Cirrus Design Section 8
SR20 Handling, Servicing, and Maintenance
P/N 21399-004 8-23P/N 21399-004 8-23
• Note •
For aircraft equipped with conventional lead acid battery
requiring periodic electrolyte level check: Refer to the AMM for
information on Battery Overhaul and Replacement Schedule
and Scheduled Maintenance Checks.
Battery #2 is a maintenance-free, rechargeable, sealed, lead acid
battery. Mounted in the empennage just aft of bulkhead 222, there is
no need to check the specific gravity of the electrolyte or add water to
these batteries during their service life. Refer to the AMM for Overhaul
and Replacement Schedule.
The external power receptacle is located on the left side of the
fuselage just aft of the firewall. Refer to the AMM for battery servicing
procedures.
Key Fob Battery Replacement
Serials 2303 & subs w/ Convenience Lighting:
If the key fob does not function properly at normal range, the battery
should be replaced. To replace the key fob battery:
1. Using a thin flat object, pry the top and bottom halves of the key
fob apart.
2. Remove and replace the battery with a new CR2032, or
equivalent, 3-volt battery. Install the new battery with the positive
side (+) facing up, away from the circuit board.
3. Press the top and bottom halves of the key fob back together.
Revision A1