Toro 4100-D service manual Important Do not dislodge seals during installa- tion

Models: 4100-D

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4.Install the pressure seals, flat side outward, into the grooves in the wear plates. Follow by carefully placing the backup gaskets, flat side outward, between the pressure seals and the grooves in the wear plate.

5.Apply a light coating of petroleum jelly to the exposed side of the front flange.

6.Lubricate the drive gear shaft with clean hydraulic oil. Insert the drive end of the drive shaft through the wear plate with the pressure seal side down and the open side of the pressure seal pointing to the inlet side of the mo- tor. Carefully install shaft into front flange.

7.Lubricate the idler gear shaft with clean hydraulic oil. Install idler gear shaft into the remaining position in the front wear plate. Apply a light coating of clean hydraulic oil to gear faces.

8.Install rear wear plate with pressure seal side up and open side of the pressure seal pointing to the inlet side of the motor.

9.Apply a light coating of petroleum jelly to new O-- rings and O--ring grooves in the body. Install new O-- rings to the body.

10.Install locating dowels in body. Align marker line on the body and front flange.

IMPORTANT: Do not dislodge seals during installa- tion.

11.Gently slide the body onto the assembly. Firm hand pressure should be sufficient to engage the dowels.

12.Install the four (4) cap screws with washers and hand tighten.

IMPORTANT: Prevent damage when clamping the fan motor into a vise; clamp on the front flange only. Also, use a vise with soft jaws.

13.Place front flange of the motor into a vise with soft jaws and alternately torque the cap screws 33 ft--lb (45 N--m).

14.Remove motor from vise.

15.Place a small amount of clean hydraulic oil in the inlet of the motor and rotate the drive shaft away from the inlet one revolution. If any binding is noted, disassemble the motor and check for assembly problems.

Hydraulic System

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Groundsmaster 4100--D

Page 140
Image 140
Toro 4100-D service manual Important Do not dislodge seals during installa- tion