Service difficulty report · Smoke Warning · Boeing 7474B5F

Difficulty date
March 6, 2025
Submitted
April 9, 2025
Operation
Air carrier
Aircraft
N705CK
Make and model
Boeing 7474B5F
Aircraft serial
26413
Aircraft time
86,568 hours, 14,902 cycles
Part
Smoke Warning
Condition
False Activation
Location
Zone 200
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

100183594 - ">SMOKE CREW REST" ENGINE-INDICATING AND CREW-ALERTING SYSTEM. PERFORMED ADJUSTMENT/TEST CREW REST SMOKE DETECTION SYSTEM IN REFERENCE WITH B747-400 KA AMM 26-14-50 OPERATIONAL CHECK GOOD NO FAULTS OR MESSAGES.

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