Service difficulty report · Fire Warning · Boeing 727233

Difficulty date
April 5, 2002
Submitted
April 24, 2002
Operation
Air carrier
Aircraft
N283FE
Make and model
Boeing 727233
Aircraft serial
22350
Part
Fire Warning
Condition
False Activation
Location
Cockpit
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
F

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

What was found

DURING CLIMBOUT FIRE IND ON APU. APU MASTER SWITCH OFF AND IND SHOW NORMAL SHUTDOWN. REMOVED AND REPLACED APU FIRE AND OVERHEAT DET SYS PER PRECAUTIONARY MM 26-15-003-4.