Service difficulty report · Control Valve · Boeing 737890

Difficulty date
November 28, 2012
Submitted
November 30, 2012
Operation
Air carrier
Aircraft
N558AS
Make and model
Boeing 737890
Aircraft serial
35177
Aircraft time
24,472 hours, 7,276 cycles
Part
Control Valve
Condition
Malfunctioned
Location
Rt 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

RT PACK LIGHT ILLUMINATES ON RECALL. BITE SHOWS TCV FAULT ON NR 2 CONTROLLER. RAN BITE & FAULT CLEARED. OPS NORMAL REF AMM 21-61-01.