Service difficulty report · Valve · Boeing 76733A

Difficulty date
August 11, 2018
Submitted
August 15, 2018
Operation
Air carrier
Aircraft
N1997A
Make and model
Boeing 76733A
Aircraft serial
27310
Aircraft time
94,034 hours, 18,833 cycles
Part
Valve
Part number
3987865
Part serial
2230
Condition
Faulty
Location
Temp System
Stage of operation
NR
How discovered
O
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

FLIGHT DECK TRIM AIR VALVE POSITION INDICATOR STICKS AT COLD. PERFORMED FLIGHT DECK VALVE POSITION INDICATOR TROUBLE SHOOTINGS PROCEDURES, VERIFIED NO COCKPIT OVERHEAD PANEL OR EICAS INDICATION OF VALVE MOVEMENT, VERIFIED VALVE OPERATION AND FULL TEMPERATURE SURGE IN COCKPIT PER FIM 21-64 FT 821. R&R FLT TRIM AIR VALVE IAW AMM 21-61-07, OPS CHECK GOOD AT THIS TIME. NO DEFECTS ON INDICATOR.

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