Cirrus SR20 G6 — Service Manual

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).