Service difficulty report · Control Valve · Boeing 767323

Difficulty date
March 23, 2022
Submitted
March 26, 2022
Operation
Air carrier
Aircraft
N351CM
Make and model
Boeing 767323
Aircraft serial
25201
Aircraft time
105,923 hours, 19,056 cycles
Part
Control Valve
Condition
Inoperative
Location
Cabin Temp
Stage of operation
NR
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

AFT CABIN TEMP EICAS AND DISCRETE LIGHT ON IN FLIGHT. DEFERRED PER MEL 21-61-04-02 CAT C AFT ZONE TEMP CONTROL VALVE INOP. MX PROCEDURES COMPLIED WITH. 3/24/22 0610Z