TM-9-2350-238-20-1
HULL AND RELATED COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL
MAY 1994
TM-9-2350-238-20-1 - Page 881 of 1364
TM 9-2350-238-20-1
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Install ten new self-locking nuts (20).
Tighten ten self-locking nuts (20) to 200 to 220 ft-lb (271 to 298 N-m) (lubricated) or 270 to 300
ft-lb (366 to 407 N-m) (dry).
Raise spade (21) until roadwheels 2 thru 4 and idler wheel are on ground. For number 1
roadwheel, lower jack until wheel is on ground. Remove jack.
Remove two 8 x 8 x 12-in. (20 x 20 x 31-cm) wood blocks from behind vehicle.
Release parking brake.
Drive vehicle forward until idler wheel or roadwheel is on track (22).
This task covers:
a.
Removal/Disassembly
c.
Reassembly/Installation
b.
Inspection/Repair
INITIAL SETUP
Tools and Special Tools
Materials/Parts
Automotive maintenance and repair shop
Arm bearing seal idler wheel sleeve
equipment: organizational maintenance,
Cotter pin (4)
common no. 1 (less power) (item 80,
Grease (item 20, appx C)
appx B)
Inner bearing ring (2)
●
Bar
Inner bearing ring (2)
●
Puller
Lockwasher (18)
●
Torque wrench (0 to 600 ft-lb)
Plain encased seal (2)
Bearing inserter (item 10, appx G)
Plain encased seal (2)
Hexagon head capscrew (3) (item 22,
Plain encased seal (2)
appx G)
Plain encased seal (2)
Idler adjustment wedge (item 29, appx G)
Preformed packing (2)
Manual control handle (item 8, appx G)
Roller bearing (2)
Puller adapter (item 2, appx G)
Roller bearing (2)
Race and outer bearing replacer (item 20,
Sealing compound (item 39, appx C)
appx G)
Self-locking nut (4)
Remover and replacer handle (item 9,
Wiping rag (item 33, appx C)
appx G)
Seal inserter (item 12, appx G)
Personnel Required
Seal inserter (item 13, appx G)
Two
Slide puller (item 18, appx G)
Sling (item 82, appx B)
References
Spanner wrench (item 33, appx G)
TM 9-2350-238-10
Threaded straight pin (2) (item 17, appx G)
TM 9-2350-238-24P-1
Torque wench extension (item 5, appx G)
Equipment Conditions
2-864 Idler hub removed
2-148. MAINTENANCE OF IDLER WHEEL ARM AND HUB ASSEMBLY AND
ATTACHING PARTS, AND IDLER WHEEL ARM AND HUB.
2-855
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