Sears 917.25559 manual Service AN, Adjustments, To Replace Mower Blade Drive Belt

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SERVICE AN

TO REPLACE MOWER BLADE DRIVE BELT

(See Fig. 24)

The mower blade drive belt may be replaced without tools. Park the tractor on levet surface, Engage parking brake. For assistance, there is a belt installation guide deca! on the mower housing.

BELT REMOVAL -

Place attachment clutch in "DISENGAGED" position.

°Move attachment lift lever forward to lower mower to its lowest position.

Roli belt off engine putley.

o DisconnectR.H. suspension arm from rear deck brackel by removing retainer spring.

,Work belt off both mandrel pulleys and idler pulleys.

oPull belt away from mower.

BELT INSTALLATION -

o install new belt in reverse order of removal.

Make sure belt is in all pultey grooves and inside all belt guides.

MANDREL

R.H. SUSPENSION ARM

ENGINE PULLEY

PULLEY _%

PULLEYS

RETAINER

SPRING

/

MANDREL

PULLEY

FiG, 24

ADJUSTMENTS

WITH PARKING BRAKE "ENGAGED"

"\,..i/

NUT "A"

fAM NUT

OPERATING

FIG, 25

TO REPLACE MOTION DRIVE BELT (See Figs, 26 & 27)

Park the tractor on level surface. Engage parking brake. For ease of service, remove rear drawbar from chassis

and belt keeper from transmission input pulley. For

assistance, there is a belt installation guide decal on bottom side of left footrest.

Remove mower (See "TO REMOVE MOWER" in this section of this manual).

,Remove belt from stationary idler and clutching idler. ° Remove clutch locator.

Disconnect ctutch wire harness.

oRotate clutch assembly enough to altow belt to be removed downwards off engine pulley, under belt keeper, and around _lutch assembly.

Remove belt carefully upwards from transmission input pulfey and over cooling fan blades.

Install new belt by reversing above procedure, iMPORTANT: REPLACE ONLY WiTH BELT LISTED tN THIS MANUAL°

TO ADJUST BRAKE (See Fig, ,!5)

Your unit is equipped with an adjustable brake system which is mounted on the right side of the transaxle.

If unit requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted.

Depress clutch_tbrake pedal and engage parking brake.

,Measure distance between brake operating arm and nut "A" on brake rod.

oIf distance is other than 1-112", disengage parking brake, loosen jam nut and turn nut "A" until distance becomes 1-1/2% Retighten jam nut against nut "A"o

oEngage parking brake and recheck distance,

°Road test unit for proper stopping distance as stated above. Readjust if necessary, If stopping distance is

still greater than six (6) feet in highest gear, further maintenance is necessary. Contact your nearest au- thorized service center.

BELT KEEPE_

FAN

Fill, 26

2O

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Contents Owners Manual Model no IV. Service Safe Operation Practices for RideOn MowersI1. Slope Operation ChildrenMawntenance Agreement RaND Performance Accessories AN AttachmentsEngine Nantenance Contents of Hardwa Pack Tools Required For Assembly To Remove Unit from CartonUnpack Carton Attach STEE!RJNG Wheel See FigAdjustmentlock Washer Bolt Nstall Seat See FigCheck Tire Pressure Check Deck LevelnessASS LY CheckmstOperation NOW Your TractorHOW to USE Your Tractor To Adjust Mower Cutting HIT l,,= FigTo SET Parking Brake See Fig To USE Throttle Control See FigOpefiatio Before Starting the EngineTo Operate on Hills To TransportOperatio Mowing TipsMaintenance Schedule ChartCustom Espo General RecommendationsTractor Brake OperationTires Blade CareTransaxle Pump Fluud Level See Figs, t3 Transaxle CooungCusto E Responsi ClsaningMuffler Spark PlugsErvice AN Adjustm TS To Removemower See FigService AN Adjustments To Level Mower HousingService AN AdjustmentsTo Adjust Brake See Fig, ,!5 To Replace Mower Blade Drive BeltService AN Adjustments To Adjust Motion Control LeverConnector Forward AdjustmentTo Start Engine WiTH a Weak Battery Front Wheel TOE-IN/CAMBERTo Remove Wheel for Repairs See Fig To Attach Jumper CablesTo Replace Headlight Bulb ServiceITO Replace Fuse See Fig To Adjust Carburetor See Fig Final SettingPreliminary Setting Acceleration TestStorage EngineFuel System Engine OILProblem Cause CorrectionProblem Cause Correction Trou Leshooti G PointsWiring Insulated Clips NON-REMOVABLE Connections Fuse 3OAMPSolenoid Pedal UP CLUTCH/BRAKEDecals Wheels and TiresKEY Part Description NO. no KEYRepair Parts KEY Part Standard Hardware -- Purchase LocallyRepair Parts Chassb and Enclosures 12.5 HP 38 Riding Lawn Tractor -MODEL Number 917,255590 Drhve KEY Part DescriptionStandard Hardware Locally3543 2324 Description 12.5 HP 38 Riding Lawn Tractor =.. Model Number 917,255590KEY Part EQU1PM ENT Standard Hardware - Purchase Locally KEYPart Description 12.5 HP 38 Riding Lawn Tractor == Model Number 917,255590 KEY Part NO. no KEY Part DescriptionSeat Assem BLY KEY Part NO. no DescriptionSection Repair Parts 12.5 HP 38 R DtNG Lawn Tractor = Model Number 9!7o255590 DescrbptionSpecial Tools Required to NSTALLo 837Gasketset 13114 125KEY Number ManufacturerKEY Part Dsscription 005Part NO. no Suggested Guide for SiGHTiNG Slopes for Safe Operation Mowe Automatic HydrostaticLAW Tractor Part Description