Bush Hog HDE-3 Series, Operator'S Manual, Page: 69 / 102

MAINTENANCE
MAINTENANCE
HDE-3 ZT 05/19 Maintenance Section 6-1
© 2019 Alamo Group Inc.
Maintenance Service Maintenance Procedure
Interval
After the first 8 hours • Change the engine oil and oil filter.
• Check the torque on the wheel lug nuts.
After the first 50 hours • Change the hydraulic system filter and oil.
Before each use or daily • Check the safety system.
• Check the engine oil level.
• Check the seat belt.
• Check the rollover protection system (ROPS) knobs.
• Clean the engine screen.
• Inspect the blades.
• Clean the Zero Turn Mower deck.
Every 25 hours • Check the hydraulic oil level in the expansion tank.
Every 50 hours • Grease the Zero Turn Mower deck idler arm.
• Grease Blade Spindles. (5 Shots)
• Grease Idler Pivot Point.
• Inspect the mower belt and hydrostat drive belt for cracks and wear.
• Lubricate the deck lift pivots.
Every 100 hours • Change the engine oil (more often in dirty or dusty conditions).
• Check, clean and gap the spark plug.
• Check and clean engine cooling fins and shrouds.
• Grease the front caster pivots (more often in dirty or dusty conditions).
• Lubricate the caster wheel hubs.
• Check and Clean Spark Arrestor.
Every 200 hours • Change the engine oil filter.
Every 250 hours • Replace the primary air filter (more often in dusty or sandy conditions).
• Check the safety air filter.
Every 400 hours • Change the hydraulic system filter and oil.
Every 500 hours • Replace the safety air filter.
• Replace the fuel filter (more often in dirty or dusty conditions).
• Adjust the caster pivot bearing.
• Check the electric clutch.
Monthly • Check the battery charge.
Yearly • Check the torque on the wheel lug nuts.
Before placing in storage • Paint chipped surfaces.
• Check all maintenance procedures listed above before storage.
• Clean The Underside of the mowing deck.
Recommended Regular Maintenance Schedule