Service difficulty report · Control Valve · Boeing 737890

Difficulty date
July 17, 2015
Submitted
July 21, 2015
Operation
Air carrier
Aircraft
N585AS
Make and model
Boeing 737890
Aircraft serial
35683
Aircraft time
30,426 hours, 9,121 cycles
Part
Control Valve
Part number
3989084
Part serial
9101
Condition
Malfunctioned
Location
Rt A/C Pack
Part time
32,371 hours, 9,779 cycles
Stage of operation
AP
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

ON APPROACH RECALL PACK LIGHT ILLUMINATED. CANCELLED ON PUSHING THE MASTER CAUTION. ACFT GROUNDED. REPLACED RT PACK NR 2 TEMPERATURE CONTROL VALVE IAW AMM 21-51-10-000-801. OPS TEST AND LEAK CHECK GOOD. NR 1 & NR 2 CONTROLLERS BITE TEST GOOD IAW 21-61-00-700-806-002.