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SECTION III
MAINTENANCE
BEFORE PERFORMING ANY MAINTENANCE, TURN OFF ENGINE, REMOVE KEY AND DISCONNECT SPARK
PLUGS. USE EXTREME CARE WHEN WORKING ON MACHINERY. DO NOT WEAR WATCH OR JEWELRY. DO
NOT WEAR LOOSE FITTING CLOTHES, AND OBSERVE ALL COMMON SAFETY PRACTICES WITH TOOLS.
CAUTION
MAINTENANCE SCHEDULE
SERVICE WHEN
Check crankcase oil level_______________________________________________________before each use
Check air intake screen__________________________________________________________after each use
Clean grass from under deck _____________________________________________________after each use
Check tire pressure ____________________________________________________________every 10 hours
Sharpen mower blades _________________________________________________________every 10 hours
Clean air filter element ___________________________________________________________every 8 hours
Check 20W50 motor oil
in hydrostatic system ___________________________________________________________every 10 hours
Check drive belts ______________________________________________________________every 50 hours
(20 hr break-in)
Grease blade spindles __________________________________________________________every 50 hours
Grease front wheels ____________________________________________________________every 50 hours
Grease caster wheel pivots ______________________________________________________every 50 hours
Grease pusher bar pivots________________________________________________________every 50 hours
Change engine every 50 hours
crankcase oil and filter ________________________________________________________(5 hrs break-in)
Change hydrostatic oil filter (See your Bush Hog Dealer)
Important: Substitution of an improper filter will cause every 500 hours
hydrostatic failure which will not be covered under warranty_____________________(50 hrs break-in)
Replace air
filter element ____________________________________________________________annually or 500 hours
Check spark plugs________________________________________________________annually or 100 hours
Service battery___________________________________________________________annually or 500 hours
Perform these maintenance procedures more frequently under extremely dusty, dirty conditions.
Replace decals when illegible. Write parts dept. for free replacement.
WARNING: Make sure seat frame retention click-pins are in place after lifting seat pan for service.
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IMPORTANT:
BEFORE PERFORMING ANY SERVICE, MAINTENANCE OR REPAIR ON THE ENGINE, REFER TO THE
RESPECTIVE ENGINE MANUFACTURERS’ MANUAL FOR SPECIFIC INFORMATION CONCERNING YOUR
PARTICULAR BRAND OF ENGINE.