Exmark 4500-420, QDS manual Maintenance, Check Blower Housing/Impeller, Check Door Cloth Mesh

Models: 4500-420 QDS

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Maintenance

Maintenance

Note: Determine the left and right sides of the machine from the normal operating position.

WARNING

While maintenance or adjustments are being made, someone could start the engine. Accidental starting of the engine could seriously injure you or other bystanders.

Remove the key from the ignition switch, engage parking brake, and pull the wire(s) off the spark plug(s) before you do any maintenance. Also push the wire(s) aside so it does not accidentally contact the spark plug(s).

WARNING

The engine can become very hot. Touching a hot engine can cause severe burns.

Allow the engine to cool completely before service or making repairs around the engine area.

Recommended Maintenance Schedule(s)

Maintenance Service

Maintenance Procedure

Interval

 

 

 

 

 

• Check the blower housing/impeller.

Before each use or daily

Check door cloth mesh.

• Clean muffler and rear frame area.

 

 

• Clean rear screen in the hood.

 

 

 

Every 25 hours

Lubricate grease fittings.

 

 

 

Every 50 hours

Check condition of belt.

 

 

 

Yearly or before storage

Clean blower.

 

 

 

Periodic Maintenance

Check Blower

Housing/Impeller

Service Interval: Before each use or daily

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Inspect for wear or damage daily. Replace or repair worn parts as needed

Note: When mowing in areas with sandy soil, use low lift blades on the cutting deck and higher cutting heights to minimize wear on the blower components.

Check Door Cloth Mesh

Service Interval: Before each use or daily

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Inspect the bags for wear, tears, or damage.

WARNING

Under normal use the cloth mesh will deteriorate and wear. Objects could exit through worn cloth mesh at high speeds. Thrown objects can cause serious injury or kill you or bystanders.

Check cloth mesh frequently for tears and holes. Replace worn cloth mesh.

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Exmark 4500-420, QDS manual Maintenance, Check Blower Housing/Impeller, Check Door Cloth Mesh