MTD OEM-190-823 Operator'S Manual Download Page 1

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PRINTED IN U.S.A.

FORM NO. 770-10279

Model
OEM-190-823

42-inch Snow Thrower Attachment

Operator’s Manual

For FastAttach

™

Compatible Lawn Tractors & Garden Tractors

MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722

(7/99)

Summary of Contents for OEM-190-823

Page 1: ... U S A FORM NO 770 10279 Model OEM 190 823 42 inch Snow Thrower Attachment Operator s Manual For FastAttach Compatible Lawn Tractors Garden Tractors MTD PRODUCTS INC P O BOX 368022 CLEVELAND OHIO 44136 9722 7 99 ...

Page 2: ...LLING CUSTOMER SUPPORT LOCATE YOUR MODEL NUMBER AND SERIAL NUMBER Record this information in the space provided To find your unit s specific model number and serial number see SECTION 1 FINDING YOUR MODEL NUMBER If you are having difficulty assembling this product or if you have any questions regarding the controls operation or maintenance of this unit please call the Customer Support Department C...

Page 3: ...rely and wipe off any spilled gasoline before starting the engine as it may cause a fire or explosion Adjust collector housing height to clear gravel or crushed rock surface Never attempt to make any adjustments while engine is running except where specifically recommended by manufacturer Let the tractor s engine and the machine adjust to outdoor temperature before starting to clear snow Always we...

Page 4: ...d on Snow Thrower SECTION 4 TO THE OWNER Model 823 42 inch two stage snow thrower is designed for use on FastAttach Compatible Lawn Tractors and Garden Tractors ONLY It will NOT fit nor operate properly or safely on ANY other tractor The instructions in this manual are divided into sections Carefully read all sections and study the illustrations to ensure proper installation and usage of this atta...

Page 5: ... 0481 One Lower V belt 754 0125A Figure 3 Chute Directional Support w Tilt Lever Undercarriage Ass y w Upper V belt Auger Housing Assembly Lift Handle Self adhesive Cable Ties Upper V belt 754 0481 Lower V belt for manual PTO tractors 754 0371A for electric PTO tractors NOTE Two upper drive belts are included with your snow thrower attachment The belt 754 0371A packaged with the under carriage ass...

Page 6: ...ng the undercarriage make sure that the replacement belt is routed to the INSIDE the belt keeper found on the undercarriage idler pulley and the keeper pins found around the spindle pulley Also make certain that the flat side of the belt is facing outward as it sits against both the idler pulley and spindle pulley This allows the V side of the belt to ride snugly in both pulleys 2 Remove the four ...

Page 7: ...ute Directional Control Figure 5 1 Attach the chute directional control assembly to the upper lift link on the left side of the auger housing assembly with two hex screws and two flange lock nuts as illustrated in Figure 5 2 Slide the upper chute crank rod through the eyelet in the top of the chute directional control the eyebolt found midway down and into the joint block found on the lower chute ...

Page 8: ...ed in Figure 6 2 Fasten the lift cable to the lift handle with two of the cable ties provided Pull the cable ties until they re snug and trim off any excess Mounting the Auger Housing Assembly Figure 7 Lift Handle Lift Bracket Flange Lock Nuts Hex Screws Cable Ties Front Pivot Support Bracket Shoulder Bolt Support Pins Hooks Release Support Pin Into This Hole Support Tube Lift Assembly ...

Page 9: ...assembly are positioned over the shoulder bolts found on both left right of the tractor s front pivot support brackets 5 Grasp the upper portion of the auger housing and pivot the assembly upward until the holes of the support pins align with holes in the tractor s front pivot support bracket 6 Pull the support pin on the right side of the auger housing outward and rotate it slightly until it alig...

Page 10: ...ound the spindle pulley and idler pulley found on the undercarriage the lower portion of the engine pulley and the two pulleys found on the manual PTO double idler bracket as illustrated in Figure 9 Make sure that the belt is routed to the INSIDE of all belt keepers on the idler pulleys and the keeper pins found around the spindle pulley IMPORTANT Make certain that the flat side of the belt is fac...

Page 11: ...idler pulley as illustrated in Figure 10 Make sure that the belt is routed to the INSIDE of the belt keeper on the undercarriage idler pulley and the remaining keeper pins found around the spindle pulley IMPORTANT Make certain that the flat side of the belt is facing outward as it sits against both the engine pulley and spindle pulley This allows the V side of the belt to ride snugly in both pulle...

Page 12: ...t Move the PTO knob on tractor s equipped with an electric PTO or PTO lever on tractor s equipped with a manual PTO into the ON position to engage the augers and impeller Move the PTO knob on tractor s equipped with an electric PTO or PTO lever on tractor s equipped with a manual PTO into the OFF position to disengage the augers and impeller NOTE The PTO knob on units equipped with an electric PTO...

Page 13: ...s and hardware are fastened securely and tight on both the tractor and the snow thrower attachment prior to use Make certain the snow thrower is assembled properly and mounted to the tractor as instructed earlier in this manual Test all the controls tractor PTO snow thrower lift handle chute tilt lever chute crank for smooth operation prior to operating the snow thrower in snow Make all adjustment...

Page 14: ...ng For close snow removal place skid shoes in the low position Use middle or high position when area to be cleared is uneven See Figure 12 IMPORTANT It is NOT recommended that this snow thrower be operated on a gravel surface as loose stones can be easily picked up and thrown by the machine If you must operate on a gravel surface ALWAYS adjust the skid shoes into the HIGH position to allow the sha...

Page 15: ...a few turns then tighten the lower hex nut to shorten the cable length See Figure 14 Loosen the lower hex nut a few turns then tighten the upper hex nut to lengthen the cable See Figure 14 SECTION 10 LUBRICATION Auger Shaft At least once a season remove the shear bolts on the auger shaft Oil or spray lubricant inside and on the plastic bearings on the shaft and near the holes where the shear bolts...

Page 16: ... 61 66 55 47 48 62 53 71 75 72 82 81 80 79 70 76 28 78 32 67 69 68 94 92 90 33 85 91 86 87 84 88 89 83 98 96 98 89 61 33 100 54 54 99 97 34 45 37 27 34 25 44 40 36 28 33 38 41 26 29 32 46 73 43 42 55 30 31 8 IMPORTANT For a proper working machine use Factory Approved Parts V belts are especially designed to engage and disengage safely A substitute non OEM V belt can be dangerous by not disengaging...

Page 17: ...02 Chute Tilt Bracket Assembly 48 710 0262 Carraige Bolt 5 16 18 x 1 5 49 710 0451 Carraige Bolt 5 16 18 x 75 50 710 0896 Hex Index Washer Screw 1 4 14 x 625 51 710 3015 Hex Cap Screw 1 4 20 x 75 52 712 0429 Nylon Hex Lock Nut 5 16 18 53 712 3004A Flange Lock Nut 5 16 18 54 712 3027 Hex Flange Lock Nut 1 4 20 55 720 0232 Knob 56 731 0851A Chute Flange Keeper 57 731 1300A Lower Chute 58 731 1313B C...

Page 18: ...9 28 17 29 4 23 12 29 2 22 29 12 22 27 33 18 19 10 27 33 11 19 18 33 27 30 37 30 27 33 37 14 34 20 26 20 26 61 60 62 19 5 64 67 8 66 65 63 59 39 58 51 58 57 57 43 45 46 49 48 54 43 55 50 47 56 40 42 42 41 68 69 69 69 69 70 67 ...

Page 19: ...Shoe 36 784 5149 Joint Block Assembly 37 784 5618 Hex Bearing Housing 1 0 38 784 5647 Chute Crank Bracket 39 618 0123 RH Reducer Housing Incl Ref 57 58 40 618 0124 LH Reducer Housing Incl Ref 57 58 41 703 2733 Housing Brace Plate 42 710 0642 Self Tapping Screw 1 4 20 x 75 43 711 1395 Spiral Axle 41 5 44 714 0161 Hi Pro Key 3 16 x 5 8 45 715 0143 Spring Spirol Pin 25 x 1 25 46 717 0528 Worm Gear 20...

Page 20: ...ate manufacturer s warranty Please refer to the applicable manufacturer s warranty on these items b Routine maintenance items such as lubricants filters blade sharpening and tune ups or adjustments such as brake adjustments clutch adjustments or deck adjustments and normal deterioration of the exterior finish due to use or exposure c Log splitter pumps valves and cylinders have a sepa rate one yea...

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