Troubleshooting

 

 

 

 

 

 

PROBLEM

PROBABLE CAUSE

CORRECTIVE ACTION

Rider Will Not

1. Drive disc worn or damaged.

1.

Replace drive disc. Contact authorized dealer.

 

Move Or Loss

 

 

 

 

2. Rubber drive disc is not tracking properly on

2.

Adjust rubber drive disc. Contact authorized dealer.

of Traction

drive disc.

 

 

 

(Manual Drive

 

 

 

 

 

Models)

3. Tapered axle bolt and nut missing.

3.

Contact authorized dealer.

 

 

4.

Axle bearing seized.

4.

Contact authorized dealer.

 

 

5.

Insufficient lubrication in chain case or

5.

Contact authorized dealer.

 

 

transmission/differential.

 

 

 

Rider Will Not

1. Drive belt slipping or broken.

1.

Contact authorized dealer.

 

Move Or Loss

 

 

 

 

2. Transmission problem.

2.

Contact authorized dealer.

of Traction

 

 

 

 

 

(Hydro Drive

 

 

 

 

 

Models)

 

 

 

 

 

Blade(s) Not

1. Blade control in the OFF position.

1.

Move blade control to the ON position.

 

Cutting

 

 

 

 

2. Mower belt slipping.

2.

Adjust or replace mower belt. Contact authorized

 

 

 

dealer.

 

 

3.

Cutting blade is dull, worn or damaged.

3.

Sharpen or replace cutting blade.

 

Cutting Grass

1. Uneven tire pressure.

1.

Check tire pressure and adjust as needed.

 

Improperly

 

 

 

 

 

 

2.

Cutting height too low or high.

2.

Adjust cutting height.

 

 

3.

Engine speed too slow.

3.

Move engine speed control to FAST position.

 

 

4.

Forward ground speed too fast.

4.

Adjust unit to a slower ground speed.

 

 

5.

Terraced cut, side to side.

5.

Adjust side to side leveling.

 

 

6.

Excessive deck pitch, front to rear.

6.

Adjust front to rear leveling.

 

 

7.

Cutting blade(s) dull or damaged.

7.

Sharpen cutting edges or replace blade(s).

 

 

8.

Mower belt slipping.

8.

Adjust tension or replace mower belt. Contact

 

 

 

 

authorized dealer.

 

Poor Grass

1. Engine speed too slow.

1.

Move engine speed control to FAST position.

 

Discharge

 

 

 

 

2. Forward ground speed too fast.

2.

Adjust unit to a slower ground speed.

 

3.

Grass is wet.

3.

Mow when grass is dry.

 

 

4.

Excessively dull, worn or damaged blade(s).

4.

Service mower blade.

 

 

5.

Build up of grass clippings and debris under

5.

Clean the underside of deck.

 

 

deck.

 

 

 

 

6.

Improper blade installed on deck.

6.

Install proper blades.

 

Oil Leaking

1. Leaking chain case or differential plugs.

1.

Verify plugs are not cracked & are in good shape.

 

 

 

 

Check gaskets.

 

 

2.

Leaking engine block.

2.

Contact authorized dealer.

 

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Briggs & Stratton 7800921-00, 7800918-00, 7800932-00, 7800920-00 manual Troubleshooting