Snapper 421620BVE important safety instructions Problem Probable Cause Corrective Action, Stop

Page 28

TROUBLESHOOTING

PROBLEM

 

PROBABLE CAUSE

 

CORRECTIVE ACTION

Engine Will Not

1.

Fuel tank empty.

1.

Fill fuel tank with fresh fuel to proper level.

Start Using

2.

Engine needs choking.

2.

Move choke control to “CHOKE” position.

Recoil Starter

3.

Spark plug wire disconnected.

3.

Place spark plug wire onto spark plug.

 

4.

Faulty parking brake, blade or ignition switch.

4.

Contact authorized SNAPPER dealer.

 

5.

Park brake not engaged.

5.

Engage park brake.

 

6.

Ignition is in the OFF position.

6.

Turn ignition switch to the RUN position.

Engine Will Not

1.

Fuel tank empty.

1.

Fill fuel tank with fresh fuel to proper level.

Start Using

2.

Engine needs choking.

2.

Move choke control to “CHOKE” position.

Electric Starter

3.

Spark plug wire disconnected.

3.

Place spark plug wire onto spark plug.

 

4.

Faulty parking brake, blade or ignition switch.

4.

Contact authorized SNAPPER dealer.

 

5.

Park brake not engaged.

5.

Engage park brake.

 

6.

Blown Fuse.

6.

Replace with new 20 AMP fuse.

 

7.

Faulty interlock module.

7.

Contact authorized SNAPPER dealer.

 

8.

Ignition is in the OFF position.

8.

Turn ignition switch to the START position.

 

9.

Battery is weak or dead.

9. Charge or replace with new battery.

 

10. Battery cables loose, broken disconnected or

10. Clean and connect battery cables. If

 

 

corroded.

 

broken, replace with new battery cables.

 

11. Faulty electric starter or starter solenoid.

11. Contact authorized SNAPPER dealer.

 

12. Starter cable loose, broken or disconnected

12. Connect starter cable. If broken, replace

 

 

 

 

with new starter cable.

 

13. Electrical wiring harness disconnected or broken.

13. Connect or replace with new wiring harness.

Engine Stalls After

1.

Operator not in seat.

1.

Sit in operator’s seat.

Running

2.

Choke control in the “CHOKE” position.

2.

Move choke control to “OFF” position.

 

3.

Fuel tank empty.

3.

Fill fuel tank with fresh fuel to proper level.

 

4.

Engine air pre-cleaner and or air cleaner dirty.

4.

Clean free of all debris.

 

5.

Spark plug defective or gap set improperly.

5.

Service spark plug.

 

6.

Fuel filter restricted.

6.

Replace fuel filter.

 

7.

Water, debris or stale fuel in fuel system.

7. Drain and clean fuel system.

Engine Loses

1.

Excessive load on engine.

1.

Lessen load.

Power

2.

Engine air pre-cleaner or air cleaner dirty

2.

Clean or replace filters.

 

3.

Spark plug faulty.

3.

Service spark plug.

 

4.

Water, debris or stale fuel in fuel system.

4. Drain and clean fuel system. Replace filter.

 

5.

Debris build up on engine cooling screen.

5. Clean all debris from engine cooling screen.

Engine Backfires

1. Throttle control set too “FAST”.

1.

Set throttle control to “SLOW” and allow

When Turned To

 

 

 

engine to idle. Then, turn key to “OFF”.

“STOP”

 

 

 

 

Excessive Vibration

1. Damaged, out of balance or bent mower blades.

1.

Service mower blade(s).

 

2.

Loose blade components.

2.

Service and tighten loose parts.

 

3.

Loose or missing air lift (if equipped).

3.

Replace air lifts. Tighten to proper torque.

 

4.

Lumpy or frayed belt

4.

Replace belt.

 

5.

Bent Idler, stationary or spindle pulley

5.

Replace pulley.

(Trouble Shooting Continued on Next Page)

28

Image 28
Contents Rear Engine Riding Mower Series Manual No -3543 I.R /29/00Important Safety Instructions Operation Table of Contents Introduction Control PanelNomenclature OPERATOR’S Seat Adjustment Front to Rear Adjustment PRE-START Check ListStarting & Operation Engine Electric Start On NextEngine Electric Start Starting & OperationEngine Manual Start Starting & Operation 2.3.3. Mower Blade Wheel DriveStopping ENGINE, Wheel DRIVE, Blade 2.4.1. Engine Mower BladeStopping ENGINE, Wheel DRIVE, Blade 2.4.4. Park Brake Cutting Height AdjustmentDo not park the machine on slopes Reverse Lockout Mechanism Reverse Lockout Mechanism OverrideService After First 5 Hours Change Engine OIL Service Engine AIR Cleaner Check Mower BladeAdjusting Mower Blade Check blade for straightness. Refer to SectionService After First 5 Hours 3.2.4. Check Blade Drive Belt Service Brake / Park BrakeTOP View of Belt Routing Blade BrakeService Every 25 Operating Hours Battery Fluid LevelClean Mower Deck Lubrication Grease FittingsEngine Service AnnuallyFuel Filter Storage OUT of Season Every TWO YearsRemoving Fuel Tank Mower Drive Belt Adjustment Engine Adjustments & RepairBlade Brake Adjustment Mower Deck Adjustment Side To Side LevelnessFront to Rear Levelness Wheel Brake Adjustment Mower Blade Replacement 4.4.1. Blade Wear Limits Blade Sharpening Blade Drive Belt ReplacementBelt Removal Belt Replacement Battery Battery Removal Battery InstallationBattery Service Battery StorageNEW Battery Preparation 1. Remove battery from carton Battery TestingSnapper Rear Engine Rider Accessories Problem Probable Cause Corrective Action StopLoss Of Traction Blades Not CuttingCutting Grass ImproperlySubject Service Reference To be Performed PagesYear Limited Warranty Disclaimer of WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Rear Engine Riding Mower Series