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Maintenance
Figure 19
1.Spindle
2.Blade
3.Splined bushing
4.Blade bolt washer assembly — Torque to
B.Apply lubricant to the threads of the blade bolt as needed to prevent seizing. Copper based
C.Install the splined bushing/blade assembly and blade bolt washer assembly into the spindle. Install blade bolt finger tight.
D.Place wrench on the top spindle nut then torque the blade bolts to
WARNING
Incorrect installation of the blade or components used to retain the blade can be dangerous. Failure to use all original components and assembled as shown could allow a blade or blade component to be thrown out from under the deck resulting in serious personal injury or death.
Always install the original Exmark blades, blade bushings, and blade bolts as shown.
Check Safety Interlock System
Service Interval: Before each use or daily
Note: To prevent engine
1.Check starting circuit. Starter should crank with, parking brake engaged, PTO disengaged and motion control levers moved out in the neutral lock position. The operator does not need to be in the seat to start the engine.
Try to start with operator in seat, parking brake disengaged, PTO disengaged and motion control levers in the neutral lock position - starter must not crank.
Try to start with operator in seat, parking brake engaged, PTO engaged and motion control levers in the neutral lock position - starter must not crank.
Try to start with operator in seat, parking brake engaged, PTO disengaged, and the left motion control lever in, starter must not crank, repeat again with the right lever in, then with both levers in - starter must not crank.
2.Check the kill circuits. Run engine at
Run engine at
Run engine at
Again, run engine at
Repeat again moving the right lever in, then moving both levers in - engine must initiate shutdown after 1/2 second has elapsed whether operator is on seat or not.
Note: If machine does not pass any of these tests, do not operate. Contact your authorized EXMARK
SERVICE DEALER.
Important: It is essential that operator safety mechanisms be connected and in proper operating condition prior to use for mowing.
Check Rollover Protections Systems (Roll Bar) Knobs
Service Interval: Before each use or daily
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