TM-9-2320-273-34

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1980
TM-9-2320-273-34

  TM-9-2320-273-34 - Page 764 of 801

TM9-2320-273-34
23-8. New Installation of Battery Box ‘Heater.
a.
Remove the following (Refer to TM 9-2320-273-20):
(7)
(2)
(3)
(4)
b.
Drill
c.
Drill
d.
Drill
Battery box cover.
Disconnect and remove batteries.
Plywood pad; discard.
Cover latches and catches.
four .38 inch holes (1, fig. 23-5) in each side panel. See view A.
twelve 1.75 inch holes (3) in base plate. See view B.
eight .31 inch holes (2) in base plate. See view B.
e.
Mount four retainer channels (8) on base plate; attach at back with four screws, lockwashers,
and nuts (6). At the front edge, attach with four screws, lockwashers, and nuts (5). Those used in the
back are slotted truss head, while those at the front are phillips head screws. See view C.
f.
Activate dry back adhesive insulation (4 and 9) with Milsolv and affix to inside surface of
either end panel and rear panel. See view C. Also affix to inside of box cover.
9.
Mount two retainers (11 ) and two cover latches (18) to end panels with eight screws, lock-
washers, and nuts (1 O). See view D.
h.
Mount heater element (14) to inside bottom pan with four bolts, washers, and nuts (13).
See view D.
-
i.
Mount bottom pan (12) to battery box with six screws and lockwashers (15). See view D.
Mount two front brackets (17) to bottom front of battery box with four screws and lock-
washers (16).
k.
Mount four insulation blocks (7) in retainer channels (8); locate with countersunk dimple
over the rear screws (6). See view C.
/.
Drill six 10-32 holes in rear cover as shown in view C for installation of the terminal strip (20)
and thermostat (23). See view E.
Attach heater element power lead (21 ), wire harness to circuit breaker and wire connections
from terminal strip (20) to thermostat (23). See view E.
Install terminal strip (20) and cover (22) plus thermostat (23) to rear box cover with six
bolts, lockwashers, and nuts (19). See view E.
o.
Connect wire harness to circuit breaker box; refer to figure 23-1.
P.
I
nstal
l
batteries and reconnect (Refer to TM 9-2320-273-20).
q.
Install battery box cover and remount cover latches for a secure fit with catches.
23-9/23-10 (Blank)


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