Maintenance Schedule: Navigator®
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LUBRICATION CHART
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After the first 5 hours
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After the first 100 hours
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- Check the wheel hub locknuts torque specification.
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Check the wheel lug nut torque specification.
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After the first 250 hours
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Change the hydraulic filter.
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Before each use or daily
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- Check the engine oil level.
- Check the safety interlock system.
- Check for loose hardware.
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Remove accumulated debris from engine (see cleaning section.)
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Every 40 hours
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- Check the hydraulic oil level.
- Check the tire pressures.
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Check the condition of the belts.
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Every 50 hours
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Service the air cleaner. (May need more often under severe conditions. See the Engine
Owner’s Manual for additional information.)
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Every 80 hours
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Remove engine shrouds and clean cooling fins (see cleaning section.)
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Every 100 hours
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Change the engine oil. (May need more often under severe conditions.)
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Every 160 hours
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- Lubricate the brake handle pivot.
- Lubricate the brake rod bushings.
- Lubricate the steering linkage rod ends.
- Lubricate hopper actuator
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Check the spark plugs.
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Every 500 hours
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- Check the wheel hub locknuts torque specification.
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Check the wheel lug nut torque specification.
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Monthly
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Check the battery charge.
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Yearly
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- Lubricate
- Grease fittings.
- Lubricate the caster wheel hubs.
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Change the hydraulic filter.
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Recommended Maintenance Schedule(s) Navigator CD Deck
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After the first 50 hours
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Change oil in all three gearbox housings. Add oil as needed until level with oil
drain plug.
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Before each use or daily
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- Check the mower blades.
- Check for loose hardware.
- Grease the front caster wheel hub.
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Clean the grass build-up from under the deck.
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Every 40 hours
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- Check the condition of the belts.
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Grease the drive shaft.
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Every 100 hours
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- Change oil in all three gearbox housings. Add oil as needed until level with oil
drain plug. thereafter
- Grease the deck flip-up.
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Grease the pivot arm tubes.
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Yearly
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- Grease the front caster pivots.
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Lubricate the caster wheel hubs.
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Note: Our operator’s manual details the steps and procedures for the above
items.
To download the
operator’s manual, please click here.
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