TM-9-2815-205-34

ENGINE WITH CONTAINER; MODELS 5063-5299, 5063-5392, 5063-5393, 5063-5395, 5063-5398, 5063-539F, 5063-539L

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

AUGUST 1992

TM-9-2815-205-34 - Page 186 of 596

TM 9-2815-205-34

(6)

(7)

NOTE

The transmission oil cooler as-

sembly 20) and thermostat

water outlet (21) were removed

in Para 2-4 to allow mounting

engine on maintenance stand.

Remove two short bolts (22), two long

bolts (23), four lockwashers (24), four flat

washers (25), thermostat water outlet

(21), and gasket (26) from top of

transmission oil cooler assembly (20).

Discard gasket and lockwashers.

Remove thermostat (27) and seal (28)

from thermostat water outlet (21). Discard

seal. If necessary, remove plug (29) from

cover.

b. Inspection (thermostat)

(1)

(2)

(3)

Immerse thermostat in container of water,

do not allow thermostat to touch bottom

of container.

Agitate water to maintain an even

temperature throughout container. As

water is heated, thermostat valve should

begin to open. Allow at least ten minutes

for thermostat to react.

NOTE

Thermostat valve should start

opening at 177-182°F (81-

83°C). Valve should be fully

open at 197°F (92°C).

Replace thermostat if it does not meet

requirements.

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