Hydraulics
Section 2 - Service and Repair
Page 2-20
114101-000 X26 Ultra Narrow - Service Manual
H
Y D R A U L I C
P
U M P
A N D
M
O T O R
Figure 2-14:
Hydraulic Pump
The hydraulic pump is located in the control
module.
R
EMOVAL
NOTE:
If the hydraulic reservoir has not been drained,
suitable means for plugging hoses should be
provided to prevent excessive fluid loss.
W A R N I N G
!
!
Before disconnecting the battery negative (–)
lead, make sure all switches are OFF. If ON, a
spark will occur at the ground terminal which
could cause an explosion if hydrogen gas or fuel
vapors are present.
1. Disconnect the battery pack connector and the battery negative lead.
2. Open the control module.
3. Mark, disconnect and plug the hose assemblies.
NOTE:
It may not be necessary to remove the motor to service or remove the pump.
4. Disconnect the power supply from the motor.
5. Remove the four cap screws from the vibration mounts and lift the motor and pump assembly from the
control module.
6. Loosen the capscrews and remove the pump assembly from the motor.
I
NSTALLATION
Pump to Motor
1. Lubricate the pump shaft with general purpose grease and attach the motor with the capscrews.
2. Using a crisscross pattern, torque each capscrew a little at a time until all capscrews are torqued to
27 N-m (
20 ft./lbs.
).
Pump and Motor Assembly to Control Module
3. Position the motor and vibration mounts into the control module.
4. Put a drop of Loctite® 242 thread lock on each capscrew as you install the capscrew and lock washer
through the bottom of the control module.
5. Tighten the motor mount nuts to 24 N-m (
18 ft./lbs.
).
6. Unplug and connect the hydraulic hoses.
7. Connect the power supply to the motor.
8. Connect the negative battery lead.
9. Connect the battery pack connector.
10. Check the fluid level in the hydraulic reservoir before operating the machine.
1
2
3
5
4
7
6
1. Inlet Hose
2. Outlet Hose
3. Capscrew
4. Pump Assembly
5. Electric Motor
6. Vibration Mount
7. Motor Mount Cap Screw