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 134 of 852
TM 9-2320-283-20-2
ELECTRICAL SYSTEM.
3-88.
THREE POSITION ENGINE RETARDER SWITCH REPLACEMENT (Continued).
LOCATION/ITEM
ACTION
REMARKS
A.
REMOVAL.
1.
Two screws (1)
Loosen.
2.
Instrument panel
Lower.
(2).
3.
Wire (3), wire
Remove
Tag for identification.
(4), and wire (9).
4.
Hex nut (7) and
Remove.
lockwasher (6).
5.
Three position
Remove.
engine retarder
switch (8).
6.
Adjusting nut (5).
Remove.
B.
INSTALLATION.
7.
Adjusting nut (5).
Install and adjust to proper
depth on item (8) to allow for
installation of items (6) and
(7).
8.
Three position
Aline and install.
engine retarder
switch (8).
9.
Hex nut (7) and
Install and tighten.
lockwasher (6).
10.
Wire (3), wire
Install
Connect according to
(4), and wire (9)
identification tag from
step 3.
11.
Instrument panel
Raise into position.
(2).
12.
Two screws (1)
Tighten.
13.
Batteries
Connect
Refer to paragraph
3-120.
3-506
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