Snow Thrower Operator's Manual

ManualsBrandsMTD ManualsSnow BlowerE173

IMPORTANT: Read safety rules and instructions carefully before operating equipment.

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

Single Stage

Snowthrower

Model Series

140 through E173

PRINTED IN U.S.A.

Warning:

This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-

covered, brush-covered or grass-covered land unless the engine’s exhaust system is equipped 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 your nearest engine authorized

service dealer or contact the service department, P.O. Box 368022 Cleveland, Ohio 44136-9722.

FORM NO.

770-10044A.fm

(9/99)

Operator’s Manual

Summary of content (24 pages)

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Operator’s Manual Single Stage Snowthrower Model Series 140 through E173 IMPORTANT: Read safety rules and instructions carefully before operating equipment. Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forestcovered, brush-covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
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TABLE OF CONTENTS Content Page Important Safe Operation Practices .................................................................. 3 Assembling Your Snow Thrower ....................................................................... 5 Know Your Snow Thrower................................................................................. 7 Operating Your Snow Thrower .......................................................................... 8 Making Adjustments ..........................................
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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. read and follow all instructions in this manual before attempting to operate your snow thrower. Failure to comply with these instructions may result in personal injury. When you see this symbol, heed its warning.
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• • • • • • • • • stopped. Disconnect spark plug wire and keep away from plug to prevent accidental starting. Do not run engine indoors, except when starting engine and transporting snow thrower in or out of building. Open doors. Exhaust fumes are dangerous. Do not clear snow across the face of slopes. Exercise extreme caution when changing direction on slopes. Do not attempt to clear steep slopes. Never operate snow thrower without guards, plates, or other safety protection devices in place.
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SECTION 2: ASSEMBLING YOUR SNOW THROWER Unpacking from carton Raising upper handle • • • • Cut along corners of the carton and lay it down flat. See Figure 1. Remove packing material. Remove any loose parts included with unit (i.e., operator’s manual, etc.). Roll unit out of carton. Check carton thoroughly for any remaining loose part. Loosen the hand knob on each side of the handle. Remove packing material, if any.
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pair of pliers to obtain slack in order to hook it into the control handle. Hold the “Z” fitting with the pliers, not the cable, to avoid damaging the cable. • NOTE: The upper hole in the control handle provides for adjustment in belt tension. Refer to Belt Tension Adjustment Section of this manual for instructions. • Installing chute crank Assembling the chute Models with optional extended chute crank only • • Secure eyebolt with 5/16” saddle washer and hex nut.
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SECTION 3: KNOW YOUR SNOW THROWER Read this owner’s manual and safety rules and labels before operating your snow thrower. Compare the illustrations in Figure 9 with your equipment to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. The operation of any snow thrower can result in foreign objects being thrown into the operator’s eyes and causing severe eye damage.
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SECTION 4: OPERATING YOUR SNOW THROWER Fuel and oil mixture • Release the auger control handle to stop the snow throwing action and the forward motion. WARNING: Handle gasoline carefully; remember that it is highly flammable. Never fill fuel tank indoors, when engine is running or while engine is still hot. Do not smoke when filling fuel tank. Press auger control handle to engage auger Your snow thrower uses a two cycle engine that requires a mixture of gasoline and two cycle engine oil.
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SECTION 5: MAKING ADJUSTMENTS Belt tension WARNING: NEVER attempt to clean chute or make any adjustments or repairs while the engine is running. Periodic adjustment of the belt tension may be required due to normal stretch and wear on the belt. If the augers seem to hesitate while turning although engine maintains the same speed, adjust the belt tension following instructions below. Shave plate • To check the adjustment of the shave plate, place the unit on a level surface. See Figure 12.
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SECTION 6: SERVICE Replacing shave plate WARNING: Do not attempt to clean chute or make any adjustments or repairs while the engine is running. The shave plate is subject to wear. It should be checked periodically. There are two wearing edges and the shave plate can be reversed. See Figure 18 . • Remove the four carriage bolts and hex lock nuts which attach it to the snow thrower housing. • Install new shave plate, making sure the heads of the carriage bolts are on the inside of the housing.
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SECTION 7: MAINTENANCE General Recommendations Follow the maintenance schedule given below to get quality performance from your snow thrower for a long time. Lubrication • Lubricate pivot points on the control handle and the extension spring at the end of the clutch cable with a light oil once every season and before storage of the snow thrower at the end of the season.
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SECTION 8: OFF-SEASON STORAGE WARNING: Never store engine with fuel in tank indoors or in enclosed, poorly ventilated areas where fuel fumes may reach an open flame, spark or pilot light as on a furnace, water heater, clothes dryer, or other gas appliance. • • • • Engine Operator’s Manual. Preparing the engine for storage properly is important to prevent problems next season. Store in a clean, dry area. Block the snow thrower up so it is not resting on the rubber auger blades.
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SECTION 9: TROUBLESHOOTING GUIDE Problem Engine fails to start Cause Remedy 1. Fuel tank empty, or stale fuel 2. 3. 4. 5. Blocked fuel line Key not in ON position Spark plug wire disconnected Faulty spark plug 6. Gasoline and oil not mixed correctly Engine runs erratic 1. Unit running on choke 2. Fuel line blocked, or stale fuel 3. Water or dirt in fuel system 4. Carburetor out of adjustment Engine overheats 1. Gasoline and oil not mixed correctly 1.
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SECTION 10: PARTS LIST FOR MODELS 140 THROUGH E173 14
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Models 140 through E173 Ref. No. Part No. Ref. No. Part Description Part No. Part Description 1. 710-0167 Carriage Bolt 25. 736-0176 Flat Washer 2. 710-0276 Carriage Bolt 26. 736-0159 Washer 3. 710-0323 Pan Head Screw 27. 736-0326 Flat Washer 4. 710-0451 Carriage Bolt 28. 736-0329 Lock Washer 5. 710-0642 Hex Washer Screw 30. 741-0600 Ball Bearing 6. 710-1005 Hex Washer Screw 31. 746-0910A Cable—Clutch 7. 710-0773 Hex Washer Screw 32. 748-0234 Spacer 8.
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Models 140, 150, E150 and E151 Ref. No. Part No. Part Description 1. 710-1270 Oval C-Sink L Screw 2. 710-0487 Bolt Carriage 3. 712-0324 Nut Insl. Lock 4. 720-0284 Knob—Handle 5. 725-0157 Tie Cable 6. 746-0883 Control Lever Body 7. 747-0946 Handle Ass’y. Control 8. 749-0705 Handle—Upper 9. 736-0451 Saddle Washer Models 142, E152, E172 and E173 Ref. No. Part Description 1. 710-1270 Oval C-Sink L Screw 2. 710-0487 Carriage Bolt 3. 712-0324 Insul. Lock Nut 4.
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Models 140 and E142 Ref. No. Part No. Ref. No. Part Description Part No. Part Description 1. 684-0056 Dash—21" 16. 736-0185 Flat Washer 2. 710-1090 Hex Flange Screw 17. 736-0225 Internal Lock Washer 3. 710-0895 Hex Tap Screw 18. 736-0400 Flat Washer 4. 710-1268 Hex Tap Screw 20. 741-0475 Bushing 5. 712-0252 Hex Nut 21. 784-5178A Bracket, Chute Crank 6. 712-3010 Hex Nut 22. 784-5344 Crank Assembly, Chute 7. 714-0104 Cotter Pin 23. 714-0111 Cotter Pin † 9.
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Models 150, E150 and E173 Ref. No. Part No. Ref. No. Part Description Part No. Part Description 1. 710-0805 Hex Screw 15. 731-1089A Cover—Choke 2. 710-1005 Hex Washer Screw 16. 731-1133B Plug—Insert 3. 710-1003 Hex Screw 17. 735-0234 Grommet—Rubber 4. 710-1268 Hex Screw 18. 736-0119 Lock Washer 5. 712-0252 Jam Nut 19. 736-0185 Flat Washer 6. 712-3010 Hex Nut 20. 736-0225 Internal Lock Washer 7. 714-0104 Hairpin Clip 21. 736-0400 Flat Washer 8.
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Models E151 and E172 Ref. No. Part No. Ref. No. Part Description Part No. Part Description 1. 784-5572 Dash 15. 725-1425 Switch—Key 2. 710-0805 Hex Cap Screw 16. 726-0100 Push Cap 3. 710-1005 Hex Washer Screw 17. 731-1089A Choke Cover 4. 710-1003 Hex Screw 18. 731-1133B Plug—Insert 5. 710-1268 Hex Screw 19. 731-1765 Shroud, Black 6. 712-3010 Hex Nut 20. 735-0234 Grommet, Rubber 7. 714-0104 Hairpin Clip 21. 736-0119 Lock Washer 8. 714-0507 Cotter Pin 23.
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Models 140 and E142 Ref. No. Part No. Ref. No. Part Description Part No. Part Description 751-0535-12 Hose, Fuel — 12” 10. 754-0367 V-Belt 11. 756-0416B V-Pulley Half Hose Clamp 12. 756-0550 Pulley 736-0242 Bell Washer 13. 784-5177 Engine Support Bracket 6. 750-0589 Spacer 14. — 7. 750-0716 Spacer 8. 751-0352 Fuel Tank N/I OEM-390-697 1. 710-0157 Hex Cap Screw 9. 2. 710-0805 Hex Cap Screw 3. 710-0896 Washer Screw 4. 726-0205 5.
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Model 150 Ref. No. Part No. Ref. No. Part Description Part No. Part Description 1. 705-5139 Support Bracket, Gas Tank 12. 751-0535-16 Hose, Fuel Line—16” 2. 710-0157 Hex Cap Screw 13. 751-0540A Fuel Tank—2 qt. 4. 710-0289 Hex Screw 14. 751-0800 Fuel Cap 5. 710-0896 Washer Screw 15. 754-0101A V-Belt 6. 710-3025 Hex Cap Screw 16. 756-0416B V-Pulley Half 7. 726-0205 Hose Clamp 17. 756-0475 Pulley 8. 736-0119 Lock Washer 19. — 9. 736-0242 Bell Washer 10.
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Models E150, E151, E152, E172, E173 Ref. No. Part No. Ref. No. Part Description Part No. Part Description Extension Cord 13. 736-0329 Lock Washer 705-5139 Support Bracket, Fuel Tank 14. 741-0475 Plastic Bushing 710-0157 Hex Cap Screw 15. 751-0535-16 Hose, Fuel Line—16” 5. 710-0289 Hex Screw 16. 751-0540A Fuel Tank—2 qt. 6. 710-0896 Washer Screw 17. 751-0800 Fuel Tank Cap 7. 710-1003 Hex Screw 18. 754-0101A V-Belt 8. 710-3025 Hex Cap Screw 19.
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Your Notes Dates 23
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MANUFACTURER’S LIMITED WARRANTY The limited warranty set forth below is given by MTD PRODUCTS INC (“MTD”) with respect to new merchandise purchased and used in the United States, its possessions and territories. MTD warrants this product against defects in material and workmanship for a period of two (2) years commencing on the date of original purchase and will, at its option, repair or replace, free of charge, any part found to be defective in material or workmanship.