Great Dane GDRZ52-25KHE Lawn Mower User Manual


 
Service Intervals - 23
SERVICE INTERVALS
Service Intervals
Servicing Your Machine
Please use the following timetables to perform routine
maintenance on your machine.
NOTE: The following initial break-in items must be
performed and verified to validate the warranty (dealer
service invoice accepted).
Break-In (After First 8 Hours of Operation)
Change engine oil and filter.
Check drive belt tension.
Check mower deck drive belt tension (48-, 52- and 61-Inch
Mower Deck).
Check engine-to-deck drive belt tension (72-Inch Mower
Deck).
Check spindle drive belt tension (72-Inch Mower Deck).
Check transmission neutral adjustment.
Check wheel nut torque.
Check and adjust (as needed) park brake.
Remove debris from the underside of the mower deck.
Every 25 Hours or Weekly (Whichever Comes
First)
Grease mower deck thrust arms (two places).
Grease spindle bearings (three places).
Grease traction drive belt tension arm.
Grease mower deck drive belt tension arm.
Grease engine-to-deck drive belt tension arm (72-Inch
Mower Deck).
Grease HOC shafts (four places).
Lubricate spindle drive belt tension arm (72-Inch Mower
Deck).
Lubricate front caster wheels (Chariot LX).
Lubricate front caster wheel spindles.
Remove debris from the underside of the mower deck.
Every 50 Hours or Weekly (Whichever Comes
First)
Change engine oil and filter. See the engine manufacturer’s
owner’s manual provided with your machine for the
complete procedure.
Grease caster wheel spindle bearings (two places).
Grease mower deck thrust arms (two places).
Remove debris from the underside of the mower deck.
Check drive belt tension.
Check tire pressure.
Clean engine air filter.
Check wheel nut torque.
Every 160 Hours or Monthly (Whichever
Comes First)
Check transmission oil level.
Lubricate mower deck idler pulley pivots (three places).
Lubricate seat platform hinges (two places)
Lubricate pump control arms (five places).
Lubricate control lever pivot shafts (two places).
Lubricate throttle cable.
Lubricate choke control cable (Carbureted Engines Only).
Annually
Inspect all spindle bearings (6). Replace as needed.
Inspect all mower deck idler pulleys (3). Replace as
needed.
Remove and inspect caster wheel roller bearings; clean
and pack with grease. Replace as needed.
Remove and inspect caster pivot bearings; clean and pack
with grease. Replace as needed.
Inspect drive belts. Replace as needed. Run-in and adjust
tension.
Clean power unit.
Change hydraulic oil and filter (annually or 500 hours
whichever comes first).
Check all bolts and nuts; tighten as needed.
Remove battery. Clean battery and holder.
Replace spark plugs.
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 and spark plugs may lose efficiency if
vehicle is operated constantly at slow or low engine
speeds or with frequent short trips.