Husqvarna Complete Guide to Mower Drive Belt Adjustment

Page 23

SERVICE AND ADJUSTMENTS

TO REPLACE MOWER BLADE DRIVE BELT (See Fig. 31)

The mower blade drive belt may be replaced without tools. Park the tractor on level surface. Engage parking brake.

BELT REMOVAL -

Remove mower from tractor (See “TO REMOVE MOWER” in this section of this manual).

Work belt off both mandrel pulleys and idler pulleys.

Pull belt away from mower.

BELT INSTALLATION -

Install new belt in reverse order of removal.

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

Install mower in reverse order of removal instruc- tions.

IDLER PULLEYS

MANDREL

PULLEYS

Fig. 31

TO CHECK BRAKE

If tractor requires more than five (5) feet to stop at highest speed in highest gear on a level, dry concrete or paved surface, then brake must be serviced.

You may also check brake by:

Park tractor on a level, dry concrete or paved surface, depress brake pedal all the way down and engage parking brake.

Disengage transmission by placing freewheel control in “transmission disengaged” position. Pull freewheel control out and into the slot and release so it is held in the disengaged position.

The rear wheels must lock and skid when you try to manually push the tractor forward. If the rear wheels rotate, then the brake needs to be serviced. Contact a or other qualified service center.

TO REPLACE MOTION DRIVE BELT (See Fig. 32)

Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest.

BELT REMOVAL -

1. Remove mower (See “TO REMOVE MOWER” in this section of manual).

NOTE: Observe entire motion drive belt and position of all belt guides and keepers.

2. Disconnect clutch wire harness (A).

3. Remove anti-rotation link (B) on right side of tractor.

4. Remove belt from stationary idler (C) and clutching idler

(D).

5. Remove belt from centerspan idler (E).

6. Pull belt slack toward rear of tractor. Carefully remove belt upwards from transmission input pulley and over cooling fan blades (F).

7. Remove belt downward from engine pulley and around electric clutch (G).

8. Slide belt toward rear of tractor, off the steering plate

(H) and remove from tractor.

BELT INSTALLATION -

1.Install new belt from tractor rear to front, over the steer- ing plate (H) and above clutch brake pedal shaft (J).

2.Pull belt toward front of tractor and roll belt around electric clutch and onto engine pulley (G).

3.Pull belt toward rear of tractor. Carefully work belt down around transmission cooling fan and onto the input pul- ley (F). Be sure belt is inside the belt keeper.

4.Install belt on centerspan idler (E).

5.Install belt through stationary idler (C) and clutching idler (D).

6.Reinstall anti-rotation link (B) on right side of tractor. Tighten securely.

7.Reconnect clutch harness (A).

8.Make sure belt is in all pulley grooves and inside all belt guides and keepers.

9.Install mower (See “TO INSTALL MOWER” in this sec- tion of manual).

G

H

B

A

C

J

D

E

F

23

Fig. 32

Image 23
Contents LTH1742TWIN II. Slope Operation Safety RulesSafe Operation Practices for Ride-On Mowers General OperationIV. Towing ServiceGeneral Service III. ChildrenTable of Contents Steering Wheel Unassembled PartsBefore Removing Tractor from Skid AssemblyTools Required for Assembly To Remove Tractor from CartonAttach Hood Scoop See Fig Install Seat See FigsCheck Battery See Fig Check Brake System Check Tire PressureCheck Deck Levelness Check for Proper Position of ALL BeltsOperation Know Your Tractor To USE Throttle Control D See Fig HOW to USE Your TractorTo SET Parking Brake See Fig Stopping See FigTo Operate on Hills To Adjust Mower Cutting Height See FigTo Adjust Gauge Wheels See Fig To Move Forward and Backward See FigTo Operate Mower Service REMINDER/HOUR MeterTo Transport See Fig Towing Carts and Other AttachmentsTo Start Engine See Fig Before Starting the EngineCheck Engine OIL Level ADD GasolinePurge Transmission Mowing TipsSchedule MaintenanceMaintenance General RecommendationsBlade Removal See Fig BatteryTractor Blade CareEngine Spark Plugs CleaningAIR Filter MufflerTo Remove Mower See Fig Service and AdjustmentsTo Install Mower See Figs Raise attachment lift lever to highest position To Level Mower To Replace Motion Drive Belt See Fig Belt InstallationTo Replace Mower Blade Drive Belt See Fig To Check BrakeFront Wheel TOE-IN/CAMBER Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel Alignment To Start Engine with a Weak Battery See FigTo Replace Headlight Bulb To Adjust Throttle Control CableTo Adjust Choke Control To Adjust CarburetorEngine OIL StorageOther Fuel SystemProblem Cause Correction Troubleshooting PointsWith attachment clutch Service Notes Service Notes Suggested Guide for Sighting Slopes for Safe Operation 532 41 73-88 Rev 02.25.09 SR

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