Service difficulty report · Warning Light · Boeing 737890

Difficulty date
April 20, 2015
Submitted
April 22, 2015
Operation
Air carrier
Aircraft
N519AS
Make and model
Boeing 737890
Aircraft serial
36482
Aircraft time
24,083 hours, 7,188 cycles
Part
Warning Light
Condition
False Activation
Location
Nr 2 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

NR 2 PACK LIGHT ILLUMINATED ON RECALL. RESETS WITH MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED BITE CHECK OF PACK/TEMP CONTROLLER NR 2. FOUND TCV FAULT ON FIRST CHECK. NO FAULTS SECOND CHECK.