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Greensmaster 3150 Page 6 -- 13 Chassis
Removal (Fig. 10)
1. Park machine on a level surface. Make sure engine
is off. Engage parking brake and block front wheels.
2. Jack up and secure the rear wheel off the ground.
3. Remove rear wheel assembly from the castor fork
(see Rear Wheel (2WD) or Rear Wheel (Optional 3WD)
in this section).
4. Remove fuel tank from machine to allow access to
castor fork (see Fuel Tank in the Service and Repairs
section of Chapter 3 -- Engine).
5. Remove both jam nuts (item 28) and flat washer
(item 29) securing the steering cylinder ball joint (item 9)
to the castor fork. Separate ball joint from castor fork.
CAUTION
Support castor fork while removing the slotted
hex nut (item5) to prevent the forkfromdropping
and causing personal injury.
6. Support the castor fork to prevent it from falling.
7. Remove cotter pin (item 6) and slotted hex nut (item
5) from the castor fork shaft. Lower castor fork from
frame.
8. Remove bearing cones (item 3) and washers (item
4) from the castor fork and frame. Notelocation of wash-
ers for assembly purposes.
9. Inspect upper and lower bearing cups (item 2) in
frame for damage and replace if necessary.
Installation (Fig. 10)
1. If bearing cups (item 2) were removed from frame,
press new cups into the castor fork pivot housing with
the thick side of the cups facing each other. Make sure
that cups are pressed fully to shoulder of frame housing.
2. Pack both bearing cones (item 3) with #2 multi--
purpose lithium base grease.
3. Place two (2) washers (item 4) onto the castor fork
shaft. Place lower bearing cone on top of washers with
the thick edge touching the washers.
4. Insert castor fork shaft upthroughtheframepivot
housing and bearing cups.
5. Place upper bearing cone on the castor fork shaft
with the wide edge up. Place two (2) washers on top of
the bearing cone.
6. Thread slotted hex nut (item 5) onto castor fork shaft
until drag is felt while rotating the castor fork. Back--off
hex nut to align shaft hole with a slot in the nut. Install
and secure new cotter pin (item 6) to the shaft.
7. Secure steering cylinder ball joint (item 9) to the cas-
tor fork with flat washer (item 29)and both jam nuts(item
28). Torque jam nuts from 65 to 85 ft--lbs (89 to 115
N--m).
8. Install fuel tank to the machine (see Fuel Tank in t he
Service and Repairs section of Chapter 3 -- Engine).
9. Install rear wheel to castor fork (see Rear Wheel
(2WD) or Rear Wheel (Optional 3WD) in this section).
10.Lower machine to the ground.
11.Clean grease fitting (item 7) on frame pivot housing.
Pump grease into pivot housing until grease is seen exit-
ing at both ends of the housing. Wipe up excess grease.
Chassis