TM 5-4520-253-13
Table 3-3. Unit Maintenance Troubleshooting
Death or serious injury could occur if precautions are not
taken when maintaining this equipment. Position HEATER-
OFF-FAN switch to OFF, remove power cable plug from
POWER RECEPTACLE, and ground capacitors C 1 and C2
prior to gaining access to heater compartments. Terminals
of capacitors are accessible at end cover of combustion
Mower. Always disconnect power cable before making con-
tinuity tests or before repairing heater. Always have
another person standing by who is trained in electric shock
first aid.
Allow sufficient time for heater to cool to room tempera-
ture before gaining access to heater compartments.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. HEATER FAILS TO START WHEN SWITCH IS SET TO HEATER; INDICATOR LIGHTS OUT
Death or serious injury could occur if fuel is
not handled carefully. Use in a well-ventilated
area away from open flame, arcing equipment,
ignition sources, heaters, or excessive heat.
Engines must be turned off and cool before
refueling. Use proper refueling procedures
and equipment to avoid spillage. Do not run
engines near open fuel containers. Do not use
fuel as a cleaning solvent. DO NOT SMOKE.
Step 1.
Check fuel supply.
Replenish fuel supply.
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