TM 10-4320-344-242.16.20 Start/StopSwitchMaintenance,ModelUS636HCCD-1.This task covers:2.16.20.1 Removal2.16.20.3 Installation2 .16 .2 0 . 2 T e stINITIALSETUPToolsGeneral Mechanic’s AutomotiveTool Kit, Appendix B, SectionIII, Item 1Multimeter, Appendix B, SectionIII, Item 2Material/PartsTags, Appendix C, Item 31Equipment ConditionsPumping station shut down, TM10-4320-344-10.Battery disconnected, paragraph2 .15 .4.EquipmentConditions(Continued)Control Panel Cover Assembly removed,paragraph 2.16.2.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 ispresent if battery is connected.Do not work on equipment without followingstandard shop safety precautions.2.16.20.1 Removal.Do not work on equipment with battery connected. Electrocution hazards ispresent if battery is connected. Failure to obey this warning may result indeath or serious personal injury.a.Remove four screws (Figure 2-71, 1), wire retainers (2), and six wires (3)from start/stop switch (4). Tag wires (3).b.Remove knob (5), locknut (6), tab washer (7), two spacers (8), gasket (9), andstart/stop switch (4) from control panel (10).2.16.20.2 Test.a.b .c .d .e .f .Ensure knob (5) is mounted on start/stop switch (4). Push knob (5) to STOPp o s i t i o n .Test continuity between terminals (11) and (12) on right side of switch.Correct reading is infinity.Test continuity between terminals (13) and (14) on left side of switch.Correct reading is infinity.Pull knob (5) to START position.Repeat steps b and c above.Correct reading is 0.Replace defective start/stop switch (4) if any reading is incorrect.2-183
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
