Caster Pivot Bearings Pre-Load Adjustment; Clutch Shim - Exmark LAZER Z Operator's Manual

Figure 36
RH Motion Control Shown
1. Screw
2. Cover plate
Caster Pivot Bearings
Pre-Load Adjustment
Remove dust cap from caster and tighten nyloc nut
until washers are flat and back off 1/4 of a turn
to properly set the pre-load on the bearings. If
disassembled, make sure the spring disc washers are
reinstalled as shown in Figure 37.
Figure 37
1. Spring disc washers

Clutch Shim

Some later model year units have been built with
clutches that contain a brake shim. When the clutch
3. Motion control lever
brake has worn to the point where the clutch no
longer engages consistently, the shim can be removed
to extend the clutch life.
1. Armature
2. Field shell
3. Rotor
4. Brake mounting bolt
Removing the Shim:
1. Stop engine, wait for all moving parts to stop,
and remove key. Engage parking brake. Allow
the machine to cool completely before starting
these instructions.
2. Using a pneumatic line, blow out any debris
from under the brake pole and around the brake
spacers.
3. Check the condition of the wire harness leads,
connectors, and terminals. Clean or repair as
necessary.
43
Maintenance
Figure 38
5. Brake spacer
6. Re-gap shim
7. Brake pole
Figure 39