
1
Lock nut
2
Nut
3
Washer A
4
Spring
5
Collar
6
Cotter pin
7
Washer B
8
Pin
9
Lever adjuster
Follow the steps below to remove the drive
belt.
Remove the engine pulley bolt.
1
2
2w7sr8-002
Replacement of the Hydraulic Pump Drive Belt_002
1
Engine pulley
2
Bolt
Remove the engine pulley.
1
2w7sr8-003
Replacement of the Hydraulic Pump Drive Belt_003
1
Engine pulley
2.
[1]
[2]
Remove the drive belts.
1
2w7sr8-004
Replacement of the Hydraulic Pump Drive Belt_004
1
Drive belt
Prepare three new replacement drive belts.
For installation of the drive belts, reverse
the removal steps.
Adjust the drive belt tension.
"Hydraulic Pump Drive Belt" (Page 6-11)
Bearing
Replacement of the Rear Wheel Arm Axis Bearing
Caution
Exercise care in handling the rear wheel arm
since it is heavy.
Important
There are different (orientation) types of thrust
bearings. (The outer and inner diameters are
different from each other.)
Install the thrust bearing in the correct
orientation.
Securely place the jacks beneath the jack-
up points of the rear left/right frame area,
and then raise it until the rear wheel tire lifts
off the ground.
[3]
3.
4.
5.
1.
LM331
Main body
Page 6-18
Inspection and repair of each section
Summary of Contents for LM331
Page 1: ...3 Unit Surround Trim Mower Service Manual Serial No LM331 10001 Ver 1 0...
Page 4: ...LM331 Contents...
Page 10: ...LM331 Safety Page 1 6 Safety Signs and Instruction Signs...
Page 26: ...LM331 Maintenance standards and maintenance Page 3 14 Mower Unit Layout...
Page 74: ...LM331 Hydraulic system Page 4 48 Adjustment...
Page 108: ...LM331 Electrical system Page 5 34 Adjustment...
Page 136: ...LM331 Main body Page 6 28 Inspection and repair of each section...
Page 159: ...Reference LM331 Reference Page 8 15 Electrical Circuit...