Type Certificate Data Sheet (TCDS) H11NM
Robinson R44 Cadet · Type Certificate
Overview
This document is the Type Certificate Data Sheet (TCDS) H11NM for the Robinson R44 Cadet and other variants of the R44 helicopter. It provides detailed specifications, including engine performance, weight limits, and electrical system configurations for various models. The TCDS is essential for understanding the operational limitations and requirements for the R44 Cadet, which is a two-place helicopter with specific design features and performance characteristics. Pilots and maintenance personnel will find critical information regarding the aircraft's dimensions, weight, and engine specifications, as well as safety warnings and operational notes.
- The R44 Cadet has a maximum continuous power of 185 horsepower and a 5-minute takeoff rating of 210 horsepower.
- The gross weight limit for the R44 Cadet is 2200 pounds.
- The helicopter features a standard 28-volt electrical system.
- The datum is located 100 inches forward of the main rotor centerline.
- Measurements are provided in inches, rounded to the nearest hundredth.
Document
Source
Originally published by robinsonstrapistorprod.blob.core.windows.net. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type
- Type Certificate
- Year
- 2024
- Pages
- 10
- File size
- 937 KB
- Publisher
- robinsonstrapistorprod.blob.core.windows.net
Common. Rarer than 10% of the aircraft models we track.
Most owners only have the POH. Here's the essential set for the Robinson R44 Cadet.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & Wiring
- Service Bulletins
- Type Certificate (TCDS)
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In this document
Version Description
The R44 Cadet is a variant of the R44 helicopter, featuring a Lycoming O-540-F1B5 carbureted engine derated to 185 horsepower maximum continuous power and a 210 horsepower 5-minute takeoff rating. It has a gross weight of 2200 pounds and a standard 28-volt electrical system. The Cadet is designed as a two-place helicopter with aft seats removed, and it has extended fatigue life-limited part service lives.
Datum
The datum for the R44 Cadet is located 100 inches forward of the main rotor centerline, which is crucial for accurate weight and balance calculations.
Method of Measurement
Measurements for fuselage station, tailcone station, water line station, and butt line station are provided in inches and rounded to the nearest hundredth, ensuring precision in aircraft specifications.
External Dimensions
The document includes figures illustrating the external dimensions of the R44 Cadet, which are important for understanding the helicopter's size and spatial requirements.
Antenna Locations
A detailed list of antenna locations and their corresponding frequencies is provided, which is essential for avionics setup and maintenance.
Safety notes
- Refer to the R44 Illustrated Parts Catalog for specific part number differences between versions.
Full document text
ROBINSON MAINTENANCE MANUAL R44 SERIES CHAPTER 16 DIMENSIONS AND DESCRIPTIONS Section Title 16-10 Version Description 16-20 Datum . . . 16-30 Method of Measurement 16-40 External Dimensions Page 16.1 16.2 16.2 16.3 16-50 Station Locations . . . 16.7 16-60 Access and Inspection Panels 16.7 16-61 B526 Screws and B527-08 Washers. 16.7 16-70 Antenna Locations . . 16.8 FEB 2024 Chapter 16 Dimensions and Descriptions Page 16.i ROBINSON MAINTENANCE MANUAL R44 SERIES Intentionally Blank Page 16.ii Chapter 16 Dimensions and Descriptions FEB 2024 ROBINSON MAINTENANCE MANUAL R44 SERIES CHAPTER 16 DIMENSIONS AND DESCRIPTIONS 16-10 Version Description Type Certificate Data Sheet (TCDS) H11NM is available at FAA Dynamic Regulatory System website: https://drs.faa.gov. WARNING Refer to R44 Illustrated Parts Catalog (IPC) for specific part number differences between versions. R44, "Astro": R44 "Clipper": R44, "Raven", "Raven I", "Clipper I": 4-digit serial numbers 0002, 0004 thru 0760. Lycoming O-540-F1B5 carbureted engine derated to 205 horsepower maximum continuous power with 225 horsepower 5-minute takeoff rating. Required hydraulic cyclic & collective controls replace manual controls in year 2020. Gross weight 2400 pounds. 14-volt electrical system standard; 28-volt optional. Fixed or pop-out float landing gear. Additional corrosion protection. Auxiliary horizontal stabilizer installed at base of lower vertical stabilizer. Drain valves installed in chin. Additional navigation lights atop mast fairing on fixed float versions. Marine radio package optional. Optional hydraulic cyclic & collective controls replace manual controls. Hydraulic cyclic & collective controls standard. Adjustable pilot- side pedals. Serial number 0761 and subsequent. 28-volt electrical system became standard at S/N 2421. R44 II, “Raven II": 5-digit serial numbers 10001 and subsequent. Lycoming 10-540- R44 II, "Clipper II": Instrument Trainer: E.N.G. (Electronic News Gathering): AE1A5 fuel-injected engine derated to 205 horsepower maximum continuous power with 245 horsepower 5-minute takeoff rating. Gross weight 2500 pounds. 28-volt electrical system. Solid-state start booster for retard magneto. Second engine-oil cooler. Based on “Raven II.” Fixed or pop-out float landing gear. R44 or R44 II configuration with 10-hole instrument panel. VMC operations only. Standard R44 or R44 II configuration. 28-volt electrical system. Nose-mounted gyro-stabilized camera with tailcone-mounted battery. microwave capability. | FEB 2024 Chapter 16 Dimensions and Descriptions Page 16.1 ROBINSON MAINTENANCE MANUAL 16-10 Version Description (continued) Police: R44 SERIES R44 or R44 II configuration. 28-volt electrical system. Includes searchlight, police radio package, and nose-mounted gyro-stabilized infrared-capable camera with tailcone-mounted battery. Optional microwave capability. R44, “Cadet”: 5-digit serial numbers 30001 thru 39999. Based on "Raven I". Lycoming 0-540-F1B5 carbureted engine derated to 185 horsepower maximum continuous power with 210 horsepower 5-minute takeoff rating. Gross weight 2200 pounds. 28-volt electrical system standard. Two-place helicopter; aft seats removed. Fatigue life-limited part service lives extended to 2400/4800 hours (refer to § 3.300). Air conditioning optional. 16-20 Datum The datum is located 100 inches forward of main rotor centerline. 16-30 Method of Measurement Fuselage station, tailcone station, water line station, and butt line station values are measured in inches, rounded to the nearest hundredth. Page 16.2 Chapter 16 Dimensions and Descriptions FEB 2024 ROBINSON MAINTENANCE MANUAL R44 SERIES 16-40 External Dimensions 86 in. 2.18 m 50.5 in. 1.28 m 72 in. 1.83 m 129 in. 3.28 m 66 in. 1.68 m ROTOR RAD 198 in./5.03 m 353 in./8.97 m 459 in./11.66 m OVERALL | 58 in. 1.47 m I R44 & R44 || (129 IN. STANDARD LANDING GEAR. 130.5 IN. FLOAT OR HIGH [EXTENDED] LANDING GEAR.) FIGURE 16-1 EXTERNAL DIMENSIONS (F004-2 empennage installed) FEB 2024 Chapter 16 Dimensions and Descriptions Page 16.3 | | MAINTENANCE MANUAL R44 SERIES ROBINSON 16-40 External Dimensions (continued) 117 in. 2.97 m 50.5 in. 1.28 m 73.5 in. 1.87 m | 130.5 in. 3.31 m 88 66 in. 1.68 m ROTOR RAD 198 in./5.03 m 170 in./4.32 m 353 in./8.97 m 459 in./11.66 m OVERALL 58 in. 1.47 m R44 Clipper II & R44 Clipper/ (shown with fixed utility floats) FIGURE 16-2 EXTERNAL DIMENSIONS (F004-2 empennage installed) Page 16.4 Chapter 16 Dimensions and Descriptions FEB 2024 MAINTENANCE MANUAL R44 SERIES ROBINSON 16-40 External Dimensions (continued) 86 in. 2.18 m 50.5 in. 1.28 m 72 in. 1.83 m ர 129 in. 3.28 m 66 in. 1.68 m ROTOR RAD 198 in./5.03 m 353 in./8.97 m 459 in./11.66 m OVERALL (129 IN. STANDARD LANDING GEAR. 130.5 IN. FLOAT OR HIGH [EXTENDED] LANDING GEAR.) 58 in. 1.47 m R44 Cadet | FIGURE 16-3 EXTERNAL DIMENSIONS (F004-2 empennage installed) FEB 2024 Chapter 16 Dimensions and Descriptions Page 16.5 ROBINSON MAINTENANCE MANUAL R44 SERIES 16-40 External Dimensions (continued) 90 in. 2.28 m 86 in. 2.18 m 50.5 in. 1.28 m R44-series (shown with standard landing gear) (VIEW LOOKING DOWN) FIGURE 16-4 EXTERNAL DIMENSIONS (C004-2 empennage installed) Page 16.6 Chapter 16 Dimensions and Descriptions FEB 2024 MAINTENANCE MANUAL R44 SERIES ROBINSON 16-50 Station Locations Reserved. 16-60 Access and Inspection Panels Refer to R44 Illustrated Parts Catalog Chapter 6 for access and inspection panel locations. 16-61 B526 Screws and B527-08 Washers B526 (TORX Plus®) truss head screws may be used to secure cowlings and access panels. A B527-08 nylon washer may be used under a B526 screw head to further protect thin or painted surfaces. Following B526 screws are interchangeable with MS27039C080_ screws used to secure cowlings and access panels: PART: MS27039C0806 screw MS27039C0807 screw INTERCHANGEABLE WITH: B526-6 screw B526-8 screw B526-8 screw MS27039C0808 screw Following B526 screws are interchangeable with AN525-832R & AN526C832R_ | screws: PART:
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INTERCHANGEABLE WITH: AN525-832R6 or AN526C832R6 screw. . . . AN525-832R7 or AN526C832R7 screw .... AN525-832R8 or AN526C832R8 screw. B526-6 screw B526-8 screw B526-8 screw B526-66 screws (used to secure F952-3 plates to F050-2 stabilizer) are not interchangeable with other screws. NOTE B526 screws are compatible with T20 or 20IP drivers. FEB 2024 Chapter 16 Dimensions and Descriptions Page 16.7 | ROBINSON MAINTENANCE MANUAL 16-70 Antenna Locations R44 SERIES NO. ANTENNA 1 ADF...... 2 Marker Beacon. 3 Transponder/ADS-B/DME 4 RH Belly UHF . 5 Transponder/ADS-B/DME 6 Transponder/ADS-B/DME 7 LH/RH Belly (Ref) 8 RH Belly FM.... RH Belly FM. RH Belly AM/FM (ENG) .. RH Belly FM 9 LH Belly FM.. LH Belly FM MHz PART NO. KA44B CI 102 400-960 CI 105-16, KA60 CI 285 CI 105-16, KA60 CI 105-16, KA60 See no.s 8 and 9 138-174 CI 292-3 or DM C63-3/A* 450-470 CI 177-20 - CI 222 403-512 CI 273, CI 272-1, CI 271 138-174 CI 292-3 or DM C63-3/A* CI 177-20 D721-1 NO. ANTENNA 12 Upper Fwd FM . . . . . . Upper Fwd COM/GPS Upper Fwd GPS 13 Upper Mid RSM/GPS . . Upper Mid RSM/GPS ... Upper Mid GPS Upper Mid COM/GPS . 14 Upper Aft COM . . . Upper Aft FM . Upper Aft COM/GPS PART NO. MHz 800-870 CI 306 CI 2580-200 Upper Aft FM. 403-512 Upper Aft COM/GPS . . 15 Lower Fwd FM LH Belly FM. 220-225 LH Belly FM 403-512 CI 273, CI 272-1, CI 271 LH Belly COM. 118-136 CI 122 10 ELT. AV-300 11 Cowling GPS. Cowling XM. GA 35 GA 55 12 Upper Fwd COM Upper Fwd FM Upper Fwd FM . CI 121, CI 248-5 17 NAV. CI 177 & 18 NAV. 403-512 CI 273, CI 272-1, CI 271 GA 35 910-00003-004 (Ant) 921-00003-001 (Kit) GA 35 Provisions CI 121, CI 248-5 CI 177 CI 2580-200 CI 273, CI 272-1, CI 271 Provisions CI 177 403-512 800-870 CI 273, CI 272-1, CI 271 CI 306 CI 177 Lower Fwd FM Lower Fwd FM 16 Lower Aft FM. Lower Aft VHF Lower Aft FM Lower Aft FM . 118-136 CI 122 403-512 CI 273, CI 272-1, CI 271 800-870 CI 306 108-118 D20543 (VOR & & 329-335 LOCALIZER) 108-118 D20543 (VOR & & 329-335 LOCALIZER W/DIPLEXER) * For FT900R FM Receiver C850 REV AP 8 17 9 1 24 5 6 7 17 10 11 12 13 14 16 15 FIGURE 16-5 ANTENNA LOCATIONS 18 18 Page 16.8 Chapter 16 Dimensions and Descriptions FEB 2024
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