MTD 31AH6ZFH729 Operator'S Manual Download | Manualshive

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Summary of Contents for 31AH6ZFH729

Page 1: ...ion Practices Set Up Operation Maintenance Service Troubleshooting Warranty L iOi _ 600 Series Snow Thrower m E F Style MTD LLC P O BOX 361131 CLEVELAND OHiO 44136 0019 PrintedIn USA FormNo 769 04098 August6 2008 ...

Page 2: ...s Throughout this manual all references to right and left side of the machine are observed from the operating position The engine manufacturer is responsible for all engine related issues with regards to performance power rating specifications warranty and service Please refer to the engine manufacturer s Owner s Operator s Manual packed separately with your machine for more information Tableof Co...

Page 3: ...and over should read and understand the instructions and safe operation practices in this manual and on the machine and be trained and supervised by an adult 4 Never allow adults to operate this machine without proper instruction 5 Thrown objects can cause serious personal injury Plan your snow throwing pattern to avoid discharge of material toward roads bystanders and the like 6 Keep bystanders p...

Page 4: ... or in a poorly ventilated area Engine exhaust contains carbon monoxide an odorless and deadly gas 6 Do not operate machine while under the influence of alcohol or drugs 7 Muffler and engine become hot and can cause a burn Do not touch Keep children away 8 Exercise extreme caution when operating on or crossing gravel surfaces Stay alert for hidden hazards or traffic 9 Exercise caution when changin...

Page 5: ...ht such as a water heater furnace clothes dryer etc 11 Always refer to the operator s manual for proper instructions on off season storage 12 Check fuel line tank cap and fittings frequently for cracks or leaks Replace if necessary 13 Do not crank engine with spark plug removed 14 According to the Consumer Products Safety Commission CPSC and the U S Environmental Protection Agency EPA this product...

Page 6: ...te assembly Contact with the rotating parts can amputate hands and feet WARNING THROWN OBJECTS This machine may pick up and throw and 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 ventilated area Engine exhaust contains carbon monoxide an...

Page 7: ...ke certain the upper ends of each cable are seated properly in its bracket Secure the handle by tightening the plastic knob located on both the left and right sides of the handle Remove and discard any rubber bands if present They are for packaging purposes only ChuteAssembly 1 Remove wing nut and hex screw from chute control assembly and clevis pin and cotter pin from chute support bracket Positi...

Page 8: ...ee Fig 3 5 Figure 3 5 5 Remove the hairpin clip from the rear of the chute control assembly 6 Secure the chute directional control rod to the chute control assembly with the hairpin clip removed earlier See Fig 3 6 f Figure 3 6 Set Up ShearPins A pair of replacement auger shear pins and bow tie cotter pins are included with your snow thrower See Fig 3 7 Store them in a safe place until needed f Fi...

Page 9: ...ower is shipped with oil in the engine However you MUST check the oil level before operating Refer to Briggs and Stratton Engine Operator s Manual for detailed instructions Adjustments Skid Shoes The snow thrower skid shoes are adjusted upward at the factory for shipping purposes Adjust them downward if desired prior to operating the snow thrower CAUTION It is not recommended that you operate this...

Page 10: ...n engaged for approximately ten 10 seconds before releasing the auger control Repeat this several times 5 6 7 8 With the auger control in the disengaged up position walk to the front of the machine Confirm that the auger has completely stopped rotating and shows NO signs of motion If the auger shows ANY signs of rotating immediately return to the operator s position and shut off the engine Wait fo...

Page 11: ...andle panel and is used to determine ground speed and direction of travel Forward ChokeControl The choke control is found on the rear of the engine and is activated by rotating the knob Activating the choke control closes the choke plate on the carburetor and aids in starting the engine Ignition Key The ignition key is a safety device It must be fully inserted in order for the engine to start Remo...

Page 12: ...to the auger housing ChuteAssembly Snow drawn into the auger housing is discharged out the chute assembly GasCap Unthread the gas cap to add gasoline to the fuel tank AugerControl f AUGER CONTROL The auger control is located on the left handle Squeeze the control grip against the handle to engage the augers and start snow throwing action Release to stop The drive control is located on the right ha...

Page 13: ... snow and ice become lodged in the chute assembly during operation proceed as follows to safely clean the chute assembly and chute opening 1 Release both the Auger Control and the Drive Control 2 Stop the engine by removing the ignition key 3 Remove the clean out tool from the clip which secures it to the rear of the auger housing 4 Use the shovel shaped end of the clean out tool to dislodge and s...

Page 14: ...on down for longer than seven 7 seconds at a time Doing so may damage your engine s electric starter 5 Once the engine starts release starter button 6 As the engine warms slowly rotate the choke control to the OFF position If the engine falters quickly rotate the choke control back to FULL and then slowly into the OFF position again 1 Place the stop switch in the ON position 2 Rotate choke control...

Page 15: ...the augers Replacing ShearPins The augers are secured to the spiral shaft with two shear pins and cotter pins If the auger should strike a foreign object or ice jam the snow thrower is designed so that the pins may shear If the augers will not turn check to see if the pins have sheared See Fig 5 1 CAUTION NEVER replace the auger shear pins with anything other than OEM Part No 738 04124A replacemen...

Page 16: ...e pressure to between 15 psi and 20 psi If the tire pressure is not equal in both tires the unit may pull to one side or the other Lubrication GearShaft The gear hex shaft should be lubricated at least once a season or after every twenty five 25 hours of operation 1 Carefully pivot the snow thrower up and forward so that it rests on the auger housing 2 Remove the frame cover from the underside of ...

Page 17: ...gures to the right and adjust the shift cable as follows 1 Place the shift lever in the fastest forward speed position 2 Loosen the hex nut on the shift cable index bracket See Fig 6 4 F Figure 6 4 3 Pivot the bracket downward to take up slack in the cable 4 Retighten the hex nut AugerControl Refer to the Assembly and Set up section for instructions on adjusting the auger control cable Skid Shoes ...

Page 18: ...r hex nut on the drive cable bracket See Fig 6 5 Figure 6 5 6 Position the bracket upward to provide more slack or downward to increase cable tension 7 Retighten the upper hex nut ChuteAssembly If the chute directional control is difficult to crank or if the chute assembly is rotating as a result of vibration the preload on the chute control assembly s spring can be adjusted Tighten the hex nut fo...

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

Page 20: ... as follows 1 Allow the engine to run until it is out of fuel 2 Remove the plastic belt cover on the front of the engine by removing the two self tapping screws Refer to Fig 7 1 3 Remove the belt as follows See Fig 7 6 a Roll the auger belt off the engine pulley b Use a wrench to pivot the idler pulley toward the right c Lift the drive belt offengine pulley Figure 7 6 4 Carefully pivot the snow th...

Page 21: ...riction wheel may need to be replaced Follow the instructions below Examine the friction wheel for signs of wear or cracking and replace if necessary 1 Allow the engine to run until it is out of fuel 2 Place the shift lever in third Forward F3 position 3 Carefully pivot the snow thrower up and forward so that it rests on the auger housing 4 Remove the frame cover from the underside of the snow thr...

Page 22: ...isassembling the friction wheel and replacing only the rubber ring proceed as follows 1 Remove the four screws which secure the friction wheel s side plates together SeeFig 7 11 F Figure 7 11 2 Remove the rubber ring from between the plates 3 Reassemble the side plates with a new rubber ring NOTE When reassembling the friction wheel assembly make sure that the rubber ring is centered and seated pr...

Page 23: ...e or damaged 3 Friction wheel worn 1 Move choke lever to OFF position 2 Fill tank with clean fresh gasoline 3 Drain fuel tank Refill with fresh fuel 4 Contact a Briggs Stratton Service Center 1 Stop engine immediately and disconnect spark plug wire Tighten all bolts and nuts If vibration continues have unit serviced by an authorized Service Center 1 Adjust drive control cable Refer to Maintenance ...

Page 24: ... 05984A Slide Shoe Standard Steel Slide Shoe Standard Polymer Slide Shoe Deluxe Steel Slide Shoe Deluxe Polymer 731 2643 Chute Clean out Tool 790 00117 790 00120 790 00121 790 00118 790 00119 Shave Plate 22 Shave Plate 24 Shave Plate 26 Shave Plate 28 Shave Plate 30 BS 794696 Key 759 3336 Champion RC12YC Resistor Spark Plug Phone 800 800 7310 to order replacement parts or a complete Parts Manual h...

Page 25: ...1 25 ...

Page 26: ...SECTION 11 NOTES ...

Page 27: ...SECTION 11 NOTES 27 ...

Page 28: ...pplicable manufactur er s warranty for terms and conditions b Log splitter pumps valves and cylinders havea separate one year warranty c Routine maintenance items such as lubricants filters 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 ser...

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