Service difficulty report · Control Valve · Boeing 737890

Difficulty date
December 5, 2013
Submitted
December 9, 2013
Operation
Air carrier
Aircraft
N585AS
Make and model
Boeing 737890
Aircraft serial
35683
Aircraft time
24,234 hours, 7,355 cycles
Part
Control Valve
Condition
Malfunctioned
Location
Rt A/C Pack
Stage of operation
TX
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 ILLUMINATED DURING MASTER CAUTION RECALL. ACFT GROUNDED. GROUND VERIFICATION SUCCESSFUL. ACCOMPPLISHED PACK-ZONE TEMP CANT. BITE, NR 1 CONT NO FAULTS, CONT. NR 2 SHOWS THIS PACK TCV. CLEARED FAULT. RAN CABIN TEMPERATURE CONTINUE & IND. OPS TEST FOR 1 HR & 20 MIN. NO FAULTS. REF MM 21-61-00-700-807-002, & 21-61-00-700-806-002.