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Service

7

19

Belt Replacement

Auger Belt

To remove and replace your snow thrower’s auger belt, proceed 

as follows:

Allow the engine to run until it is out of fuel. Do not 

1. 

attempt to pour fuel from the engine.
Remove the plastic belt cover on the front of the engine by 

2. 

removing the two self-tapping screws. See Fig. 7-1.

Roll the auger belt off the engine pulley. See Fig. 7-2.

3. 

Carefully pivot the snow thrower up and forward so that it 

4. 

rests on the auger housing. 
Remove the frame cover from the underside of the snow 

5. 

thrower by removing the self-tapping screws which secure 

it. See Fig. 7-3.

Remove the belt as follows. See Fig. 7-4.

6. 

Loosen and remove the shoulder bolt which acts as 

a. 

a belt keeper.
Unhook the support bracket spring from the frame.

b. 

Fig. 7-3

Fig. 7-1

Fig. 7-2

Fig. 7-4

Summary of Contents for 500 Series

Page 1: ...peration Maintenance Service Troubleshooting Warranty WARNING READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY OUTDOOR Form No 769 06110 May 12 2010 Two Stage Snow Thrower 500 600 Series ...

Page 2: ...requently to familiarize yourself with the machine its features and operation Please be aware that this Operator s Manual may cover a range of product specifications for various models Characteristics and features discussed and or illustrated in this manual may not be applicable to all models The manufacturer reserves the right to change product specifications designs and equipment without notice ...

Page 3: ...he eyes Do not operate without wearing adequate winter outer 2 garments Do not wear jewelry long scarves or other loose clothing which could become entangled in moving parts Wear footwear which will improve footing on slippery surfaces Use a grounded three wire extension cord and receptacle 3 for all machines with electric start engines Adjust auger housing height to clear gravel or crushed rock 4...

Page 4: ...place and working Never run an engine indoors or in a poorly ventilated area 5 Engine exhaust contains carbon monoxide an odorless and deadly gas Do not operate machine while under the influence of 6 alcohol or drugs Muffler and engine become hot and can cause a burn Do 7 not touch Keep children away Exercise extreme caution when operating on or crossing 8 gravel surfaces Stay alert for hidden haz...

Page 5: ...minutes to clear snow 9 from machine and prevent freeze up of auger impeller Never store the machine or fuel container inside where 10 there is an open flame spark or pilot light such as a water heater furnace clothes dryer etc Always refer to the operator s manual for proper 11 instructions on off season storage Check fuel line tank cap and fittings frequently for cracks 12 or leaks Replace if ne...

Page 6: ...et near rotating parts in the auger impeller housing or chute assembly Contact with the rotating parts can amputate hands and feet WARNING THROWN OBJECTS This machine may pick up and throw objects which can cause serious personal injury WARNING GASOLINE IS FLAMMABLE Allow the engine to cool at least two minutes before refueling WARNING CARBON MONOXIDE Never run an engine indoors or in a poorly ven...

Page 7: ...e Section for more information regarding shear pin replacement NOTE For models with electric start the extension cord is fastened with a cable tie to the rear of the auger housing for shipping purposes Cut the cable tie and remove it before operating the snow thrower Handle Assembly Place the shift lever in the Forward 6 position Observe the lower rear area of the snow thrower to be sure both cabl...

Page 8: ...ute crank rod through the bracket located on the rear of the handle panel See Fig 3 6 Remove the cotter pin and insert the chute crank rod a into the connector on the chute control assembly See Fig 3 7 Align the hole in the chute crank rod with the hole b in the connector secure with cotter pin previously removed Check that all cables are properly routed through the cable guide on the right side o...

Page 9: ...ly or auger housing Lamp Wiring Harness If equipped The post on the cable tie attaching the lamp wiring harness to the lower handle should be plugged into the hole in the lower handle Pull the slack portion of the wiring harness through the cable tie to prevent interference with the recoil starter handle See Fig 3 11 Shear Pin Storage optional On some models an area for convenient shear pin storag...

Page 10: ...Caution It is not recommended that you operate this snow thrower on gravel as it can easily pick up and throw loose gravel causing personal injury or damage to the snow thrower and surrounding property For close snow removal on a smooth surface raise skid shoes higher on the auger housing Use a middle or lower position when the area to be cleared is uneven such as a gravel driveway NOTE If you cho...

Page 11: ...w 3 thrower engage the auger Allow the auger to remain engaged for approximately ten 4 10 seconds before releasing the auger control Repeat this several times With the auger control in the disengaged up position 5 walk to the front of the machine Confirm that the auger has completely stopped rotating 6 and shows NO signs of motion If the auger shows ANY signs of rotating immediately return to the ...

Page 12: ...ed on surface conditions Adjust upward for hard packed snow Adjust downward when operating on gravel or crushed rock surfaces Augers When engaged the augers rotate and draw snow into the auger housing Chute Assembly Snow drawn into the auger housing is discharged out the chute assembly Headlight if so equipped The headlight is on whenever the engine is running Fig 4 1 Augers Skid Shoe Clean Out To...

Page 13: ...speeds Failure to do so will result in increased wear on your machine s drive system Steering Trigger Controls if so equipped The left and right wheel steering trigger controls are located on the underside of the handles Squeeze the right control to turn right Squeeze the left control to turn left Caution Operate the snow thrower in open areas until you are familiar with these controls Chute Clean...

Page 14: ...forward or rearward to adjust the distance snow will be thrown Chute Directional Control optional The chute directional control can be turned clockwise or counterclockwise to change the direction in which snow is thrown CHUTE DIRECTIONAL CONTROL DISCHARGE LEFT DISCHARGE RIGHT CHUTE TILT DOWN CHUTE TILT UP 14 Section 4 Controls and Features ...

Page 15: ... interlock mechanism only NOTE This drive lever also locks auger control so you can turn the chute control without interrupting the snow throwing process Release the auger control the interlock mechanism should 3 keep the auger control engaged until the drive control is released Release the drive control to stop both the augers and 4 the wheel drive To stop the auger both levers must be released R...

Page 16: ...on Gear Shaft The gear hex shaft should be lubricated at least once a season or after every twenty five 25 hours of operation Allow the engine to run until it is out of fuel 1 Carefully pivot the snow thrower up and forward so that it 2 rests on the auger housing Remove the frame cover from the underside of the snow 3 thrower by removing the self tapping screws which secure it Refer to Fig 7 3 App...

Page 17: ...ontrol released move the shift lever back 3 and forth between the R2 position and the F6 position several times There should be no resistance in the shift lever If any of the above tests failed the drive cable is in need of adjustment Proceed as follows Loosen the lower hex screw on the drive cable bracket See 1 Fig 6 5 Position the bracket upward to provide more slack or 2 downward to increase ca...

Page 18: ...ockwise in turn intervals Off Season Storage If the snow thrower will not be used for 30 days or longer follow the storage instructions below Lubricate the machine as instructed earlier in this section 1 Store in a clean dry area 2 If storing the snow thrower in an unventilated area 3 rustproof the machine using a light oil or silicone to coat the snow thrower Clean the exterior of the engine and ...

Page 19: ...f tapping screws See Fig 7 1 Roll the auger belt off the engine pulley See Fig 7 2 3 Carefully pivot the snow thrower up and forward so that it 4 rests on the auger housing Remove the frame cover from the underside of the snow 5 thrower by removing the self tapping screws which secure it See Fig 7 3 Remove the belt as follows See Fig 7 4 6 Loosen and remove the shoulder bolt which acts as a a belt...

Page 20: ... snow thrower s drive belt proceed as follows To prevent spillage remove all fuel from tank by running 1 engine until it stops Do not attempt to pour fuel from the engine Remove the plastic belt cover on the front of the engine by 2 removing the two self tapping screws Refer to Fig 7 1 Remove the belt as follows See Fig 7 6 3 Roll the auger belt off the engine pulley a Pivot the idler pulley towar...

Page 21: ...tempt to pour fuel from the engine Carefully pivot the snow thrower up and forward so that it 2 rests on the auger housing Remove the frame cover from the underside of the snow 3 thrower by removing the self tapping screws which secure it See Fig 7 8 Examine the friction wheel for signs of wear or cracking 4 Friction Wheel Removal 600 Series If the snow thrower fails to drive with the drive contro...

Page 22: ... Remove the four screws which secure the friction wheel s 1 side plates together See Fig 7 11 Remove the rubber ring from between the plates 2 Reassemble the side plates with a new rubber ring 3 NOTE When reassembling the friction wheel assembly make sure that the rubber ring is centered and seated properly between the side plates Tighten each screw only one rotation before turning the wheel clock...

Page 23: ...ap Be certain vent hole 2 is clear Unit fails to propel itself Drive control cable in need of 1 adjustment Drive belt loose or damaged 2 Friction wheel worn 3 Adjust drive control cable Refer to Maintenance 1 Adjustments section Replace drive belt Refer to Service section 2 Replace friction wheel Refer to Service section 3 Unit fails to discharge snow Chute assembly clogged 1 Foreign object lodged...

Page 24: ...14 04040 Bow tie Cotter Pin 784 5580 Slide Shoe Standard Steel 731 06439 Slide Shoe Standard Polymer 790 00091 Slide Shoe Deluxe Steel 731 05984A Slide Shoe Deluxe Polymer 931 2643 Chute Clean out Tool 790 00120 Shave Plate 24 790 00121 Shave Plate 26 790 00118 Shave Plate 28 790 00119 Shave Plate 30 951 10630 Key 951 10292 Spark Plug NOTE Download a complete Parts Manual refer to customer support...

Page 25: ...s blade sharpening tune ups brake adjustments clutch adjustments deck adjustments and normal deterioration of the exterior finish due to use or exposure d Service completed by someone other than an authorized service dealer e MTD does not extend any warranty for products sold or exported outside of Canada including possessions and territories f Replacement parts that are not genuine MTD parts g Tr...

Page 26: ...oducts Limited Kitchener ON N2G 4J1 or call 1 800 668 1238 or log on to our Web site at www mtdcanada com GENERAL EMISSIONS WARRANTY COVERAGE MTD Consumer Group Inc warrants to the ultimate purchaser and each subsequent purchaser that the outdoor equipment engine is Designed built and equipped so as to conform with all applicable regulations and free from defects in materials and workmanship that ...

Page 27: ... replacement of the part That notwithstanding any adjustment of a component that has a factory installed and properly operating adjustment limiting device is still eligible for warranty coverage Further the coverage under this warranty extends only to parts that were present on the off road engine and equipment purchased The following emission warranty parts are covered if applicable 1 Fuel Meteri...

Page 28: ...28 Notes ...

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