TM-9-2320-283-20-1
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3
DECEMBER 1983
TM-9-2320-283-20-1 - Page 837 of 926
TM 9-2320-283-20-1
COOLING SYSTEM.
3-59.
THERMOSTAT AND THERMOSTAT HOUSING REPLACEMENT (Continued).
LOCATION/ITEM
ACTION
REMARKS
E.
ASSEMBLY.
13.
Nipple (14)
a.
Coat threads with thread
Refer to paragraph 3-7.
sealing tape.
b.
Install into item (5).
14.
Connection (7) and
a.
Position on item (5).
new gasket (6).
b.
Secure with two items (8).
15.
New seal (4)
Using seal mandrel, install
Make sure part number or
into item (5)
metal side of item (5)
is toward mandrel to
insure proper sealing.
If item (5) is incor-
rectly installed, cool-
ant can leak past seal,
causing engine tempera-
ture to be colder than
normal.
16.
Thermostat (3)
Push into item (5) until
it seats in item (4).
F.
INSTALLATION.
17.
New gasket (2)
Hold in place on item (5)
with grease.
18.
Housing (5) and
a.
Position on item (1).
gasket (2)
b.
Secure with four items
Torque items (15) to
(15) 30-35 lb-ft.
19.
Hose (17) and two
clamps (16)
a.
Push end of item (17)
onto item (5).
b.
Push two items (16) to
ends of item (17), and
tighten screws.
3-320
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