TM 9-2320-279-34-2
Steering System Maintenance Instructions (Cont)
d. Assembly.
NOTE
There are two types of output shafts. Model A
has retaining rings (1). Model B does not have
any retaining rings. Omit step (1) when
assembling Model B.
(1)
Install two retaining rings (1) on output
shaft (2).
(2)
Install woodruff key (3) and straight bevel
gear (4) on output shaft (2).
(3)
Install two spring washers (5) on output
shaft (2).
(4)
Pack two cone bearings (6) with grease and install
on output shaft (2).
(5)
Install two bearing cups (7) in pinion housing (8).
(6)
Install retaining ring (9) on pinion shaft (10).
(7)
Pack cone bearings (11 and 12) with grease.
(8)
Install cone bearing (11), pinion housing (8), and
cone bearing (12) on pinion shaft (10).
(9)
Install woodruff key (13) and straight bevel
gear (14) on pinion shaft (10).
(10)
Install crimped pinion nut (15) and tighten until
cone bearings (11 and 12) bind. Back crimped
pinion nut (15) off about 1/4 turn and hit nut end
of pinion shaft (10) sharply to free bearings.
(11)
Install bearing cup (16) in closed end cap (17).
NOTE
There are two models of gearboxes. Model A uses paper
gaskets for sealing and bearing and gear backlash
adjustment. Model A paper gaskets are no longer available
and are replaced with Model B components. Model B uses
preformed packing for sealing and plastic shims for bearing
and gear backlash adjustment.
(12)
Aline matchmarks and install closed end cap (17) on
housing (18) with preformed packing (19), three
plastic shims (19.1), and four screws (20).
Change 2
12-15
