Section 4 - REPAIR & ADJUSTMENTS

WARNING

DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool.

4.4.1.Engine Drive Belt Replacement (Continued From Previous Page)

5.Hold the slotted end of the drive disc bolt with a screwdriver and remove the nut and internal tooth lock washer. See Figure 4.16.

DRIVE

DISC

SLOT IN END

OF DRIVE

POSITION SCRAPER

TO CLEAR “V” OF

DISC BOLT

PULLEY

 

BUSHING

 

IDLER

SPRING

RIGHT WHEEL BRACKET

PULL SPRING THROUGH

LARGE HOLE & HOOK

INTO SMALL HOLE

FIGURE 4.17

4.4.2.Transmission Poly-V Belt Replacement 1. Remove the driven disc. Refer to Section Replacing Driven Disc Rubber Ring” for procedure.

4.Note the routing of the old belt around the three pulleys before removing it. See Figure 4.18.

IDLER

ARM

BOLT

DRIVE

IDLER

PULLEY DIFFERENTIAL BRACKET

 

IDLER

 

 

RETAINER

 

 

 

 

 

SPRING

 

 

INTERNAL TOOTH

 

 

 

 

 

 

 

 

LOCKWASHER

 

 

 

 

DECK BRACKET

 

 

 

(PARTIALLY

 

NUT

SHOWN)

 

 

 

 

 

 

 

 

 

 

 

FIGURE 4.16

6.Lift the drive disc off the idler arm and remove worn belt.

7.Loop one end of new belt over engine pulley and insert the other end through slot in deck. See Figure 4.16.

8.Loop the belt around the pulley on the bottom of the drive disc.

9.Reinstall drive disc and retaining hardware.

10.Align bushing in bracket and drive disc.

11.Reinstall blade hub and cutter blade. Recom- mended torque for blade cap screw is 30 to 40 ft. lbs.

12.Use a stiff wire, such as a coat hanger, with a hook fashioned on one end to pull the hooked end of the idler spring through the large hole in the right wheel bracket. See Figure 4.17.

13.Reinstall the driven disc assembly.

PULLEYPOLY-V

BELT

HEX SHAFT

BELT GUIDE

DRIVEN

 

PULLEY

ROUTING OF POLY-V BELT

FIGURE 4.18

5.Place new Poly-V Belt over end of hex shaft and onto driven pulley.

6.Work belt onto top of idler pulley.

7.Twist belt sideways and pull it upward between the differential bracket and drive pulley and then down into the pulley groove. Make sure the Poly-V Belt is above belt guide. See Figure 4.18.

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Snapper C216012RV, CP214012R2, VCP216012RV, C216012RV, CP214012R2, CP216012RV Repair & Adjustments