MTD 31AH7S3G701 Operator'S Manual Download Page 20 | Manualshive

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Summary of Contents for 31AH7S3G701

Page 1: ...ed with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it should be maintained in effective working order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark arrester for the muffler is available through ...

Page 2: ...roduct or have any questions regarding the controls operation or maintenance of this unit you can seek help from the experts Choose from the options below Visit yardman com for many useful suggestions Click on the Customer Support menu option If you prefer to reach a Customer Support Representative please call 1 800 800 7310 The engine manufacturer is responsible for all engine related issues with...

Page 3: ...lasses or eye shields during operation and while performing an adjustment or repair to protect your eyes Thrown objects which ricochet can cause serious injury to the eyes 3 Do not operate without wearing adequate winter outer 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 ...

Page 4: ...ed by the manufacturer e g wheel weights tire chains cabs etc 20 If situations occur which are not covered in this manual use care and good judgment Contact your dealer or telephone 1 800 800 7310 for assistance and the name of your nearest servicing dealer MAINTENANCE AND STORAGE 1 Never tamper with safety devices Check their proper operation regularly Refer to the maintenance and adjustment sect...

Page 5: ...h side of the lower handle See Figure 2 Figure 2 Raise the upper handle assembly until it locks over the lower handle Look at the lower rear of snow thrower frame to be sure both cables are aligned with cable roller guides Secure the upper handle and lower handle with the two plastic wing knobs cupped washers and carriage bolts previously removed and tighten the upper two plastic wing knobs See Fi...

Page 6: ...ut interrupting the snow throwing process If the auger control is engaged along with the drive control the operator can release the auger control on the left handle and the augers will remain engaged Release both controls to stop the augers and track drive IMPORTANT Always release drive control before changing speeds Auger Control The auger control is located on the left handle Squeeze the auger c...

Page 7: ...thrower operator wear gloves mittens to avoid extremities of winter while operating this equipment Track Steering Controls The left and right track steering controls are located on the underside of the handles and they are used to assist in steering the snow thrower Squeeze the right track control when turning right squeeze the left control when turning left Operate your snow thrower in open areas...

Page 8: ...me electrical system is grounded but a three hole receptacle is not available one should be installed by a licensed electrician before using the electric starter If you have a grounded three prong receptacle proceed as follows Move engine speed control to Fast position and set Choke Control to Full position Push Primer three 3 times making sure to cover vent hole when pushing Connect power cord to...

Page 9: ... behind the snow thrower engage the auger Allow the auger to remain engaged for approximately ten 10 seconds before releasing the auger control Repeat this several times With the engine running in the FAST position and 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 IMPORTANT If the...

Page 10: ...drive control and shift lever proceed as follows To check the adjustment of the traction control clutch and shift lever proceed as follows With the engine off move the shift lever all the way forward to the highest speed With the drive control released push the snow thrower forward The unit should roll forward Then engage the drive control The wheels should stop turning Now release the drive contr...

Page 11: ...e certain to check for correct adjustment of the shift rod as instructed under Final Adjustments in the Assembly Section before operating the snow thrower Skid Shoes The space between the shave plate and the ground can be adjusted See Figure 11 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 uneve...

Page 12: ...factory and it does not require checking If disassembled for any reason lubricate with 2 ounces of Shell Alvania grease EPR00 part number 737 0168 Before reassembling remove old sealant and apply new sealant See Figure 12 IMPORTANT Do not overfill the gear case since damage to the seals could result Be sure the vent plug is free of grease in order to relieve pressure Auger Shaft At least once a se...

Page 13: ...o wear They should be checked periodically and replaced when necessary To remove skid shoes remove four carriage bolts and flange lock nuts which attach them to the snow thrower Reassemble new skid shoes with the four carriage bolts and flange lock nuts See Figure 13 Figure 13 To remove the shave plate remove the carriage bolts and flange lock nuts which attach the shave plate to the snow thrower ...

Page 14: ... the stop bolt after the new belt has been assembled Figure 17 Replacing Friction Wheel Rubber The rubber on the friction wheel is subject to wear and should be checked after 25 hours of operation and periodically thereafter Replace the friction wheel rubber if any signs of wear or cracking are found Drain the gasoline from the snow thrower Tip the snow thrower up and forward so that it rests on t...

Page 15: ...ver 30 days prepare for storage as follows Remove gasoline from carburetor and fuel tank to prevent gum deposits from forming on these parts and causing possible malfunction of engine Run engine until fuel tank is empty and engine stops due to lack of fuel Drain carburetor by pressing upward on bowl drain located below the carburetor cover NOTE Fuel stabilizer is an acceptable alternative in minim...

Page 16: ...as cap vent hole plugged 1 Connect and tighten spark plug wire 2 Remove ice and snow from gas cap Be certain vent hole is clear Excessive vibration 1 Loose parts or damaged auger 1 Stop the engine immediately and disconnect the spark plug wire Tighten all bolts and nuts If vibration continues have the unit serviced by an authorized service dealer Unit fails to propel itself 1 Drive control cable i...

Page 17: ...17 NOTES ...

Page 18: ...7 21 8 Part of handle panel for reference only 13 25 4 9 3 24 20 14 26 11 19 30 29 32 34 38 39 40 41 42 43 11 45 45 46 47 48 49 50 51 52 53 54 54 55 56 57 58 59 60 40 61 62 63 64 65 43 67 68 69 72 70 71 9 53 40 16 74 75 76 77 9 64 81 68 79 9 78 28 23 10 75 75 16 15 12 75 66 70 44 2 73 18 11 19 43 ...

Page 19: ...0 0599 TT Screw 1 4 20 x 0 5 41 711 0653 Clevis Pin 42 712 0116 Jam Lock Nut 3 8 24 43 736 0159 Flat Washer 349 x 879 x 063 44 714 0145 Click Pin 45 714 0507 Cotter Pin 46 732 0145 Compression Spring 47 732 0193 Compression Spring 48 732 0746 Torsion Spring 49 735 0199A Rubber Bumper 50 736 0105 Bell Washer 51 736 0509 Flat Washer 52 746 0778 Drive Cable Z Fitting 53 747 0877 Cam Rod 54 748 0362 H...

Page 20: ...20 Model 7S3 20 2 3 4 5 6 7 8 14 9 10 12 13 13 14 18 20 11 23 14 25 11 15 16 22 14 19 46 43 41 45 35 38 47 40 42 28 33 27 39 49 44 37 34 36 31 1 24 48 32 29 17 21 26 30 ...

Page 21: ... Clean Out Tool Mount 16 731 2643 Clean Out Tool 17 790 00087A Bearing Housing 18 710 0604A Hex Screw 5 16 18 x 625 19 725 0157 Cable Tie 20 712 04065 Flange Lock Nut 3 8 16 21 741 0245 Hex Flange Bearing 22 784 5580 Skid Shoe 23 790 00118 Shave Plate 24 714 04040 Bow Tie Cotter Pin 25 684 0065 Impeller Assembly 26 715 0114 Pin 27 741 0661A Flange Bearing 28 684 04108 Spiral Assembly RH 29 736 018...

Page 22: ...22 Model 7S3 17 27 1 2 3 4 5 6 7 4 8 9 10 11 12 13 14 15 16 18 19 19 16 16 16 20 21 22 23 24 25 26 ...

Page 23: ...ve Clutch Idler Bracket 7 748 0234 Shoulder Spacer 8 756 0987 Pulley Half 9 754 0346 V Belt 10 756 0986 Pulley Half 11 736 0270 Bell Washer 12 710 0230 Hex Cap Screw 1 4 28 x 50 13 756 0313 Flat Idler 14 710 1245B Lock Hex Cap Screw 5 16 24 15 712 0181 Lock Jam Nut 3 8 16 16 756 0569 Pulley Half 17 710 0602 Self Tapping Screw 5 16 18 x 1 00 18 736 0505 Flat Washer 19 754 0430B Belt 20 756 0967 Aug...

Page 24: ...24 15 Model 7L3 25 19 26 27 24 23 22 21 16 17 18 19 20 29 30 31 32 32 32 34 30 32 27 26 19 25 36 21 24 23 22 12 2 30 10 18 19 20 2 1 13 11 14 9 3 7 6 5 4 2 40 39 38 28 8 35 41 33 37 29 29 ...

Page 25: ...11 1042 Hex Track Drive Shaft 15 684 0042C Friction Wheel Assembly 16 736 0160 Flat Washer 17 714 0474 Cotter Pin 18 741 0563 Ball Bearing 19 736 0242 Bell Washer 20 710 0538 Hex Cap Screw 5 16 18 x 625 21 710 0875 Tap Screw 1 4 20 x 75 22 736 0270 Bell Washer 265 ID x 75 OD 23 736 0176 Flat Washer 1 4 ID x 93 OD 24 741 1111 Hex Flange Bearing 25 710 0643 Hex Cap Screw 5 16 18 x 1 26 748 0234 Shou...

Page 26: ... 1 2 6 3 10 12 7 8 5 4 9 13 15 14 17 16 19 20 22 22 20 19 28 21 18 21 18 15 13 14 29 31 32 30 30 32 34 37 38 36 23 35 27 39 11 40 41 42 44 45 51 46 47 48 52 46 53 51 54 55 54 50 16 17 49 37 24 25 26 26 33 33 56 56 ...

Page 27: ...embly 24 684 0024 Idler Axle Assembly 25 710 1231 Eye Bolt 26 784 5639 Track Side Plate 27 711 0911 Actuator Shaft 28 713 0233 Chain 29 618 0169A Track Steering Shaft Assembly 30 683 0024 Track Hub Assembly 31 713 0437 Chain 32 741 0339 Flange Bearing 33 736 0287 Flat Washer 34 611 0053 Axle Assembly 35 750 0904 Spacer 36 618 0043 RH Dogg Assembly 37 750 0903 Spacer 38 732 0209 Extension Spring 39...

Page 28: ...stments 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 the United States its possessions and territories except those sold through MTD s authorized channels of export distribution f Replacement parts that are not genuine MTD part...

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