Snapper LT160H42GBV, LT160H42GBV2, LT180H48GBV2 View from Underneath Tractor

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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.

4.4.7.TRACTION DRIVE BELT REPLACEMENT 42” Mower Deck Removal (Continued From Previous Page)

8.Remove hair pin and flat washer from rear deck hanger bracket on both sides of tractor.

9.Make note of hole used in sector plates.

10.Slide sector plates off of rear deck hanger brackets. See Figure 4.21.

11.Slide deck from underneath machine.

SECTOR PLATES

LEFT REAR

TRACTOR

FRAME

DISCONNECT SPRING

FROM FRAME

FIGURE 4.22

 

STATIONARY

TRANSMISSION

IDLER

PULLEYS

 

 

PULLEY

 

ENGINE

LOOSEN

TENSION

IDLER

PULLEY

NUTS

IDLER

VIEW FROM UNDERNEATH TRACTOR

FIGURE 4.23

REAR DECK

HANGER BRACKETSREMOVE HAIR PIN & WASHER

42” DECK SHOWN

DRIVE BELT

TRANSMISSION PULLEY

TENSION

IDLER

FIGURE 4.21

12.Disconnect traction belt idler pulley spring from tractor frame. See Figure 4.22.

13.Loosen mounting nuts on traction drive belt tension and stationary idlers just enough to allow belt to clear belt guides. See Figure 4.23.

14.Remove traction drive belt from engine pulley top groove. Remove belt from transmission pulley.

15.Remove traction drive belt.

Traction drive belt replacement

1.Place new traction drive belt over transmission pulley and span to engine pulley.

2.Place belt into top groove of engine pulley.

3.Route belt through stationary and tension idlers. See Figure 4.24.

4.Make certain belt is within belt guides of idlers.

5.Reattach tension idler spring to tractor frame.

STATIONARY

IDLER

STATIONARY IDLER

BRACKET

BELT GUIDE

STATIONARY IDLER

FIGURE 4.24

NOTE: When installing a new belt, make certain the stationary idler is mounted in the hole closest to the left hand side of the tractor.

6.Reinstall mower deck in reverse order of removal.

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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 Starting Wheel Drive Starting & OperationStarting Mower Blade Stopping ENGINE, BLADE, Wheel Drive 2.4.1. Stopping EngineCutting Height Adjustment Setting Park BrakeStopping Stopping Mower Blades Releasing Park BrakeRolling Tractor with Engine OFF 2.6.1. Rolling Hydro Models Reverse Lockout Mechanism Override Reverse Lockout MechanismIntroduction Service After First 5 HoursChange Engine OIL Check Blade BrakeCheck Deck Drive Belt Service Every 25 Operating Hours Check EngineSingle Cylinder Engine Type Twin Cylinder Engine Type Mower ComponentsSteering Sector Gear Tractor Lubrication From Previous Clutch/Brake PivotSteering Shaft Steering Drag LinkEngine Annually END of Each SeasonFuel Filter Spark Plug Hydrostatic Transmission OILBlade Brake Adjustment Engine Adjustments & RepairBlade Belt Adjustment Mower Deck Adjustment Levelness 1. SIDE-To-SIDE 42 DecksClevis TOP View of Deck Mower Deck Adjustment Levelness SIDE-To-SIDE 48 DecksFront To Rear Mower Deck Adjustment LevelnessSteering Adjustment Tractor Drive Components Brake AdjustmentShifter Adjustment Mower Blade Service Standard Blade Wear Limits Traction Drive Belt AdjustmentStandard Blade Sharpening Ninja Blade Wear LimitsNinja Blade Sharpening Mower Blade Replacement Mower Deck Removal Traction Drive Belt ReplacementDeck Shown View from Underneath Tractor Traction drive belt replacementBell Crank Adjustment & Repair Tension Idler Spring Remove Spring from TOP View Mower Deck Battery Installation Battery Battery RemovalBattery Service Battery StorageNEW Battery Preparation Battery TestingRemove NUT Remove Belt from Spindle Remove Blade Bolt Available AccessoriesLT160H42GBV LT180H48GBV2 LT160H42GBV2Electrical System 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 G
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