Exmark Lazer Z Advantage Series Models 0 - Manual (Page 41)

Maintenance
Figure 32
1. 2 inch height of cut location
E. Start the mower while in the operator position.
WARNING
Engine must be running and drive wheels
must be turning so park brake adjustment
can be performed. Contact with moving
parts or hot surfaces may cause personal
injury.
Keep fingers, hands, and clothing clear of
rotating components and hot surfaces.
F. Release the park brake so the handle rests on
the 1/2 x 6 inch rod or bolt.
G. Move the throttle to high idle.
H. Move both motion control levers to the full
forward position and hold for 15 seconds.
I. Move both motion control levers to the full
reverse position and hold for 15 seconds.
J. Turn off the engine and completely release
the park brake by removing the 1/2 x 6 inch
rod or bolt.
K. Allow the hubs to cool until they are cool
enough to safely touch.
L. Rotate the drive wheel release handle to the
“released” position. Refer to the Drive Wheel
Release Valves section in Operation.
M. Readjust both brakes following the procedure
in steps 10 through 14.
18. Rotate the drive wheel release handle to the
“operating” position. Refer to the Drive Wheel
Release Valves section in Operation.
19. Install the rear tires and torque lug nuts to 90-95
ft-lb (122-129 N-m).
20. Remove jack stands.
Electric Clutch Adjustment
No adjustment necessary; however when the clutch
brake has worn to the point where the clutch no
longer engages consistently, the shim can be removed
to extend the clutch life.
Figure 33
1. Armature 5. Brake spacer
2. Field shell 6. Re-gap shim
3. Rotor 7. Brake pole
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.
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