Snapper NZM25612KWV, NZM19482KWV, NZM21522KWV, NZM27612KH Bearing Replacement

Page 27

Section 5 - ADJUSTMENTS & REPAIR

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.

Allow blade bolt, washer, blade and four spacers

to drop down out of the spindle housing. See

Figure 5.19.

IMPORTANT: Spindle housing must be filled with grease before operating mower. Failure to fill housing will cause premature bearing failure.

REMOVE NUT

REMOVE BELT

FROM SPINDLE

REMOVE BLADE

BOLT

FIGURE 5.19

2.

Remove spindle pulley from spindle shaft.

3.

Locate circular retaining ring on spindle shaft at

top bearing. Remove retaining ring. Allow spindle

shaft to drop out of housing.

4.

Top and bottom bearings are now removable.

Pull out on inner race to slide bearing from

housing. See Figure 5.20.

5.

Thoroughly clean all parts removing all old

contaminated grease.

6.

Install new bottom bearing first.

7.

NOTE: The bearing is sealed/shielded on one

side only. The bottom bearing must be installed

with the sealed/shielded side DOWN.

8.

Insert spindle shaft up through the bottom

BEARING

SEAL UP

BEARING SEAL DOWN

PULLEY

SPACER

NYLOS SEAL

RETAINING RING

BEARING

SPINDLE

HOUSING

SPACER

BEARING

SPINDLE SHAFT

bearing. Slide spacer down over spindle shaft.

9. Install new top bearing. Install the top bearing

with the seal/shield UP.

10.

Slide circular retaining ring down spindle shaft

until it fully locks into groove on shaft.

11.

Apply a generous amount of general-purpose

grease to the concave side of the nylos seal.

Install the nylos seal with concave greased side

down.

12.

Place spindle pulley and spacer on top of

spindle shaft.

13.

Reinstall blade bolt, washer, blade and four

spacers. See Figure 5.15

14.

Torque blade bolt and nut to 70 to 80 ft. lbs.

15.

Pump grease into spindle housing until grease

purges from vent on housing.

16.

After the first 5 hours of operation, grease

spindle housing to insure it is full, then every 25

hours.

FIGURE 5.20

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Contents MID Mount Z-RIDER Zero Turning Hydro Drive Series Important Safety Instructions Snapper From PreviousMaintenance Table of Contents Introduction Are provided for reference only and mayDiffer from your specific model. Contact Your Snapper dealer if you have questionsSafety Messages and Symbols RUN PRE-START Check List Operating InstructionsStarting Engine Starting & Stopping ENGINE, BLADES, Parking BrakeParking Brake Stopping EngineStarting Mower Blades Stopping Mower BladesOPERATION- Motion Controls Driving Machine Cutting Height AdjustmentEngine Must Begin to Stop if Stopping MachineEngine Must not Start if Engine should Start ifCheck Mower Blade Service After First 5 HoursAfter Every 25 Operating Hours 4.3.1. Engine Riding Mower Lubrication Before Operating MachineAnnually END of Each Season Deck Removal See Figure Neutral Position Adjustments Adjustments & RepairSide to Side and Front to Rear Neutral Position Adjustments From PreviousMower Deck & Component Adjustments Mower Deck Adjustment LevelnessHighest cutting position and recheck side to side Parking Brake AdjustmentTraction Belt Tension Traction Belt ReplacementBelt Removal Tracking AdjustmentMower Drive Belt Replacement Belt ReplacementBlade Sharpening Battery Battery Removal Battery InstallationBattery Charging Battery Testing NEW Battery Preparation 1.Remove battery from cartonState of Charge Digital Voltmeter Insert spindle shaft up through the bottom Bearing ReplacementHydraulic SYSTEM, Purging Problem Probable Cause Trouble Shooting on NextCorrective Action Machine Will Not Move Number USE HRS Season Service Performed EachMAINTENANCE/REPLACEMENT Parts 100Disclaimer of Warranty Year Limited WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Snapper Product Registration Form Page Page MID Mount Z-RIDER Zero Turning Hydro Drive Series

NZM25612KWV, NZM19482KWV, NZM21522KWV, NZM27612KH, NZM19482KWV, NZM21522KWV, NZM25612KWV, NZM27612KH, NZM21522KWV, NZM19482KWV, NZM25612KWV, NZM27612KH, NZM27612KH, NZM19482KWV, NZM21522KWV, NZM25612KWV specifications

The Snapper series of zero-turn mowers, including models NZM25612KWV, NZM19482KWV, NZM21522KWV, and NZM27612KH, are designed to deliver optimal performance, exceptional comfort, and cutting-edge technology for residential and commercial lawn care. Each model presents unique characteristics tailored to different mowing needs, making them suitable for various landscaping tasks.

The NZM25612KWV stands out with its powerful 25 horsepower engine, coupled with a robust 52-inch cutting deck. The cutting height adjustment feature allows for precision mowing, enabling users to achieve their desired grass length effortlessly. This model is particularly appreciated for its impressive maneuverability, making it ideal for navigating around obstacles in large yards or commercial properties.

On the other hand, the NZM19482KWV offers a slightly smaller footprint with a 48-inch cutting deck powered by a 19 horsepower engine. This model is perfect for homeowners with smaller lawns while still providing the efficiency and speed of a zero-turn mower. The compact design allows for easy storage, while the comfortable seating and intuitive controls contribute to a seamless mowing experience.

The NZM21522KWV combines the best of both worlds, featuring a 22 horsepower engine and a 54-inch cutting deck. This model is designed for those who require a balance between power and cutting width, making it versatile for both residential and commercial use. Additionally, its advanced vibration-dampening technology ensures comfort, even during extended mowing sessions.

Then there's the NZM27612KH, which boasts an impressive 27 horsepower engine paired with a 60-inch cutting deck. This powerhouse model is specifically engineered for large properties and professional landscapers who demand reliability and efficiency. With an expanded fuel tank and heavy-duty construction, it tackles extensive mowing tasks with ease, providing a crisp and clean cut every time.

In terms of technology, all the Snapper models incorporate user-friendly features such as electric deck lift options, easy-to-read LED displays for monitoring speed and battery life, and enhanced safety mechanisms. These models are also built with high-quality materials, ensuring durability and longevity in performance. Special attention is given to ease of maintenance, with accessible components for quick servicing and repairs.

Overall, Snapper mowers like the NZM25612KWV, NZM19482KWV, NZM21522KWV, and NZM27612KH not only elevate the gardening experience through their innovative design and advanced engineering but also enhance productivity for both at-home lawn care enthusiasts and professional landscapers alike.
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