Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
March 26, 2017
Submitted
April 5, 2017
Operation
Air carrier
Aircraft
N464AS
Make and model
Boeing 737990ER
Aircraft serial
40714
Aircraft time
11,576 hours, 3,761 cycles
Part
Warning Light
Part number
0000
Condition
False Activation
Location
Lt A/C Pack
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

LEFT PACK LIGHT ILLUMINATED ON RECALL, AND LIGHT EXTINGUISHED ON RESET. ACFT GROUNDED. PERFORMED PACK ZONE TEMP CONTROLLER BITE TEST IAW FIM 21-61-00. SATISFACTORY, OPERATED BOTH PACKS FOR 20 MINUTES. NO FAULTS. PERFORMED PACK ZONE TEMP CONTROLLER BITE TEST IAW FIM 21-61-00. NO FAULTS.