TM-9-2320-366-20-1

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-1 - Page 265 of 1824

(1)

Check water pump for loose hardware

and damage.

(2)

If water pump hardware is loose,

tighten hardware.

(3)

If water pump is damaged, replace

water pump (para 6-12).

Change 1

2-145

WARNING

WARNING

Coolant may be very hot and under

pressure from engine operation.

Ensure

engine is cool before performing

troubleshooting.

Failure to comply may

result in injury to personnel.

(1)

Remove coolant hose from overflow tank to

radiator (para 6-3).

(2)

Place coolant hose in drain pan.

(3)

Start engine (TM 9-2320-366-10-1).

Use care when opening door with cab

raised.

Failure to comply may result in

injury to personnel and damage to

equipment.

NOTE

Coolant flowing constantly through return

hose indicates closed thermostat.

(4)

Observe flow of coolant from coolant

hose.

(5)

If thermostat does not operate

properly, replace thermostat (para 6-5).

(6)

Shut down engine (TM 9-2320-366-10-1).

(7)

Install coolant hose on overflow tank

and radiator (para 6-3).

(8)

Refill overflow tank to proper level

(TM 9-2320-366-10-1).

(9)

Lower cab (TM 9-2320-366-10-1).

TM 9-2320-366-20-1