TM 10-4320-344-242.16.14 Indicator Maintenance, Models 609-C and US636HCCD-l.This task covers:2.16.14.1 Removal2 .16 .1 4 . 3 I n s t a l l a t i on2 .16 .1 4 . 2 R e p a irINITIAL SETUPToolsGeneral Mechanic’s AutomotiveTool Kit, Appendix B, SectionIII, Item 1Soldering Gun, Appendix B,Section III, Item 2Material/PartsSolder, Appendix C, Item 25, (609-C)Tags, Appendix C, Item 31Lock Washers (TM 10-4320-344-24P)Equipment ConditionsPumping station shut down, TM10-4320-344-10.Control Panel open (609-C).EquipmentConditions(Continued)Battery disconnected, paragraph 2.15.3(609-C) or 2.15.4 (US636HCCD-1).Control Panel Cover Assembly removed,paragraph 2.16.2, (US636HCCD-1).General Safety InstructionsTo prevent rolling or sliding, do not workon equipment that is not securelys t a b i l i z e d .Do not work on equipment with batteryconnected.Electrocution hazard is presentif battery is connected.Do not work on equipment without followingstandard shop safety precautions.•This procedure applies to the engine high temperature, engineoverspeed, and engine low oil indicators of Model 609-C. Thealternator indicator removal and installation procedure for ModelUS636HCCD-1 is similar.•Indicators are identified on control panel for each pumpingassembly.For further information on indicator location referenceTM 10-4320-344-10.2.16.14.1 Removal.Do not work on equipment with battery connected.Electrocution hazard ispresent if battery is connected.Failure to obey this warning may result indeath or serious personal injury.a.Tag and desolder wires (Figure 2-65, 1) from indicator (2).b.Remove light cover (3) and bulb (4).c .Remove outer nut (5), indicator (2), lock washer (6), and nut (7) fromi n d i c a t o r ( 2 ).Discard lock washer (6).2.16.14.2 Repair.a.Check bulb (4) for broken filament.b .Inspect indicator (2) for corrosion, damage to contacts, cracks, or damage.c .Inspect light cover (3) for cracks or holes.2-171
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