SECTION 4 - BASE COMPONENTS
4-14
– JLG Lift –
3121222
The wheel drive assembly consists of an 24V DC electric
motor driving a 45.13:1 ratio gear box, the assembly also
included a friction disk parking brake assembly. This brake
assembly is mounted on the end of the drive motor
assembly.
1.
Elevate the machine enough to remove the drive
wheel(s).
2.
Before disconnecting machine power at the bat-
teries, power up the machine and turn the steer-
ing to expose the back of the drive motor to be
removed.
3.
Now disconnect machine power at the quick-
disconnect (short cable) on the machine right
side batteries.
4.
Remove the drive wheel mounting lugs and
remove the wheel(s).
5.
Disconnect the power/brake harness to the drive
motor to be removed at the power module.
6.
Mark the position of and remove the tie straps
holding the drive motor power harness to the
steering linkage. Pull the harness throught the
base frame until free.
7.
Before removing the drive motor from the gear
box, remove the pipe plugs on the gear box
cover (wheel side) and drain the oil from the
gear box.
8.
Remove the two (2) long cap screws attaching
the drive motor to the spindle and gear box.
9.
Carefully slide the drive motor assembly out of
the gear box/spindle assembly and place on
workbench.
Wheel Drive Assembly - Removal
10.
Drive Motor Assembly
11.
Mounting Bolt Washers
12.
Drive Motor Mounting Bolts
NOTE:
Removal same for left and right drive motor.
Summary of Contents for 1230ES
Page 1: ...AS NZS Service and Maintenance Manual Model s 1230ES P N 3121222 June 22 2017 ...
Page 2: ...NOTES ...
Page 24: ...SECTION 1 MACHINE SPECIFICATIONS 1 12 JLG Lift 3121222 NOTES ...
Page 32: ...SECTION 2 GENERAL SERVICE INFORMATION 2 8 JLG Lift 3121222 NOTES ...
Page 78: ...SECTION 4 BASE COMPONENTS 4 40 JLG Lift 3121222 NOTES ...
Page 104: ...SECTION 5 CONTROL COMPONENTS 5 26 JLG Lift 3121222 NOTES ...
Page 158: ...SECTION 8 DIAGNOSTIC TROUBLE CODES 8 22 JLG Lift 3121222 NOTES ...
Page 198: ...SECTION 9 GENERAL ELECTRICAL INFORMATION SCHEMATICS 9 40 JLG Lift 3121222 ...
Page 199: ...SECTION 9 GENERAL ELECTRICAL INFORMATION SCHEMATICS 3121222 JLG Lift 9 41 ...
Page 200: ...SECTION 9 GENERAL ELECTRICAL INFORMATION SCHEMATICS 9 42 JLG Lift 3121222 ...
Page 202: ...SECTION 9 GENERAL ELECTRICAL INFORMATION SCHEMATICS 9 44 JLG Lift 3121222 NOTES ...