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Operator's Manual
Model
E663G
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 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.
MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722
FORM NO. 770-10049A.fm
PRINTED IN U.S.A.
(6/99)
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Summary of Contents for MTD E663G
- Page 1 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. MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722 FORM NO. 770-10049A.fm PRINTED IN U.S.A.
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Page 2: Table Of Contents
(Model Number) (Serial Number) MTD PRODUCTS INC CLEVELAND, OHIO 44136 CALLING CUSTOMER SUPPORT If you have difficulty assembling this product or have any questions regarding the controls, operation or maintenance of this unit, please call the Customer Support Department. -
Page 3: Important Safe Operation Practices
SECTION 1: IMPORTANT SAFE OPERATION PRACTICES This Warning 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. -
Page 4: Maintenance And Storage
• When cleaning, repairing, or inspecting, make certain the auger, impeller and all moving parts have 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. -
Page 5: Loose Parts
SECTION 2: LOOSE PARTS The snow thrower is shipped with following loose parts in the carton. Please remove all loose parts from the carton before discarding it. See Figure 1 to identify the parts noting that these parts may be referred to again in the following sections of this manual. -
Page 6: Final Adjustments
NOTE: If the connector is not properly assembled, the shift rod will pivot and you will not be able to change speeds or change directions. • Unwrap the headlight wire which is attached to the headlight, beneath the handle panel. Wind the headlight wire around the right handle until excess slack is removed. -
Page 7: Know Your Snow Thrower
b. Engage the traction control, and attempt to move them machine both forward and rearward. You should experience resistance as the wheels should not be turning. • Move the shift lever into the fast reverse (R2) position and repeat the previous steps (a & b). If you experienced resistance either when repositioning the shift lever from 6 to R2 or when attempting to move the machine forward or rearward with the traction... -
Page 8: Operating Your Snow Thrower
Fuel Shut-off Valve The fuel shut-off valve, located under fuel tank, controls fuel flow from the tank. Always make certain it is in the Open (vertical) position before attempting to start the engine. Throttle Control The throttle control is located on the engine. It regulates the speed of the engine. -
Page 9: Operating Tips
• Electric Start: Do NOT prime engine. Push starter button on top of the engine to crank the engine. When engine starts, release starter button. • Recoil Start: Grasp starter handle (see Figure 7) and pull rope out slowly, until it pulls slightly harder. Let rope rewind slowly. -
Page 10: Making Adjustments
SECTION 6: MAKING ADJUSTMENTS WARNING: NEVER attempt to clean chute or make any adjustments while engine is running. Chute Assembly Adjustment The distance snow is thrown can be adjusted by adjusting the angle of the chute assembly. The sharper the angle, the shorter the distance snow is thrown. To adjust the chute assembly, loosen the wing knob found on the let side of the chute and pivot the upper portion of the chute. -
Page 11: Shift Rod Adjustment
If adjustment is necessary: • Loosen the jam nut on the traction drive cable and thread the cable in or out as necessary. • Retighten the jam nut to secure the cable when correct adjustment is reached. • Reassemble the frame cover. NOTE: If you placed plastic film under the gas cap, be certain to remove it before operating the snow thrower. -
Page 12: Maintaining Your Snow Thrower
SECTION 7: MAINTAINING YOUR SNOW THROWER Lubrication WARNING: Disconnect the spark plug wire and ground against the engine before performing any maintenance procedures. Engine Refer to the separate engine manual packed with your unit for all engine lubrication instructions. When following instructions in separate IMPORTANT: engine manual for draining oil, be sure to protect frame to avoid oil dripping onto transmission parts. -
Page 13: Service
SECTION 8: SERVICE WARNING: Disconnect the spark plug wire and ground against the engine before performing any repairs or maintenance. Engine Refer to the separate engine manual packed with your unit for all engine related maintenance procedures. Belt Removal And Replacement WARNING: Disconnect the spark plug wire from the spark plug and ground. - Page 14 Drive Belt • Follow the first four steps of the instructions for servicing the auger belts. • Pull idler pulley up, and lift belt off engine pulley and friction wheel disc. See Figure 17. • Back out the stop bolt until the support bracket rests on the auger pulley.
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Page 15: Off-Season Storage
SECTION 9: OFF-SEASON STORAGE WARNING: Never store engine with fuel in tank indoors or in 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. -
Page 16: Troubleshooting
SECTION 10: TROUBLESHOOTING Problem Engine fails to start 1. Fuel tank empty, or stale fuel. 2. Blocked fuel line. 3. Choke not in ON position 4. Faulty spark plug. 5. Safety key not in ignition switch on engine. 6. Spark plug wire disconnected. 7. -
Page 17: Parts List
SECTION 11: PARTS LIST Model 663 Ref. 618-0123 618-0124 710-0642 711-0910 714-0161 715-0143 717-0528 717-0526 718-0186 721-0325 721-0327 736-0351 736-0369 736-0445 741-0662 741-0663 618-0122 — 737-0168 Part No. Part Description RH Housing LH Housing Self Tapping Screw, 1/4-20 x .75 Spiral Axle, 28”... - Page 18 Model 663 Blower Housing Drive Clutch Cable Auger Clutch Cable Auger Clutch Cable...
- Page 19 Model 663 Ref. Part No. Part Description 710-1652 Hex Screw 784-5688 Drive Cable Guide Bracket 784-5687 Auger Clutch Cable Bracket 756-0625 Roller Cable 738-0924 Hex Screw 1/4-28 684-0030 Frame Assembly 741-0563 Ball Bearing 736-0105 Bell Washer 712-0116 Lock Jam Nut 741-0598 Hex Flange Bearing 736-0188...
- Page 20 Model 663...
- Page 21 Model 663 Ref. Part No. Part Description 712-0116 Lock Jam Nut 3/8-24 756-0178 Flat Idler 784-5632A Auger Idler Arm 710-0459A Hex Cap Screw 3/8-24 x 1.50 738-0281 Shoulder Screw 736-0174 Wave Washer 732-0611 Extension Spring 712-3068 Hex Nut 5/16-18 712-3010 Hex Nut 5/16-18 736-0119 Lock Washer 5/16...
- Page 22 Model 663...
- Page 23 Model 663 Ref. IMPORTANT: For a proper working machine, use Factory Approved Parts. V-BELTS are specially designed to engage and disengage safely. A substitute (non OEM) V-Belt can be dangerous by not disengaging completely Part No. Part Description 710-0599 Hex Washer Screw 1/4-20 x .50 731-1324 Belt Cover 732-0710...
- Page 24 Model 663 41 42 (for ground wire of light ass’y)
- Page 25 Model 663 Ref. Part No. Part Description 684-0008A Shift Arm Assembly 684-0022 Chute Crank Ass’y 715-0138 Rolled Pin 710-0262 Carriage Bolt, 5/16-18 x 1.5 710-0449 Carriage Bolt, 5/16-18 x 2.25 710-0788 Self Tapping Screw, 1/4-20 x 1 710-3008 Hex Cap Screw, 5/16-18 x .75 710-3015 Hex Cap Screw, 1/4-20 x .75 711-0677...
- Page 28 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...