TM 9-2320-365-20-1
2-388
If continuity is not present,
wire 1542 is faulty.
Is continuity present
between
connector PX15-B
and connector PX24-1?
YES
2.
NO
Circuit breaker OK.
Other lights operate.
Main light switch OK.
Faulty dashboard cable
assembly.
Faulty dimmer switch.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity Test or
STE/ICE-R #91
YES
Is continuity present
between connector JX24
terminals 1 and 2?
3.
NO
Circuit breaker OK.
Other lights operate.
Main light switch OK.
Faulty dimmer switch.
Faulty dashboard cable
assembly.
If continuity is not present,
dimmer switch is faulty. If
continuity is present,
wire 1908 is faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity Test or
STE/ICE-R #91
Repair wire 1542 (para 2-40)
or replace WTEC II dashboard cable
assembly (para 7-10) or WTEC III
dashboard cable assembly (para 7-11).
Replace dimmer switch
(para 7-12).
Repair wire 1908 (para 2-40)
or replace WTEC II dashboard cable
assembly (para 7-10) or WTEC III
dashboard cable assembly (para 7-11).
e20. AUXILIARY PANEL, PERSONNEL HEATER, AND INSTRUMENT PANEL DO NOT ILLUMINATE (CONT)
