FLUSHING COOLING SYSTEM (cont)

TM 9-2320-285-24-1

2-15.

COOLING SYSTEM MAINTENANCE (CONT)

Radiator (cont).

(1)

Servicing (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

FLUSHING COOLING SYSTEM (cont)

(cont)

CAUTION

Apply air pressure gradually to prevent damage to radiator. Don't use air pressure greater

than 30 psi.

f. Flushing gun

Operate

Shut off water supply and

blow water out of radiator

with air. Repeat steps 8d

through 8f as often as

necessary until flushing

stream runs clear

g. Flushing gun

Disconnect

and adapter

hoses

h. Inlet and out-

Connect

To inlet and outlet connec-

let hoses

tions on radiator

WARNING

Compressed air must not exceed 30 psi. Wear safety glasses when cleaning parts with

compressed air. Failure to do so could cause serious injury to eyes and possible blindness.

If you hurt your eyes or if a foreign object is blown into your eyes, seek medical attention

immediately.

i. Radiator

Clean

Use compressed air to clean

exterior and to remove

foreign matter obstructing

passage of air through

radiator

FILLING COOLING SYSTEM

Radiator,

Radiator fill

Fill

Use solution of 50 percent

top

water and 50 percent ethy-

lene glycol. Cooling system

capacity is 50 quarts. Fill

with coolant solution to

two inches below level of

radiator cap opening

2-129