ARMY TM 9-6115-464-12AIR FORCE TO 35C2-3-445-1NAVY NAVFAC P-8-624-12Table 5-4. Unit Troubleshooting For Fuel Burning Winterization KitNOTEBefore you use this table, make sure you have performed your PMCS.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION1. PRESS-TO-TEST INDICATOR DOES NOT LIGHT WHEN PRESSED.Step 1. Discharged batteries.Recharge or replace batteries (para 4-14).Step 2. Defective control assembly.Replace control assembly (para 5-8).2. HEATER CONTROL SWITCH PLACED IN ON POSITION BUT HEATER DOES NOT START.Step 1.Step 2.Step 3.Discharged batteries.Recharge or replace batteries (para 4-14).Defective wiring harness.Replace damaged wiring harness (para 5-4).Defective control assembly.Replace control assembly (para 5-8).3. BLOWER OPERATES BUT HEATER DOES NOT IGNITE.Step 1.Step 2.Step 3.Step 4.Step 5.Restriction in fuel supply line.Remove fuel line restriction.Defective thermostat switch.Test thermostat switch. Replace if necessary (para 5-8).Defective igniter assembly.Inspect and test igniter assembly. Replace if necessary (para 5-8).Regulator valve assembly screen, sintered filter or metering orifice clogged.Service regulator valve assembly (para 5-8).Generator set fuel transfer pumps defective.Replace fuel transfer pumps (para 4-27).5-16
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