Service difficulty report · Valve · Boeing 76731K

Difficulty date
December 23, 2020
Submitted
December 28, 2020
Operation
Air carrier
Aircraft
N1373A
Make and model
Boeing 76731K
Aircraft serial
27205
Aircraft time
103,104 hours, 21,816 cycles
Part
Valve
Part number
3987865
Part serial
2259C
Condition
Malfunctioned
Location
Cabin Temp
Stage of operation
NR
How discovered
9
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

FWD CABIN TEMP EICAS ILLUMINATED. ITEM TRANSFERRED TO MDDR 139966, PER MEL 21-61-01-02, CAT C, DUE 02JAN21, MCC NOTIFIED. REMOVED AND REPLACED FWD TRIM VALVE, IAW B767 AMM 21-61-07. OPERATIONS CHECKS GOOD AT THIS TIME.

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