Service difficulty report · Control Valve · Boeing 767375

Difficulty date
July 18, 2017
Submitted
July 18, 2017
Operation
Air carrier
Aircraft
N649GT
Make and model
Boeing 767375
Aircraft serial
25864
Aircraft time
84,750 hours, 22,011 cycles
Part
Control Valve
Condition
Malfunctioned
Location
Lt A/C Pack
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

LEFT PACK WILL NOT TURN OFF. REMOVED, CLEANED AND INSPECTED D 748 FROM THE LT PACK FLOW CONTROL VALVE. REINSTALLED OPS TESTED GOOD IAW FIM 21-51 FT 810.