TM 5-3895-385-23-1
0101
Table 1. Screed Electric Heater Malfunction Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. If no continuity is present,
replace heat box fuse (WP
0277, Vol 2).
3. Disconnect main wiring harness
W1 J44 from W22 J2 (WP 0451,
Vol 3, Figure 10).
4. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10). Do not start engine.
5. Measure voltage (WP 0443, Vol
1. If voltage reads a minimum of 22
3) from W1 J44 Pin 1 to known
VDC, turn keyless engine switch
good ground (WP 0451, Vol 3,
to the OFF position (TM 5-3895-
Figure 10).
385-10), and replace electric
heater wiring harness (WP
0391, Vol 2).
2. If voltage reads below 22 VDC,
turn keyless engine switch to
the OFF position (TM 5-3895-
385-10), and replace main
wiring harness (WP 0373, Vol
2).
END OF WORK PACKAGE
0101-6