HOT WATER PERSONNEL HEATER INSPECTION AND FUNCTIONAL TEST.

TM 9-2320-211-20-3-2

21-4. HOT WATER PERSONNEL HEATER INSPECTION AND FUNCTIONAL TEST.

TOOLS: None

SUPPLIES: None

PERSONNEL: One

EQUIPMENT CONDITION: Truck parked, engine off, handbrake set.

a. Inspection. Check all electrical wires for cracks, breaks, or worn or melted

insulation. Pull apart each connector and check for dirt, rust, or corrosion. Tell

direct support maintenance if any wire is damaged.

b. Preliminary Procedure. Start engine and bring it to operating temperature,

Refer to TM 9-2320-211-10.

c. Test.

FRAME 1

1. Pull out AIR knob (1) until it stops.

2. Set heater switch (2) to LO position.

GO TO FRAME 2