Snapper C216012RV, GP215512KWV, GP216512RV important safety instructions Repair & Adjustments

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Section 4 - REPAIR & ADJUSTMENTS

Section 4 - REPAIR & ADJUSTMENTS

WARNING

DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool. Wear heavy leather gloves when handling or working around cutting blades. Blades are extremely sharp and can cause severe injury.

4.1 MOWER BLADE REPLACEMENT 4.1.1. STANDARD BLADE WEAR LIMIT

1.Inspect blade frequently for signs of excessive wear or damage. See Figure 4.1.

NEW BLADE

WEAR LIMIT (NOTCH STARTS)

DANGEROUS

CONDITION !

DO NOT USE ON

MOWER !

REPLACE WITH NEW

BLADE.

FIGURE 4.1

2.Replace the blade if it is badly chipped, bent, noticeably out of balance or has cracks or notch in either tip. See Figure 4.1. Replace with new blade.

WARNING

DO NOT use a cutting blade that shows signs of excessive wear or damage. Refer to Section “MOWER BLADE REPLACEMENT” for proper blade inspection and service procedures.

4.1.2. BLADE SHARPENING

1.Disconnect spark plug wire and secure end away from plug.

2.Tilt mower up on its rear wheels. Do not tilt mower with spark plug or carburetor down.

3.Remove blade. See Figure 4.2.

MAKE SURE THAT

BLADE HUB IS

SEATED

BLADE BETWEEN

HUBFLANGES

FLANGE

BLADE

CONE WASHER (Concave Side Up)

CAPSCREW

FIGURE 4.2

4.Sharpen blade on a grinding wheel at an angle of 22 to 28 degrees. DO NOT sharpen blade beyond original cutting edge. See Figure 4.3.

DO NOT SHARPEN

BEYOND ORIGINAL

CUTTING EDGE

22-28º

BLADE TIP

END VIEW OF

BLADE ASSEMBLY

ORIGINAL CUTTING EDGE

FIGURE 4.3

5.Check blade for balance. If necessary, correct balance by grinding heavy end of blade.

6.Reinstall blade. See Figure 4.1. Check torque of blade retaining cap screw. Recommended torque should be 30 to 40 ft. lbs.

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Contents Safety Instructions & Operator’s Manual for 21” STEEL DECKWALK MOWERS COMMERCIAL MODEL SERIES PUSHIMPORTANT SAFETY INSTRUCTIONS PROTECTION FOR CHILDRENSLOPE OPERATION PREPARATIONMAINTENANCE AND STORAGE OPERATIONTABLE OF CONTENTS Section 1 - FAMILIARIZATION FIGURE1.1 INTRODUCTION 1.2 NOMENCLATURESection 2 - OPERATING INSTRUCTIONS 2.1PRE-STARTCHECK LIST2.2STARTING & OPERATION 2.2.1. ENGINE & BLADE 2.5CUTTING HEIGHT ADJUSTMENT 2.4 HANDLE HEIGHT ADJUSTMENT2.3 STOPPING 2.6RECYCLING OPERATION - OPTIONAL ACCESSORY Section 3 - MAINTENANCE 3.1INTRODUCTIONROBIN ENGINES KAWASAKI ENGINESSection 3 – MAINTENANCE 3.3 SERVICE - ANNUALLY Section 4 - REPAIR & ADJUSTMENTS 4.2WHEEL DRIVE CONTROL ADJUSTMENT 4.3DRIVEN DISC SERVICEContinued on next page FIGURE 4.3.1. Cleaning Drive Disc & Driven Disc 4.3.4. Replacing Driven Disc Rubber Ring Section 4 - REPAIR & ADJUSTMENTS 4.3.6. Replacement Of Bearing On Pulley End Of Section 4 - REPAIR & ADJUSTMENTS TROUBLESHOOTING PROBLEMPROBABLE CAUSE CORRECTIVE ACTIONSERVICE SCHEDULE MAINTENANCE PARTS3 YEAR LIMITED WARRANTY PRIMARY MAINTENANCE PRIMARY MAINTENANCE PRIMARY MAINTENANCE PRIMARY MAINTENANCE SERVICE NOTES SERVICE NOTES Snapper products are built using engines that meet or exceed all applicable emissions requirements on the date manufactured. The labels on those engines contain very important emissions information and critical safety warnings. Read, Understand, and Follow all warnings and instructions in this manual, the engine manual, and on the machine, engine and attachments. If you have any questions about your Snapper product, contact your local authorized Snapper dealer or contact Snapper Customer Service at Snapper, McDonough, GA. 30253. Phone:
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