Snapper NZM19480KWV, NZM21520KWV Traction Belt Tension, Traction Belt Replacement

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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.

5.3TRACTION BELT TENSION

The traction drive belt tension does not require

adjustment. If the belt is slipping, it will have to be replaced.

JAM NUT

J-BOLT

FIGURE 5.9

5.4TRACTION BELT REPLACEMENT

1.Remove clutch to deck belt. See Figure 5.10

2.Loosen jam nut on J-Bolt and turn both nuts out to the end of J-Bolt, reducing spring tension. Unhook traction idler spring from bolt in frame. See Figure 5.9

3.Remove anti-rotation bracket. See Figure 5.10

4.Disconnect the electric clutch from main wire harness.

5.Remove traction belt from around engine pulley and hydro pumps.

6.Install new belt and route around engine pulley and hydro pump pulleys.

7.Reconnect electric clutch to main wire harness.

8.Reinstall anti-rotation bracket and tighten nuts securely.

9.Reattach traction idler spring. Run both nuts all the way to the end of the threads on the J-Bolt. Tighten jam nut securely. See Figure 5.10.

10.Reinstall electric clutch to deck belt onto electric clutch.

UNHOOK TRACTION

 

REMOVE ANTI-

DRIVE IDLER SPRING

 

ROTATION BRACKET

 

 

 

REMOVE CLUTCH

FIGURE 5.10

TO DECK BELT

5.5BLADE BRAKE/ELECTRIC CLUTCH ADJUSTMENT The blade switch engages the electric clutch when pulled out to the “ON” position. When the blade switch is in the “ON” position the cutting blade(s) are engaged. The blade switch disengages the electric clutch when the blade switch is pushed in to the “OFF” position. When the blade switch is in the “OFF” position the cutting blade(s) are disengaged. The electric clutch is adjustable. The blades should stop rotation in 7 seconds or less. If the electric clutch fails to stop the blades rotation in 7 seconds, adjustment is necessary.

1.Insert a feeler gauge into the three slots on the electric clutch.

2.Check gap through all three slots in the side of the clutch. The gap should be set at .015.

3.If gap is incorrect rotate nuts in or out to achieve the correct gap. See Figure 5.11.

NOTE: Electric Clutch is shown removed from the machine. Removal is not necessary for adjustment.

INSERT FEELER GAUGE.

GAP SHOULD BE .015

ROTATE NUTS

IN OR OUT

TO ACHIEVE

CORRECT GAP

FIGURE 5.11

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Contents MID Mount Z-RIDER Zero Turning Hydro Drive Series Important Safety Instructions Always begin forward motion slowly and with cautionImportant Safety Instructions From PreviousMaintenance From Previous ColumnTable of Contents Introduction NomenclatureSafety Messages and Symbols RUN PRE-START Check List Do not allow operation of the machine by untrained personnelStarting & Stopping ENGINE, BLADES, Parking Brake Starting EngineStopping Mower Blades Stopping EngineStarting Mower Blades Parking BrakeCutting Height Adjustment OPERATION- Motion Controls Driving MachineEngine should Start if Stopping MachineEngine Must not Start if Engine Must Begin to Stop ifService After First 5 Hours Check Mower BladeAfter Every 25 Operating Hours 4.3.1. Engine Before Operating Machine Riding Mower LubricationAnnually END of Each Season Deck Removal Hydraulic Fluid Filters Adjustments & Repair Neutral Position AdjustmentsMower Deck Adjustment Levelness Neutral Position Adjustments From PreviousMower Deck & Component Adjustments Side to Side and Front to RearParking Brake Adjustment Traction Belt Replacement Traction Belt TensionBelt Replacement Tracking AdjustmentMower Drive Belt Replacement Belt RemovalBlade Sharpening Battery Service 1. Remove battery Battery Battery RemovalBattery Installation NEW Battery Preparation 1. Remove battery from carton Battery TestingDo not Overfill Mower Spindles Field Serviceable Spindles Bearing ReplacementHydraulic SYSTEM, Purging Problem Probable Cause Corrective Action Trouble Shooting on NextMachine Will Not Move 100 Service Performed EachMAINTENANCE/REPLACEMENT Parts Number USE HRS SeasonYear Limited Warranty Disclaimer of WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Snapper Product Registration Form Page Page Page MID Mount Z-RIDER Zero Turning Hydro Drive Series

NZM19480KWV, NZM21520KWV specifications

The Snapper NZM19480KWV and NZM21520KWV are standout offerings in the realm of robust mowers, designed to cater to both residential and commercial users seeking efficiency and versatility. These models embody Snapper’s commitment to quality engineering and innovative features that simplify the mowing experience while delivering exceptional performance.

At the heart of both models is a powerful engine, ensuring reliable operation even in the most challenging terrains. The NZM19480KWV features a robust 48-inch cutting deck that allows for a wider cutting path, significantly reducing mowing time. This makes it an optimal choice for larger lawns and landscapes. In contrast, the NZM21520KWV showcases a slightly smaller but efficient 52-inch deck, ideal for tackling intricate yard designs while maintaining maneuverability.

Both mowers are equipped with Snapper's unique Pivoting Front Axle technology, which enhances stability and control. This feature allows the mower to navigate uneven ground smoothly, ensuring a consistent cut regardless of the terrain. The optimized weight distribution contributes to improved traction and handling, making both models suitable for diverse mowing conditions.

The user-friendly design of these mowers is another highlight. They feature a comfortable, adjustable seat with easy-grip controls, allowing operators to navigate their lawns with ease. Additionally, the intuitive dashboard provides real-time information regarding engine performance and fuel levels, enhancing the mowing experience and ensuring that users can focus on achieving the best results.

One of the standout technologies employed in the Snapper NZM19480KWV and NZM21520KWV is the electric start feature. This innovation eliminates the hassle of manual starting, allowing users to begin mowing with the push of a button. Furthermore, both models come with a robust transmission system that ensures smooth acceleration and responsive handling.

In summary, the Snapper NZM19480KWV and NZM21520KWV are exemplary choices for anyone seeking reliable, durable, and efficient mowers. With powerful engines, advanced technologies, and user-friendly designs, these models not only streamline the mowing process but also ensure a pristine lawn appearance. Whether for residential gardening or commercial landscaping, Snapper’s engineering excellence stands out.
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