Snapper 421620BVE Loss Of Traction, Blades Not Cutting, Cutting Grass, Improperly, Poor Grass

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TROUBLESHOOTING

PROBLEM

 

PROBABLE CAUSE

 

CORRECTIVE ACTION

Rider Will Not Move

1. Drive disc worn or damaged.

1.

Replace drive disc.

Loss Of Traction

2. Rubber drive disc is not tracking properly on

2. Adjust rubber drive disc.

 

 

drive disc.

 

 

 

3.

Tapered axle bolt and nut missing.

3. Replace with SNAPPER tapered bolt & nut.

 

4.

Axle bearing seized.

4.

Contact authorized SNAPPER dealer.

 

5.

Insufficient lubrication in chain case or

5.

Contact authorized SNAPPER dealer.

 

 

transmission/differential.

 

 

Blade(s) Not Cutting

1. Blade engagement lever in the “OFF” position.

1.

Move lever to the “ON” position.

 

2.

Mower belt slipping.

2.

Adjust or replace mower belt.

 

3.

Cutting blade is dull, worn or damaged.

3.

Sharpen or replace cutting blade.

Cutting Grass

1. Uneven tire pressure.

1.

Bring to proper pressure. 12 PSI front tire

Improperly

 

 

 

& 12 PSI rear tire.

 

2.

Cutting height too low or high.

2.

Adjust cutting height.

 

3.

Engine speed too slow.

3.

Move throttle control to “FAST” position.

 

4.

Forward speed too fast.

4.

Move transmission shift lever to a slower

 

 

 

 

speed.

 

5.

Terraced cut, side to side.

5.

Adjust side to side level

 

6.

Excessive deck pitch, front to rear.

6.

Adjust front to rear pitch.

 

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.

Poor Grass

1. Engine speed too slow.

1.

Move throttle control to “FAST” position.

Discharge

2. Forward speed too fast.

2.

Move transmission shift lever to a slower

 

 

 

 

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 SNAPPER 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 SNAPPER dealer.

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Contents Manual No -3543 I.R /29/00 Rear Engine Riding Mower SeriesImportant Safety Instructions Operation Table of Contents Nomenclature Control PanelIntroduction PRE-START Check List OPERATOR’S Seat Adjustment Front to Rear AdjustmentOn Next Starting & Operation Engine Electric StartEngine Manual Start Starting & OperationEngine Electric Start Wheel Drive Starting & Operation 2.3.3. Mower BladeMower Blade Stopping ENGINE, Wheel DRIVE, Blade 2.4.1. EngineDo not park the machine on slopes Cutting Height AdjustmentStopping ENGINE, Wheel DRIVE, Blade 2.4.4. Park Brake Reverse Lockout Mechanism Override Reverse Lockout MechanismService Engine AIR Cleaner Check Mower Blade Service After First 5 Hours Change Engine OILAdjusting Mower Blade Check blade for straightness. Refer to SectionService Brake / Park Brake Service After First 5 Hours 3.2.4. Check Blade Drive BeltTOP View of Belt Routing Blade BrakeBattery Fluid Level Service Every 25 Operating HoursClean Mower Deck Lubrication Grease FittingsFuel Filter Service AnnuallyEngine Removing Fuel Tank Every TWO YearsStorage OUT of Season Blade Brake Adjustment Engine Adjustments & RepairMower Drive Belt Adjustment Side To Side Levelness Mower Deck AdjustmentFront to Rear Levelness Wheel Brake Adjustment Mower Blade Replacement 4.4.1. Blade Wear Limits Belt Removal Blade Drive Belt ReplacementBlade Sharpening Belt Replacement Battery Installation Battery Battery RemovalBattery Storage Battery ServiceNEW Battery Preparation 1. Remove battery from carton Battery TestingSnapper Rear Engine Rider Accessories Stop Problem Probable Cause Corrective ActionBlades Not Cutting Loss Of TractionCutting Grass ImproperlyTo be Performed Pages Subject Service ReferenceDisclaimer of Warranty Year Limited WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Rear Engine Riding Mower Series