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Page Title:
Table 3. Gauges and Meters System Troubleshooting Procedures. |
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 TM 10-3930-660-24-1
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 3. Gauges and Meters System Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Check if circuit breaker
Check circuit for shorts, bad
1.
All Gauges and Hourmeter Do Not Work.
(CB1) is tripped.
ground or defective electrical
components. Refer to the
a. The circuit breaker will
trip if there is a shorted or
grounded wire.
b. The circuit breakers will
automatically reset after
cooling. They cannot be
reset manually.
c. Under normal operating
conditions, circuit
breakers should never
require replacement.
However, if a circuit
breaker does not reset
after it has cooled, the
circuit breaker is
defective and must be
replaced (WP 0071 00).
2. Check for defective starter
Check if starter relay closes. If
not, replace starter relay (WP
1. Check continuity of gauge
Replace broken wires or tighten
2.
A Temperature or Pressure Gauge Does Not
wiring harness (WP 0109
Work.
loose connections (WP 0109
2. Check for poor ground
Check for poor ground
connection.
connection at sender.
3. Check for grounding of wire
Inspect wire between gauge and
between gauge and sender.
sender for grounding. Refer to
4. Check gauge and sender for
Replace gauge and/or sender if
defects.
defective (WP 0068 00, WP
1. Check continuity of gauge
Replace broken wires or tighten
3.
Fuel Gauge and Level Gauge Do Not Work
wiring harness (WP 0109
or Give Inaccurate Fuel Level Readings.
loose connections (WP 0109
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