Service difficulty report · Warning Light · Boeing 737890

Difficulty date
March 18, 2018
Submitted
March 19, 2018
Operation
Air carrier
Aircraft
N565AS
Make and model
Boeing 737890
Aircraft serial
35181
Aircraft time
43,503 hours, 13,134 cycles
Part
Warning Light
Condition
False Activation
Location
Lt A/C Pack
Stage of operation
DE
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

LEFT PACK LIGHT ILLUMINATED ON RECALL DURING DESCENT, LIGHT EXTINGUISHED WITH MASTER CAUTION RESET. ACFT GROUNDED. TROUBLESHOT IAW FIM 21-62 / 801 & 802. APPEARS TO HAVE BEEN AN INTERMITTENT FAULT. BITE VERIFICATION TESTED NORMAL. NO OTHER RECENT HISTORY.