Cirrus SR20 & SR22 Certified Valve Regulated Sealed Lead Acid Battery Upgrade
Cirrus SR20 G6 · Service Manual
Overview
This document serves as a service bulletin for the Cirrus SR20 and SR22 aircraft, detailing the upgrade options for the main battery. It outlines the installation of the Concorde valve regulated sealed lead acid (VRSLA) battery, specifically the RG24-15M and RG24-11M models. The upgrade aims to enhance performance, meet Part 135 operation requirements, and extend service life. The document provides specific instructions for battery removal and installation, ensuring compliance with FAA regulations. It is intended for maintenance personnel and operators looking to improve their aircraft's battery system.
- The RG24-15M battery provides 13.6 Ah capacity, suitable for Part 135 operations.
- The RG24-11M battery has an 11 Ah capacity and is a lighter option.
- Installation requires following the Aircraft Maintenance Manual (AMM) procedures.
- Both batteries are drop-in replacements for the original equipment battery.
- The RG24-15M battery weighs 29.5 lb (13.4 kg) and the RG24-11M weighs 26.5 lb (12.0 kg).
Document
Source
Originally published by batterymanagement.concordebattery.com. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type
- Service Manual
- Year
- 2009
- Pages
- 2
- File size
- 2.1 MB
- Publisher
- batterymanagement.concordebattery.com
Common. One of the most common aircraft types we track.
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- 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
Battery Upgrade Overview
The service bulletin introduces the Concorde VRSLA battery upgrade for Cirrus SR20 and SR22 models. The original battery can be replaced with either the RG24-11M (11 Ah) or RG24-15M (13.6 Ah) models. The RG24-15M is particularly noted for its compliance with 14 CFR 135.163(f), which mandates a minimum capacity of 13.6 ampere hours for Part 135 operators.
Installation Instructions
To install the new battery, the existing main battery must be removed following the Aircraft Maintenance Manual (AMM) procedures. The replacement battery is designed as a drop-in replacement, simplifying the installation process.
Battery Specifications
The RG24-11M battery has a rated capacity of 11 Ah, while the RG24-15M has a rated capacity of 13.6 Ah. The RG24-15M offers higher performance ratings at various temperatures, with a maximum weight of 29.5 lb (13.4 kg). In contrast, the RG24-11M weighs 26.5 lb (12.0 kg).
Safety notes
- Ensure compliance with FAA regulations when upgrading the battery.
- Follow AMM procedures for safe battery removal and installation.
Full document text
CONCORDE BATTERY CORPORATION 2009 San Bernardino Road | West Covina, CA 91790 USA 626-813-1234 | Fax 626-813-1235 | www.ConcordeBattery.com ISO 9001 + AS9100 | Crafted for Quality in the U.S.A. Cirrus SR20 & SR22 Certified Valve Regulated Sealed Lead Acid Battery Upgrade 0421 FAA STC SA01304WI ANAC STC 2021S03-15 Main Battery Upgrade – Gill G243 (24V/17Ah) or Concorde RG24-11M (24V/11Ah) is replaced with RG24-15M (24V/13.6Ah). • Increased capacity for improved performance • Increased capacity for Part 135 operation requirements • Increased service life • Proven reliability • Fully recyclable – the green solution • Made in the U.S.A. Specifics: STC provides for the installation of Concorde valve regulated sealed lead acid (VRSLA) battery in place of the original equipment battery. STC may be used to install RG24-11M (11 Ah) or RG24-15M (13.6 Ah). Installation of the RG24-15M will fulfill guidelines provided in the Cirrus AFM Supplement covering compliance with 14 CFR 135.163(f) that requires a 13.6 ampere hour battery for part 135 operators. Main Battery: 1) Remove existing Main battery in accordance with (IAW) the Aircraft Maintenance Manual (AMM). 2) Install replacement battery IAW the AMM. STC is paperwork only, no kit is provided. Battery is a drop-in replacement. RG24-15M (13.6 Ah) RG24-11M (11 Ah) CIRRUS SR20 & SR22 CONCORDE BATTERY CORPORATION 2009 San Bernardino Road | West Covina, CA 91790 USA 626-813-1234 | Fax 626-813-1235 | www.ConcordeBattery.com ISO 9001 + AS9100 | Crafted for Quality in the U.S.A. 0421 FAA STC SA01304WI ANAC STC 2021S03-15 Main Battery Option – RG24-11M , 11 Ah Part Rated Capacity IPP IPR IPP IPR IPP IPR Maximum Number C1 in Ah 23°C / 74°F -18°C / 0°F -30°C / -22°F Weight RG24-11M 11 Ah 625 450 350 250 250 200 26.5 LB / 12.0 KG Part Rated Capacity IPP IPR IPP IPR IPP IPR Maximum Number C1 in Ah 23°C / 74°F -18°C / 0°F -30°C / -22°F Weight RG24-15M 13.6 Ah 850 600 575 375 450 350 29.5 LB / 13.4 KG 7.11 (180.6 MM) 7.15 (181.6 MM) 7.31 (185.7 MM) 8.65 (219.7 MM) 6.63 (168.3 MM) M8 TERMINALS 7.11 (180.6 MM) 7.15 (181.6 MM) 7.31 (185.7 MM) 8.65 (219.7 MM) 6.63 (168.3 MM) M8 TERMINALS Main Battery Upgrade – RG24-15M, 13.6 Ah CIRRUS SR20 & SR22
What's in the Cirrus SR20 G6 TCDS
A Type Certificate Data Sheet (TCDS) is the FAA's record of what an aircraft type was approved as. It is the source of truth for weights, seating, fuel and the rules the design was certified against. Expand any line to see what it means.
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