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Safety Instructions & Operator’s Manual for
21” STEEL DECK
WALK MOWERS
SERIES 12
ELECTRIC START
MODELS
PROPELLED MODELS
P216012E
FRP216012E
NFRP216012E
MODEL NUMBER EXPLANATION
N F R P 21 60 12 E
MODEL DESIGNATION ENGINE OPTIONS
SELF-PROPELLED SERIES DESIGNATION
CUTTING WIDTH ENGINE HORSE POWER
N – California Model F – Flange Deck
R – Recycling Mower P – Self-Propelled Mower
21 – 21” Cutting Width
60 – 6.0 HP (Engine Horse Power)
12 - Series Designat
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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 OPERATION MAINTENANCE AND STORAGE 1. DO NOT put hands or feet near or under rotating 1. DO NOT store mower or fuel container inside parts. Keep clear of discharge area while engine is where fumes may reach an open flame, spark or running. pilot light such as in a water heater, furnace, 2. STOP engine when crossing gravel drives, walks, or clothes dryer or other gas appliance. Allow roads, and under any conditions where thrown engine to cool before storing
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TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS...............................................2&3 TABLE OF CONTENTS ............................................................................ 4 SECTION 1 - FAMILIARIZATION.............................................................. 5 SECTION 2 - OPERATING INSTRUCTIONS......................................... 6-9 Pre-start Checklist...............................................................................................6 S
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Section 1 - FAMILIARIZATION WHEEL DRIVE CONTROL ENGINE SPEED CONTROL SYMBOLS BLADE CONTROL “FAST” GROUND SPEED CONTROL ELECTRIC START SWITCH “SLOW” ENGINE SPEED CONTROL UPPER HANDLE ROPE START HANDLE KNOB GRASS BAG CONNECTOR MID HANDLE PRIMER GRASS BULB BAG OIL FILL CAP AND DIPSTICK KNOB LOWER FUEL HANDLE FILLER CAP MOWER REAR HEIGHT DECK ADJUSTMENT LATCH FRONT HEIGHT ADJUSTMENT LATCH CATCHER MODEL SHOWN (ROPE START ENGINE AIR MOUNTED ON LEFT SIDE BREATHER
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Section 2 - OPERATING INSTRUCTIONS 2.1 PRE-START CHECK LIST 2.1.7. 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 MOVE GROUND CATCHER MODEL SHOWN (ROPE START 2.2 STARTING & OPERATION (Continued) SPEED CONTROL MOUNTED ON LEFT SIDE OF HANDLE) TO DESIRED 2.2.2. ENGINE & BLADE POSITION (Primer Models) (Recoil Start) (FAST) SIX SPEED If the battery is dead or too weak to crank engine use POSITION the recoil backup. When using the recoil to start the engine, leave the key switch in the “RUN” position and pull the blade control up against the handle before pulli
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Section 2 - OPERATING INSTRUCTIONS 2. Move engine speed control to “FAST” (Rabbit) WARNING position. DO NOT attempt any maintenance, adjustments or 3. Move ground speed control to slowest speed setting. service with engine and blade running. STOP engine 4. Proceed mowing slowly. If grass is very dense, and blade. Disconnect spark plug wire and secure lower each rear wheel latch one notch lower than the away from spark plug. Engine and components are front wheel latches to improve re
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Section 2 - OPERATING INSTRUCTIONS 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. WARNING 2.8 INSTALLATION of GRASS CATCHER DO NOT operate without entire Grass Catcher or Install grass catcher by sliding connector over flange guard in pla
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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 SNAPPER replacement parts only. Contact a local 1. Remove transmission fill plug. Roll machine SNAPPER dealer for parts and service assistance. forward or backward while looking down into plug For the correct part or information for a particular hole. mower, always mention model and serial number. 2. If liquid grease IS NOT visible on the input gear
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Section 3 - MAINTENANCE 3.2.4 CHECK ENGINE DRIVE BELT 3.2.2. CHECK GREASE LEVEL IN TRANSMISSION 1. Visually check engine drive belt for cracking, NOTE: Do not spill grease or oil on surface of drive fraying, severed or belt strands exposed. If worn or disc. See Figure 3.3. damaged, replace belt before operating mower. 3. Reinstall transmission plug. 4. Check grease level after each 25 hours of 3.2.5 CHECK TRANSMISSION POLY-V BELT operation. 1. Visually check poly-v belt for cra
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Section 4 - REPAIR & ADJUSTMENTS 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. Replace with new blade. service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure WARNING away from spark plug. Engine and components are DO NOT use a cutting blade that shows signs of HOT. Avoid serious burns, allow sufficie
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Section 4 - REPAIR & ADJUSTMENTS CLUTCH CABLE WARNING VINYL SPRING COVER DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine 1/16” TO 1/8” CLUTCH CABLE and blade. Disconnect spark plug wire and secure CLEARANCE EYE UPPER away from spark plug. Engine and components are SPRING SPRING HOOK HOT. Avoid serious burns, allow sufficient time for all LOWER components to cool. SPRING 4. Sharpen blade on a grinding wheel at an angle of 2
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Section 4 - REPAIR & ADJUSTMENTS WARNING DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine USE NEEDLE and blade. Disconnect spark plug wire and secure NOSE PLIERS 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 DISC SERVICE If the mower does not propel itself properly, See Figure 4.6. Check for the following problems:
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Section 4 - REPAIR & ADJUSTMENTS WARNING 1/8” MEASUREMENT TO OUTSIDE EDGE OF DRIVE DISC DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure SLIDE DRIVEN DISC DRIVE ASSEMBLY away from spark plug. Engine and components are DISC TOWARD OUTSIDE HOT. Avoid serious burns, allow sufficient time for EDGE all components to cool. 4.3.3. DRIVEN DISC ADJUSTMENT TRANSFER (Continued From Pre
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Section 4 - REPAIR & ADJUSTMENTS 4.3.5. Replacing Bearing In Driven Disc Assembly WARNING If the driven disc bearing fails, remove the driven DO NOT attempt any maintenance, adjustments or disc assembly and replace bearing as follows: service with engine and blade running. STOP engine 1. Remove snap ring. See Figure 4.14. and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are THRUST PLATE SHIM HOT. Avoid serious burns, allow sufficient ti
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Section 4 - REPAIR & ADJUSTMENTS 4.4. BELT SERVICE WARNING On these mowers, the engine belt transmits power DO NOT attempt any maintenance, adjustments or from engine to drive disc. The drive disc powers the service with engine and blade running. STOP engine poly-v belt which engages the transmission that powers and blade. Disconnect spark plug wire and secure the rear wheels. Should these belts become worn, they could cause slippage which would impair mower away from spark plug. Eng
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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 IDLER components to cool. SPRING RIGHT WHEEL BRACKET 4.4.1. Engine Drive Belt Replacement (Continued from Previous Page) PULL SPRING DRIVE THROUGH LARGE DISC HOLE & HOOK INTO SMALL H
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Section 4 - REPAIR & ADJUSTMENTS 4.5.2. BATTERY SERVICE WARNING 1. Remove battery. DO NOT attempt any maintenance, adjustments or 2. Place battery in a well ventilated area on a level surface. service with engine and blade running. STOP engine 3. Using distilled water, refill cells as required to and blade. Disconnect spark plug wire and secure cover cell plates of which can also be visualized away from spark plug. Engine and components are through the plastic battery case. HOT. A
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Section 4 - REPAIR & ADJUSTMENTS 4.5.4. BATTERY TESTING Battery Condition Chart State of Charge Syringe Hydrometer Digital Voltmeter Five Ball Hydrometer 100% Charged w/ Sulfate Stop 1.280 12.80v Five Balls Floating 100% Charged 1.265 12.60v Four Balls Floating 75% Charged 1.210 12.40v Three Balls Floating 50% Charged 1.160 12.10v Two Balls Floating 25% Charged 1.120 11.90v One Ball Floating 0% Charged Less than 1.100 Less than 11.80v Zero Balls Floating
