SECTION 4 - BASIC HYDRAULIC INFORMATION & SCHEMATICS
3121788
4-7
Pump/Motor Disassembly
1.
Remove the bolts and washers securing the
pump to the pump motor.
2.
Slide the pump out of the pump motor until the
drive shaft clears the motor.
3.
If necessary, remove the snap ring from the
pump shaft housing and remove the old seal.
Pump/Motor Assembly
1.
Install a new seal and secure with a new snap
ring.
2.
Replace the pump to motor gasket and slide the
pump assembly into the motor assembly align-
ing the pump shaft with the motor receptacle.
3.
Slide the motor all the way into the pump motor
and install the bolts and washers.
Pump/Motor Installation
Reverse instructions for removal.
When reinstalling the Negative and Positive cable terminal
nuts, hold bottom nut and torque the top nut no more
than 166 - 177 in. lbs. (19 - 20 Nm).
Figure 4-3. Hydraulic Pump (3246R) - Motor Components
1.
Hydraulic Pump
2.
Electric Motor
3.
Pump Drive Shaft Seal
4.
Seal to Pump Retaining Snap Ring
5.
Pump To Motor Gasket
6.
Pump To Motor Bolts and Washers
7.
Pump Suction Port
8.
Pump Pressure Port
9.
Electric Motor Positive (+) Post
10.
Electric Motor Negative (–) Post
MAF10610
6
8
1
3
4
5
2
9
10
7
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