Service difficulty report · Relay · Boeing 76734AF

Difficulty date
January 27, 2016
Submitted
January 29, 2016
Operation
Air carrier
Aircraft
N305UP
Make and model
Boeing 76734AF
Aircraft serial
27243
Aircraft time
51,403 hours, 17,218 cycles
Part
Relay
Condition
Malfunctioned
Stage of operation
IN
How discovered
9
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

INSPECTION TYPE: E, TOP CONDUCTED AUTOLAND WITH APU NOT OPERATING. SHORTLY AFTER TOUCHDOWN THERE WERE NUMEROUS WARNING AND CAUTION MESSAGES. WHEEL WELL FIRE LT YAW DAMP, SPEED BRAKE AND SEVERAL OTHERS. UPON DISCONNECTING AUTOPILOT, ALL MESSAGES CLEARED. C/O T/S PERF BPCU BITE TEST IAW AMM 24-11-00-745-001. NO FAULTS. PERFORMED AUTOFLIGHT BITE TEST IAW AMM 22-00-02. C/O 30/40 TEST, ALL TEST PASSED. IAW TECH SUPPORT R & R THE MAIN BATTERY TRANSFER RELAY K106, MAIN BATTERY RELAY K104 AND STATIC INVERTER. R & R RELAY K106 IAW AMM 24-33-02-401.

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