Service difficulty report · Warning Light · Boeing 737890

Difficulty date
December 27, 2012
Submitted
December 31, 2012
Operation
Air carrier
Aircraft
N529AS
Make and model
Boeing 737890
Aircraft serial
35198
Aircraft time
10,872 hours, 3,391 cycles
Part
Warning Light
Condition
False Activation
Location
A/C Pack
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

AFTER START, & CHECKLIST PERFORMED. MASTER CAUTION AIR CONDITIONING LIGHT ILLUMINATED. RESET WITH MASTER CAUTION. CHECKLIST ACCOMPLISHED. PRIMARY OR SECONDARY TEMP CONTROL INOPERATIVE. RT PACK ZONE TEMP CONTROL BITE LOGS THIS PACK - TCV IN MEMORY. RESET FAULT, RE-RAN BITE, NO FAULTS NOTED. OPERATED RT PACK 15 MINUTES AND ACCOMPLISHED CABIN TEMP CONTROL AND INDICATION. OPS TEST IAW MM 21-61-00-700-807-002. OPS NORMAL. SUBSEQUENT BITE SHOWS NO FAULTS. NO PREVIOUS HISTORY.