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TM 10-3930-643-34
FRAME AND TOWING ATTACHMENTS MAINTENANCE.
10-1.
Bolster. (Sheet 2 of 4)
REMOVAL
1.
2.
3.
4.
5.
WEIGHT HAZARD
Weight of bolster is approximately
350 lbs. Use adequate hoist and
two slings
for removal and
installation.
Keep area clear of
unnecessary personnel.
Failure to
follow this procedure could result
in SEVERE INJURY.
Attach two slings to bolster (6) in
rear of frame. With hoist suspended
above center, rear of vehicle,
take
up slack in slings.
Using a
handle,
washers
3/4" socket and socket wrench
remove two bolts (1) and
(2).
Bolster will be
suspended by
slings when pins
are
removed.
Keep even tension on slings after
one pin has been removed to
keep
other pin from binding.
Using a flat brass punch and hammer,
remove two pins (3), four preformed
packings (4) and spacers (5).
Discard preformed packings (4).
Lower bolster (6) onto dollies to
make removing from
under
vehicle
easier.
Remove slings.
Using a flat brass punch and hammer,
remove two bushings (7).
Go to sheet 3
10-3
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