Snapper YZ18426BVE, YZ20486BVE Engine Adjustments & Repair, Mower Drive Belt Adjustment

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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. Avoid burns by allowing engine and components sufficient time to cool.

4.1 ENGINE ADJUSTMENTS & REPAIR

Refer to the engine owner’s manual for those adjustments and/or repairs that can be made by the owner.

4.2MOWER DECK & COMPONENT ADJUSTMENTS The following mower deck and component adjustments and repairs can be made by the owner. 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. If the belt does not drive blade properly, replace belt as needed. See Section “Belt Replacement”. Belt routing shown on this page. See Figure 4.1.

4.2.2.MOWER DRIVE BELT REPLACEMENT Inspect mower drive belt. Replace belt if signs of excessive wear and/or damage are present.

4.2.3.BELT REMOVAL

1.Remove footrest/floor pan assembly.

2.Remove old belt.

4.2.4. BELT REPLACEMENT

SPINDLE PULLEY

SPINDLE PULLEY

IDLER PULLEY

STATIONARY

 

 

PULLEY

ELECTRIC CLUTCH

42” DECKS

 

PULLEY

 

SPINDLE

STATIONARY

PULLEY

 

PULLEY

IDLER

SPINDLE

PULLEY

PULLEY

ELECTRIC

48” DECKCLUTCH PULLEY

FIGURE 4.1

1.Route new belt around electric clutch pulley. See Figure 4.2.

2.Route belt around stationary idler.

3.Remove spring that is connected to idler pulley. Loosen nut and bolt that secures idler pulley to idler arm. Route belt between belt guide and idler pulley.

MOWER BELT

ROUTE MOWER BELT AROUND ELECTRIC CLUTCH PULLEY

(Continued On Next Page)

ELECTRIC

CLUTCH

VIEW SHOWN FROM UNDERNEATH WITH DECK REMOVED, DECK REMOVAL IS NOT NECESSARY FOR MOWER BELT REPLACEMENT.

FIGURE 4.2

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Contents Scrambler Important Safety Instructions From Previous ColumnSafe Handling of Gasoline Towing Table of Contents Introduction NomenclatureOperating Instructions PRE-START Check ListStarting & Operation Engine Electric Start Executing a zero-turnOn Next Mower Blade Stopping EngineWheel Drive Mower BladeCutting Height Adjustment Engine Must not Start ifEngine should Start if Engine Must Begin to Stop ifService After First 5 Hours Change Engine OILCheck Mower Blade Twin & Triple Blade DeckService Every 25 Operating Hours Check Transaxle Drive BeltService Every 25 Operating Hours 3.3.1. Engine Mower ComponentsScrambler Lubrication Mower Deck Linkage LubricationFront Wheel Bearings Service Annually Storage OUT of SeasonEngine Adjustments & Repair Mower Drive Belt AdjustmentBelt Replacement Belt RemovalRefer to Section MAINTENANCE/REPLACEMENT Parts Blade BrakeHairpin Lift ARM Front or Rear View of Deck Twin Blade DeckSingle Blade Deck Deck ShownWheel Brake Adjustment Mower Blade Replacement 4.3.1. Blade Wear Limits Blade ReplacementNumbers refer to Section Maintenance /REPLACEMENT Parts Blade SharpeningBattery Battery Removal Battery Installation 1. Slide battery into battery cradleBattery Service Battery StorageBattery Condition Chart Battery TestingJoystick Adjustments Neutral Position AdjustmentsForward Speed Adjustments Lower View Front of Mower Is Shown From this AngleTrouble Shooting on Next Problem Probable CauseCorrective Action MAINTENANCE/REPLACEMENT Parts Loss Of Traction100 Service Performed EachUSE HRS Season Year Limited Warranty Disclaimer of WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Snapper Product Registration Form Page Page Scrambler Hydro Drive Series