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Safety Instructions & Operator’s Manual for
SCRAMBLER
HYDRO DRIVE
SERIES 5
MODELS
YZ18425BVE
YZ20485BVE
MODEL NUMBER EXPLANATION
Y Z 18 42 5 B V E
MODEL DESIGNATION ENGINE OPTIONS
DRIVE SYSTEM TYPE ENGINE TYPE
ENGINE HORSE POWER ENGINE MODEL
CUTTING WIDTH SERIES DESIGNATION
Y – SCRAMBLER 18 – 16 HP Engine 42 - 42” Cutting Deck 5 - Series Designation B - Briggs Engine V – Over Head Valve
Z – Zero Turning Radius 20 – 20 HP Engine 48 - 48” Cutting
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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 PREPARATION OPERATION (Continued From Previous Page) 1. Mount and dismount machine from left side. 7. Keep people and pets out of mowing area. 2. Start engine from operator's seat, if possible. Immediately STOP blades, STOP engine, and Make sure blades are OFF and parking brake is STOP machine if anyone enters the area. set. 8. Check shields, deflectors, switches, blade 3. DO NOT leave machine with engine running. controls and other safety devices fr
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IMPORTANT SAFETY INSTRUCTIONS MAINTENANCE 1. DO NOT store machine or fuel container inside where fumes may reach an open flame, spark or pilot light such as in a water heater, furnace, clothes dryer or other gas appliance. Allow engine to cool before storing machine in an enclosure. Store fuel container out of the reach of children in a well ventilated, unoccupied building. 2. Keep engine free of grass, leaves or excess grease to reduce fire hazard and engine
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TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS........................................................................ 2-4 TABLE OF CONTENTS......................................................................................................5 SECTION 1 - FAMILIARIZATION.......................................................................................6 SECTION 2 - OPERATING INSTRUCTIONS............................................................... 7-10 Pre-start Checklist ..........
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Section 1 - FAMILIARIZATION PARKING BRAKE BRAKE RELEASE OPERATOR’S BUTTON SEAT CONTROL PANEL: ENGINE SPEED JOYSTICK ENGINE CHOKE CONTROL BLADE SWITCH HANDLE KEY SWITCH DECK LIFT HANDLE DISCHARGE IMPORTANT! The figures and illustrations in DEFLECTOR this manual are provided for reference only and may differ from your specific model. Contact your Snapper dealer if you have questions. FIGURE 1.1 1.1 INTRODUCTION 1.2 NOMENCLATURE This manual has been prepa
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Section 2 - OPERATING INSTRUCTIONS 2.1.5. Clean exterior surfaces of cutting deck and 2.1 PRE-START CHECK LIST engine of any accumulation of dirt, grass, oil, etc. Make the following checks and perform the service Keep engine air intake screen and cooling fins clear required before each start-up. at all times. 2.1.1. Check tires and add or release air as needed 2.1.6. Add fuel to tank of the SCRAMBLER outside to bring pressure to 12 P.S.I. in front and 12 P.S.I. in where fumes can
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Section 2 - OPERATING INSTRUCTIONS IMPORTANT: This SCRAMBLER is equipped with hydrostatic drive. The forward, rearward and steering movement of the machine is controlled by a joystick lever. Joystick operations should be performed only from the operator’s position in the seat. A small movement of the joystick can cause the machine to move instantly. Move joystick very JOYSTICK IN NEUTRAL carefully and slowly. POSITION START 1. Always move the joystick to the center position to
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Section 2 - OPERATING INSTRUCTIONS 2.2.2. MOWER BLADE 2.3 STOPPING 1. With engine running, move engine speed control 2.3.1. ENGINE to the Rabbit or “Fast” position. 1. Stop engine by turning key to the “STOP” 2. Pull the blade switch out into the “ON” position position. See Figure 2.8. to engage the mower blades. See Figure 2.7. MOVE ENGINE MOVE ENGINE SPEED CONTROL SPEED CONTROL FORWARD, PULL FORWARD, PULL BLADE SWITCH BLADE SWITCH OUT AND OUT
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Section 2 - OPERATING INSTRUCTIONS 2.3.5. CUTTING HEIGHT ADJUSTMENT 2.4 SAFETY INTERLOCK SYSTEM CHECKS This machine has seven different cutting height This machine is equipped with an electrical safety positions. IMPORTANT: When positioning the interlock system that is provided for the safety of the operator and others. All safety devices must be in place cutting deck into a higher cutting position, pull up on the deck lift handle only, it is not necessary to and functioning properly bef
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Section 3 - MAINTENANCE 3.2.2. SERVICE ENGINE AIR CLEANER 3.1 INTRODUCTION The engine is equipped with a dual element air To retain the quality of the SCRAMBLER, use genuine cleaner. Both the foam pre-cleaner and cartridge SNAPPER replacement parts only. Contact a local require service. Refer to Engine Owner's Manual SNAPPER dealer for parts and service assistance. For for recommended service procedures. the correct part or information for a particular mower, always mention the m
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Section 3 - MAINTENANCE 3.2.4. CHECK MOWER DRIVE BELT a. 20 Hp Engines: Change air filter. Remove 1. Footrest/Floor pan Removal bolts that secure air cleaner cover. See Figure 3.4. a. Pull deck lift handle to highest cutting position. IMPORTANT: When cover is removed, you are See Figure 3.3. viewing the carburetor side of the air filter, which will b. Remove the two knobs that secure the rear of the appear clean. Remove filter and pre-cleaner for floor pan. inspection. c. Remove t
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Section 3 - MAINTENANCE 3.3 SERVICE EVERY 25 OPERATING HOURS c. Reinstall air cleaner cover. Insert tabs located at 3.3.1. ENGINE the bottom of the cover into corresponding slots in 5. Air Filter engine cover. Position cover and engage latch over c. Reinstall air cleaner cover. Insert tabs located cover and rotate and push down to lock. on the engine cover into corresponding slots in air 3.3.2. MOWER COMPONENTS cleaner cover. IMPORTANT: The yellow tabs must 1. Mower Drive Belt be
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Section 3 - MAINTENANCE WARNING ACCESS HOLE FRONT STRUCTURE DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. LUBRICATE PIVOT Remove spark plug wire from spark plug and secure SHAFTS wire away from spark plug. Engine and components can be extremely hot. Avoid burns by allowing engine and components sufficient time to cool. 5. Mower Blade Spindle - Lubrication b. 42” Deck spindle assemblies
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Section 3 – MAINTENANCE 3.4 SERVICE - ANNUALLY 3.5 STORAGE (OUT OF SEASON) Perform all maintenance as described in the maintenance If desired, the SCRAMBLER can be stored on the rear schedule. bumper. Perform the following procedures to insure the 3.4.1. Engine SCRAMBLER will operate properly when taken out of Service engine according to engine owner’s manual. storage. 3.5.1. Thoroughly clean the SCRAMBLER by 3.4.2. Air Filter removing all grass clippings and debris. Refer to
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Section 4 - ADJUSTMENTS & REPAIR SPINDLE PULLEY SPINDLE PULLEY WARNING DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug. Engine and components IDLER PULLEY can be extremely hot. Avoid burns by allowing STATIONARY PULLEY engine and components sufficient time to cool. 4.1 ENGINE ADJUSTMENTS & REPAIR 42” DECKS ELECT
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Section 4 - ADJUSTMENTS & REPAIR 4.2.5. BLADE BRAKE WARNING The blade switch engages the electric clutch when pulled out to the “ON” position. When the blade DO NOT attempt any adjustments, maintenance or switch is in the “ON” position the cutting blade(s) service with the engine or blade running. STOP are engaged. The blade switch disengages the blade. STOP engine. Set brake. Remove key. electric clutch when the blade switch is pushed in to Remove spark plug wire from spark plug an
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Section 4 - ADJUSTMENTS & REPAIR 1. Place SCRAMBLER on a smooth level WARNING surface. 2. Remove footrest/floor pan assembly. DO NOT attempt any adjustments, maintenance or 3. Rotate outside blades so tips are pointed to the service with the engine or blade running. STOP front and rear of deck. Measure the distance from blade. STOP engine. Set brake. Remove key. blade tips to floor. The distance should be the Remove spark plug wire from spark plug and secure same, or the rear 1/4”
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Section 4 - ADJUSTMENTS & REPAIR f. Loosen the shoulder bolt that retains the WARNING eccentric. DO NOT attempt any adjustments, maintenance or g. Turn eccentric “UP” or “DOWN” as required service with the engine or blade running. STOP until blade tips are within 1/8” of the same blade. STOP engine. Set brake. Remove key. distance from the floor. See Figure 4.7. Remove spark plug wire from spark plug and secure h. Tighten shoulder bolt loosened in Step “f”. wire away from spark pl
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Section 4 - ADJUSTMENTS & REPAIR ADJUSTING WARNING NUT DO NOT ADJUST DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug. Engine and components can be extremely hot. Avoid burns by allowing TIMING engine and components sufficient time to cool. ROD 4.2.9. MOWER DECK ADJUSTMENT (LEVELNESS) (Continued From Previous Page)
