Snapper NZM21521KWV Safety Instructions & Operator's Manual
  1. Manuals
  2. Brands
  3. Snapper Manuals
  4. Lawn Mower
  5. NZM21521KWV
  6. Safety instructions & operator's manual
Snapper NZM21521KWV Safety Instructions & Operator's Manual

Snapper NZM21521KWV Safety Instructions & Operator's Manual

Mid mount z-rider zero turning hydro drive series 1
Hide thumbs Also See for NZM21521KWV:
Table of Contents

Advertisement

Quick Links

MODEL DESIGNATION
DRIVE SYSTEM TYPE
MOWER ORIENTATION
ENGINE HP
N – Model Designation
Z – Zero Turning – Hydro Drive
M – Mid Mount Mower
Thank you for buying a SNAPPER Product! Before operating your machine, 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
N
Z
M
19.0 – Engine Horse Power
21.0 -- Engine Horse Power
25.0 – Engine Horse Power
27.0 – Engine Horse Power
MID MOUNT Z-RIDER
ZERO TURNING
19
48
POWER UNIT
48 – 48" Mower Width
52 – 52" Mower Width
61 – 61" Mower Width

HYDRO DRIVE

SERIES 1
MODELS
NZM19481KWV
NZM21521KWV
NZM25611KWV
NZM27611KH
1
KWV
SERIES DESIGNATION
MOWER DECK SIZE
1 – Series Designation
KW – Kawasaki Engine
KH – Kohler Engine
V – Over Head Valve
MANUAL No. 7-1762 (I.R. 11/25/03)
ENGINE TYPE

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the NZM21521KWV and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Snapper NZM21521KWV

Summary of Contents for Snapper NZM21521KWV

  • Page 1: Hydro Drive

    Z – Zero Turning – Hydro Drive M – Mid Mount Mower Thank you for buying a SNAPPER Product! Before operating your machine, 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

    Only use accessories attachments SNAPPER. 8. Keep people and pets out of mowing area. Immediately, STOP blades, STOP engine, and STOP machine if anyone enters the area. 9. DO NOT operate machine unless all shields,...
  • Page 4 14. Carefully release pressure from components with stored energy. 15. Have SNAPPER dealer at least once a year and have the dealer install any new safety devices. Never allow untrained personnel to service machine. 16. Use only genuine SNAPPER replacement parts to assure that original standards are maintained.

  • Page 5: Table Of Contents

    These structures, when installed and used properly can offer additional security to the operator against serious injury in the event of a tip over accident. Operator Protective Structures may be required by local ordinances. Discuss your mowing application and ordinances with your local Snapper Dealer. TABLE OF CONTENTS...

  • Page 6: Section 1 - Familiarization

    OPERATOR’S SEAT FIGURE 1.1 1.2 NOMENCLATURE The nomenclature information above, Figure 1.1, shows the essential parts of the SNAPPER MID Its purpose, MOUNT Z-RIDER. It is recommended that all operators standard operating of this equipment become thoroughly familiar with the controls, components, and operation of this machine before operating.

  • Page 7: Section 2 - Safety Messages And Symbols

    Section 2 – SAFETY MESSAGES AND SYMBOLS DANGER ! ROTATING PARTS KEEP AWAY FROM MOVING PARTS MOTION CONTROL LEVER OPERATION PARKING BRAKE LEVER OPERATION WEAR HEARING PROTECTION WARNING ! AVOID SERIOUS INJURY OR DEATH STARTING, OPERATION & STOPPING OF MACHINE...

  • Page 8: Section 2 –Safety Messages And Symbols

    Section 2 – SAFETY MESSAGES AND SYMBOLS OFF/STOP START PULL SWITCH “UP” TO ENGAGE BLADES PUSH SWITCH “DOWN” TO KEYSWITCH HOUR METER DISENGAGE BLADES FAST CONTROL PANEL IDENTIFICATION SLOW CHOKE CONTROL ENGINE SPEED CONTROL DANGER! ROTATING BLADES KEEP CHILDREN AND OTHERS OUT OF MOWING AREA STOP START DANGER! ROTATING BLADES...

  • Page 9: Section 3 - Operating Instructions

    Section 3 - OPERATING INSTRUCTIONS 3.1 PRE-START CHECK LIST Make the following checks and perform the service required before each start-up. 3.1.1. Check tires and add or release air as needed to bring pressure to 12 psi in drive tires. Pressure in front caster wheels should be 25 psi.

  • Page 10: Starting & Stopping Engine, Blades & Parking Brake

    Section 3 - OPERATING INSTRUCTIONS ROLL RELEASE: To roll the machine without the engine running, pressure within the hydraulic pumps must be released. There is a hydraulic pressure relief valve on the upper side of each pump that is used to release the pressure.

  • Page 11: Stopping Engine

    7 seconds, the electric clutch should be checked. Adjustment or replacement of electric clutch may be necessary. Return the machine to an authorized Snapper dealer for replacement. DO NOT CONTINUE to operate mower if blades fail to stop in 7 seconds.

  • Page 12: Cutting Height Adjustment

    Section 3 - OPERATING INSTRUCTIONS 3.3 CUTTING HEIGHT ADJUSTMENT 1. Adjust cutting height, as desired, to any position, using deck lift lever. The release latch should be pulled up when lowering the deck. When raising the deck, the release latch does not have to be pulled up.

  • Page 13: Section 3 - Operating Instructions

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

  • Page 14: Section 4 - Maintenance

    Section 4 - MAINTENANCE 4.1 INTRODUCTION To retain the quality of the SNAPPER mower, use genuine SNAPPER replacement parts only. Contact a local SNAPPER dealer for parts and service assistance. For the correct part or information for a particular SNAPPER mower, always mention the model and serial number.

  • Page 15: Check Mower Drive Belt

    Section 4 - MAINTENANCE 4.2.3. CHECK MOWER DRIVE BELT 1. Lower deck to lowest setting. 2. Remove footrest. See Figure 4.3. 3. Removal of footrest will allow access to deck belt. 4. Check the belt tension. The idler pulleys and springs provide proper belt tension and require no adjustments.

  • Page 16: Front Wheel Bearings Lubrication

    Section 4 - MAINTENANCE 4.3.3. RIDING MOWER - LUBRICATION 1. Front Wheel Bearings Lubricate with Kendall NLGI No. 2 lithium grease or equivalent, from a grease gun. See Figure 4.5. LUBRICATE BEARINGS FIGURE 4.5 2. Hydro Pumps Check the level of the fluid in both of the fluid reservoirs.

  • Page 17: Fuel Filter Replacement

    Section 4 - MAINTENANCE WARNING Allow engine to cool for at least ten minutes before performing service or maintenance. DO NOT smoke near fuel components when performing service or maintenance. perform maintenance near an open flame. Wipe off any spilled fuel before starting engine. DO NOT run engine indoors.

  • Page 18: Hydraulic Fluid Filters

    After the first change, the recommended interval is every 500 hours. Replace both with approved filters only (Snapper instructions provided with the filter. Add SAE 20W50 oil to bring the level in the reservoirs to 1 ½” below top of filler neck. Run machine for several minutes and re-check fluid level.

  • Page 19: Section 5 - Adjustments & Repair

    Section 5 - ADJUSTMENTS & REPAIR DANGER Exercise EXTREME CAUTION when making this adjustment, due to close proximity of moving parts. 5.1 NEUTRAL POSITION ADJUSTMENTS The motion control levers control the movement and stopping of the machine. Move the control levers to the center or neutral position to stop machine.

  • Page 20: Mower Deck & Component Adjustments

    Section 5 - ADJUSTMENTS & REPAIR 5.1 NEUTRAL POSITION ADJUSTMENTS (Continued From Previous Page) 12. With motion control levers remaining in the neutral lock position, See Figure 3.7, hold connecting rod up to the activation assembly and check length of rod.

  • Page 21: Parking Brake Adjustment

    The parking brake can be adjusted by rotating hex nut clockwise to increase brake tension. If this adjustment does not result in proper braking action contact your authorized SNAPPER dealer for corrective action. See Figure 5.8. 1. Disengage parking brake. Measure the relaxed length of the brake spring.

  • Page 22: Traction Belt Tension & Replacement

    Section 5 - ADJUSTMENTS & REPAIR WARNING DO NOT attempt any maintenance, adjustments or service with engine running. STOP engine. STOP blades. Set brake. Remove key. Remove spark plug wires and secure away from spark plugs. Engine and components are HOT. Avoid serious burns, allow sufficient time for all parts to cool.

  • Page 23: Tracking Adjustment

    Section 5 - ADJUSTMENTS & REPAIR 5.6 TRACKING ADJUSTMENT If the machine does not track straight when the Motion Control Levers are in the maximum forward speed position, perform the following adjustment. Rear tire pressure must be set to 12 PSI before making this adjustment.

  • Page 24: Engine Adjustments & Repair

    Section 5 - ADJUSTMENTS & REPAIR 5.8 ENGINE ADJUSTMENTS & REPAIR Refer to the engine owner’s manual for engine adjustments and/or repairs. 5.9 MOWER BLADE REPLACEMENT 5.9.1. BLADE WEAR LIMITS 1. Inspect blade frequently for signs of excessive wear or damage. Replace blade when it reaches the wear limit.

  • Page 25: Battery Removal

    Section 5 - ADJUSTMENTS & REPAIR WARNING Shield the positive terminal with terminal cover located on battery harness. This prevents metal from touching the positive terminal, which could cause sparks. Cables must be connected to battery terminals in the proper position. RED (Positive) cable must go to the ( + ) terminal.

  • Page 26: Battery Testing

    Section 5 - ADJUSTMENTS & REPAIR State of Charge 100% Charged w/ Sulfate Stop 100% Charged 75% Charged 50% Charged 25% Charged 0% Charged 5.10.4. BATTERY TESTING There are two types of battery tests: Unloaded and Loaded. The unloaded test is the procedure that will be discussed.

  • Page 27: Mower Spindle Bearing Replacement

    5.11 MOWER SPINDLES (Field Serviceable Spindles) BEARING REPLACEMENT In the event that a spindle bearing requires replacement, the SNAPPER Field Serviceable Spindles have been designed so that no special tools or presses are required. 1. Remove belt. Loosen blade nut and remove.

  • Page 28: Hydraulic System, Purging

    Section 5 - ADJUSTMENTS & REPAIR 5.12 HYDRAULIC SYSTEM, PURGING After replacing or repairing hydraulic system components, one or both of the wheel drives may not pull properly. This is likely to be caused by air entrapped in the system. If you experience a pulling issue after completing repairs, perform the following procedure to purge the air from one or both of the hydraulic drive systems.

  • Page 29: Troubleshooting

    1. Service battery. 2. Replace fuse. 3. Clean and check connections for good contact. 4. Contact authorized SNAPPER dealer. 1. Move blade engagement switch to “OFF”. 2. Set park brake and Operator in Operator Seat. 3. Place Motion Controls in Neutral Lock Position.

  • Page 30: Troubleshooting

    5. Replace traction drive belt. 1. Move blade switch to the “ON” position. 2. Replace clutch belt. 3. Replace mower belt. 4. Contact authorized SNAPPER dealer. 1. Bring to proper pressure. 2. Adjust cutting height. 3. Move throttle control to “FAST” position.

  • Page 31: Service Schedule

    ITEM SERVICE PERFORMED Engine Oil Check Oil Level Initial Oil Change Periodic Oil Change Clean or Replace Air Cleaner Replace Spark Plug Replace Fuel Filter Clean Shroud & Fins Engine Cooling System Check Electrolyte Battery Charge Battery Testing Battery Tires Check Pressures Check For Wear And Drive Belts...

  • Page 32: Warranty

    For two (2) years from purchase date for the original purchaser's 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 33: Primary Maintenance

    PRIMARY MAINTENANCE...
  • Page 34 PRIMARY MAINTENANCE...
  • Page 35 PRIMARY MAINTENANCE...

  • Page 36: Primary Maintenance

    PRIMARY MAINTENANCE...

  • Page 37: 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 1379, McDonough, Georgia 30253. Or you may register on line at www.snapper.com.
  • Page 38 NOTES...
  • Page 39 NOTES...
  • Page 40 NOTES...

  • Page 41: Important

    Read, Understand, and Follow all warnings and instructions in this manual, the engine manual, and on the machine, engine and attachments. If you have any questions about your Snapper product, contact your local authorized Snapper dealer or contact Snapper Customer Service at Snapper, McDonough, GA.

This manual is also suitable for:

Nzm25611kwvNzm27611khNzm19481kwv

Table of Contents

Save PDF