ARMY TM 9-6115-464-12AIR FORCE TO 35C2-3-445-1NAVY NAVFAC P-8-624-12Table 5-8. Unit Troubleshooting for Electric Winterization KitNOTEBefore you use this table, make sure you have performed your PMCS.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION1. ON-OFF SWITCH ON POSITION BUT HEATERS AND PUMP NOT OPERATING.Step 1.Step 2.Step 3.Step 4.Step 5.Step 6.Power cable not connected to power supply.Connect power cable (Figure 5-5).Circuit breaker not closed.Close circuit breaker (para 2-20).Defective circuit breaker.Replace circuit breaker (para 5-14).Defective ON-OFF switch.Repalce ON-OFF switch (para 5-14).Blown fuse.Replace fuse (para 5-14).Defective wiring.Check wiring. Repair or replace if necessary (para 5-13).2. HEATERS INOPERATIVE.Step 1.Step 2.Step 3.Step 4.5-34Defective ON-OFF switch.Replace ON-OFF switch (para 5-14).Defective thermostat switch.Replace thermostat switch (para 5-14).Defective wiring.Test wiring. Repair or replace if necessary (para 5-14).Defective heater element.Test heater elements, Replace if necessary (para 5-14).
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