Simplicity 1694435, 1694439, 1694242, 1693985, 1693984 instruction sheet Service, Belt Replacement

Page 29

Service

Belt Cover

Screws

Figure 23. Belt Cover

BELT REPLACEMENT

1.Rotate the spout full right. Loosen the two screws (Figure 23) securing the belt cover.

2.Tilt the cover forward and work it off the snowthrower.

3.Remove the belt guide (B, Figure 25) by removing the two capscrews (A), lockwashers and washers.

4.Remove the auger drive belt as follows:

a.Slip the auger drive belt (D, Figure 25) from the idler pulley by pushing it away from the pulley and then toward the rear.

b.Remove the belt from the engine pulley. Slip the belt from under the brake pad.

c.Remove six capscrews from bottom cover to snowthrower frame. Loosen nuts (A, Figure 24) on each side to release auger pulley belt stops (B). Move belt stops and remove belt from pulley (C).

d.Belt can be removed from top or bottom. For more clearance to remove the belt, engage the traction drive lever.

5.Remove the traction drive belt as follows:

a.Pull the idler pulley (I, Figure 25) away from the belt and slip the belt from the pulley.

b.Slip the belt off the traction pulley and then the engine pulley. The arm for the front idler pulley (G, Figure 25) may have to be pivoted to provide clear- ance for removing the belt from the traction pulley.

c.Pull the belt out between the auger pulley (F, Figure 25) and traction pulley.

Figure 24. Auger Pulley Belt Stops

(shown with bottom cover removed)

A. NutsC. Auger Pulley

B. Belt Stops

 

 

A

C

 

 

 

 

 

 

B

 

 

 

D

A

 

 

E

 

 

 

F

 

I

 

 

 

H

 

G

 

 

 

Figure 25. Belts and Pulleys

 

A. Capscrews

F. Auger Pulley

B. Belt Guides

G. Idler Pulley, Auger

C. Traction Drive Belt

H. Traction Pulley

D. Auger Drive Belt

I. Idler Pulley, Traction

E. Engine Pulley

 

25

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Contents
Operator’s Manuals Print Vendor InstructionsPage Series Large Frame Snowthrower OPERATOR’S ManualPage Table of Contents General Operation Safety Rules & InformationSlope Operation Do NotService and Maintenance Safety RulesChildren EmissionsAnsi B71.3-1995 Warnings Maintenance and StorageTraining PreparationCE Identification TAG Markings Identification TagsIdentification Tags General Safety DecalsNorth American Model Decals CE Model DecalsSafety Icons ALL Models Tecumseh Models Features, Controls, & OperationControl Locations Features & ControlsStarting Controls Engine ControlsUnits with Optional Electric Start Manual StartAuger Control Ground Speed ControlsDeflector Controls Scraper HeightChecks Before Each START-UP OperationStarting the Engine Engine Speed Operating the SnowthrowerGround Speed Selector Scraper BAR & Skid Shoes DeflectorAfter Each USE FREE-WHEELING Traction Drive LockKlik-Pin Outer Hole Klik-Pin Inner HoleSchedule MaintenanceChecking Tire Pressure Check Auger Gear Case LubricationLubrication MaintenanceImportant Note Hex ShaftCheck / Lubricate FREE-HAND Linkage StorageLong Term Storage Longer than 30 Days Starting After Long Term StorageProblem Possible Cause Remedy TroubleshootingEngine fails to start Engine starts hard or runs poorly Auger does not stop when auger Scraper bar does not clean hard Auger rotates, but snow is not Thrown far enoughTraction Drive System Adjustment AdjustmentsSpeed Selector Pivot Adjustment Traction Drive Clutch Rod & Spring AdjustmentAuger Drive Clutch Rod Adjustment Auger Drive System AdjustmentsDischarge Chute Gear Bracket Adjustment AdjustmentDischarge Chute Pinion Adjustment Belt Replacement ServiceShear Pins Shear PIN ReplacementDimensions SpecificationsEngine ChassisTechnical Manuals Replacement PartsMaintenance Items
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