Exmark 4500-996 Rev A manual Troubleshooting, Problem, Possible Cause, Corrective Action

Page 43
see Drive Wheel Release Valves section

 

 

 

 

Troubleshooting

 

 

 

 

 

 

Problem

 

Possible Cause

 

Corrective Action

 

 

 

 

 

 

 

Engine loses power

1.

Engine load is excessive

1.

Reduce the ground speed.

 

 

2.

Air cleaner is dirty.

2.

Clean or replace the air cleaner element.

 

 

3.

Oil level in the crankcase is low.

3.

Add oil to the crankcase.

 

 

4.

Cooling fins and air passages for the

4.

Remove the obstructions from the cooling

 

 

 

engine are plugged.

 

fins and air passages.

 

 

5.

Dirt in fuel filter.

5.

Replace the fuel filter.

 

 

6.

Dirt, water, or stale fuel is in the fuel

6.

Contact an Authorized Service Dealer.

 

 

 

system.

 

 

 

 

 

 

 

 

 

Mower pulls left or right (with levers fully

1.

Tire pressure in drive tires not correct.

1.

Adjust tire pressure in the drive tires.

 

forward)

 

 

 

 

 

 

 

 

 

 

 

Machine does not drive

1.

Drive release handle not in “operating”

1.

Position handle in “operating” position;

 

 

 

position.

 

see Drive Wheel Release Valves section

 

 

 

 

 

in Operation.

 

 

2.

Drive or pump belt is worn, loose or

2.

Change the belt.

 

 

 

broken.

 

 

 

 

3.

Drive or pump belt is off a pulley.

3.

Change the belt.

 

 

4.

Broken or missing idler spring.

4.

Replace the spring.

 

 

5.

Hydraulic fluid level is low or too hot.

5.

Add hydraulic fluid to reservoir or let it

 

 

 

 

 

cool down.

 

 

 

 

 

 

 

Uneven cutting height.

1.

Blade(s) not sharp.

1.

Sharpen the blade(s).

 

 

2.

Cutting blade(s) is/are bent.

2.

Install new cutting blade(s).

 

 

3.

Mower deck is not level.

3.

Level mower deck from side-to-side and

 

 

 

 

 

front-to-rear.

 

 

4.

Underside of mower is dirty.

4.

Clean the underside of the mower.

 

 

5.

Tire pressure in drive tires not correct.

5.

Adjust tire pressure in the drive tires.

 

 

6.

Blade spindle bent.

6.

Contact an Authorized Service Dealer.

 

 

7.

Tips of adjacent blades are at an uneven

7.

Replace blades, spindles and (or) check

 

 

 

cutting height. Blades tips should be even

 

for damage to mower deck.

 

 

 

within 3/16 inch which is approximately

 

 

 

 

 

one blade thickness.

 

 

 

 

 

 

 

 

 

Abnormal vibration

1.

Cutting blade(s) is/are bent or unbalanced.

1.

Install new cutting blade(s).

 

 

2.

Blade mounting bolt is loose.

2.

Tighten the blade mounting bolt.

 

 

3.

Engine mounting bolts are loose.

3.

Tighten the engine mounting bolts.

 

 

4.

Loose engine pulley, idler pulley, or blade

4.

Tighten the appropriate pulley.

 

 

 

pulley.

 

 

 

 

5.

Engine pulley is damaged.

5.

Contact an Authorized Service Dealer.

 

 

6.

Blade spindle is bent.

6.

Contact an Authorized Service Dealer.

 

 

 

 

 

 

 

Blades do not rotate.

1.

Drive belt is worn, loose or broken.

1.

Check the belt tension.

 

 

2.

Deck belt is worn, loose or broken.

2.

Install new deck belt.

 

 

3.

Deck belt is off pulley.

3.

Install belt on clutch and deck pulleys,

 

 

 

 

 

idlers, and tensioning idler per routing

 

 

 

 

 

decal on deck.

 

 

4.

Broken or missing idler spring.

4.

Replace the spring.

 

 

5.

Drive belt not routed correctly.

5.

Refer to belt routing decal on deck.

 

 

 

 

 

 

 

43

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Contents For Serial Nos 312,000,000 & Higher PIONEER E-SERIESAll Rights Reserved CALIFORNIA Proposition 65 WarningModel No Serial No IntroductionContents ALERT! YOUR SAFETY IS INVOLVED SafetySafety Alert Symbol SafetyKeep away from eyes and skin Never siphon by mouth DANGERAvoid prolonged breathing of vapors Keep face away from nozzle and gas tank/container openingRemove accumulated debris from muffler and engine area OperationSlope Operation Allow engine parts, especially the muffler, to cool before touchingLower the roll bar only when absolutely necessary Using the Rollover Protection System ROPSMaintenance and Storage Do Not mow slopes when grass is wetVentilate when charging or using battery in an enclosed space Keep sparks, flames, or cigarettes away from batteryDo Not swallow electrolyte Use cardboard or paper, not your hands, to find hydraulic leaks Safety and Instructional Decals 109-6014 107-2102116-4465 PTO Switch Symbols116-6363 116-4308116-4430 109-6016Reverse Model Numbers SpecificationsSpecifications Safety Interlock SystemCutting Deck Tires & WheelsSeat Hydrostatic Ground Drive SystemOverall Width DimensionsCurb Weight Torque RequirementsMotion Control Levers Product OverviewControls OperationHour Meter Ignition SwitchThrottle Control Brake LeverDrive Wheel Release Valves PTO Engagement SwitchDo Not tow machine Transport Lock Pre-StartOperating Instructions Deck Lift PedalStarting the Engine Open the Fuel Shut-Off ValveEngaging the PTO Driving the Machine Use caution when making turnsDisengaging the PTO Stopping the EngineDriving in Reverse Adjusting the Cutting HeightDo Not drive a unit on a public street or roadway Adjusting the Anti-Scalp RollersTransporting Transporting a UnitLoading a Unit Use extreme caution when operating a unit on a rampRecommended Maintenance Schedules MaintenanceMaintenance Service Interval Before each use or daily Periodic MaintenanceCheck Battery Charge Recommended Jump Starting ProcedureShield the eyes and face from the batteries at all times Do Not jump start a weak battery if these conditions existCheck Mower Blades Batteries contain acid and produce explosive gases1. Spindle 2. Blade 3. Blade drive washer Check Safety Interlock SystemSERVICE DEALER 4. Blade bolt washer assembly - Torque to 50-60 ft-lbCheck Seat Belt Service Air CleanerService Interval After the first 5 hours Check Rollover Protections Systems Roll Bar KnobsCheck Tire Pressures Service Interval Every 50 hoursNote See chart for service intervals Service Interval Every 200 hoursChange Hydraulic System Filter and Fluid Service Interval Every 500 hoursService Interval After the first 100 hours Replace Emissions Air Intake FilterCopper-Based Anti-seize Do Not refuel or run engine unless spark arrester is installedCheck Spark Arrester if equipped Thread Locking AdhesivesBlade Slope AdjustmentsAdjusting the Blade Slope Deck LevelingPump Drive Belt Tension Adjusting the Parking BrakeDeck Belt Tension Adjusting the height Motion Control Handle AdjustmentAdjusting the Tilt Motion Control Linkage Adjustment Full Forward Tracking Adjustment8. Tighten nuts Adjusting the Seat Ride SuspensionElectric Clutch Adjustment No adjustment necessaryClean Hydro Fan Cooling Fins CleaningClean Engine and Exhaust System Area Remove Engine Shrouds and Clean Cooling Finsrecycling center or according to your state and local regulations Battery DisposalTroubleshooting TroubleshootingCutting blades is/are bent or unbalanced see Drive Wheel Release Valves sectionSchematics SchematicsElectrical Diagram Electrical Logic Schematic General Warranty Conditions and Products Covered Pioneer E-Series Turf Equipment1 Year Limited Commercial Warranty 4 Year or 500 Hours Limited Consumer WarrantyPage Page Description of Work Done Service RecordService Done By DatePage This page may be copied for personal use WALK-BEHIND ACCESSORIES AND OPTIONS SEE EXMARK’S COMPLETE LINE OF ACCESSORIES AND OPTIONSMID-MOUNT RIDING ACCESSORIES AND OPTIONS OUT-FRONT RIDING ACCESSORIES AND OPTIONS
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