Service difficulty report · Warning Light · Boeing 737890

Difficulty date
April 16, 2012
Submitted
April 18, 2012
Operation
Air carrier
Aircraft
N535AS
Make and model
Boeing 737890
Aircraft serial
35200
Aircraft time
4,701 hours, 1,425 cycles
Engine
Cfmint CFM567B27
Part
Warning Light
Condition
False Activation
Location
Rt 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 ON RECALL OBSERVED RT PACK LIGHT ILLUMINATED EXTINGUISHED WHEN MASTER CAUTION RESET, GROUNDED. RESET SYS AND RAN PACK/ZONE TEMP CONTROLLER BITE TEST IAW AMM 21-61-00-700-806-002. GROUND FUNCTIONAL OPS CHECKED GOOD. ALSO RAN PACK FOR SEVERAL MINUTES NO FAULTS.