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 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 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 dealer.

 

 

 

 

 

 

 

8.

Ignition is in the OFF position.

 

8.

Turn ignition switch to the START position.

 

 

 

 

 

4.

Water, debris or staleReproductionfuel in fuel system. 4. Drain and clean fuel system. Replace filter.

 

9.Battery is weak or dead.

 

9.

Charge or replace with new battery.

 

 

 

 

 

10. Battery cables loose, broken disconnected or

10. Clean and co

ect battery cables. If broken, replace

 

corroded.

 

with new battery cables.

 

 

 

 

 

 

11. Faulty electric starter or starter solen

id.

11. Contact auth

r zed dealer.

 

 

 

 

12. Starter cable loose, broken or disconnected.

12. Connect s ar er cable. If broken, replace with new

 

 

 

 

starter able.

 

 

for

 

13. Electrical wiring harness disc nnec ed 13. Conne t or replace with new wiring harness.

 

broken.

 

 

 

 

 

 

 

 

 

 

Engine Stalls

1.

Operator not in seat.

 

1.

Sit in operator’s seat.

After 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 di ty.

4.

Clean free of all debris.

 

 

 

 

 

 

 

5.

Spark plug defective or gap set im

e ly.

5.

Service spark plug.

 

 

 

 

 

 

 

6.

Fuel filter restricted.

 

6.

Replace fuel filter.

 

 

 

 

 

 

7.

Water, debris or stale fu l in fu l 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.

 

 

 

 

 

 

 

 

 

 

 

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 engine to idle.

When Turned To

 

 

 

Then, turn key to “OFF”.

“STOP”

 

 

 

 

 

 

 

 

 

 

Excessive

1.

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

Service mower blade(s).

Vibration

 

 

 

 

 

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.

 

 

 

 

 

 

 

 

32

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Snapper 7800785, 7800784, 7800786, 7800787 manual Troubleshooting

7800787, 7800786, 7800784, 7800785 specifications

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