Service difficulty report · Warning Light · Boeing 737890

Difficulty date
May 24, 2012
Submitted
May 30, 2012
Operation
Air carrier
Aircraft
N569AS
Make and model
Boeing 737890
Aircraft serial
35184
Aircraft time
19,768 hours, 6,405 cycles
Engine
Cfmint CFM567B27
Part
Warning Light
Condition
False Activation
Location
Lt 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

LEFT PACK ANNUNCIATOR ILLUMINATES ON RECALL RESETS WHEN MASTER CAUTION PUSHED. ACFT GROUNDED. ACCOMPLISHED FIM TASK 21-62-00-801 BITE SHOWS TCV FAULT ACCOMPLISHED VERIFY AND NO CURRENT FAULTS SHOWN. NO HISTORY, CHAPT 21, RESET AND NO FURTHER DISCREPENCIES.