Snapper YZ18425BVE, YZ20485BVE Safety Instructions & Operator's Manual
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Snapper YZ18425BVE, YZ20485BVE Safety Instructions & Operator's Manual

Hydro drive series 5
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MODEL DESIGNATION
DRIVE SYSTEM TYPE
ENGINE HORSE POWER
CUTTING WIDTH
Y – SCRAMBLER
Z – Zero Turning Radius
Thank you for buying a SNAPPER Product! Before operating your SCRAMBLER, read this manual carefully and
pay particular attention to the "IMPORTANT SAFETY INSTRUCTIONS" on Pages 2 - 4. Remember that all power
equipment can be dangerous if used improperly. Also keep in mind that SAFETY requires careful use in
accordance with the operating instructions and common sense!
COPYRIGHT © 2003
SNAPPER PRODUCTS INC.
ALL RIGHTS RESERVED
Safety Instructions & Operator's Manual for
MODEL NUMBER EXPLANATION
Y
Z
18
18 – 16 HP Engine
42 - 42" Cutting Deck
20 – 20 HP Engine
48 - 48" Cutting Deck
SCRAMBLER
42
5
B
5 - Series Designation

HYDRO DRIVE

SERIES 5
MODELS
YZ18425BVE
YZ20485BVE
V
E
ENGINE OPTIONS
ENGINE TYPE
ENGINE MODEL
SERIES DESIGNATION
B - Briggs Engine
V – Over Head Valve
E - Electric Start
MANUAL No. 7-5556 (I.R. 8/06/03)

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Summary of Contents for Snapper YZ18425BVE, YZ20485BVE

  • Page 1: Hydro Drive

    Z – Zero Turning Radius 20 – 20 HP Engine Thank you for buying a SNAPPER Product! Before operating your SCRAMBLER, read this manual carefully and pay particular attention to the “IMPORTANT SAFETY INSTRUCTIONS” on Pages 2 - 4. Remember that all power equipment can be dangerous if used improperly.

  • Page 2: Important Safety Instructions

    If you have any questions pertaining to your machine which your dealer cannot answer to your satisfaction, call or write the Customer Service Department at SNAPPER, McDonough, Georgia 30253. Phone: (1-800-935-2967).

  • Page 3: Safe Handling Of Gasoline

    14. Exercise CAUTION when pulling loads. Limit loads to those you can safely control and attach loads to hitch plate as specified with SNAPPER attachment instructions. 15. On slopes, the weight of the towed equipment may cause loss of traction and loss of control.
  • Page 4 14. Have machine serviced by an authorized SNAPPER dealer at least once a year and have the dealer install any new safety devices. 15. Use only genuine SNAPPER replacement parts...

  • Page 5: Table Of Contents

    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 ... 7-8 Rolling Machine w/o Engine Running ...7 Starting & Stopping Engine, Propelling Mower ... 8-9 Starting & Stopping Mower Blades ...9 Starting &...

  • Page 6: Section 1 - Familiarization

    Study these manuals before operating and keep both handy for future reference. For the nearest SNAPPER dealer in your area, check the yellow pages under the heading LAWN MOWERS. For engine parts and service, look for the engine manufacturer’s dealers under the...

  • Page 7: Section 2 - Operating Instructions

    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 tires and add or release air as needed to bring pressure to 12 P.S.I. in front and 12 P.S.I. in rear tires.

  • Page 8: Starting & Stopping Engine, Propelling Mower

    Section 2 - OPERATING INSTRUCTIONS IMPORTANT: This SCRAMBLER is equipped with hydrostatic drive. forward, steering movement of the machine is controlled by a joystick lever. Joystick operations performed only from the operator’s position in the seat. A small movement of the joystick can cause the machine to move instantly.

  • Page 9: Starting & Stopping Mower Blades

    Blades must stop rotating in 5 seconds or less after blades have been turned off. DO NOT operate machine until blade brake has been repaired and functioning properly. Contact your SNAPPER dealer for assistance. 2.3.4. PARKING BRAKE 1. Manually position joystick in the neutral position.

  • Page 10: Section 2 - Operating Instructions

    Perform the following interlock system checks periodically during the operating season. Contact your authorized Snapper dealer if you have questions. DO NOT operate machine if any safety interlock or safety device is not in place and functioning properly.

  • Page 11: Section 3 - Maintenance

    3.1 INTRODUCTION To retain the quality of the SCRAMBLER, use genuine SNAPPER replacement parts only. SNAPPER dealer for parts and service assistance. For the correct part or information for a particular mower, always mention the model and serial number. 3.2 SERVICE - AFTER FIRST 5 HOURS...

  • Page 12: Check Mower Drive Belt

    Section 3 - MAINTENANCE 3.2.4. CHECK MOWER DRIVE BELT 1. Footrest/Floor pan Removal a. Pull deck lift handle to highest cutting position. See Figure 3.3. b. Remove the two knobs that secure the rear of the floor pan. c. Remove two bolts at front bottom edge of foot rest.

  • Page 13: Check Mower Components

    Section 3 - MAINTENANCE 3.3 SERVICE EVERY 25 OPERATING HOURS 3.3.1. ENGINE 5. Air Filter c. Reinstall air cleaner cover. Insert tabs located on the engine cover into corresponding slots in air cleaner cover. IMPORTANT: The yellow tabs must be completely inserted into air cleaner cover or the compartment will not be completely sealed to prevent debris from entering into the carburetor.

  • Page 14: Mower Blade Spindle – Lubrication

    Section 3 - MAINTENANCE 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 can be extremely hot.

  • Page 15: Service - Annually

    The transaxle does not require any fluid or any service. If there is any problem: leakage, malfunction or etc. return the SCRAMBLER immediately to the nearest authorized Snapper dealer for service. 3.4.6. Fuel Filter Service fuel filter as instructed below. Close fuel valve in fuel line.

  • Page 16: Section 4 - Adjustments & Repair

    However, if there is difficulty in achieving these adjustments and repairs, it is recommended that these repairs be made by an authorized SNAPPER dealer. 4.2.1. MOWER DRIVE BELT ADJUSTMENT The 42” and 48”mower deck drive belts do not require any adjustment.

  • Page 17: Belt Replacement

    5 seconds or less. If the electric clutch fails to stop the blade(s) rotation in 5 seconds, contact an authorized SNAPPER dealer to repair or replace. Blades must stop rotating in 5 seconds or less after blades have been turned off.

  • Page 18: Mower Deck Adjustment (Front To Rear Pitch 48" Deck)

    The mower deck timing rod is preadjusted at the factory. It is set to maintain the deck in the same attitude through all heights of cut. If the timing rod requires adjustment, SNAPPER dealer for service. PIVOT ROD contact authorized...

  • Page 19: Mower Deck Adjustment (Side To Side, 42" & 48" Decks)

    Section 4 - ADJUSTMENTS & REPAIR 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 can be extremely hot.

  • Page 20: Mower Deck Adjustment (Front To Rear Pitch, 42" Decks)

    If the timing rod requires adjustment, contact SNAPPER dealer for service. See Figure 4.9. ADJUSTING 4.2.11. WHEEL BRAKE ADJUSTMENT Adjust the wheel brake if wheels turn when parking brake is engaged. Adjust the wheel brake by turning...

  • Page 21: Mower Blade Wear Limits

    Section 4 - ADJUSTMENTS & REPAIR 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 can be extremely hot.

  • Page 22: Battery Removal

    Section 4 - ADJUSTMENTS & REPAIR 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 can be extremely hot.

  • Page 23: Battery Testing

    Section 4 - ADJUSTMENTS & REPAIR WARNING The electrolyte (acid) produces a highly explosive gas. Keep all sparks, flame and fire away from area when charging battery or when handling electrolyte or battery. Electrolyte (acid) is a highly corrosive liquid. Wear eye protection.

  • Page 24: Troubleshooting

    CORRECTIVE ACTION 1. Service battery. 2. Replace fuse. 3. Clean and check connections for good contact. 4. Contact authorized SNAPPER dealer. 5. Move blade engagement switch to “OFF”. 6. Engage park brake. 7. Contact authorized SNAPPER dealer. 8. Replace engine starter.

  • Page 25: Troubleshooting

    CORRECTIVE ACTION 1. Place joystick in desired speed position. 2. Move roll release lever to the engaged position. 3. Contact authorized SNAPPER dealer. 4. Move parking brake to disengaged position. 5. Replace traction drive belt. 1. Move blade switch to the “ON” position.

  • Page 26: Service Schedule

    ITEM SERVICE PERFORMED Engine Oil Check Oil Level Initial Oil Change Periodic Oil Change Initial Oil Change Oil Filter Periodic Oil Change Air Pre-Cleaner Clean Sponge Element Clean or Replace Air Cleaner Spark Plug Replace Fuel Filter Replace Clean Shroud & Fins Engine Cooling System Check Electrolyte...

  • Page 27: 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.

  • Page 28: Primary Maintenance

    PRIMARY MAINTENANCE...
  • Page 29 PRIMARY MAINTENANCE...
  • Page 30 PRIMARY MAINTENANCE...
  • Page 31 PRIMARY MAINTENANCE...

  • Page 32: Product Registration Form

    Date of Purchase ___________________________________________________________ Retailer____________________________________________________________________ Retailer’s Phone Number ____________________________________________________ It is very important that you register your purchase with Snapper to ensure warranty coverage. Please mail your product registration card to: Snapper at P.O. Box 777, McDonough, Georgia 30253. Or you may register on line at www.snapper.com.
  • Page 33 HYDRO DRIVE SERIES 5 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.

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