Service difficulty report · Warning System · Boeing 767306

Difficulty date
June 10, 2018
Submitted
June 12, 2018
Operation
Air carrier
Aircraft
N1427A
Make and model
Boeing 767306
Aircraft serial
28098
Aircraft time
76,948 hours, 16,094 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
K

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

What was found

LEFT PACK TEMP EICAS MESSAGE DISPLAYED WHEN LEFT PACK IS PLACED IN AUTO. PERFORMED BITE TEST OF PACK TEMP CONTROLLER. NO DEFECTS NOTED. PERFORMED OPS TEST OF L PACK IN AUTO. NO DEFECTS NOTED. NO EICAS MESSAGE SHOWING REF AMM 21-51-00.