TM-9-2320-283-20-2
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 2 OF 3
DECEMBER 1983
TM-9-2320-283-20-2 - Page 222 of 852
TM 9-2320-283-20-2
ELECTRICAL SYSTEM.
3-100.
HOT ENGINE TEMPERATURE SWITCH REPLACEMENT (Continued).
LOCATION/ITEM
ACTION
REMARKS
A.
REMOVAL.
1.
Air line (7) and
Disconnect.
Tag for identification.
air line (9).
2.
Shutterstat
Remove from item (6).
Retain for reassembly.
valve (8).
3.
Nut (1) and
Remove from item (4).
lockwasher (2).
4.
Wire (3).
Remove.
Tag for identification.
5.
Hot engine temp-
Remove.
Use deepwell socket
erature switch
and extension.
(5).
B.
INSTALLATION.
6.
Hot engine temp-
Coat threads with
Use deepwell socket
erature switch
liquid thread sealant.
and extension.
(5).
Install and tighten.
7.
Wire (3).
Place on item (4).
Connect according to
identification tag from
step 4.
8.
Lockwasher (2)
Install and tighten.
and nut (1).
9.
Shutterstat valve
Coat threads with
(8.).
liquid thread sealant.
Install and tighten.
10. Air line (7) and
Connect.
Connect according to
air line (9).
identification tag from
step 1.
WARNING
Do not operate engine without a supply
of coolant in the cooling system.
Failure to heed warning can result in
engine damage.
3-594
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