TM-9-2320-285-24-1
TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1
TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1985
TM-9-2320-285-24-1 - Page 850 of 987
TM 9-2320-285-24-1
2-73.
HEATERS MAINTENANCE (CONT)
c.
Battery Warmers (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REMOVAL (cont)
1
f.
Wire ends of
Separate
Untwist
(cont)
3-wire cords
(5 thru 7)
2
Battery
a.
Two wire ties
Remove
Untwist; do not cut
box
(8)
b.
Two battery
Remove
Lift up over batteries and
warmers (9)
pull 3-wire cords (6 and 7)
with 3-wire
from grommets in bottom of
cords (6 and
battery box
7)
NOTE
Perform step 3 below only if inspection indicates need for replacement of
plastic tubing (2) or 3-wire cord (5).
3
Right hand
a.
Electrical tape
Remove
From plastic tubing (2);
frame, rear
and six tie
note locations for instal-
cab guard
straps (10)
lation
to bumper
b.
Plastic tubing
Remove
Pull open at slit and remove
(2)
from 3-wire cord (5)
c.
3-wire cord (5)
Remove
Disconnect from junction box
(para 2-73f)
CLEANING
4
a.
Wire nuts (4)
Clean
Wipe with clean, dry cloth
and 3-wire
only
cords (5, 6,
and 7)
b.
Plastic tubing
Clean
Use clean cloth moistened
(2 and 3) and
with mild detergent; dry
exterior of
thoroughly with clean
battery
cloths
warmers (9)
c.
Exterior of
Clean
See para 2-34a
batteries
INSPECTION
5
a.
Plastic tubing
Inspect
Replace if cracked, chafed,
(2 and 3)
or deteriorated
b.
3-wire cord (5)
Inspect
Replace if jacket or insul-
ation cracked, cut, or
frayed, or if conductors
corroded or broken
2-827
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