Service difficulty report · Module · Boeing 747121

Difficulty date
July 24, 2002
Submitted
July 26, 2002
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Part
Module
Condition
Malfunctioned
Location
Cabin
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

INSPECTION TYPE: PFLT, EMERGENCY LIGHTS SYSTEM UNARMED LIGHT WILL NOT TEST USING OVERHEAD IND LIGHTS TEST SWITCH. NOTE: LIGHT WILL ILLUMINATE WITH EMERGENCY LIGHTS SWITCH IN ON POSITION. REMOVED AND REPLACED EMERGENCY LIGHT CONTROL MODULE PER 33-51-09, OPS CKS NORMAL AND UNARMED LIGHT ILLUMINATED WITH TEST SWITCH WHEN ON SELECTED.