Service difficulty report · Light Sys · Cessna 680A

Difficulty date
November 27, 2025
Submitted
December 1, 2025
Operation
Air carrier
Aircraft
N521QS
Make and model
Cessna 680A
Aircraft serial
680A0058
Aircraft time
8,514 hours, 5,677 cycles
Part
Light Sys
Condition
No Discrepancy
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

WITH THE APU RUNNING FOR A HOUR AND THE EMERGENCY EXIT SWITCH IN THE ARMED POSITION, ALL THE EXIT LIGHTS REMAIN ON WITH THE PAX SAFETY SWITCH AND THE SEAT BELT SIGN IN THE ON OR OFF POSITION. POWERED ON AIRCRAFT VERIFIED EMERGENCY LIGHT OPERATION WORKS CORRECTLY. PERFORMED NJA TASK CARD TC-FLT-33-1001 PER MCC REQUEST REFER WO25443 ITEM 2.8. EMERGENCY LIGHT OPS CHECK GOOD AT THIS TIME. NO FURTHER MX REQUIRED. ALL WORK PERFORMED IN REF WITH AMM 33-50-00 & NJA TASK CARD TC-FLT-33-1001 REV 2 DATED 20OCT2022.

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