Maintenance

Servicing the Fuses

Service Interval: As required

The electrical system is protected by fuses. It requires no maintenance; however, if a fuse blows, check the component/circuit for a malfunction or short.

Fuse:

Main F1-30 amp, blade-type

Charge Circuit F2-25 amp, blade-type

1.Remove the four screws securing the control panel to the machine. Retain all fasteners

2.Lift the control pane up to access the main wiring harness and fuse block (Figure 31).

3.To replace a fuse, pull out on the fuse to remove it (Figure 31).

Figure 31

1. Main-30 amp

2. Charge circuit-25 amp

4.Return the control panel to its original position. Use the four screws removed previously to secure the panel to the machine.

Drive System Maintenance

Checking the Tire Pressure

Service Interval: Every 25 hours/Monthly (whichever comes first)

Maintain the air pressure in the front and rear tires as specified. Uneven tire pressure can cause uneven cut. Check the pressure at the valve stem (Figure 32).

Check the tires when they are cold to get the most accurate pressure reading.

Rear Tires: 13 psi (90 kPa)

Front Tires (caster wheels):

Ribbed: 13 psi (90 kPa)

Smooth: 20 psi (138 kPa)

Figure 32

1. Valve stem

Releasing the Electric Brake

Service Interval: As required

The electric brake can be release by manually rotating the link arms forward. Once the electric brake is energized the brake will reset.

To release the brake:

Figure 33

1.Brake link arm on the electric brake control module

1.Locate the shaft on the electric brake where the brake link arms are connected.

2.Rotate the shaft forward to release the brake.

Checking the Hydraulic Oil Level

Service Interval: Every 25 hours

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Exmark 4501-191 Rev.A manual Servicing the Fuses, Drive System Maintenance Checking the Tire Pressure

4501-191 Rev.A specifications

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