Exmark 4500-689 Cleaning, Clean Engine and Exhaust System Area, Service Interval Every 100 hours

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Cleaning

Maintenance

Figure 27

1.	More traction applied as	4.	Position C–Most Severe
	bolt moves down
2.	Position A–Normal	5.	Front of Unit
	Conditions

3.Position B–More Severe

Cleaning

Clean Engine and Exhaust System Area

Service Interval: Before each use or daily (May be required more often in dry or dirty conditions.)

CAUTION

Excessive debris around engine cooling air intake and exhaust system area can cause engine and exhaust system area to overheat which can create a fire hazard.

Clean all debris from engine and exhaust system area.

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Clean all debris from rotating engine air intake screen, around engine shrouding, and exhaust system area.

3.Wipe up any excessive grease or oil around the engine and exhaust system area

Remove Engine Shrouds and Clean Cooling Fins

Service Interval: Every 100 hours

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Remove cooling shrouds from engine and clean cooling fins. Also clean dust, dirt, and oil from external surfaces of engine which can cause improper cooling.

3.Make sure cooling shrouds are properly reinstalled. Operating the engine without cooling shrouds will cause engine damage due to overheating.

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Contents METRO For Serial Nos 920,000 & HigherCALIFORNIA Proposition 65 Warning All Rights ReservedIntroduction Model No Serial NoContents Safety SafetySafety Alert Symbol ALERT! YOUR SAFETY IS INVOLVEDKeep face away from nozzle and gas tank/container opening DANGERAvoid prolonged breathing of vapors Keep away from eyes and skin Never siphon by mouthAllow engine parts, especially the muffler, to cool before touching OperationSlope Operation Remove accumulated debris from muffler and engine areaMow across slopes, never up and down Maintenance and StorageDo Not mow slopes when grass is wet Do Not mow near drop-offs or near waterSafety and Instructional Decals 103-2076 103-2244 1-403143 98-5954 103-1623103-1798 103-2245103-1967 117-2718 103-562648 inch Deck Units Only Pistol Grip Units OnlySafety Interlock System SpecificationsSpecifications Model NumbersTorque Requirements DimensionsCurb Weight Cutting DeckControls Product OverviewOperation OperationThrottle Control “Off-Run” SwitchChoke Control Drive LeversOpen the Fuel Shut-Off Valve Pre-StartOperating Instructions Starting the EngineFor Pistol Grip Handles Driving the MachineDrive Lever/Neutral Lock/Park Brake Latch Operation For ECS HandlesTransporting Keep feet and legs out from under the unit when loading and unloadingIf necessary, use assistance when loading Changing GearsRecommended Maintenance Schedules MaintenanceMaintenance Service Interval As required Periodic MaintenanceService Interval Before each use or daily Check Engine Oil LevelSERVICE DEALER Check Safety Interlock SystemService Air Cleaner Check for Loose HardwareNote See chart for service intervals Service Interval After the first 5 hoursService Interval Every 40 hours Change Engine OilCheck Spark Plugs Service Interval Every 160 hoursService Interval Every 500 hours Change Fuel FilterCopper-Based Anti-seize Thread Locking AdhesivesMobil HTS Grease Or Food-Grade Anti-seize Dielectric GreaseAdjustments Adjusting the Cutting HeightAdjusting the Axle Position Adjusting the Number of Spacers below Caster Support Hub Adjusting the Cutting Height with Blade SpacersEngine to Mower Deck Belt AdjustmentWheel Drive Belt Pulley Scrapers Transmission BeltBlade Brake Adjustment Check belt tension after the first hour of operationShown with Blades Disengaged Belt Guide AdjustmentBrake and Wheel Drive Linkage Adjustment 48 inch Belt Guide Location Viewed from underneath the deckLeft Side Shown Shifter Lever Adjustment Handle Height Adjustment Shifter Detent AdjustmentPTO Safety Switch Adjustment Wheel Drive Spring Tension AdjustmentRemove Engine Shrouds and Clean Cooling Fins CleaningClean Engine and Exhaust System Area Clean all debris from engine and exhaust system areaWaste Disposal Clean Debris From MachineClean Grass Build-Up Under Deck Motor Oil DisposalTroubleshooting TroubleshootingCutting blades is/are bent or unbalanced Schematics SchematicsInstructions for Obtaining Warranty Service Exmark Commercial Turf Equipment2 Year Limited Warranty Owner’s ResponsibilitiesPage Date Service RecordService Done By Description of Work DonePage This page may be copied for personal use OUT-FRONT RIDING ACCESSORIES AND OPTIONS SEE EXMARK’S COMPLETE LINE OF ACCESSORIES AND OPTIONSMID-MOUNT RIDING ACCESSORIES AND OPTIONS WALK-BEHIND ACCESSORIES AND OPTIONS