Service difficulty report · Switch · Cessna 120

Difficulty date
April 11, 2022
Submitted
April 12, 2022
Operation
Air carrier
Aircraft
N824QS
Make and model
Cessna 120
Aircraft serial
7000062
Aircraft time
396 hours, 226 cycles
Part
Switch
Condition
Activated
Stage of operation
TX
How discovered
C
Nature of condition
O
Precautionary procedure
O

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

What was found

EMERGENCY LIGHTING: 5G RESET BUTTON LOCATED UNDER THE LEFT PILOTS SEAT SET OFF EMERGENCY LIGHTS. SWITCH IS BROKEN AND WILL NOT RESET. EMERGENCY LIGHTS WILL NOT GO OUT. // SIGNOFF// POWERED ON AIRCRAFT AND NOTED EMERGENCY LIGHTS ON. ATTEMPTED TO RESET LH PILOT G-SWITCH NOTING NO EFFECT. RESET COPILOT G-SWITCH NOTING EMERGENCY LIGHTS EXTINGUISH. MANUALLY TRIPPED PILOT G-SWITCH NOTING EMERGENCY LIGHTS COME ON, RESET SWITCH NORMALLY AND LIGHTS EXTINGUISH. MANUALLY TRIPPED CO-PILOT G-SWITCH WITH LIGHTS ILLUMINATING, RESET G-SWITCH AND LIGHTS EXTINGUISH. PERFORMED SUCCESSFUL OPERATIONAL CHECK OF THE EMERGENCY LIGHT SYSTEM REF CE-700 AMM 33-50-00. MCC NOTIFIED OF FINDINGS AND ELECTS TO HAVE SQUAWK SIGNED OFF WITH THE FINDINGS.

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