Safety Instructions & Operator’s Manual for 21” ‘EASY LINE’ WALK BEHIND MOWERS MODELS S21 SP21 SPV21 SPV21S SPV21E MODEL NUMBER EXPLANATION S P V 21 E MODEL DESIGNATION SELF-PROPELLED VARIABLE SPEED S – ‘Easy Line’ P – Self Propelled Model OPTION DESIGNATION CUTTING WIDTH V – Variable Speed Model 21 – 21” Cutting Width S – Swivel Front Wheels E – Electric Start Thank you for buying a SNAPPER Product! Before operating your Walk Behind, read this manual carefully and pay particular attention to t
IMPORTANT SAFETY INSTRUCTIONS WARNING: This powerful cutting machine is capable of amputating hands and feet and can throw objects that can cause injury and damage! Failure to comply with the following SAFETY instructions could result in serious injury or death to the operator or other persons. The owner of the machine must understand these instructions and must allow only persons who understand these instructions to operate machine.
IMPORTANT SAFETY INSTRUCTIONS SAFE HANDLING OF GASOLINE OPERATION (Continued From Previous Page) 3. DO NOT remove fuel cap or add fuel with the engine running. Allow the engine to cool before refueling. 4. DO NOT refuel the machine indoors. 5. DO NOT store the machine or fuel container inside where there is an open flame, spark or pilot light such as on a water heater or other appliances. 6. DO NOT fill fuel containers inside a vehicle or on a truck or trailer bed with a plastic liner.
IMPORTANT SAFETY INSTRUCTIONS MAINTENANCE AND STORAGE (Continued From Previous Page) 9. Mower blades are sharp and can cut. Wrap the blades or wear heavy leather gloves and use CAUTION when handling them. 10. DO NOT test for spark by grounding spark plug next to spark plug hole; spark plug could ignite gas exiting engine. 11. Have machine serviced by an authorized SNAPPER dealer at least once a year and have the dealer install any new safety devices. 12.
TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS...................................................................... 2 - 4 TABLE OF CONTENTS......................................................................................................5 SECTION 1 - FAMILIARIZATION.......................................................................................6 SECTION 2 - OPERATING INSTRUCTIONS............................................................... 7-10 Pre-start Checklist.............................
Section 1 - FAMILIARIZATION BLADE CONTROL GROUND SPEED CONTROL (NOT ALL MODELS) IMPORTANT The figures and illustrations in this manual are provided for reference only and may differ from your specific model. Contact your Snapper dealer if you have questions. WHEEL DRIVE CONTROL (NOT ALL MODELS) ROPE START HANDLE FUEL FILLER CAP OIL FILL CAP AND DIPSTICK ENGINE PRIMER REAR HEIGHT ADJUSTMENT LATCH RECYCLING COVER FRONT HEIGHT ADJUSTMENT LATCHES FIGURE 1.1 (MODEL SPV21 SHOWN) 1.
Section 2 - OPERATING INSTRUCTIONS 2.1 PRE-START CHECK LIST Make the following checks and perform the service required before each start-up. 2.1.1. Check guards, deflectors, grass bag, adapter and covers to make sure all are in place and securely tightened. 2.1.2. Check blade control, wheel drive control, and ground speed control to insure they work freely. See Figure 2.1. 2.2 STARTING & OPERATION 2.2.1. ENGINE & BLADE 1. Push primer button three times to start a cold engine. See Figure 2.3.
Section 2 - OPERATING INSTRUCTIONS 2.2 STARTING & OPERATION 2.2.2. PROPELLING MOWER (Self Propelled Models Only) 1. Start engine. Refer to Section “Starting & Operation – Engine & Blade”. 2. Move ground speed control to the desired speed position. See Figure 2.6. 3. Squeeze wheel drive control against handle to engage wheel drive and propel mower forward. Forward speed can be adjusted while mower is moving by changing position of ground speed control. See Figure 2.6. GROUND SPEED CONTROL 2.
Section 2 - OPERATING INSTRUCTIONS WARNING EACH NOTCH RAISES CUT 0.5” 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. LATCH POSITIONS 4.2” 1.2” 2.5 CUTTING HEIGHT ADJUSTMENT 1. Pull the height adjusting latch outward and move to desired cutting height. See Figure 2.10.
Section 2 - OPERATING INSTRUCTIONS ROUTE RECOIL ROPE AROUND PULLEY 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. TOP SLOT UNDER NUT 2.6 INSTALLATION OF SIDE DISCHARGE DEFLECTOR STEP 1: Remove recycling cover. Refer to Section “Recycling Operation”.
Section 3 – MAINTENANCE 3.2.2. CHECK MOWER BLADE 1. Disconnect spark plug wire and secure end away from plug. 2. Tilt mower up on its rear wheels for access to the blade cap screw. Do not tilt mower with spark plug or carburetor down. See Figure 3.2. 3. Check torque of blade retaining cap screw. Recommended torque should be 40 ft. lbs. See Figure 3.2. 4. Check blade for sharpness, wear and damage. Refer to Section “Blade Wear Limits”. 3.
Section 3 – MAINTENANCE 7. Carefully fold the handles, “flexing” the control cables to prevent cable damage. 8. Store the mower in a shed or other dry area, protected from weather. 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.
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.
Section 4 - REPAIR & ADJUSTMENTS 3. Engage lever, and roll mower back and forth several times to ensure clutch dogs are fully engaged. With lever engaged, measure length of extended spring. Overall spring length should increase by 0.090 – 0.110” (3/32 – 7/64”). See Figure 4.5a. 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.
Section 4 - REPAIR & ADJUSTMENTS To adjust idler spring tension: Loosen outer nut on end of ground speed cable, and run inner nut in toward cable (clockwise) or out from cable (counterclockwise) by 1/2 turn increments until correct adjustments are attained. See Figure 4.6. Be sure to tighten outer nut. 3. Replace rear cover. 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.
Section 4 - REPAIR & ADJUSTMENTS 4. SINGLE SPEED MODELS a. Loosen (do not remove) engine mounting bolts securing belt guides, and swing belt guides out away from engine pulley. See Figure 4.8. b. Replace belt, noting belt routing in Figure 4.8. c. Replace belt guides, allowing approx 1/16” spacing between guides and belt. Torque engine mounting bolts to 40 ft-lbs. d. Replace blade and rear cover. 5. VARIABLE SPEED MODELS a.
Section 4 - REPAIR & ADJUSTMENTS 4.5.4. BATTERY TESTING Check the battery’s state of charge using a voltmeter. Remember to hook the positive lead to the battery’s positive terminal, and the negative lead to the negative terminal. Check reading against chart below. If voltage reads less than 12.80 volts, charge battery. Refer to Section “Battery Charging”. WARNING DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade.
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. 4.6. REAR COVER REMOVAL & INSTALLATION 1. To remove rear cover, remove six threaded fasteners securing rear cover to machine, and lift cover from machine. See Figure 4.11. Set components aside. 2.
TROUBLESHOOTING PROBLEM Engine Will Not Start Using Recoil Starter PROBABLE CAUSE CORRECTIVE ACTION 1. Fuel tank empty. 2. Engine needs priming. 3. Spark plug wire disconnected. 1. Fill fuel tank with fresh fuel. 2. Prime. Check Engine Manual for Instructions. 3. Place spark plug wire onto spark plug. Engine Will Not Start 1. Fuel tank empty. (Electric Start Models) 2. Engine needs priming. 3. Spark plug wire disconnected. 4. Wiring harness disconnected. 5. Battery dead. 1.
SERVICE SCHEDULE ITEM SERVICE PERFORMED REF.
2 YEAR LIMITED WARRANTY For two (2) years from purchase date for the original purchaser's residential, non-commercial use, SNAPPER, through any authorized SNAPPER dealer will replace, free of charge (except for taxes where applicable), any part or parts found upon examination by the factory at McDonough, Georgia, to be defective in material or workmanship or both.
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SNAPPER PRODUCT REGISTRATION FORM IMPORTANT: KEEP THIS INFORMATION FOR YOUR PERSONAL RECORDS (Complete the following information on your Snapper purchase) Model Number_____________________________________________________________ Serial Number _____________________________________________________________ Date of Purchase ___________________________________________________________ Retailer____________________________________________________________________ Retailer’s Phone Number ____________________________
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Safety Instructions & Operator’s Manual for 21” ‘EASY LINE’ WALK BEHIND MOWERS IMPORTANT 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.
