Exmark Diesel manual Pump Drive Belt Tension, Pump Drive Belt Replacement, Alternator Belt Tension

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Maintenance

Adjustments

Note: Disengage PTO, shut off engine, wait for all moving parts to stop, engage parking brake, and remove key before servicing, cleaning, or making any adjustments to the unit.

Pump Drive Belt Tension

Self-tensioning - No adjustment necessary.

Pump Drive Belt

Replacement

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

2.Remove pump drive belt.

3.Route new belt onto sheaves as shown in the decal located on the right hand side of the left hood support (see Figure 12).

Figure 12

Alternator Belt Tension

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

2.Tilt seat forward and raise hood.

3.To tighten alternator belt, loosen both upper and lower alternator mounting bolts. Rotate alternator out, away from engine and re-tighten hardware to secure in place.

4.When properly tensioned, the alternator belt will deflect 1/4–3/8 inches (7-9 mm) while applying 22 pounds of force to the belt midway between alternator and crankshaft pulley.

Park Brake Adjustment

Check to make sure brake is adjusted properly.

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

2.Tilt seat forward and raise hood.

3.Pull the brake lever up into the engaged position.

4.Locate the park brake spring assembly (see Figure 13). There should be a gap of 1/8 inch (3 mm) between the yoke and thin nyloc nut on the brake bolt. If necessary, rotate the thin nyloc nut to obtain the 1/8 inch gap.

Figure 13

1.

Park brake engaged

3.

Thin nyloc nut

2.

Yoke

4.

1/8 inch (3 mm) gap

 

 

 

between nut and yoke.

5.Disengage the park brake. Measure the length of the park brake spring. The spring should measure 2 1/2 inches (6.4 cm) (see Figure 14).

Figure 14

1.

Yoke

3.

2 1/2 inches (6.4 cm)

2.

Park brake spring

4.

Thin nyloc nut

 

 

 

 

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Contents Frontrunnertm California Introduction Contents Safety Alert Symbol SafetySafe Operating Practices TrainingOperation Slope Operation Using the Rollover Protection System Rops Maintenance and Storage Safety and Instructional Decals 103-1636 103-5881 103-7218 107-2102 107-2112 109-2355 109-2356 109-7949 19426-87881 109-2698 Specifications Model NumbersSystems Hydrostatic Ground Drive System Tires & WheelsCutting Deck Torque Requirements DimensionsProduct Overview OperationControls Hydraulic Lift Switch PTO Engagement SwitchCoolant Temperature Gauge Coolant Temperature LightOperating Instructions Pre-StartRaise the Rollover Protection System Rops Starting the EngineDisengaging the PTO Engaging the PTOStopping the Engine Driving the MachineTransporting a Unit TransportingLoading a Unit Recommended Maintenance Schedules MaintenanceCheck Engine Coolant Level Check Engine Oil LevelChange Engine Coolant Check Battery ChargeEngine must initiate shutdown Check Safety Interlock SystemService Air Cleaner Check Rollover Protections Systems Roll Bar PinsCheck Seat Belt Check for Loose HardwareCheck Auxiliary Hydraulic Oil Level Check Hydraulic Oil LevelCheck Tire Pressures Check Condition Of BeltsLubricate Rear Caster Wheel Hubs Lubricate Grease FittingsLubricate Brake Rod Bushings Lubricate Brake Handle PivotLubricate Motion Control Bronze Bushings Lubricate Motion Control ShaftChange Fuel Filter Lubricate Steering Linkage Rod EndsDrain Water from Fuel Tank Change Hydraulic System FilterCheck Wheel Hub Locknuts Fuel Tank Mounting Hardware SpecificationsThread Locking Adhesives Dielectric GreasePark Brake Adjustment Pump Drive Belt ReplacementPump Drive Belt Tension Alternator Belt TensionMotion Control Linkage Adjustment Weight Transfer Spring Adjustment Reverse Indicator AdjustmentRight-Hand Side of Unit Shown Rear Caster Pivot Bearings Pre-Load AdjustmentBattery Disposal Clean Engine Cooling SystemWaste Disposal Motor Oil DisposalProblem Possible Cause Corrective Action TroubleshootingTroubleshooting Electrical Diagram SchematicsHydraulic Diagram Year Limited Warranty Exmark Turf Equipment Page See EXMARK’S Complete Line of Accessories