Snapper I55224, I7244 Ground Speed Adjustment, Skid Shoe Adjustment, 1st 4th

Page 15

Section 4 - REPAIR & ADJUSTMENTS

4.1.5. GROUND SPEED ADJUSTMENT

NOTE: It is recommended to remove the drive system cover and check rubber drive tire engagement with drive disc when adjusting ground speed.

1.Tilt machine forward to gain access to drive system area. Secure machine in the tilted position to prevent tipping over. Remove drive system cover plate. Refer to Figure 4.7.

2.Loosen the top screw that connects the shift rod to the shift hub. See Figure 4.8.

3.Move shift rod clockwise to obtain more ground speed or counter clockwise for less ground speed. Retighten top screw after adjustment. See Figure 4.8.

 

 

CLOCKWISE

 

 

 

 

COUNTERCLOCKWISE

LOOSEN TOP SCREW

 

 

AND MOVE SHIFT HUB

 

 

 

 

 

SHIFT

CLOCKWISE OR

 

 

COUNTERCLOCKWISE TO

 

 

HUB

 

 

ADJUST GROUND SPEED

 

 

 

 

 

 

 

 

FIGURE 4.8

4.Check drive system to insure the rubber drive tire has full contact with drive disc. Shift through all speeds and note the position of rubber drive tire on the drive disc. See Figure 4.9.

4.1.6. SKID SHOE ADJUSTMENT

NOTE: It is recommended to raise the auger housing when clearing rough or graveled surfaces. To raise auger the skid shoes should be lowered.

1.Tilt machine up and place a wooden block under auger housing.

2.Loosen bolts on both skid shoes. Move shoes down to raise auger housing or move skid shoes up to lower auger housing. See Figure 4.10.

SCRAPER

BLADE

BLOCK

SKID SHOE

UP FOR SMOOTH

PAVED SURFACES

DOWN FOR ROUGH GRAVELED SURFACES

FIGURE 4.10

4.1.7.AUGER SHEAR BOLT REPLACEMENT IMPORTANT: If engine is operating correctly and auger/impeller drive belt is not damaged or severed, but the auger/impeller does not rotate it is possibly the auger shaft shear bolt.

1. Remove shear bolt and nut from auger. Discard old shear bolt and nut. DO NOT reuse bolt or nut under any circumstances. Always replace existing hardware with genuine Snapper new replacement shear bolts and nuts. DO NOT substitute these shear bolts and nuts with hardware other than what is specified as auger/impeller and engine damage can result.

2. Install new shear bolts and nuts. Tighten to 5 to 10 ft. lb. of torque. See Figure 4.11.

REVERSE

DRIVE

DISC

1st 4th

TIRE IS ON

EDGE IN 4 th

POSITION

SHEAR BOLT

TIRE IS ON EDGE

OF HOLE IN

REVERSE

FIGURE 4.9

15

AUGER

FIGURE 4.11

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Contents Model Number Explanation Model Designation Series Designation Engine HP Auger WidthInstruction No -4330 I.R /11/01 Operational Precautions Protection for ChildrenPreparation Maintenance and Storage Table of Contents PRE-START Check List Minimum Gauge for Cord SetsGo to Page 8 for Electric Start Models 2.2.1. Engine STARTING, Operation & Stopping Recoil Start ModelsEngaging Auger Engaging Wheel DriveStopping ENGINE, Auger & Wheel Drive STARTING, Operation & Stopping Electric Start Models Adjustment General Lubrication Service After First 5 Hours Check Auger Drive BeltIntroduction Check Wheel Drive BeltStorage Procedure Annually END of Each SeasonEngine Spark Plug Auger and Wheel Drive Cable Auger Belt Idler Pulley AdjustmentFrom Previous Auger Belt ReplacementRepair & Adjustments Ground Speed Adjustment Skid Shoe Adjustment1st 4th Single Handle Control Adjustment 7 HP Models Only Rubber Drive Tire Replacement Chute Crank Adjustment100 Problem Probable Cause Corrective ActionService Performed Each Adjustment Tires Check Air PressureDisclaimer of Warranty Year Limited WarrantyTWO Stage Intermediate Frame Snow Thrower Series
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