TM 9-2350-277-34FINAL TEST – COOLANT HEATER 0077 00THIS WORK PACKAGE COVERS:Test setup (page 0077 00-1).Coolant system (page 0077 00-3).Electrical wiring (page 0077 00-4).Exhaust collector (page 0077 00-5).Testing (page 0077 00-5).Burn test (page 0077 00-5).Testing restriction and overheat thermostats (page 0077 00-6).INITIAL SETUP:Maintenance LevelDirect SupportTools and Special ToolsAutomotive Fuel and Electrical System Repair Tool Kit(WP 0120 00, Item 59)Digital Multimeter (WP 0120 00, Item 38)Materials/Parts24 V dc power source0 to 30 V dc voltmeter0 to 20 amps dc ammeterSuitable rack or cradleControl boxThermometerSuitable coolant container (5 gallon minimum)Suitable exhaust hose (10 foot maximum)Fuel filterFuel pumpFuel sourceStopwatchPersonnel RequiredFuel and Elec Sys Rep 63G10ReferencesSee your -10See your -20Equipment ConditionCoolant heater removed from carrier (see your -20)TEST AND INSPECTIONTEST SETUPCAUTIONTest setup must be wired for negative ground.0077 00-1
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