TM 5-3805-296-23-2
0137
Table 1. No Power From 12 Volt Power Converter or 12 Volt Auxiliary Port Continued.
0137
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Continuity on Both Fuses Install
No Power From 12 Volt
fuses on circuit breaker panel
(WP 0540), measure resistance as
Power Converter or 12 Volt
(TM 5-3805-296-10).
follows:
Auxiliary Port Continued
Proceed to Test Step 15.
a. Between terminals of fuse
No Continuity on One or Both Fuses
F17.
Replace 5A voltage converter
b. Between terminals of fuse
(WP 0509).
F32.
Replace fuse(s) with no continuity/
install fuse with continuity on circuit
breaker panel (TM 5-3805-296-10).
Proceed to Test Step 16.
Test Step 15. Test for Shorted
Temperature Select Switch.
1. Connect connector H-C6
(WP 0012, Figure 240) to
temperature select switch
(WP 0012, Figure 239).
2. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-296-10).
3. Set heater and air conditioning
switch to heat position and operate
temperature select switch
(TM 5-3805-296-10).
4. Turn battery disconnect switch to
OFF position (TM 5-3805-296-10).
5. Remove fuse F17 from circuit
breaker panel
(TM 5-3805-296-10).
6. Remove fuse F32 from circuit
breaker panel
(TM 5-3805-296-10).
Continuity on Both Fuses Replace
(WP 0540), measure resistance as
water valve (WP 0458).
follows:
Replace fuse(s) with no continuity/
a. Between terminals of fuse
install fuse with continuity on circuit
F17.
breaker panel (TM 5-3805-296-10).
Proceed to Test Step 16.
b. Between terminals of fuse
No Continuity on One or Both Fuses
F32.
Replace temperature select switch
(WP 0468).
Replace fuse(s) with no continuity/
install fuse with continuity on circuit
breaker panel (TM 5-3805-296-10).
Proceed to Test Step 16.
0137-13