Snapper HZT21480BV, CZT19480KWV 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.

5.4TRACTION BELT REPLACEMENT

1.Remove mower drive belt from around clutch pulley. See Figure 5.10. Refer to Section “MOWER

DRIVE BELT REPLACEMENT AND ADJUSTMENT”.

2.Turn lock nut out to the end of eyebolt, reducing spring tension. Unhook traction idler spring from bolt in frame. See Figure 5.10.

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 lock nut all the way to the end of the threads on the eyebolt. See Figure 5.10.

10.Reinstall mower drive belt onto clutch pulley. Refer to Section “MOWER DRIVE BELT REPLACEMENT AND ADJUSTMENT”.

UNHOOK TRACTION

REMOVE ANTI-

DRIVE IDLER SPRING

ROTATION BRACKET

 

 

EYEBOLT

LOOSEN

LOCK NUT

REMOVE MOWER DRIVE BELT

FROM AROUND CLUTCH PULLEY

FIGURE 5.10

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 5 seconds or less. If the electric clutch fails to stop the blades rotation in

5seconds, 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

5.6TRACKING 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.

1.Loosen bolts that secure adjustment plates and slide plates all the way forward. Retighten bolts. See Figure 5.12.

2.Start machine and drive in smooth flat open area at maximum forward speed.

3.If machine tracks to the right, loosen bolts that secure the left adjustment plate. Move plate rearward to slow the left wheel. Retighten bolts.

4.If machine tracks to the left, loosen bolts that secure the right adjustment plate. Move plate rearward to slow the right wheel down. Retighten bolts. See Figure 5.12.

5.Drive machine again. Repeat adjustment as necessary until machine tracks straight.

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Contents MID-MOUNT Zero Turning Hydro Drive Series Model Number ExplanationPreparation Protection for ChildrenProtection Against Tipovers From Previous ColumnSafe Handling of Gasoline OperationMaintenance TowingTable of Contents Your Snapper dealer if you have questions Are provided for reference only and mayDiffer from your specific model. Contact IntroductionSafety Messages and Symbols RUN Operating Instructions PRE-START Check ListRotate Relief Valve Counterclockwise To Relieve Pressure Stopping Mower Blades Stopping EngineStarting Mower Blades Parking BrakeOPERATION- Motion Controls Cutting Height AdjustmentDriving Machine Engine 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 Remove Inside Nuts That Secures Chain to Rear Lift ARM Adjustments & Repair Neutral Position AdjustmentsNeutral Position Adjustments From Previous Mower Deck & Component AdjustmentsParking Brake Adjustment Tracking Adjustment Traction Belt ReplacementTraction Belt Tension Mower Drive Belt Replacement and Adjustment Belt ReplacementBelt Adjustment Belt RemovalBlade Sharpening Battery Installation Battery Battery RemovalBattery Charging NEW Battery Preparation 1.Remove battery from carton Battery TestingState of Charge Digital Voltmeter Hydraulic SYSTEM, Purging Trouble Shooting on Next Problem Probable CauseCorrective Action Machine Will Not Move MAINTENANCE/REPLACEMENT Parts MAINTENANCE/REPLACEMENT PartsService Performed Each 100Year Limited Warranty CZT Units Disclaimer of WarrantyYear Limited Warranty HZT Units Primary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Snapper Product Registration Form Page Page MID-MOUNT Zero Turning Hydro Drive Series

HZT21480BV, CZT19480KWV, CZT19480KWV, CZT19481KWV, HZT21480BV, HZT21481BV specifications

The Snapper CZT19480KWV, CZT19481KWV, HZT21480BV, HZT21481BV, and HZT21480BV represent a lineup of advanced zero-turn lawn mowers designed for both residential and commercial users. These models are renowned for their robust performance, user-friendly features, and technological innovations that enhance mowing efficiency and comfort.

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