Service difficulty report · Valve · Boeing 767375

Difficulty date
October 22, 2016
Submitted
October 24, 2016
Operation
Air carrier
Aircraft
N649GT
Make and model
Boeing 767375
Aircraft serial
25864
Aircraft time
83,202 hours, 21,712 cycles
Part
Valve
Part number
3964621
Part serial
956
Condition
Malfunctioned
Location
Lt A/C Pack
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT A/C PACK NO PACK OFF LIGHT AND L PACK OFF EICAS MESSAGE. REMOVED AND REPLACED THE LEFT FLOW CONTROL AND SHUTOFF VALVE IAW AMM 21-51-01. OPS AND LEAK CHECKED NORMAL.