Service difficulty report · Fire Test Switch · Boeing 747222B

Difficulty date
May 15, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N152UA
Make and model
Boeing 747222B
Aircraft serial
23737
Engine
Pwa JT9D7R4G2
Part
Fire Test Switch
Part number
MS250893G
Condition
Failed
Location
Wheel Well
Stage of operation
IN
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

WHEEL WELL FIRE LIGHT IS ILLUMINATED AFTER TEST. REPLACED WHEEL WELL FIRE TEST SWITCH.