TM-9-2320-361-24-1
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS
TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 1 OF 2
AUGUST 2006
TM-9-2320-361-24-1 - Page 1006 of 1176
TM 9-2320-361-24-1
0159 00
0159 00-4
REAR SPRING SEAT REPLACEMENT (Contd)
INSTALLATION
1.
Position new felt seal (23) on retainer (24).
2.
Install two new bushing cups (12) and (26) in spring seat (21).
3.
Apply light film of GAA grease to tandem axle bracket (4) end, new seal (25), spring seat (21), and
inner bushing (27).
4.
Install washer (22), new felt seal (23), retainer (24), new seal (25), inner bushing (27), and new
woodruff key (28) over tandem axle bracket (4) end.
5.
Place spring seat (21) over inner bushing (27).
6.
Apply light film of GAA grease to outer bushing (13) and end of tandem axle bracket (4), and
install in spring seat (21) with nut (14). Tighten nut (14) 60 lb-ft (81 N
•
m). Back off nut (14) about
1/4 turn.
7.
Install new washer (15) and nut (16) on tandem axle bracket (4) end. Tighten nut (16)
100–150 lb-ft (136–203 N
•
m). Bend washer (15) tabs against nut (16).
8.
Apply light film of GAA grease to both sides of gasket (20).
9.
Install gasket (20) and pack cover (19) on spring seat (21) with six new lockwashers (18) and
screws (17). Tighten screws (17) 16–20 lb-ft (22–27 N
•
m). Wipe away excess grease with rag.
10.
Using hydraulic jack, raise rear-rear axle (6), adjust jack stands, and lower axle (6) onto spring
seat (21). Position center bolt (29) in recess of spring seat (21).
11.
Install plug (11) on spring seat (21).
12.
Position saddle (3) over spring center bolt (29) and install saddle (3) with two U-bolts (2), four new
lockwashers (9), and nuts (10). Tighten nuts (10) 190–220 lb-ft (258–298 N
•
m).
13.
Install two new lockwashers (8) and screws (7) in spring seat (21). Tighten screws (7) 280–365 lb-ft
(380–495 N
•
m).
14.
Using hydraulic jack, raise vehicle and remove two jack stands. Lower vehicle and remove
hydraulic jack.
15.
Lubricate spring seat (WP 0020 00).
16.
Install rear-rear and forward-rear axle wheels (WP 0186 00).
17.
Connect battery ground cable (WP 0126 00).
18.
Release parking brake and remove wheel chocks (TM 9-2320-361-10).
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