Service Intervals

Servicing Your Machine


IMPORTANT: Avoid damage! Operating in extreme conditions may require more frequent service intervals: · Engine components may become dirty or plugged when operating in extreme heat, dust or other severe conditions. · Engine oil may lose efficiency if vehicle is operated constantly at slow or low engine speeds or with frequent short trips.

Please use the following timetables to perform routine maintenance on your machine.

Service Intervals

Break-In - After First 10 Hours

· Change engine oil and filter.

· Change transmission oil and filter.

· Check hydraulic pump drive belt.

· Check mower deck drive belt tension.

· Check and tighten drive wheel hardware to specification.

· Check transmission neutral adjustment.

· Check wheel bolt torque frequently.

· Check and adjust park brake.

Before Each Use

· Make sure all safety guards and shields are attached.

· Check brakes and speed control functions.

· Test safety interlock systems.

· Check engine oil level.

· Check hydraulic oil level.

· Check for fluid leaks.

· Inspect hydraulic and mower deck drive belts.

· Inspect tires and check air pressure.

· Check cutting height and deck level.

· Inspect mower blades.

· Inspect steering control linkages.

· Check and adjust park brake.

· Check control lever neutral start switches.

After Each Use

· Clean grass and debris from mower deck belt area.

· Clean debris from operator foot platform.

· Clean debris from engine air intake screens.

· Clean debris from pump cooling fins and screen.

· Fill fuel tank.

· Check for loose, missing, or damaged parts.

Every 50 Hours or Yearly

· Grease front caster spindles.

· Grease mower deck lift arm hubs.

· Grease pump idler pivot.

· Grease mower deck idler pivot.

· Grease mower deck spindles.

· Grease mower deck push arms.

· Check mower deck drive belt tension.

· Clean battery and check battery fluid level.

· Check hydraulic pump drive belt for damage or cracking.

· Check foam and paper air cleaner elements.

· Clean engine shrouds if dirty.

· Clean behind engine shrouds and exposed fins.

· Check and tighten drive wheel hardware.

· Inspect tires and check air pressure.

· Check and adjust park brake.

· If operating in extremely dirty / dusty conditions: Clean behind engine shrouds and exposed fins. Remove screws on blower fan screen and clean behind it.

Every 100 Hours

· Clean and gap spark plugs.

· Check hydraulic pump drive belt for damage or cracking.

· Change engine oil and filter.

Every 300 Hours

· Replace air cleaner elements.

· Clean and lap valve seat surface. See your John Deere dealer.

· Adjust valve clearance. See your John Deere dealer.

· Clean combustion chamber. See your John Deere dealer.

Every 500 Hours

· Adjust brakes.

· Change hydraulic oil and filter.

Every 1000 Hours

· Replace and gap spark plugs.

· Replace fuel filter if not replaced within last year.

· Inspect deck idler pivot bushing. See your John Deere dealer.

Yearly

· Change engine oil and filter at least once per season.

· Change hydraulic oil and filter at least once per season.

· Replace and gap spark plugs at least once per season.

· Replace fuel filter at least once per season.

· Clean engine cooling fins at least once per season.

· Inspect fuel lines.

As Needed

· Check tire pressure.

· Replace fuses, light bulbs, and battery.

· Check and adjust transmission neutral.

· Replace pump drive belt.

· Check and align control levers.

· Adjust control lever neutral start switches.

· Adjust park brake.

· Adjust tracking.

· Replace fuel lines.

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