Service difficulty report · Control Valve · Boeing 777232

Difficulty date
February 12, 2009
Submitted
February 19, 2009
Operation
Air carrier
Aircraft
N861DA
Make and model
Boeing 777232
Aircraft serial
29952
Aircraft time
43,567 hours, 6,291 cycles
Part
Control Valve
Part number
218040036
Part serial
9805083
Condition
Malfunctioned
Location
Lt A/C Pack
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

LT PACK OFF LIGHT ILLUMINATED WITH BLEED AIR ON. UPPER FLOW CONTROL VALVE CURRENTLY ON MCO. REMOVED AND REPLACED LOWER FLOW CONTROL VALVE REF AMM. OPS AND LEAK CKS GOOD. MAT TEST PASSED.