Exmark 850 manual Check Engine Oil Level, Check Mower Blades, Replacing the Discharge Deflector

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Maintenance

Periodic Maintenance

Check Engine Oil Level

Service Interval: Before each use or daily

1.Stop engine and wait for all moving parts to stop. Make sure unit is on a level surface.

2.Check with engine cold.

3.Clean area around dipstick. Remove dipstick and wipe oil off. Reinsert the dipstick and push it all the way down into the tube. Do Not screw into place. Remove the dipstick and read the oil level.

4.If the oil level is low, wipe off the area around the oil fill cap, remove cap and fill to the “FULL” mark on the dipstick. Use oil as specified in Engine Owner’s Manual. Do Not overfill.

Important: Do Not operate the engine with the oil level below the “LOW” (or “ADD”) mark on the dipstick, or over the “FULL” mark.

Check Mower Blades

Service Interval: Before each use or daily

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

2.Lift deck and secure in raised position as stated in the Clean Grass Build-Up Under Deck procedure.

3.Inspect blades and sharpen or replace as required.

4.Re-install the blades (if they were removed) and torque blade bolts to 75-80 ft-lb (102-109 N-m). Be sure the spring disc washer cone is installed toward the bolt head (see Figure 8).

Figure 8

1.Spring disc washer (cone towards bolt head)

2.Blade bolt torque to 75-80 ft-lb (102-109 N-m).

Replacing the Discharge Deflector

Service Interval: As required

DANGER

An uncovered discharge opening could allow the lawn mower to throw objects in the operator’s or bystander’s direction and result in serious injury. Also, contact with the blade could occur.

Never operate the lawn mower unless you install a mulch plate, discharge deflector, or grass collection system.

1.To remove a damaged or worn discharge deflector, lift the leg of the spring with the loop out of the notch in the discharge deflector and slide the rod out of the discharge deflector brackets, and discharge deflector.

2.To install new discharge deflector, orient the spring on the rod as shown in Figure 9. Slide the rod through the front discharge deflector bracket, discharge deflector, and rear deflector bracket.

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Contents Metro California Introduction Contents Safety Safety Alert SymbolSafe Operating Practices TrainingSafety Operation Slope OperationMaintenance and Storage Safety and Instructional Decals 403143 98-5954 103-1623 117-2718 103-5626 Systems SpecificationsModel Numbers Dimensions Torque RequirementsProduct Overview OperationControls Operator Presence Control OPC LeversOff-Run Switch Choke ControlThrottle Control Drive LeversPre-Start Operating Instructions Driving the Machine For ECS HandlesTransporting a Unit TransportingChanging Gears Maintenance Recommended Maintenance SchedulesReplacing the Discharge Deflector Check Engine Oil LevelCheck Mower Blades Check for Loose Hardware Check Safety Interlock SystemService Air Cleaner Change Engine Oil Check Tire PressuresCheck Condition Of Belts Lubricate Grease FittingsCheck Spark Plugs Change Fuel FilterThread Locking Adhesives Mobil HTS Grease Or Food-Grade Anti-seizeCopper-Based 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 SpacersAdjustment Wheel Drive Belt Pulley ScrapersEngine to Mower Deck Belt Transmission BeltBlade Brake Adjustment Inch Deck Shown for Reference OnlyBelt Guide Adjustment Brake and Wheel Drive Linkage AdjustmentLeft Side Shown Shifter Lever Adjustment Right Side of Unit ShownShifter Detent Adjustment PTO Safety Switch AdjustmentHandle Height Adjustment Wheel Drive Spring Tension AdjustmentClean Engine and Exhaust System Area Remove Engine Shrouds and Clean Cooling FinsClean Debris From Machine Clean Grass Build-Up Under DeckWaste Disposal Motor Oil DisposalTroubleshooting Problem Possible Cause Corrective ActionTroubleshooting Schematics Exmark Commercial Turf Equipment Page Page Service Record Date Description of Work Done Service Done ByThis page may be copied for personal use See EXMARK’S Complete Line of Accessories and Options
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