SERVICE SPARES LETTER NO. 406

Piper PA-39 Twin Comanche C/R · Service Bulletins

Free account — keep the POHs & checklists you reference in one place.

Overview

This document is a Service Spares Letter from Piper Aircraft Corporation, dated July 24, 1990, specifically addressing the Piper PA-39 Twin Comanche C/R and PA-30 Twin Comanche models. It provides detailed information regarding the replacement of out-of-production Stewart Warner and A.C. Spark Plug Company indicating systems with Rochester gauges. The letter outlines the necessary conditions and procedures for ordering new gauges, including the importance of referencing the appropriate aircraft model and part numbers. It emphasizes the need for proper installation and calibration of the new gauges, ensuring that all logbook entries reflect any changes made during the replacement process. This document is essential for maintenance personnel and technicians working on these aircraft models.

Models affected include PA-39 Twin Comanche C/R and PA-30 Twin Comanche.
Replacement gauges are available to replace out-of-production Stewart Warner and A.C. gauges.
Installation may require a new mounting case for Rochester gauges.
Logbook entries must be made for any gauge or serial number changes.
Contact Piper Field Service Facilities for parts availability.

Document

Source

Originally published by bsd-box.net. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.

View original at bsd-box.net

Report a problem or request removal

Document details

Type: Service Bulletins
Year: 1990
Pages: 22
File size: 1.0 MB
Publisher: bsd-box.net

How rare is it?

5Piper PA-39 Twin Comanche C/R registered worldwide · 0 active

Common. Rarer than 10% of the aircraft models we track.

Documentation completeness

5/7

Most owners only have the POH. Here's the essential set for the Piper PA-39 Twin Comanche C/R.

This aircraft

PA-39 Twin Comanche C/R specs & performance All Piper Aircraft aircraft Compare PA-39 Twin Comanche C/R vs…

For sale

All Piper Aircraft for sale Browse all aircraft for sale Aircraft wanted ads

Free — save the PA-39 Twin Comanche C/R to your watchlist and track it in one place.

Parts & spares

Piper parts & spares33,041 Avionics & radios Engines & cylinders Browse all aircraft parts

Your library

All Piper PA-39 Twin Comanche C/R manuals22 All Piper manuals Full manuals library My hangar

Tools

Identify an aircraft Tail number lookup Aircraft matcher Compare aircraft Can I land here?Where can it land?

Explore Sprinkle

Aircraft directory Manufacturers Airports & runways Airlines Engines Aircraft for sale Aircraft parts Live flight tracker

For professionals

List an aircraft for sale Post a wanted ad Dealer & broker directory Aircraft parts marketplace Data & API licensing Data sources

More Piper PA-39 Twin Comanche C/Rmanuals & documents

See all 21 →

In this document

Models Affected

The document lists several aircraft models affected by the service bulletin, including the PA-39 Twin Comanche C/R, PA-30 Twin Comanche, and various Apache and Comanche models. It provides a comprehensive list of models to ensure that technicians can identify which aircraft may require the gauge replacements.

Replacement Gauges

The letter details the capability to replace most out-of-production gauges with Rochester gauges. It specifies that when ordering new gauges, technicians must refer to the attached supplement for proper cross-reference information, including part numbers and serial numbers.

Installation Instructions

Installation of the new Rochester gauges may require a new mounting case, especially for the first installation in a cluster. The document clarifies that existing aircraft wiring, mounting flanges, and plumbing can be used, and that installation procedures remain unchanged.

Logbook Entries

It is crucial for technicians to make appropriate logbook entries to document any gauge and serial number changes, as well as to indicate if a new mounting case is installed. This ensures compliance with maintenance records and traceability.

Availability of Parts

The document advises contacting Piper Field Service Facilities for the availability of replacement parts, ensuring that technicians can obtain the necessary components for the gauge replacement process.

Safety notes

Ensure proper installation and calibration of new gauges to maintain aircraft safety.
Logbook entries are critical for compliance and traceability.

Full document text

SERVICE SPARES 406 No. Piper Aircraft Corporation Vero Beach, Florida, U.S.A. LETTERJ u l y 2 4 , 1990 S/M MODELS AFFECTED: P A - 2 3 - 1 5 0 / 1 6 0 A p a c h e PA-23-235 A z t e c PA-23-250 A z t e c PA-24-180/250 C o m a n c h e PA-24-260 C o m a n c h e PA-24-400 C o m a n c h e PA-28-140 C h e r o k e e P A - 2 8 - 1 5 0 / 1 6 0 / 1 8 0 C h e r o k e e PA-28-151 W a r r i o r PA-28-161 W a r r i o r I I PA-28-181 A r c h e r II PA-28-235 C h e r o k e e PA-28R-180 A r r o w PA-28R-200 A r r o w PA-28R-200 A r r o w II PA-28-201T Turbo D a k o t a PA-28R-201 A r r o w III PA-28R-201T Turbo A r r o w III PA-28RT-201 A r r o w I V PA-28RT-201T Turbo A r r o w I V PA-28-236 D a k o t a PA-30 T w i n Comanche PA-32-260 C h e r o k e e S i x PA-32-300 C h e r o k e e S i x PA-32R-300 Lance PA-32RT-300 Lance II PA-32RT-300T Turbo Lance I I PA- 3 2- 3 0 1 Sa r a t oga PA-32-301T Turbo S a r a t o g a PA-32R-301 S a r a t o g a SP PA-32R-301T Turbo S a r a t o g a SP PA-34-200 S e n e c a I PA-34-200T S e n e c a II PA-39 T w i n C o m a n c h e C/R REPLACEMENT GAUGES S E R I A L NUMBERS AFFECTED For a l l m o d e l s , see attached cross reference s u p p l e m e n t . \ \ ' / l240 420 46024 420 460 (OVER) ATA: 3100 S E R V I C E SPARES LETTER NO. 406 PAGE 2 OF 2 PURPOSE : We a r e pleased t o announce t h a t we now have t h e c a p a b i l i t y t o r e p l a c e most a l l o f t h e o u t o f p r o d u c t i o n Stewart Warner and A.C. Spark Plug Company i n d i c a t i n g systems w i t h Rochester gauges. INSTRUCTIONS: There a r e some c o n d i t i o n s t h a t must be considered when o r d e r i n g t h e new Rochester gauges. Please read t h e f o l l o w i n g : Use t h e attached supplement t o o b t a i n t h e proper cross r e f e r e n c e i n f o r m a t i o n . F i r s t , f i n d t h e a p p r o p r i a t e A i r c r a f t Model sheet and t h e n reference t h e P a r t Number, Nomenclature, and S e r i a l Number i n f o r m a t i o n . Please pay s p e c i a l a t t e n t i o n t o t h e Codes and Notes on each sheet. Because o f t h e design d i f f e r e n c e i n t h e Rochester t y p e gauges it may be necessary t o i n s t a l l a new mounting case w i t h t h e FIRST i n s t a l l a t i o n o f a Rochester t y p e gauge i n a c l u s t e r . The o l d gauges w i l l f i t t h e new case. Most Rochester Gauge senders a r e n o t d i r e c t l y interchangeable w i t h Stewart Warner and A.C. Gauges and w i l l r e q u i r e replacement o f b o t h sender and gauge. A l l replacement gauges and senders use e x i s t i n g a i r c r a f t w i r i n g , mounting f l a n g e s , and plumbing. Procedures f o r i n s t a l l i n g t h e new a i r c r a f t gauges a r e unchanged. a p p r o p r i a t e A i r c r a f t Maintenance Manual f o r i n s t a l l a t i o n and c a l i b r a t i o n i n s t r u c t i o n s . Refer t o t h e Assure t h a t an a p p r o p r i a t e logbook e n t r y i s made t o show gauge and s e r i a l number changes and t o i n d i c a t e i f a new case i s i n s t a l l e d . A V A I L A B I L I T Y OF PARTS: Your P i p e r F i e l d S e r v i c e F a c i l i t y PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA23-150/160 APACHE, PA23-235 APACHE ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old NEW Part Part Number Number Code Nomenclature No. Per SerlaI Numbers Aircraft Affected 89473-2 89476-2 752-039 687-278 18363-0 33855-3 18363-2 33855-4 752-047 687-278 18363-0 33855-3 18363-2 33855-4 752-064 687-278 18363-0 33855-3 18363-2 33855-4 752-075 687-278 18363-0 33855-3 18363-2 33855-4 752-042 687-273 752-050 687-273 752-055 687-273 752-076 687-273 752-041 687-268 752-049 687-268 752-056 687-268 752-077 687-268 752-043 687-267 462-042 553-672 752-051 687-267 462-042 553-672 752-057 687-267 462-042 553-672 752678 687-267 462-042 553-672 752-040 687-285 752-048 687-285 D CASE ASSEMBLY 1 23-1 to 23-1501 C CASE ASSEMBLY 1 .. . .. . .. 0. 0 .. 0 0. . Gauge - Fuel Quantity Gauge- Fuel Quantity Gauge- Fuel Quantity Gauge- Fuel Quantity Gauge- Fuel Pressure Gauge- Fuel Pressure Gauge- Fuel Pressure Gauge- Fuel Pressure Gauge- Oil Pressure Gauge- Oil Pressure Gauge- Oil Pressure Gauge- Oil Pressure Gauge- Oil Temperature Gauge- Oil Temperature Gauge- Oil Temperature Gauge- Oil Temperature Gauge- Ammeter Gauge- Ammeter Sender- Fuel Quantity, MainTank Sender- Fuel Quantity, AuxiliaryTank Sender- Fuel Quantity,Main Tank Sender- Fuel Quantity,AuxiliaryTank Sender- Fuel Quantity,Main Tank Sender- Fuel Quantity, AuxiliaryTank Sender- Fuel Quantity,Main Tank Sender- Fuel Quantity,AuxiliaryTank Sender- Oil Temperature Sender- Oil Temperature Sender- Oil Temperature Sender- Oil Temperature 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 23-1 to 23-130 23-131 to 23-1501 23-1502to 23-2043 23-1 to 23-130 23-131 to 23-1501 23-1502to 23-2043 23-1 to 23-130 23-131 to 23-1501 23-1502to 23-2043 23-1 to 23-130 23-131 to 23-1501 23-1502 to 23-2043 23-1 to 23-130 23-131 to 23-1501 A - A replacement Case AssemblyMUST be ordered on first Rochester B - A gauge and sender MUST beordered on first Rochestergauge C - Used on PA23-150/160with serialnumbers 23-1502 and up, and D Used on PA23-150/160 only E - Used on PA23-150/160 with serialnumbers 23-2044 and up, and on gauge or Rochestergauge- sender system replacement orRochester replacement. on PA23-235with serial numbers27-505 to 27-622. PA23-235 with serial numbers27-505 to 27-622. NOTE: Indicates gauge forthesender(s) directly below. Indicatessender(s) torthe gauge directly above. When ordering,always specifyPart Number, Description,andSerial Numberof Aircraft REV. JULY 24,1990 REF:PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA23-250 AZTEC ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part

Show full text

Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected CASE ASSEMBLY 1 27-1 to 27-2504 89476-2 89488-2 87609-2 752-064 687-278 18363-0 33855-3 18363-2 33855-4 752-075 687-278 18363-0 33855-3 18363-2 33855-4 752-065 687-279 18363-0 33855-3 18363-2 33855-4 752-055 687-273 752-076 687-273 752-056 687-268 32529-0 687-268 752-057 687-267 462-042 553-672 752-066 687-284 462-042 553-672 752-078 687-267 462-046 553-672 550-610 687-266 462-044 553-673 32531-0 687-266 462-044 553-673 33660-2 548-898 33660-3 548-898 33813-2 33813-3 755-452 755-478 -- 755-453 -- 755-454 755-455 687-291 462-044 553-673 C D A,B A,B,F A,B A A A A A,B B A,B B A,B,F B A,B,E B A,B,F B CASE ASSEMBLY CASE ASSEMBLY Gauge - Fuel Quantity ** Gauge - Fuel Quantity *+ ** . ** Sender- Fuel Quantity,Main Tank Sender- Fuel Quantity, AuxiliaryTank Sender- Fuel Quantity,Main Tank Sender- Fuel quantity,AuxiliaryTank Sender - Fuel Quantity,Main Tank Sender- Fuel quantity,AuxiliaryTank Gauge - Fuel Quantity, 28 volt Gauge - Fuel Pressure Gauge - Fuel Pressure Gauge - Oil Pressure Gauge - Oil Pressure Gauge - Oil Temperature ** Sender- Oil Temperature Gauge - Oil Temperature,28 Volt ** Sender- Oil Temperature Gauge - Oil Temperature ** Sender- Oil Temperature ** ** Gauge - Cylinder Head Temperature Gauge - Cylinder Head Temperature Sender- CylinderHead Temperature Sender- CylinderHead Temperature CLUSTER ASSEMBLY- Engine Instruments CLUSTER ASSEMBLY- Engine Instruments CaseASsembly A Gauge - Fuel Quantity Gauge - Oil Pressure Gauge - Oil Temperature B Gauge - Cylinder Head Temperature B ** Sender- CylinderHead Temperature REV. JULY 24,1990 A - A replacement Case AssemblyMUST be ordered on first Rochester B- A gauge and C - Used on PA23-250 with serial numbers 27-2505 to27-7354221, 27- D - Used on PA23-250 with serial numbers27-7354222, 27-7454235 to E -Optional Equipment gauge or Rochester gauge - sender system replacement MUST be ordered on firstRochester gauge or Rochester sender replacement. 7354223 to27-7354234, 27-7554063. 2505 TO 27-7554063 Must ORDER KIT 766-237, ENGINE F - 28 VOLT PA23-250WitH SERIAL NUMBERS BETWEEN 27- INSTRUMENT VOLTAGE REGULATOR ON FIRST GAUgE REPLACEMENT I I NOTE: Indicatesgaugeforthe sender(s) directly below. ** Indicates sender(s)forthe gauge directly above. 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 27-1 to 27-504 27-505 to 27-7554063 27-1 to 27-2504 27-1 to 27-504 27-505 to 27-2504 27-1 to 27-504 27-2505 to 27-7554063 27-1 to 27-504 27-1 to 27-2504 27-505 to 27-7554063 27-1 to 27-2504 27-2505 to 27-7554063 when ordering, alwaysspecify Part Number, Description,and Serial Numberof Aircraft 27-7554064 to 27-8054032 27-8054033 and up Page 2 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA24-180 COMANCHE, PA24-250 COMANCHE ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST4 Old New Part Part Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected 89475-2 89479-2 752-054 687-283 20966-0 687-282 752-080 687-283 20966-0 687-282 752-064 687-278 20966-0 687-282 20966-2 687-287 752-075 687-278 20966-0 687-282 20966-2 687-287 752-055 687-273 752-076 687-273 752-056 687-268 32529-0 687-268 752-057 687-267 752-078 687-267 23268-0 687-266 752-058 687-285 752-079 687-285 462-042 553-672 462-042 553-672 462-044 553-673 CASEASSEMBLY CASEASSEMBLY ** ** ** Gauge - Fuel Quantity, ' 0 to 30' Gauge - Fuel Quantity,'0 to 30' Gauge - Fuel Quantity,'E to F' Sender- Fuel Quantity,MainTank Sender- Fuel Quantity,MainTank Sender- Fuel Quantity,Main Tank Sender- Fuel Quantity,Main Tank Sender- Fuel Quantity,AuxiliaryTank ** Sender- Fuel Quantity,AuxiliaryTank Gauge - Fuel Quantity,'E to F' ** ** Gauge- Fuel Pressure Gauge- Fuel Pressure Gauge oil Pressure Gauge- Oil Pressure Gauge- Oil Temperature ** Sender - oil Temperature Gauge- Oil Temperature ** Sender- oil Temperature Gauge- CylinderHead Temperature ** Gauge - Ammeter, '40- 0 +40' Gauge - Ammeter, '40- 0 +40' Sender- CylinderHead Temperature 1 1 2 2 2 2 4 2 2 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 24-1 to 24-3039 24-3040 to 24-3284. 24-2175. 24-2299 to 24-2843 24-1 to 24-3039 24-3040 and Up 24-1 to 24-3039 24-3040 and Up 24-1 to 24-3039 24-3040 and Up 24-2044 and Up 24-1 to 24-3039 24-3040 and up A - A replacementCase Assembly MUST beordered on first Rochester gaugeor Rochestergauge-sender systemreplacement B - A gauge andsender MUST be ordered on first Rochestergauge orRochestersenderreplacement C - Used on PA24-180 and PA24-250 with serial numbers 24-1 to 24- 2174, 24-2176 to 24-2298, on PA24-180 with serial numbers 24-3285 and up, and on PA24-250 with serial numbers24-2844 and up. D - Used on PA24-180 and PA24-250 with serial numbers 24-2175,24- 2299 to 24-2843, and on PA24-180 with serial numbers 24-2844 to 26-3284. E - Used on PA24-180 only. F - Used on PA24250 only. G - Used on PA24-250 withauxiliary fuel tanks. H - Used on PA24-180 with serial numbers 24-3285 and up, and on PA24-250with serial numbers24-3040 and up. NOTE: Indicatesgauge forthesender(s) directly below. ** Indicatessender(s) for the gauge directly above. When ordering, alwaysspecify Part Number, Description,and Serial Numberof Aircraft REV. JULY 24, 1990 Page 3 of 18 REF: PS60011 SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA24-260 COMANCHE, PA24-400 COMANCHE ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number code No. Per Serlal Numbers Aircraft Affected 752-075 20966-0 20966-2 450-772 450-771 752-076 32529-0 752-078 462-046 32531-0 462-044 751-873 462-044 894752 89487-2 687-278 687-282 687-287 687-288 687-289 687-273 687-268 687-267 553-672 687-266 553-673 687-265 553-673 C D A,B E F F A A A,B B A,B,E B A,B,F B CASE ASSEMBLY CASE ASSEMBLY Gauge-FuelQuantity ** ** ** Sender- Fuel Quantity, Main Tank Sender- Fuel Quantity, AuxiliaryTank Sender- Fuel Quantity,Wing Tank- Outboard Sender- Fuel Quantity,Wing Tank- Inboard Gauge- Fuel Pressure Gauge - Oil Pressure Gauge- Oil Temperature ** Sender- Oil Temperature Gauge- CylinderHead Temperature ** Gauge- CylinderHead Temperature ** Sender- CylinderHead Temperature Sender- CylinderHead Temperature 1 1 1 2 2 2 2 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered on firstRochester gauge or Rochestergauge - sender systemreplacement. B - A gauge andsender MUST be ordered on first Rochester gauge orRochester senderreplacement C - Used on PA24-260 with serial numbers24-3642, 24-4000 to 24-4782, 22-4784 to24-4803, and on PA 24-400 with serial numbers26-1 and up. D - Used on PA24-260 with serialnumbers24-4783, 24-4804 and up. E - Used on PA24-260 only. F- Used on PA24-400 only. NOTE: Indicatesgaugeforthe sender(s) directly below. .. Indicatessender(s)forthegauge directlyabove. When ordering, alwaysspecify Part Number, Description,and Serial Numberof Aircraft REV. JULY 24,1990 Page 4 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA30 TWIN COMANCHE, PA39 TWIN COMANCHE C/R ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected 752-075 20966-0 20966-2 32529-0 752-078 462-046 32531-0 462-044 89488-2 89474-2 01299-2 687-278 687-282 687-287 687-268 687-267 553-672 687-266 553-673 C D D A A A,B B A,B B CASE ASSEMBLY CASEASSEMBLY CASE ASSEMBLY- Fuel Quantity Gauge - Fuel Quantity, 'E to F' ** ** Gauge - Oil Pressure Gauge - Oil Temperature ** Sender- oil Temperature Gauge - Cylinder Head Temperature ** Sender- Fuel Quantity, Main Tank Sender- Fuel Quantity,AuxiliaryTank Sender- CylinderHead Temperature 1 1 1 2 2 2 2 2 2 2 2 A - A replacement Case Assembly MUST be ordered on first Rochester B- A gauge and sender MUST beordered on first Rochester gauge C - Used on PA30 with serial numbers 30-1 to 30-1716, 30-1718 to 30- D - Used on PA30 with serial numbers30-1717, 30-1745 and up, and on gauge or Rochester gauge - sender system replacement. orRochestersender replacement. 1744. PA39with serial numbers39-1 and up. NOTE: Indicatesgauge for the sender(s) directly below. ** Indicatessender(s)for the gauge directly above. When ordering, alwaysspecify Part Number, Desciption, and serial Numberof Aircraft REV. JULY 24.1990 Page 5 of 18 REF:PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28-140 CHEROKEE ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected 89475-2 CASE ASSEMBLY - Gauge 1 28-20001 to 28-20550 752-070 687-257 752-081 687-257 752-055 687-273 752-076 687-273 752-057 687-267 752-078 687-267 752-071 687-270 752-082 687-270 752-058 687-285 752-079 687-285 752-084 687-286 62037-0 548-671 62037-0 548-671 462-046 553-672 462-046 553-672 89477-2 752-112 687-261 68101-2 766-240 752-113 687-260 68 10 1-2 766-240 752-097 87391-2 752-096 87366-2 550-487 553-672 752-1 14 687-272 752-099 687-286 06205-3 06205-5 79364-0 687-259 68101-2 766-240 79363-0 687-258 68101-2 766-240 79370-0 87391-2 38226-0 87382-2 79367-0 87366-2 550-487 553-672 550-548 87365-2 550-549 553-673 A,B B A,B B A A A,B B A,B B A A A A A A,B B A,B B A A,B A A B B B B A A B B,Z z ** Sender - Fuel Quantity ** Sender - Fuel Quantity Gauge - Fuel Pressure Gauge - Oil Temperature ** Sender - Oil Temperature Gauge -Oil Temperature ** Sender - Oil Temperature Gauge - Oil Pressure Gauge - Oil Pressure Gauge - Ammeter, 40- 0 40 Gauge - Ammeter, 40- 0 40 Gauge - Ammeter, 0 20 40 CASE ASSEMBLY Gauge - Fuel Quantity, Left Tank ** Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Right Tank ** Kit - Fuel Quantity Sender Gauge- Oil Temperature ** Sender - Oil Temperature Gauge - Oil Pressure Gauge - Ammeter, 0 20 40 Gauge - Fuel Quantity 'E to F' Gauge - Fuel Quantity, 'E to F Gauge - Fuel Guage - Fuel Pressure CASE ASSEMBLY - Right CASE ASSEMBLY - Left Gauge - Fuel Quantity,Left Main Gauge - Fuel Quantity, Right Main .. Gauge - Fuel Pressure Gauge - oil Pressure Gauge - Oil Temperature Gauge - Cylinder Head Temperature ** Kit - Fuel Quantity Sender Kit - Fuel Quantity Sender Sender-OilTempemure Sender - Cylinder Head Temperature 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 28-20551 to 28-24999 1 1 1 1 1 1 1 1 1 1 28-25000 and up 1 28-25000andup 1 1 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered on first Rochester gauge or Rochester gauge - sender system replacement B - Agauge andsenderMust beordered on first Rochester gauge Z- Replacement partsfor aircraftthat have Installed CylinderHead or Rochester sender replacement. Temperature Kit, Part Number 760-458, only. NOTE: Indicates gauge for the sender(s) directly below. ** Indicates sender(s)forthe gauge directlyabove. When ordering, always specify Part Number, Description, and serial Number of Aircraft REV. JULY 24,1990 Page 6 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LEtTER NO. 406 PA28-150/160/180 CHEROKEE ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected 894752 752-070 687-257 62037-2 766-240 752-081 687-257 62037-2 766-240 752-076 687-273 752-055 687-273 752-057 687-267 752-078 687-267 752-071 687-270 752-082 687-270 752-058 687-285 752-079 687-285 752-084 687-286 462-042 553-672 462-046 553-672 89477-2 752-112 687-261 68101-2 766-240 752-113 687-260 68101-2 766-240 752-097 8739 1-2 752-096 87366-2 550-487 553-672 752-114 687-272 752-099 687-286 79362-0 765-186 763-053 687-277 06205-3 . 06205-5 79364-0 687-259 68 101-2 766-240 79363-0 687-258 68101-2 766-240 79370-0 87391-2 38226-0 87382-2 79367-0 87366-2 550-487 553-672 79362-0 765-186 763-053 687-277 550-548 87365-2 550-549 553-673 A,B B A,B B A A A,B B A,B B A A A A A A,B B A,B B A A,B A A A,C D D B B B B A A B C B,Z z CASEASSEMBLY ** ** Gauge - Fuel Quantity,E to F Kit- Fuel QuantitySender Gauge- Fuel Quantity, E to F Kit- Fuel QuantitySender Gauge- Fuel Pressure Gauge- Fuel Pressure Gauge- Oil Temperature Gauge- Oil Temperature Gauge- Oil Pressure Gauge- Oil Pressure Gauge - Ammeter, 40- 0 +40 Gauge - Ammeter, 40- 0 +40 Gauge - Ammeter, 0 20 40 CASE ASSEMBLY Gauge- Fuel Quantity,Left Tank ** Kit- Fuel QuantitySender Gauge- Fuel Quantity, RightTank ** Kit- Fuel QuantitySender Gauge- Fuel Pressure Gauge- Oil Temperature Gauge- Oil Pressure Gauge - Ammeter,0 20 40 Kit- ExternallyShuntedAmmeter Gauge- Ammeter, ExternallyShunted ** Sender -Oil Temperature ** Sender- Oil Temperature ** Sender- Oil Temperature CASE ASSEMBLY - Right CASE ASSEMBLY - Left ** Gauge- Fuel Quantity,Left Main Kit- Fuel QuantitySender Gauge- Fuel Quantity, Right Main Kit- Fuel QuantitySender Gauge- Fuel Pressure Gauge - Oil Pressure Gauge- Oil Temperature Kit- Externally ShuntedAmmeter Gauge- Ammeter, ExternallyShunted Gauge- CylinderHead Temperature ** Sender - Oil Temperature ** Sender- CylinderHead Temperature 1 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 28-1 to 28-1760 1 28-1761 to 28-4377 1 1 1 1 1 1 1 1 1 28-1761 to 28-3377 1 28-3378 to 4377 1 1 28-4378 and up 28-4378 and up 1 1 1 1 1 1 1 1 1 1 1 1 1 A-A replacement Case Assembly MUST be ordered on first Rochester gaugeor Rochestergauge-sender systemreplacement. E- A gauge and senderMUST be ordered on first Rochester gauge or Rochestersender replacement. C- See SERVICE BULLETIN NO. 811A. D - Used on PA28-180 only. z - Replacementpartsforaircraft that have installed CylinderHead Temperature Kit, Part Number760-459, only. NOTE: Indicates gauge for thesender(s) directly below. ** Indicates sender(s)forthe gauge directlyabove. REV. JULY 24,1990 When ordering,always specify Part Number, Description,and Serial Numberof Aircraft Page 7 REF: PS60011 of 18 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28-235 CHEROKEE ENGINe GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part, Number Number code No. Per Serial Number Aircraft Affected CASE ASSEMBLY 1 28-1003 to 28-11039 89478-2 752-100 687-259 68101-2 766-240 752-101 687-258 681 01-2 766-240 79366-0 687-263 681 01-2 766-240 752-102 687-262 68 1 01-2 766-240 752-097 87391-2 752-098 687-272 752-096 87366-2 752-099 687-286 752-121 765-186 763-053 687-277 550-487 553-672 062053 06205-5 79364-0 687-259 681 01-2 766-240 79363-0 687-258 68101-2 766-240 79366-0 687-263 681 01-2 766-240 752-102 687-262 68101-2 766-240 79370-0 87391-2 38226-0 87382-2 79367-0 87366-2 550-487 553-672 79362-0 765-1 86 763-053 687-277 550-548 87365-2 550-549 553-673 A,B B A,B B A,B B A,B B A A A,B A A,C B B B B A,B B A,B B A A B C B,Z z ** ** Gauge - Fuel Quantity, Left Main Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Right Main Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Left Tip Kit - Fuel Quantity Sender Kit - Fuel Quantity Sender Gauge - Fuel Quantity. Right Tip Gauge - Fuel ** Gauge - Oil Pressure ** Sender - Oil Temperature Gauge - Ammeter, 0 20 40 Kit - Externally Shunted Ammeter Gauge - Ammeter, Externally Shunted Gauge -Oil Temperature CASE ASSEMBLY - Right CASE ASSEMBLY - Left Gauge - Fuel Quantity, Left Main ** Kit - Fuel Quantity Sender Gauge - Fuel Quantity,Right Main ** Kit - Fuel QuantitySender ** Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Right Tip ** Kit - Fuel Quantity Sender Guage - Fuel Pressure Gauge -011 Pressure Gauge -Oil Temperature ** Sender - Oil Temperature Kit - Externally Shunted Ammeter Gauge - Ammeter, Externally Shunted Gauge - Cylinder Head Temperature ** Gauge - Fuel Quantity, Left Tip Sender - Cylinder Head Temperature A A replacement Case Assembly MUST be ordered onfirst Rochester gauge or Rochester gauge - sendersystem replacement. or Rochester sender replacement. B- A gauge and sender MUST be ordered on first Rochester gauge z- Replacement parts for aircraft that have installed Cylinder Head C - See SERVICE BULLETIN 8llA. Temperature Kit, Part Number 760-459, only. I NOTE: Indicatesgauge forthe sender(s) directly below. ** Indicates sender(s) for the gauge directlyabove. 1 1 1 1 1 1 1 1 1 1 1 1 1 28-10003 to 28-10719 1 28-10720 to 28-11039 1 1 2811040 and up 1 2811040 and Up 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24. 1990 Page 8 Of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28R-180 ARROW, PA28R-200 ARROW II ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number code Nomenclature No. Per Serial Numbers Aircraft Affected 06205-3 D CASE ASSEMBLY- Right 06205-5 D CASE ASSEMBLY- Left 79364-0 68101-2 79363-0 68101-2 7937 1-0 38226-0 79367-0 550-487 79362-0 763-053 550-548 550-549 550-543 550-549 687-259 766-240 687-258 766-240 687-274 87382-2 87366-2 553-672 765-186 687-277 87365-2 553-673 687-264 553-673 B B ** Kit- Fuel QuantitySender B Gauge- Fuel Quantity,Right Main B ** Kit - Fuel QuantitySender A Gauge - Fuel Pressure A Gauge- Oil Pressure B Gauge-Oil Temperature ** Sender- Oil Temperature C Kit- ExternallyShuntedAmmeter Gauge- Ammeter,Externally Shunted B,E,Z Gauge- CylinderHead Temperature z ** Sender- Cylinder Head Temperature B,F,Z Gauge- CylinderHead Temperature z ** Sender - CylinderHead Temperature Gauge- FUel Quantity, Left Main A -A replacementCase Assembly MUST beordered on first Rochester B-A gauge and sender MUST beordered an first Rochester gauge D - USEd ON PA28R-180 with serial numbers 28R-30005 and up, and gauge or Rochestergauge- sender system replacement. or RochesterSenderreplacement C - See SERVICE BULLETIN NO. 811A. on PA28R-200 with serial numbers 28R-35001 end up. E - Used on PA28R-180 only. F - Used on PA28R-200 only. z- Replacement parts foraircraft that have installed CylinderHead Temperature Kits, Part Numbers760-459 (PA28R-180)or 760-460 (PA28R-200),only. 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 NOTE: lndicates gauge for thesender(s) directly below. .. Indicatessender(s)forthe gauge directlyabove. When ordering,always specifyPart Number, Description,andSerial Numberof Aircraft REV. JULY 24,1990 Page 9 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28-151/161 WARRIOR ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number code No. Per Aircraft Serial Numbers Affected 06205-4 C CASE ASSEMBLY 79364-0 68101-2 79363-0 68101-2 79370-0 38226-0 79367-0 550-487 550-548 550-549 687-259 687-258 8739 1-2 87382-2 766-240 766-240 87366-2 553-672 87365-2 553-673 ** . ** . ** . ** Gauge -Fuel Quantity, Left Main Kit - Fuel QuantitySender Gauge - Fuel Quantity, Right Main Kit - Fuel QuantitySender Gauge - Fuel Pressure Gauge - Oil Pressure Gauge - Cylinder Head Temperature Gauge - Oil Temperature Sender - Oil Temperature Sender - Cylinder Head Temperature 1 1 1 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered firstRochester gauge or Rochester gauge - sendersystem replacement. orRochester senderreplacement PA28-161with serial numbers 28-7716001 to 28-8116268, 28-8216007, 28-8216014, 28-8216017, 28-8216019,and 28-8216021. B - A gauge and sender MUST be ordered on first Rochester gauge C - Used on PA28-151with serial numbers 28-7415001 and up, and on NOTE: Indicatesgauge for the sender(s) directly below. Indicatessender(s)forthe gauge directlyabove. When ordering,always specifyPart Number, Description,andSerial Numberof Aircraft REV. JULY 24,1990 page 10 of 18 REF: Ps60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28-181 ARCHER II, PA28-236 DAKOTA ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected 79364-0 68101-2 79363-0 68101-2 79370-0 38226-0 79367-0 550-487 79362-0 763-053 550-548 550-549 06205-3 06205-5 687-259 766-240 687-258 766-240 8739 1-2 87382-2 87366-2 553-672 765-186 687-277 87365-2 553-673 C C B,F B,F B,F B,F A A B D B,Z z CASE ASSEMBLY - Right CASE ASSEMBLY - Left ' ** l ** Gauge - Fuel Quantity, Left Main Kit - Fuel Quantity Sender Gauge - Fuel Quantity. Right Main Kit - Fuel Quantity Sender Gauge - Oil Pressure l Gauge - Oil Temperature ** Sender - Oil Temperature Kit - Externally Shunted Ammeter Gauge - Ammeter, Externally Shunted l Gauge - Cylinder Heed Temperature Gauge- Fuel PreSSUre Sender - Cylinder Heed Temperature 1 1 1 1 1 1 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered on first Rochester gauge or Rochester gauge-sender system replacement B - A gauge and sender MUST be ordered on first Rochester gauge orsender replacement, C - Used on PA28181 with serial numbers 28-7990001 to 28-8190279, 28-8290017, 28-8290018, 28-8290028, 28-8290033, 28-8290034, and 28-8290036, and on PA28-236 with serial numbers 28-7911001to 28-8311025. D - See SERVICE BULLETIN No. 811A. E - Used on PA28-236 only. F - Used on PA28-181 only. z- Replacement parts for aircraft that have installed Cylinder Head Temperature Kit, Part Number 760-459, and for parts originally installed inPA28-236. NOTE: Indicates gauge for the sender(s) directly below. Indicates sender(s) for the gauge directly above. When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 page 11 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28-201T TURBO DAKOTA, PA28R-201 ARROW III, PA28R-20lT TURBO ARROW III ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number Code No. Per Serial Numbers Aircraft Affected 06205-3 D CASE ASSEMBLY - Right 06205-5 C CASE ASSEMBLY - Left 06205-8 E CASE ASSEMBLY - Right 79371-0 687-274 A,D Gauge - Fuel Pressure 38226-0 87382-2 A,D Gauge - Oil Pressure 37340-0 87363-2 A,E Gauge - Oil Pressure 79367-0 87366-2 B,D * Gauge - Oil Temperature 550-487 553-672 oo Sender - Oil Temperature 37338-0 550-487 550-543 550-549 35798-2 550-549 79362-0 763-053 37337-0 763-053 8736 1-2 553-672 687-264 553-673 87362-2 553-673 765-186 687-277 765-186 687-277 B,E l B,D l B,E * F E,F .. ** .. Gauge - Oil Temperature Gauge - Cylinder Head Temperature Gauge - Cylinder Head Temperature Kit - Externally Shunted Ammeter Gauge - Externally Shunted Ammeter Kit - Externally Shunted Ammeter Gauge - Externally Shunted Ammeter Sender - Oil Temperature Sender - Cylinder Head Temperature Sender - Cylinder Head Temperature 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 A- A replacement Case Assembly MUST be ordered on first Rochester gauge or Rochester gauge - sender system replacement. B - A gauge and sender MUST be ordered on first Rochester gauge orRochester sender replacement. C - Used on PA28R-201 with serial numbers 28R-7737001 to 28R-7837319, on PA28R-201T with serial numbers 28R- 7703001 to 28R-7803374, and on PA28-201T with serial number 28-7921091 and up. D - Used on PA28R-201 only. E - Used on PA28R-201T and PA28-201T only. F - See SERvicE BUlletlN NO. 811A. When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 page 12 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA28RT-201 ARROW IV, PA28RT-201T TURBO ARROW IV ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New No. Part Part Per Serial Numbers Number Number code Nomenclature Aircraft Affected 06205-3 D CASE ASSEMBLY - Right 1 06205-5 C CASE ASSEMBLY - Left 1 06205-8 E CASE ASSEMBLY - Right 1 79371-0 687-274 A,D Gauge - Fuel Pressure 1 38226-0 87382-2 A,D Gauge - Oil Pressure 1 37340-0 87363-2 A,E Gauge - Oil Pressure 1 79367-0 87366-2 B,D l Gauge - Oil Temperature 1 550-487 553-672 ** Sender - Oil Temperature 1 37338-0 87361-2 B,E l Gauge-OilTemperature 1 550-487 553-672 ** Sender - Oil Temperature 1 550-543 687-264 B,D l Gauge - Cylinder Head Temperature 1 550-549 553-673 ** Sender - Cylinder Head Temperature 1 35798-2 87362-2 B,E l Gauge - Cylinder Head Temperature 1 550-549 553-673 ** Sender - Cylinder Head Temperature 1 79362-0 765-186 F Kit - Externally Shunted Ammeter 1 763-053 687-277 Gauge - Externally Shunted Ammeter 1 37337-0 765-186 F Kit - Externally Shunted Ammeter 1 763-053 687-277 Gauge - Externally Shunted Ammeter 1 A- A replacement Case AssembIy MUST be ordered on first Rochester B- Agauge andsender MUST be ordered on first Rochester gauge C - Used on PA28RT-201 with serial numbers 28R-7918001 and up, and on PA28RT-201T with serial numbers 28R-7931001 and up. guage or Rochester gauge-sender replacement. orRochester sender replacement. D - Used on PA28RT-201 only. E - Used on PA28RT-201T only. F - See SERVICEBUlletiN NO. 811A. NOTE: l Indicates gauge for the sender(s) directly below. ** Indicates sender(s) tor the gauge directly above. When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 page 13 of 18 REF: Ps60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA32-260 CHEROKEE, PA32-300 CHEROKEE SIX ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Nomenclature No. Per Serial Numbers Aircraft Affected 89478-2 89478-2 752-100 687-259 68101-2 766-240 752-101 687-258 68101-2 766-240 79366-0 687-263 68101-2 766-240 752-102 687-262 68101-2 766-240 752-097 87391-2 755-422 687-276 752-098 687-272 752-096 87366-2 550-487 553-672 79362-0 765186 763-053 687-277 062053 062055 79364-0 687-259 68101-2 766-240 79363-0 687-258 68101-2 766-240 79366-0 687-263 68101-2 766-240 79365-0 687-262 68101-2 766-240 79370-0 87391-2 79374-0 687-276 38225-0 687-215 79373-0 687-271 38226-0 87382-2 79367-0 87366-2 550-487 553-672 38667-2 87365-2 550-549 553-673 79369-0 687-264 550-549 553-673 79362-0 765186 763-053 687-277 CASE ASSEMBLY CASE ASSEMBLY l ** l ** l ** * " Gauge - Fuel Quantity, Left Main Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Right Main Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Left Tip Kit - Fuel Quantity Sender Gauge - Fuel Quantity, Right lip Kit - Fuel Quantity Sender Gauge - Fuel Pressure Gauge - Fuel Pressure Gauge - Oil Pressure l Gauge - Oil Temperature ** Sender - Oil Temperature Kit - Externally Shunted Ammeter Gauge - Externally Shunted Ammeter CASE ASSEMBLY - Right CASE ASSEMBLY - Left l Gauge - Fuel Quantity, Left Main " Kit - Fuel Quantity Sender l Gauge - Fuel Quantity, Right Main " Kit-FuelQuantitySender l Gauge-Fuel Quantity,LeftTip " Kit-FuelQuantity Sender l Gauge - Fuel Quantity, Right Tip " Kit-FuelQuantitySender Gauge - Fuel Pressure Gauge - Fuel Pressure Gauge - Fuel Pressure Gauge - Oil Pressure Gauge - oil Pressure l Gauge -OilTemperature " Sender - Oil Temperature l ** l " Gauge - Cylinder Head Temperature Gauge - Cylinder Head Temperature Kit - Externally Shunted Ammeter Gauge - Externally Shunted Ammeter Sender - Cylinder Head Temperature Sender - Cylinder Head Temperature 1 32-1 to 32-1110 1 32-40000 to 32-40565 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 32-40566 to 32-7840222 1 32-7940001 to 7940146 1 1 32-7940001 and up 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered on first Rochester B - A gauge and sender MUST be ordered on first Rochester gauge C - Used on PA32-260 with serial numbers 32-1111 and up, and on 32-300 D - Used on PA32-260 only. G - Used on PA32-260 with serial numbers 32-1111 and up, and on 32-300 with serial numbers 32-40566 to 32-7840222. z - Replacement parts for aircraft that have installed Cylinder Head Temperature Kits, 760-461 (PA32-260) or 760-462 (PA32-300). gauge or Rochester gauge -sender system replacement. or Rochester sender replacement. with serial number 32-40566 and up. E -Used on PA32-300 only. F - See SERVICE BULLETIN NO. 811A. NOTE: l Indicates gauge for the sender(s) directly below. " Indicates sender(s) for the gauge directly above. When ordering, always specify Part Number, Description, and Serial Number of Aircraft page 14 of 18 REV. JULY 24,1990 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA32R-300 LANCE, PA32RT-300 LANCE II, AND PA32RT-300T TURBO LANCE ll ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number code Nomenclature No. Per Serial Numbers Aircraft Affected 38225-0 38226-0 98706-2 79367-0 550-487 79369-2 550-549 79362-0 763-053 06205-3 06205-5 687-275 87382-2 87360-2 87366-2 553-672 687-264 553-673 765-186 687-277 C C A,E A A,F B B,Z D CASE ASSEMBLY - Right CASE ASSEMBLY - Left Gauge - Fuel Pressure Gauge - Oil Pressure Gauge - Oil Pressure l Gauge - Oil Temperature Sender - Oil Temperature l Gauge - Cylinder Head Temperature ** Sender - Cylinder Head Temperature Kit - Externally Shunted Ammeter Gauge - Ammeter, Externally Shunted A - A replacement Case Assembly MUST be ordered on first Rochester gauge or Rochester gauge - sender system replacement. B - A gauge and sender MUST be orderedon first Rochester gauge or Rochester sender replacement. C - Used on PA32R-300 with serial numbers 32-7680001 and up, on PA32RT-300 withserial numbers 32R-7885001 and up, and on PA32RT-300T with serial numbers 32R-7887001 and up. E - Used on PA32R-300 with serial numbers 32R-7680001 and up, and on PA32RT-300 with serial numbers 32R-7885001 to32R-7985102. F - Used on PA32RT-300T only. z- Replacement parts for PA32R-300 aircraft that have installed Cylinder D - See SERviCE BULLETIN NO. 811A. Head Temperature Kit, Part Number 780-462, and for parts originally installed in PA32RT-300T. NOTE: l Indicates gauge for the sender(s) directly below. ** lndicates sender(s) for the gauge directly above. 1 1 1 1 1 1 1 1 1 1 1 When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 page 15 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA32-301 SARATOGA, PA32-301T TURBO SARATOGA ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number code Nomenclature No. Per Serial Numbers Aircraft Affected 06205-8 C CASE ASSEMBLY - Right 38226-0 98706-2 79367-0 550-487 38667-2 550-549 79362-0 763-053 06205-5 87382-2 87360-2 87366-2 553-672 87365-2 553-673 765-186 687-277 C CASE ASSEMBLY - Left A,D Gauge - Oil Pressure A,E Gauge - Oil Pressure B l Gauge - Oil Temperature B,E l Gauge Cylinder Head Temperature F " Sender - Oil Temperature ** Sender - Cylinder Head Temperature Kit - Externally Shunted Ammeter Gauge - Externally Shunted Ammeter 1 1 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered on first Rochester gauge or Rochester gauge - sender system replacement. B - A gauge and sender MUST be ordered on first Rochester gauge orRochester sender replacement. C - Used on PA32-301 with serial numbers 32-8006001 to 32-8106087 and on PA32-301T with serial numbers 32-8024001 to 32-8124030. D- Used on PA32-301 only. E - Used on PA32-301T only. F - See SERVICE BULLETIN NO. 811A. NOTE: l Indicates gauge for the sender(s) directly below. " Indicates sender(s) for the gauge directly above. When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 page 16 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA32R-301 SARATOGA SP, PA32R-301T TURBO SARATOGA SP ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Part Number Number Code Nomenclature No. Per Serial Numbers Aircraft Affected 38226-0 98706-2 79367-0 550-487 38667-2 550-549 79362-0 763-053 06205-8 06205-5 87382-2 87360-2 87366-2 553-672 87365-2 553-673 765186 687-277 C CASE ASSEMBLY - Right C CASE ASSEMBLY - Left A,D Gauge - Oil Pressure A,E Gauge - Oil Pressure B l Gauge - Oil Temperature B,E l Gauge Cylinder Head Temperature F Kit - Externally Shunted Ammeter ** Sender - Oil Temperature ** Sender - Cylinder Head Temperature Gauge - Externally Shunted Ammeter 1 1 1 1 1 1 1 1 1 1 A - A replacement Case Assembly MUST be ordered on first Rochester B - A gauge and sender MUST be ordered on first Rochester gauge C - Used on PA32R-301 with serial numbers 32R-8013001 to 32R- D- Used on PA32R-301 only. E - Used on PA32R-301T only. gauge or Rochester gauge - sender system replacement. or Rochestersender replacement. 8113094 and onPA32R-301T with serial nurnbers 32R-8029001 to 32- 8129090. F- See SERVICE BULLETIN NO. 811A. NOTE: l Indicates gauge for the sender(s) directly below. Indicates sender(s) for the gauge directly above. When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 Page 17 of 18 REF: PS60011 PIPER AIRCRAFT SUPPLEMENT TO SERVICE SPARES LETTER NO. 406 PA34-200 SENECA I, PA34-200T SENECA II ENGINE GAUGE AND SENDER CROSS-REFERENCE LIST Old New Part Number Number code No. Per Serial Numbers Aircraft Affected 79371-0 79373-0 37340-0 79367-0 550-487 37338-0 550-487 550-543 550-549 35798-2 550-549 37337-0 763-053 06205-4 06205-2 687-274 687-271 87363-2 87366-2 553-672 8736 1-2 553-672 687-264 553-673 87362-2 553-673 765-186 687-277 C D A,E A,E A,F B,E CASE ASSEMBLY CASE ASSEMBLY Gauge - Fuel Pressure Gauge - Oil Pressure Gauge - Oil Pressure l Gauge - Oil Temperature ** Sender - Oil Temperature l Gauge - Oil Temperature ** Sender - Oil Temperature l l ** Gauge - Cylinder Head Temperature Gauge - Cylinder Head Temperature Kit - Externally Shunted Ammeter Gauge - Externally Shunted Ammeter Sender - Cylinder Head Temperature Sender - Cylinder Head Temperature 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 A - A replacement Case Assembly MUST be ordered on first Rochester gauge or Rochester gauge - sender system replacement. B - A gauge and sender MUST be ordered on first Rochester gauge orRochester sender replacement. C - Used on PA34-200 with serial numbers 34-7250001 and up. D - Used on PA34-200T with serial numbers 34-7570001 and up. E - Used on PA34-200 only. F-Usedon PT34-200T only. G - see SERVICE bulletin NO. 811A. NOTE: l Indicates gauge for the sender(s) directly below. ** Indicates sender(s) for the gauge directly above. When ordering, always specify Part Number, Description, and Serial Number of Aircraft REV. JULY 24,1990 page 18 Of 18 REF: Ps60011 A p r i l 24, 1992 T O : PARTS MANAGERS SUBJECT: SERVICE SPARES LETTER NO. 406 Our r e c o r d s i n d i c a t e you have o r d e r e d one or more of P i p e r Part Numbers 89477-02 o r 89478-02 case assemblies. S.S.L. 406 i n c o r r e c t l y s p e c i f i e s P a r t Number 89477-02 f o r t h e PA-28-140, PA-28-150, PA-28-160 and PA-28-180 i n c e r t a i n serial number ranges. Number 89478-02 is a l s o i n c o r r e c t l y specified f o r t h e PA-28-235, PA-32-260 and PA-32-300 i n c e r t a i n serial number ranges. The correct call o u t is j u s t t h e o p p o s i t e of t h a t specified i n S.S.L. 406. I n other words, P i p e r P a r t Number 89477-02 case assembly a p p l i e s t o t h e PA-28-235, PA-32-260 and PA-32-300 and Piper P a r t Number 89478-02 case assembly a p p l i e s t o t h e PA-28-140, PA-28-150, PA-28-160 and PA-28-180. r a n g e s specified i n S.S.L. 406 are correct. P a r t The serial number Y o u may r e t u r n these case assemblies f o r credit by a t t a c h i n g a copy o f t h i s letter t o the Warranty C l a i m and r e t u r n w i t h t h e p a r t s . W e a p o l o g i z e f o r any inconvenience t h i s may have caused and provide t h i s infor- mation t o preclude f u r t h e r confusion. P l e a s e a d j u s t your files accordingly. Best Regards, PIPer AIRCRAfT CORPORATION Customer Service cc: R i c k Richardson - Warranty We Are Flying PIPER AIRCRAFT CORPORATION 2926 PIPER D R I V E ,VERO BEACH. FLORIDA 32960 TEL (407) 567-4361 THIS PAGE INTENTIONALLY BLANK

All Piper PA-39 Twin Comanche C/R service bulletins