Service Manual

Disassembly (Fig. 4)
1. Park machine on a level surface, fully raise coring
head, stop engine and remove key from the ignition
switch.
2. Raise lock–up brackets on each side of machine and
lower coring head until it rests on brackets.
3. Block rear wheels. Jack front of machine from
ground
and support machine with blocking or jack
stands (see Jacking Instructions in Chapter 1 – Safety).
4. Remove front wheels (see Front Wheel Removal in
this section).
5. Disconnect brake cable from brake lever and cable
bracket on handle.
6. Disconnect interlock switch wires from machine har-
ness.
7. Remove cable ties that retain brake cable and wire
harness to handle. Position cable and wire harness
away from handle.
8. Support handle. Loosen set screw (item 2). Remove
roll pin (item 3) that secures handle to front axle. Slide
control
handle from machine taking care to not damage
brake cable or wiring harness that will stay attached to
machine. Locate and retrieve key (item 4).
9. Support front axle. Remove lock nut that secures
front axle in frame. Lower front axle from frame.
10.Remove upper bearing cone from frame and lower
bearing cone from front axle.
11. If necessary, remove bearing cups from machine
frame.
12.Inspect b
earing cups and cones for wear or damage.
Replace worn or damaged components.
Assembly (Fig. 4)
1. If bearing cups were removed from frame, install new
cups to frame. Make sure that cones are fully seated.
2. Pack bearing cones with grease. Install lower bear-
ing cone on front axle.
3. Slide front axle shaft up through frame. Position rub-
ber seal on lower bearing on inside of frame tube. Place
upper bearing cone onto axle shaft.
4. Install lock nut onto front axle. Tighten nut completely
a
nd then back nut off slightly. Retighten nut until drag is
felt while rotating front axle. Make sure that front axle ro-
tates freely after lock nut has been tightened.
5. Position key (item 4) in front axle. Slide handle onto
front axle and align roll pin holes in handle and front axle.
Install roll pin so that it is flush with handle.
6. Apply Loctite #242 (or equivalent) to threads of set
screw (item 2). Install set screw into handle.
7. Connect brake cable to brake lever and cable brack-
et on handle. Connect interlock switch wires to machine
harness.
8. Retain brake cable and wire harness to handle with
cable ties.
9. Install front wheels (see Front Wheel Installation in
this section).
10.Lower machine to ground.
11. Make sure that steering components do not contact
brake cable or wire harness.
12.Lubricate steering bearings by applying grease to
grease fitting at front of frame.
13.Lower lock–up brackets from coring head before ma-
chine use.
Chassis
Greens Aerator Page 6 – 9 Chassis