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Maintenance
12.
13.Lower discharge deflector.
14.If the four deck links do not have enough adjustment to achieve accurate cut height with the desired rake, the single point adjustment can be utilized to gain more adjustment (see Figure 30).
Figure 30
1.Single point height adjustment bolt
2.Front
3.Rear
15.To adjust the single point system, first loosen the front and rear
16.If the deck is too low, tighten the single point adjustment bolt by rotating it clockwise. If the deck is too high, loosen the single point adjustment bolt by rotating it counterclockwise.
Note: Loosen or tighten the single point adjustment bolt enough to move the
17.
Important: Torque the front and rear
18.Repeat steps 9 through 13.
Pump Drive Belt Tension
Deck Belt Tension
Adjusting the Parking Brake
Service Interval: After the first 100 hours Every 500 hours thereafter
Check to make sure brake is adjusted properly. This procedure must be followed after the first 100 hours or when a brake component has been removed or replaced.
1.Drive the machine onto a level surface.
2.Disengage the blade control switch (PTO), move the motion control levers to the neutral locked position and set the parking brake.
3.Stop the engine, wait for all moving parts to stop, and remove the key.
4.Raise the back of the machine up and support the machine with jack stands.
CAUTION
Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous. The mechanical or hydraulic jacks may not be enough support or may malfunction allowing the unit to fall, which could cause injury.
Do Not rely solely on mechanical or hydraulic jacks for support. Use adequate jack stands or equivalent support.
5.Remove the rear tires from the machine.
6.Remove any debris from the brake area.
7.Rotate the drive wheel release handle to the “released” position. Refer to the Drive Wheel Release Valves section in Operation.
8.Measure the overall length of the compression spring. The correct length should be between
1
9.Hold the threaded rod end with a tool and adjust the lock nut until the spring length is between
1
42