Snapper LT160H42FBV2, LT180H48FBV2 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 4.33 & Figure

TENSION IDLER

SPRING

REMOVE SPRING FROM

TENSION IDLER

FIGURE 4.33

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 4.34

9.Adjust idler pulley belt guide if necessary to obtain 1/16" clearance between belt and belt guide. See Figure 4.35.

 

 

 

 

1/16” CLEARANCE

 

 

 

 

 

(TYPICAL)

 

 

 

 

 

BELT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TENSION

 

STATIONARY

 

 

 

 

 

 

IDLER

 

 

 

 

 

IDLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BELT

 

 

 

 

 

GUIDE

 

 

 

 

 

 

 

 

 

 

 

 

SPINDLE PULLEYS

FIGURE 35

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Contents 160 Model Number ExplanationImportant Safety Instructions Operation Table of Contents Components Controls FamiliarizationOPERATOR’S Seat Adjustment Front to Rear Adjustment PRE-START ChecklistStarting & Operation Starting Engine Stopping ENGINE, BLADE, Wheel Drive 2.4.1 Stopping Engine Starting & OperationStarting Wheel Drive Starting Mower BladeReleasing Park Brake Setting Park BrakeCutting Height Adjustment Stopping Stopping Mower BladesRolling Tractor with Engine OFF Rolling Hydro Models Check Blade Brake Service After First 5 HoursIntroduction Change Engine OILTwin Cylinder Engine Type Mower Components Check Deck Drive BeltSevice Every 25 Operating Hours Check Engine Single Cylinder Engine TypeSteering Drag Link Tractor Lubrication From Previous Clutch/Brake PivotSteering Sector Gear Steering ShaftSpark Plug Hydrostatic Transmission OIL Annually END of Each SeasonEngine Fuel FilterMower Deck Adjustment Levelness 1. SIDE-To-SIDE 42 Decks Engine Adjustments & RepairBlade Brake Adjustment Blade Belt AdjustmentClevis TOP View of Deck Mower Deck Adjustment Levelness SIDE-To-SIDE 48 DecksFront To Rear Mower Deck Adjustment LevelnessTractor Drive Components 4.3.1. Brake Adjustment Shifter AdjustmentSteering Adjustment Mower Blade Service Standard Blade Wear Limits Shifter Adjustment fromNinja Blade Wear Limits Standard Blade SharpeningNinja Blade Sharpening Mower Blade Replacement Traction Drive Belt Replacement Mower Deck RemovalDeck Shown View from Underneath Tractor Traction drive belt replacementBell Crank Adjustment & Repair Tension Idler Spring Remove Spring from TOP View Mower Deck Battery Storage Battery Battery RemovalBattery Installation Battery ServiceNEW Battery Preparation Battery TestingRemove NUT Remove Belt from Spindle Remove Blade Bolt LT160H42FBV2 AccessoriesAvailable LT160H42FBV LT180H48FBV2Electrical System Models LT160H42FBV2 & LT180H48FBV2 Problem Probable Cause Corrective Action Troubleshooting GuideTroubleshooting Guide LT160H42FBV NinjaDisclaimer of Warranty Year Limited WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Service Notes Lawn Tractor Hydrostatic Drive Electric Clutch Series F