TM-9-2330-227-14-P
SEMITRAILER, VAN: SHOP, 6-TON, SINGLE AXLE, M146
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
JUNE 1985
TM-9-2330-227-14-P - Page 224 of 576
page 4-146
TM 9-2330-227-14&P
HUB AND DRUM - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
INSTALLATION - CONTINUED
20.
Drum (1)
21.
Spindle (6)
22.
Hub (8)
23.
24.
25.
Adapter plate (12)
26.
Adapter plate (12)
and hub (8)
27.
Spindle (6)
28.
Spindle (6)
and hub (8)
29.
Spindle (6) and
outer bearing (14)
30.
Spindle (6) and
washer (15)
Ten studs (2),
inspection hole
cover (3), ten
lockwashers (4),
and nuts (5)
Wiper (7)
Two bearing
cups (9)
inner bearing (10)
Seal(11)
Hub (8)
Six studs (13)
Hub (8) and
drum (1)
Outer bearing (14)
Washer (15)
Nut (16)
a. Put hole cover (3) in place.
b. Screw lockwashers (4), nuts (5), and
studs (2) in, and tighten using 5/8-
inch socket, ratchet handle with 1/2-
inch drive, and 5/8-inch open-end
wrench.
Put in place, and seat using ball-peen
hammer and wood block.
Put in place, and seat using cup pulled
installer.
a. Lubricate (page 4-5).
b. Put in place.
Put in place, and seat using ball-peen
hammer and wood block.
Do not hit seal directly with ball.
peen hammer. Be certain seal is
firmly seated all the way around.
Put in place.
Using arbor press, drive in place.
With the aid of assistant, put in
place.
a. Lubricate (page 4-5).
b. Put in place.
Slide in place.
a. Using hub-nut wrench, screw in and
tighten until hub (8) binds on
spindle (6) when rotated.
b. Using hub-nut wrench, back off one-
eighth turn.
c. Rotate hub (8) to make sure it turns
freely on spindle (6).
If hub still binds on spindle,
repeat step 30b.
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