Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
October 20, 2017
Submitted
October 23, 2017
Operation
Air carrier
Aircraft
N428AS
Make and model
Boeing 737990ER
Aircraft serial
36353
Aircraft time
6,602 hours, 2,188 cycles
Part
Warning Light
Condition
False Activation
Location
Cabin Temp
Stage of operation
NR
How discovered
9
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

CONTROL CABIN ZONE TEMP ILLUMINATED ON RECALL AND EXTINGUISHED ON RESET. ACFT GROUNDED. ACCOMPLISHED BITE TEST ON BOTH PFTCS. NO CURRENT FAULTS NOTED IAW AMM 21-61-00. GROUND VERIFICATION SUCCESSFUL.