Exmark 4500-645 manual Recommended Maintenance Schedules

Models: 4500-645

1 64
Download 64 pages 59.63 Kb
Page 33
Image 33

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

 

 

 

 

 

After the first 5 hours

Change the engine oil.

 

 

 

• Check the wheel hub slotted nut torque specifications.

After the first 100 hours

Check the wheel lug nuts.

 

• Check the park brake adjustment.

 

 

 

• Check the engine oil level.

 

Check the mower blades.

 

• Check the safety interlock system.

 

• Check the rollover protections systems (roll bar) knobs.

 

• Check the seat belt.

Before each use or daily

Check for loose hardware.

 

Check the LPG tank and components.

 

• Clean the engine and exhaust system area.

 

• Clean the hydro fan cooling guards.

 

• Clean the grass and debris build-up from the machine and cutting deck.

 

• Clean the grass build-up from under the cutting deck.

 

 

 

Every 40 hours

Check the entire LPG fuel delivery system.

 

 

 

• Check the hydraulic oil level.

Every 50 hours

Check the tire pressures.

 

• Check the condition of the belts.

 

 

 

• Change the engine oil. (May need more often under severe conditions.)

Every 100 hours

Lubricate the deck lift pivots.

 

• Remove the engine shrouds and clean the cooling fins.

 

 

Every 200 hours

• Lubricate the brake handle pivot.

• Check the spark plugs.

 

 

 

 

• Replace the primary air cleaner element — check secondary air cleaner element; replace if

Every 250 hours

 

dirty. (May need more often under severe conditions. See the Engine Owner’s Manual for

 

 

additional information.)

 

 

 

33

Page 33
Image 33
Exmark 4500-645 manual Recommended Maintenance Schedules