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TM 5-4210-220-12
4-25 STEERING SYSTEM - Continued.
4-25.7 Miter Box
This task covers
a.
Replacement
TOOLS
Tool Kit, General Mechanic, Automotive,
NSN 5180-00-177-7033
EQUIPMENT CONDITION
Main Engine Shutdown (see para. 2-10)
APU Engine Shutdown (see para. 2-12)
Battery Switch OFF
MATERIALS/PARTS
7524553 Miter Box
MS51922-17 Locknut
NOTE
The miter box cannot be repaired. Replace if damaged.
REPLACEMENT
(1)
Remove steering shaft cover.
(2)
Remove screws and nuts (1 and 2) and
pull steering shaft yokes (3 and 4) off
miter box shafts.
(3)
From underneath the truck, remove
screws (5) and washers (6) attaching
miter box (7) to cab. Remove miter box.
(4)
Inspect new miter box. Check that
backlash in gears are barely noticeable
when attempting to turn shafts counter to
each other.
(5)
Install miter box using screws (5) and
washers (6). Tighten screws securely.
(6)
Be sure steering shafts are phased as shown and slide yokes (3) and (4) onto miter box shaft splines.
Secure using screws, washers and nuts (1, 8, and 2).
(7)
Check that steering wheel is centered when the front wheels are positioned straight ahead and pitman arm
is square to steering gear axis.
(8)
Change position of yoke on steering gear shaft, if necessary, to accurately center steering wheel.
(9)
Tighten nuts (2) to 40 ft lb (55 Nm).
4-496/(4-497 Blank)
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