Service difficulty report · Battery Pack · Cessna 680A

Difficulty date
February 4, 2026
Submitted
February 6, 2026
Operation
Air carrier
Aircraft
N528QS
Make and model
Cessna 680A
Aircraft serial
680A0329
Aircraft time
3,744 hours, 2,598 cycles
Part
Battery Pack
Condition
Faulted
Location
Zone 200
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

BOTH EXTERIOR EMER LIGHTS WILL NOT EXTINGUISH UPON SHUTDOWN UPON ARRIVAL, FOUND BOTH LT & RT WING INSPECTION LIGHTS AND ALL #2 EMER SYS LIGHTS ILLUMINATED. GAINED ACCESS TO THE #2 EMER LIGHT BATT PACK AND MANUALLY RESET INERTIA SWITCH AND CLEANED CONNECTOR CONTACTS PER CE-680A AMM 33-50-11. PERFORMED MULTIPLE SAT OPS CHECKS PER REF CE-680A AMM 33-50-00. MCC ELECTS TO SIGN OFF THIS ITEM DUE TO IT HAVING NO HISTORY.

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