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4. Install the outer portion of the Gerotor, making sure the
Gerotor is centered within the o-ring groove on the
body.
5. Install the Gerotor Housing, making sure the pins in
the Gerotor Housing line up with their respective holes
in the body.
6. Lightly lubricate the area between the Inner and Outer
Gerotor, the Outer Gerotor, and Gerotor Housing with
hydraulic oil or mineral oil.
Special attention should be exercised when working
with retaining rings. Always wear safety goggles when
working with spring or tension-loaded fasteners or
devices.
7. Install o-ring on the motor end plate.
8. Place end plate on gerotor housing, making sure holes
in end plate line up with pins in the gerotor housing.
9. Install four Socket Head Cap Screws in Motor End
Plate, and using a 1/4" Allen wrench, tighten Cap
Screws alternately and evenly in a crisscross pattern
to approximately 15 foot pounds [ 20 Nm] of torque.
10. Install the Thread Seal Gasket on the Bypass
Adjusting Screw. Put the Gasket on from the slotted
end and turn until four threads on the screw are
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showing. Install the Washer and the Nut. Install
Bypass Adjusting Screw in the motor end plate.
A. For closed center hydraulic systems, turn the
Bypass Adjusting Screw in until it bottoms out in
the End Plate. Tighten nut down with 9/16" box
end wrench.
B. For open center hydraulic systems, turn the
Bypass Adjusting Screw in until it bottoms out in
the End Plate; then turn back out 1
Holding the Bypass Adjusting Screw with a
screwdriver, tighten Nut. (Motor will then have to
be readjusted to tractor system.)
11. Replace o-ring on both port adapters.
12. Install Pressure Port Adapter and Tank Port Adapter
back onto the motor. (For ease of installation, tighten
the Pressure Port Adapter first, then the Tank Port
Adapter.)
13. Remove Hydraulic Motor from the vise. Turn shaft by
hand to check for binding.
14. Install Motor into Pump Mounting Flange. Insert four
Hex Head Bolts; then alternately and evenly tighten
them.
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