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Safety Instructions & Operator’s Manual for
21” STEEL DECK
WALK MOWERS
“M” MODEL
SERIES 17
MODELS
PUSH PROPELLED
MODEL MODEL
MR216017B MRP216017B
MR216017BV MRP216017BV
WMR216017B WMRP216017B
WMR216017BV MRP216517B
MR216517B
MODEL NUMBER EXPLANATION
M R P 21 60 17 BV
MODEL DESIGNATION ENGINE TYPE
SELF-PROPELLED SERIES DESIGNATION
CUTTING WIDTH ENGINE HORSE POWER
M – Model Designation P – Self Propelled Model 17 - Series Designation
W – Model Design
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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. Each person operating the machine must be of sound mind
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IMPORTANT SAFETY INSTRUCTIONS SAFE HANDLING OF GASOLINE OPERATION (Continued From Previous Page) (Continued From Previous Column) 3. DO NOT remove fuel cap or add fuel with the 9. DO NOT leave the machine with the engine engine running. Allow the engine to cool before running. STOP BLADE and STOP ENGINE refueling. before leaving the operators position for any 4. DO NOT refuel the machine indoors. reason. 5. DO NOT store the machine or fuel container 10. Before cleaning, repairing or i
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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.
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TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS.............................................. 2 - 4 TABLE OF CONTENTS ............................................................................ 5 SECTION 1 - FAMILIARIZATION.............................................................. 6 SECTION 2 - OPERATING INSTRUCTIONS....................................... 7-11 Pre-start Checklist......................................................................................................7
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Section 1 - FAMILIARIZATION GROUND FAST SPEED CONTROL SLOW UPPER HANDLE WHEEL DRIVE CONTROL ROPE START BLADE HANDLE CONTROL KNOB MID-HANDLE BRIGGS & STRATTON ENGINE TECUMSEH ENGINE PRIMER BULB – PRIMER BULB – KNOB LOCATED AT FRONT OF ENGINE LOCATED ON RIGHT SIDE REAR HEIGHT OF ENGINE ADJUSTMENT LEVER LOWER OIL FILL CAP HANDLE & DIPSTICK FUEL FILLER CAP MUFFLER REAR WHEEL MOWER DECK ENGINE AIR FILTER COVER RECYCLING FRONT WHEEL DECK COVER FRONT HEI
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Section 2 - OPERATING INSTRUCTIONS 2.1 PRE-START CHECK LIST 2.1.6. Clean exterior surfaces of cutting deck and Make the following checks and perform the service engine of any accumulation of spilled fuel, dirt, grass, required before each start-up. oil, etc. Keep engine air intake screen and cooling 2.1.1. Check guards, deflectors, grass bag, adapter fins clear at all times. and covers to make sure all are in place and securely tightened. 2.2 STARTING & OPERATION 2.2.1. ENGINE & BLADE
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Section 2 - OPERATING INSTRUCTIONS 2.2 STARTING & OPERATION HIGHER LOWER WARNING HANDLE Stop engine and mower blade by releasing the blade control before adjusting ground speed. 2.2.2. PROPELLING MOWER (Self Propelled Model Only) 1. Stop engine and mower blade by releasing LOWER the blade control before adjusting ground speed. Move ground speed control to the desired speed position. See Figure 2.4. LOOSEN LOWER NUTS ON EACH 2. Start engine. Refer to Section “Starting &
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Section 2 - OPERATING INSTRUCTIONS INSTALLATION of RECYCLING PLUG WARNING (Optional Accessory on Some Models) DO NOT attempt any maintenance, adjustments or STEP 1: Once adapter has been installed, recycling may service with engine and blade running. STOP engine be desired. Insert recycling plug completely and securely and blade. Disconnect spark plug wire and secure into adapter. Install grass bag. See Figure 2.8. away from spark plug. Engine and components are HOT. Avoid serious
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Section 2 - OPERATING INSTRUCTIONS B. Position grass bag between handles. See Figure WARNING 2.12. Install grass bag by sliding connector over flange DO NOT attempt any maintenance, adjustments or of adapter. Attach grass bag hooks over middle handle service with engine and blade running. STOP engine cross bar. See Figure 2.13. and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are LOWER HANDLES HOT. Avoid serious burns, allow sufficient ti
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Section 2 - OPERATING INSTRUCTIONS WARNING SLIDE INSTALL DISCHARGE DEFLECTOR DO NOT attempt any maintenance, adjustments or DEFLECTOR SLOT 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. 2.10 INSTALLATION of DISCHARGE DEFLECTOR (Optional Accessory On Some Models) Install discharge
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Section 3 - MAINTENANCE 3.1 INTRODUCTION 3.2.2. CHECK GREASE LEVEL IN TRANSMISSION To retain the quality of the mower, use genuine 1. Remove transmission fill plug. See Figure 3.2. SNAPPER replacement parts only. Contact a local 2. If liquid grease IS NOT visible on the input gear (the SNAPPER dealer for parts and service assistance. small gear below the plug hole), add an amount, to For the correct part or information for a particular cover gear, of Snapper “00” grease. See Figure 3.
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Section 3 - MAINTENANCE 3.2.2. CHECK GREASE LEVEL IN TRANSMISSION 3.2.4. CHECK ENGINE DRIVE BELT 1. Visually check engine drive belt for cracking, NOTE: Do not spill grease or oil on surface of drive disc. fraying, severed or belt strands exposed. If worn or See Figure 3.3. damaged, replace belt before operating mower. 3. Reinstall transmission plug. 3.2.5. CHECK TRANSMISSION POLY-V BELT 4. Check grease level after each 25 hours of 1. Visually check poly-v belt for cracking,
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Section 4 - ADJUSTMENTS & REPAIR 2. Replace the blade if it is badly chipped, bent, WARNING noticeably out of balance or has cracks or notch in DO NOT attempt any maintenance, adjustments or either tip. See Figure 4.1 & 4.2. Replace with new service with engine and blade running. STOP engine blade. and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are WARNING HOT. Avoid serious burns, allow sufficient time for all DO NOT use a cutting blad
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Section 4 - ADJUSTMENTS & REPAIR WARNING CLUTCH CABLE DO NOT attempt any maintenance, adjustments or VINYL SPRING COVER service with engine and blade running. STOP engine CLUTCH and blade. Disconnect spark plug wire and secure 1/16” TO 1/8” CABLE EYE CLEARANCE away from spark plug. Engine and components are UPPER HOT. Avoid serious burns, allow sufficient time for all SPRING HOOK SPRING components to cool. LOWER SPRING 4. Sharpen blade on a grinding wheel at an angle of 22
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Section 4 - ADJUSTMENTS & REPAIR WARNING DO NOT attempt any maintenance, adjustments or USE NEEDLE service with engine and blade running. STOP engine NOSE PLIERS and blade. Disconnect spark plug wire and secure TO INSTALL away from spark plug. Engine and components are DRIVE SPRING HOT. Avoid serious burns, allow sufficient time for all components to cool. 4.3 DRIVEN AND DRIVE DISC SERVICE If the mower does not propel itself properly, See Figure 4.6. Check for the following pro
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Section 4 - ADJUSTMENTS & REPAIR WARNING DO NOT attempt any maintenance, adjustments or 1/8” MEASUREMENT TO SLIDE DRIVEN service with engine and blade running. STOP engine OUTSIDE EDGE OF DISC ASSEMBLY and blade. Disconnect spark plug wire and secure DRIVE DISC TOWARD away from spark plug. Engine and components are OUTSIDE EDGE DRIVE HOT. Avoid serious burns, allow sufficient time for DISC all components to cool. 4.3.3. DRIVEN DISC ADJUSTMENT (Continued From Previous P
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Section 4 - ADJUSTMENTS & REPAIR 4.3.5. Replacing Bearing In Driven Disc Assembly WARNING IMPORTANT: The bearing, on these “M” series DO NOT attempt any maintenance, adjustments or machines, is staked into the thrust plate. The bearing will have to be driven out with a mallet and a large punch. A service with engine and blade running. STOP engine new bearing with four retaining screws will have to be and blade. Disconnect spark plug wire and secure purchased to replace existing bearin
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Section 4 - ADJUSTMENTS & REPAIR 4.4 BELT SERVICE WARNING On self-propelled mowers, the engine belt transmits DO NOT attempt any maintenance, adjustments or power from engine to drive disc. The drive disc powers service with engine and blade running. STOP engine the poly-v belt, which engages the transmission that and blade. Disconnect spark plug wire and secure powers the rear wheels. Should these belts become worn, they could cause slippage which would impair away from spark plug.
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Section 4 - ADJUSTMENTS & REPAIR 9. Loop the belt around the pulley on the bottom of WARNING the drive disc. DO NOT attempt any maintenance, adjustments or 10. Reinstall drive disc and retaining hardware. service with engine and blade running. STOP engine IMPORTANT: 1) The square shoulder of the drive and blade. Disconnect spark plug wire and secure disc bolt must fit into the square hole of the away from spark plug. Engine and components are bushing. 2) The square end of bushing m
