Service difficulty report · Warning Light · Boeing 737890

Difficulty date
May 10, 2016
Submitted
May 12, 2016
Operation
Air carrier
Aircraft
N514AS
Make and model
Boeing 737890
Aircraft serial
35193
Aircraft time
29,203 hours, 8,794 cycles
Part
Warning Light
Condition
False Activation
Location
Rt A/C Pack
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

RIGHT PACK LIGHT ILLUMINATED UPON RECALL, EXTINGUISHES WITH MASTER CAUTION RESET. ACFT GROUNDED. RT PACK TEMP CONTROLLER SHOWED THIS SIDE TCV FAILURE. PERFORMED PACK TEMPERATURE CONTROL. BITE PROCEDURE, FIM 21-62 TASK 801. VERIFY WAS GREEN, RESET TEMP CONTROLLER AND LOGGED FAULTS CLEARED. NO RT PACK LIGHT ON RECALL. RAN VERIFY TEST 3 TIMES ALL TEST WERE GOOD.