Snapper LT160H42GBV, LT160H42GBV2, LT180H48GBV2 Tension Idler Spring Remove Spring from

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Section 4 - ADJUSTMENT & REPAIR

WARNING

DO NOT attempt any adjustments, maintenance or service with the engine or blades running. STOP blades. 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.

4.4.8.DECK BELT REMOVAL & REPLACEMENT 42" Deck Drive Belt

1.Place tractor on a firm level surface.

2.Turn engine "OFF". Remove key.

3.Remove mower deck. Refer to Section “DECK REMOVAL”.

4.Remove deck idler tension spring. Loosen bolts that secure the end of the spindle pulley covers and rotate cover around out of the way. See Figure 4.32 & Figure

TENSION IDLER

SPRING

REMOVE SPRING FROM

TENSION IDLER

FIGURE 4.32

5.Remove old belt.

6.Replace with new belt.

7.Reinstall both pulley covers.

8.Reinstall mower deck to tractor.

PULLEY

COVER

ROTATE PULLEY

COVER OUT OF

THE WAY

FIGURE 4.33

9.Adjust idler pulley belt guide if necessary to obtain 1/16" clearance between belt and belt guide. See Figure 4.34.

 

 

 

 

1/16” CLEARANCE

 

 

 

 

 

(TYPICAL)

 

 

 

 

 

BELT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TENSION

 

STATIONARY

 

 

 

 

 

 

IDLER

 

 

 

 

 

IDLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BELT

 

 

 

 

 

GUIDE

 

 

 

 

 

 

 

 

 

 

 

 

SPINDLE PULLEYS

FIGURE 4.34

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Contents Model Number Explanation 160Important Safety Instructions Operation Table of Contents Familiarization Components ControlsPRE-START Checklist OPERATOR’S Seat Adjustment Front to Rear AdjustmentStarting & Operation Starting Engine Starting & Operation Starting Wheel DriveStarting Mower Blade Stopping ENGINE, BLADE, Wheel Drive 2.4.1. Stopping EngineSetting Park Brake Cutting Height AdjustmentStopping Stopping Mower Blades Releasing Park BrakeRolling Tractor with Engine OFF 2.6.1. Rolling Hydro Models Reverse Lockout Mechanism Reverse Lockout Mechanism OverrideService After First 5 Hours IntroductionChange Engine OIL Check Blade BrakeService Every 25 Operating Hours Check Engine Check Deck Drive BeltSingle Cylinder Engine Type Twin Cylinder Engine Type Mower ComponentsTractor Lubrication From Previous Clutch/Brake Pivot Steering Sector GearSteering Shaft Steering Drag LinkAnnually END of Each Season EngineFuel Filter Spark Plug Hydrostatic Transmission OILEngine Adjustments & Repair Blade Brake AdjustmentBlade Belt Adjustment Mower Deck Adjustment Levelness 1. SIDE-To-SIDE 42 DecksClevis Mower Deck Adjustment Levelness SIDE-To-SIDE 48 Decks TOP View of DeckMower Deck Adjustment Levelness Front To RearSteering Adjustment Tractor Drive Components Brake AdjustmentShifter Adjustment Traction Drive Belt Adjustment Mower Blade Service Standard Blade Wear LimitsStandard Blade Sharpening Ninja Blade Wear LimitsNinja Blade Sharpening Mower Blade Replacement Mower Deck Removal Traction Drive Belt ReplacementDeck Shown Traction drive belt replacement View from Underneath TractorBell Crank Adjustment & Repair Tension Idler Spring Remove Spring from TOP View Mower Deck Battery Battery Removal Battery InstallationBattery Service Battery StorageBattery Testing NEW Battery PreparationRemove NUT Remove Belt from Spindle Remove Blade Bolt Accessories AvailableLT160H42GBV LT180H48GBV2 LT160H42GBV2Electrical System Troubleshooting Guide Problem Probable Cause Corrective ActionTroubleshooting Guide Ninja LT160H42FBVYear Limited Warranty Disclaimer of WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Service Notes Lawn Tractor Hydrostatic Drive Electric Clutch Series G