MTD H660G User Manual

Page 1

Operator’s Manual

Snow Thrower

Model H660G

IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

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 361131 Cleveland, Ohio 44136-9722.

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-9722

FORM NO

PRINTED IN U.S.A.

769-00814.fm

(6/2003)

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TABLE OF CONTENTS

Content Page

Important Safe Operation Practices ........................................................................ 3

Assembling Your Snow Thrower ............................................................................. 5

Know Your Snow Thrower....................................................................................... 6

Operating Your Snow Thrower................................................................................ 8

Making Adjustments................................................................................................ 11

Maintaining Your Snow Thrower ............................................................................. 13

Service.................................................................................................................... 14

Off-Season Storage................................................................................................. 16

Troubleshooting ...................................................................................................... 17

Parts List ................................................................................................................. 18

FINDING MODEL NUMBER

This Operator’s Manual is an important part of your new snow thrower. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says.

Before you start assembling your new equipment, please locate the model plate on the equipment and copy the

information from it in the space provided below. The information on the model plate is very important if you

need help from our Customer Support De partment or an authorize d dealer.

You can locate the model number by standing b ehind the unit in the operating position and looking down at

the rear frame below the engine. A sample model plate is explained b elow. For future refe rence, please copy

the model number and the serial number of the equipment in the space below.

(Model Number)

Copy the model number here:

Copy the serial number here:

www.mtdproducts.com

(Serial Number)

MTD LLC P. O. BOX CLEVELAND,OH 330-220-4683 800-800-7310

361131

44136

ENGINE INFORMATION

The engine manufacturer is responsible for all engine-rel ated issues with regard to performance, power-rating, specifications, warranty and service. Please refer to the eng ine manufacturer’s Owner’s/ Operator’s Manual packed separately with your unit for more information.

CALLING CUSTOMER SUPPORT

Please do NOT return the unit to the retailer from which it was purchased, without first contacting Customer Support.

Should you have difficulty assembling this product or have any questions regarding the controls, opera tion or maintenance of this unit, please call the Customer Support Depart ment.

Call 1- (330) 220 -4MTD (4683) or 1- (800) 800-7310 to reach a Customer Support representa tive. Please have your unit’s model number and serial number ready when yo u call. See previous section to locate this information. You will be asked to enter the se rial number in order to process your call.

For more details about your unit, visit our website at www.mtdproducts.com

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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES

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 this machine. Failure to comply with these instructions may result in personal

injury. When you see this symbol—heed its warning.

WARNING: Engine Exhaust, some of its constituents, and certain vehicle components

contain or emit chemicals known to the State of California to cause cancer, birth defects or other reproductive harm

DANGER: This machine was built to be operated according to the rules for safe operation in this

manual. As with any type of power equipment, carelessness or error on the part of the operator can result in serious injury. This machine is capable of amputating hands and feet and throwing objects.

Failure to observe the following safety instructions could result in serious injury or death.

TRAINING

1. Read, understand, and follow all instructions on the machine and in the manual(s) before attempting to assemble and operate. Keep this manual in a safe place for future and regular reference and for ordering replacement parts.

2. Be familiar with all controls and their proper operation. Know how to stop the machine and disengage them quickly.

3. Never allow children under 14 years old to operate this machine. Children 14 years old and over should read and understand the operation instructions and safety rules in this manual and should be trained and supervised by a parent.

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, helpers, pets and children at least 75 feet from the machine while it is in operation. Stop machine if anyone enters the area.

7. Exercise caution to avoid slipping or falling, especially when operating in reverse.

PREPARATION

1. Thoroughly inspect the area where the equipment is to be used. Remove all doormats, newspapers, sleds, boards, wires and other foreign objects, which could be tripped over or thrown by the auger/impeller.

2. Always wear safety glasses or eye shields during operation and while performing an adjustment or repair to protect your eyes. Throw n 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.

4. Use a grounded three-wire extension cord and receptacle for all units with electric start engines.

5. Adjust collector housing height to clear gravel or crushed rock surfaces.

6. Disengage all clutch levers before starting the engine.

7. Never attempt to make any adjustments while engine is running, except where specifically recommended in the operator’s manual.

8. Let engine and machine adjust to outdoor temperature before starting to clear snow.

9. To avoid personal injury or property damage use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. Serious personal injury can occur when gasoline is spilled on yourself or your clothes, which can ignite. Wash your skin and change clothes immediately.

a. Use only an approved gasoline container. b. Extinguish all cigarettes, cigars, pipes and other

sources of ignition. c. Never fuel machine indoors. d. Never remove gas cap or add fuel while the

engine is hot or running. e. Allow engine to cool at least two minutes before

refueling. f. Never over fill fuel tank. Fill tank to no more than

½ inch below bottom of filler neck to provide space

for fuel expansion. g. Replace gasoline cap and tighten securely. h. If gasoline is spilled, wipe it off the engine and

equipment. Move machine to another area. Wait 5

minutes before starting the engine. i. Never store the machine or fuel container inside

where there is an open flame, spark or pilot light

(e.g. furnace, water heater, space heater, clothes

dryer etc.). j. Allow machine to cool at least 5 minutes before

storing.

OPERATION

1. Do not put hands or feet near rotating parts, in the auger/ impeller housing or discharge chute. Contact with the rotating parts can amputate hands and feet.

2. The auger/impeller clutch lever is a safety device. Never bypass its operation. Doing so makes the machine unsafe and may cause personal injury.

3. The clutch levers must operate easily in both directions and automatically return to the disengaged position when released.

4. Never operate with a missing or damaged discharge chute. Keep all safety devices in place and working.

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5. Never run an engine indoors 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.

8. Exercise extreme caution when operating on or crossing gravel surfaces. Stay alert for hidden hazards or traffic.

9. Exercise caution when changing direction and while operating on slopes.

10. Plan your snow-throwing pattern to avoid discharge towards windows, walls, cars etc. Thus, avoiding possible property damage or personal injury caused by a ricochet.

11. Never direct discharge at children, bystanders and pets or allow anyone in front of the machine.

12. Do not overload machine capacity by attempting to clear snow at too fast of a rate.

13. Never operate this machine without good visibility or light. Always be sure of your footing and keep a firm hold on the handles. Walk, never run.

14. Disengage power to the auger/impeller when transporting or not in use.

15. Never operate machine at high transport speeds on slippery surfaces. Look down and behind and use care when in reverse.

16. If the machine should start to vibrate abnormally, stop the engine, disconnect the spark plug wire and ground it against the engine. Inspect thoroughly for damage. Repair any damage before starting and operating.

17. Disengage all clutch levers and stop engine before you leave the operating position (behind the handles). Wait until the auger/impeller comes to a complete stop before unclogging the discharge chute, making any adjustments, or inspections.

18. Never put your hand in the discharge or collector openings. Always use the clean-out tool provided to unclog the discharge opening. Do not unclog discharge chute while engine is running. Shut off engine and remain behind handles until all moving parts have stopped before unclogging.

19. Use only attachments and accessories approved by the manufacturer (e.g. wheel weights, tire chai ns, 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 sections of this manual.

2. Before cleaning, repairing or inspecting machine disengage all clutch levers and stop engine. Wait until the auger/impeller come to a complete stop. Disconnect the spark plug wire and ground against the engine to prevent unintended starting.

3. Check bolts and screws for proper tightness at frequent intervals to keep the machine in safe working condition. Also, visually inspect machine for any damage.

4. Do not change the engine governor setting or over-speed the engine. The governor controls the maximum safe operating speed of the engine.

5. Snow thrower shave plates and skid shoes are subject to wear and damage. For your safety protection, frequently check all components and replace with original equipment manufacturer’s (OEM) parts only. “Use of parts which do not meet the original equipment specifications may lead to improper performance and compromise safety!”

6. Check clutch controls periodically to verify they engage and disengage properly and adjust, if necessary. Refer to the adjustment section in this operator’s manual for instructions.

7. Maintain or replace safety and instruction labels, as necessary.

8. Observe proper disposal laws and regulations for gas, oil, etc. to protect the environment.

9. Prior to storing, run machine a few minutes to clear snow from machine and prevent freeze up of auger/impeller.

10. Never store the machine or fuel container inside where there is an open flame, spark or pilot light such as a water heater, furnace, clothes dryer etc.

11. Always refer to the operator’s manual for proper instructions on off-season storage.

WARNING — YOUR RESPONSIBILITY:

Restrict the use of this power machine to persons who read, understand and follow the warnings and instructions in this manual and on the machine. The safety labels are shown below for your reference.

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SECTION 2: ASSEMBLING YOUR SNOW THROWER

Loose Parts

The augers are secured to the auger shaft with two shear bolts and hex lock nuts. If you hit a foreign object or ice jam, the snow thrower is designed so tha t the bolts may shear. Two replac ement shear bolts and nut s are provided for your convenience. Store in a sa fe place until needed. See Figure 1.

Shear Bolts

Hex Lock Nuts

Upper Shift Rod

Shift Rod Connector

Lower Shift Rod

Figure 1

Assembly

WARNING: Disconnect spark plug wire

and ground it against the engine to prevent unintended starting.

NOTE: All references to right or left side of the snow thrower are determined from behind the unit in the operating position. The “operator’s position” is defined as standing directly behind the snow thrower, f acing the handle panel.

• Remove the lower two plastic wing knobs, cupped washers and carriage bolt (eyebolt on the left side) from the lower handle. See Figure 2.

Lower Handle

Handle Panel

Wing Nuts

Figure 3

• Slide the connector down over the end of the lower shift rod. See Figure 3. Tap the connector until it locks on the lower shift rod.

If the connector is not properly assembled, the shift rod will pivot and you will not be able to change speeds or change directions.

• Thread the jam nuts all the way up each of the “Z” fittings, toward the handle panel. See Figure 4.

Control Lever

“Z” Fitting

Handle

Panel

Upper Handle

Wing Nuts, Washers, & Bolts

Figure 2

• Raise the upper handle assembly until it locks over the lower handle. See Figur e 3.

• Observe the lower rear area of the snow thro wer to be sure both cables are aligned with roller guides.

• Secure the upper handle and lower handle with t he two plastic wing knobs, cupped washers and carriage bolt (eyebolt on the left side) previously removed. See Figure 3.

Jam Nut

Cable Coupling End

Make Sure Cable Is Straight

Figure 4

• Make certain all cables are in the grooves of the cable roller guides located in the lower rear of the unit, one on each side.

• Thread the coupling end of the cable onto the threaded portion of the “Z” f itting until the rubber bumper (located on the underside of the co ntrol lever) only lightly contacts the upper handle.

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IMPORTANT:

should NOT be tight. An overtightened cable may prohibit the auger and drive from disengaging.

The cable should have very little slack, but

WARNING: Over-tightening the cable may

prohibit the auger and drive from d isengaging and compromise the safety of the snow thrower. Do NOT overtighten the cable.

• Unwrap the headlight wire, which is attached to the headlight beneath the handle pa nel.

• Wind the headlight wire around the right handle until excess slack is removed.

• Plug the wire from the headlight into the wire lead coming from the right side of the engine, beneat h the fuel tank. See Figure 6.

• Once properly adjusted, tighten the jam nut against the coupling end of the cable to lock it in position.

Refer to Auger Control Test on page 9 prior to operating your snow thrower. Read and follow all instructions carefully and perform all adjustments to verify your snow thrower is operating safely and properly.

• If not already attached, slip the cables that run from the handle panel to the chute into the cable guide located on top of the engine. See Figure 5.

Cable Guide

Figure 5

SECTION 3: KNOW YOUR SNOW THROWER

Lower Handle

Lamp Wire

Alternator Lead

Figure 6

WARNING: Be familiar with all controls

and their proper operation. Know how to stop the machine and disengage them quickly.

Shift Lever

The shift lever is located in the center of the handle panel. The shift lever may be moved into one of eight positions. Run engine with throttle in the fast position. Use the shift lever to determine ground speed.

Forward: Ther e are six speeds. Position one (1) is the slowest. Position six (6) is the fastest.

Reverse: There are two reverse (R) speeds R1 and R2. The “R2” closest to the operator (all the way back) is the faster of the two.

Auger/Traction Control

The auger control is located on the left handle. Squeeze the control to engage the augers; release to stop the augers. The traction control must also be released.

The traction control is located on t he right handle. Squeeze the control to engage the wheel drive. Release to stop.

Traction / Auger Control Lock

This same control also locks the auger control so you can turn the chute directional control without interrupting the snow throwing process. If the auger control is engaged with the traction control engaged, the operator can release the auger control (on the lef t handle) and the augers will remain engaged. Release the traction control to stop both the auge rs and wheel drive (auger control must also be released).

Chute Directional Control

The chute directional control is loca ted on left hand side of the snow thrower.To change the direction in which snow is thrown, rotate chute directional control as follows:

• Clockwise to discharge to the left.

• Counterclockwise to discharge to the right.

Chute Tilt Control

The distance snow is thrown can be changed by adjusting the angle of the chute assembly. Move the chute tilt control forward to decrease the distance, toward the rear to increase. See Figure 7.

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Traction Control / Auger Control Lock

Heated Handles Switch

Headlight

Discharge Chute

Shift Lever

Chute Tilt Control

Auger Drive Control

Chute Directional Control

Choke

Clean-out

Tool

Spark Plug

Primer

Recoil Starter

Handle

Closed

Auger

Skid Shoe

Figure 7

Heated Handles Switch

The heated handles switch is located on the right side of the snow thrower handle panel. To activate the heated handles, toggle the switch to the right to generate heat within the handles. Toggle the heated handles switch to the left into the OFF position after using the snow thrower.

The heated handles are a compliment t o, not a substitute for, proper cold weathe r outerwear for hands. It is recommended that the user wear adequat e winter protection for hands (like gloves/mittens) when operating this snow thrower.

Headlight

The headlight is on whenever the engine is running.

Chute Clean-Out Tool

WARNING: Never use your hand to clear a

clogged discharge chute. Shut off engine and remain behind handles until all moving parts have stopped before unclogging.

Ignition Key

Throttle Control

Open

Fuel Shut-Off Valve

Ignition Key

The ignition key must be inserted in the switch in order for the engine to start. Remo ve the ignition key when the snow thrower is not in use.

NOTE: Do NOT “turn” the ignition key in an attempt to start the engine. Doing so may cause it to break.

Fuel Shut-Off Valve (optional equipmen t)

On models so equipped, the fuel shut-off valve, located under fuel tank, controls fuel-flow from the gas tank. See Figure 7.

Throttle Control

The throttle control is located on the engine. It re gulates the speed of the engine. See Figure 7.

Skid Shoe

The position of the skid shoe is determined by the condition of the ground from where snow has to be removed. See Figure 7.

The chute clean-out tool (see Figure 7) is designed to clear a clogged discharge chute. Refer to Operating Your Snow Thrower on page 10 for detailed instructions on how to properly use the chute clean-out tool.

NOTE: This item is fastened with a cable tie to the rear of the Auger Housing at the factory. Cut the cable tie before operating the snow thrower.

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SECTION 4: OPERATING YOUR SNOW THROWER

Before Starting

WARNING: Read, understand, and follow

all instructions and warnings on the machine and in this manual before operating.

• The spark plug wire was disconnected for safety. Attach spark plug wire to spark plug before starting.

Gas And Oil Fill-up

• At the factory, a plastic cup is inserted inside the fuel tank’s fill opening (beneath the fuel cap) to prevent debris from entering the fuel tank during assembly. Remove and discard this cup before filling up the tank.

WARNING: Use extreme care when

handling gasoline. Gasoline is extremely flammable and the vapors are explosive. Never fuel machine indoor or while the engine is hot or running. Extinguish cigarettes, cigars, pipes and other sources of ignition.

Starting Engine

IMPORTANT:

thrower, read, understand and follow ALL instructions to perform adjustments found under the heading Auger Control Test on page 9 of this manual.

• Attach spark plug wire to spark plug. Make certain the metal loop on end of the spark plug wire (inside the boot) is fastened securely over t he metal tip on the spark plug. See Figure 8.

Metal Loop

• Make certain the fuel shut-off valve, if so equipped, is in the OPEN (vertical) position.

• Make certain the auger and tra ction controls are in the disengaged (released) position.

• Move throttle control up to FAST position. Insert ignition key into slot. Be certain it snaps into place. Do not turn key. See Figure 7.

NOTE: Engine will not start unless ignition key is inserted into ignition slot in carburetor cover. Do not turn ignition key.

Prior to operating your snow

Rubber Boot

Figure 8

Recoil Starter:

• Rotate choke knob to FULL choke position (cold engine start).

• If engine is warm, place choke in OFF position instead of FULL.

• Push primer button three or four times for cold engine start. DO NOT use primer to restart a warm engine after a short shutdown.

NOTE: Always cover vent h ole in primer button when pushing. Additional priming may be necessary for first start if temperature is below 15 degrees Fahrenheit.

• Grasp starter handle and pull rope out slowly, until it pulls slightly harder. Let rope rewind slowly.

• Pull starter handle rapidly. Do not allow handle to snap back. Allow it to rewind slowly while keeping a firm hold on the starter handle.

• Repeat step above until engine starts.

• As engine warms up and begins to oper ate evenly, rotate choke knob slowly to OFF position. If engine falters, return to FULL choke, then slowly move to OFF position.

Electric Starter

The electric starter is equipped with a grounded threewire power cord and plug, and is designed to operate on 120 volt AC household current.

WARNING: The electric starter must be

used with a properly grounded three-prong receptacle at all times to avoid possibility of electric shock. Follow all instructions carefully to operate the electric starter.

• Determine that your house wiring is a three-wire grounded system. Ask a licensed electrician if you are not certain.

• If your home wiring system is not a three-wire grounded system, do not use this electric starter under any conditions.

• If your home electrical system is grounded, but a three-hole receptacle is not availab le, one should be installed by a licensed electrician before using the electric starter.

• If you have a grounded three-prong receptacle, proceed as follows:

• Connect power cord to switch box on engine. Plug the other end of power cord into a three-pro ng 120volt, grounded, AC receptacle.

• Rotate choke knob to FULL choke position (cold engine start). If engine is warm, place choke in OF F position instead of FULL.

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• Push primer button two or three times for cold engine start, making sure to cover vent hole in primer button when pushing. DO NOT use primer to restart a warm engine after a short shutdown.

• Push starter button to start engine.

• When engine starts, release starter button and move choke gradually to OFF. If eng ine falters, move choke immediately to FULL and then gradually to OFF.

• When disconnecting the power co rd, always unplug from the three-prong receptacle first, and then from the snow thrower.

To Stop Engine

• To stop engine, remove the ignition key. Do not turn key. Disconnect the spark plug wire from the spark plug to prevent accidental starting while equipment is unattended.

To prevent starter freeze-up:

• Run engine for a few minutes before stopping to help dry off any moisture on the engine.

• Electric Starter: Connect power cord to switch box on engine, then to 120 volt AC receptacle. With the engine running, push starter button and spin the starter for several seconds. The unusual sound made by spinning the starter will not harm engine or starter. Disconnect the power cord from receptacl e first, and then from switch box.

• Recoil Starter: With engine running, pull starter rope with a rapid, continuous full arm stroke three or four times. Pulling the starter rope will produce a loud clattering sound, which is not harmful to the engine or starter.

• Wipe all snow and moisture from the carburetor cover in the area of the control levers. Also, move control levers back and forth several times. Leave throttle control lever in the STOP or OFF position. Leave choke control in the FULL choke position.

• Remove ignition key and disconnect spark plug wire. Do not turn key.

IMPORTANT:

safe place. Engine will not start without the ignition key.

Do not lose the ignition key. Keep it in a

To Engage Drive

• With the engine running near top speed, move shift lever into one of the five FORWARD positions or two REVERSE positions. Select a speed appropriate for the snow conditions that exist. Use the slower speeds until you are familiar with the operation of the snow thrower.

• Squeeze the auger control and the augers will turn. Release it and the augers will stop.

• Squeeze traction control and the snow thrower will move. Release it and unit will stop. Never move shift lever without releasing traction control.

To Engage Augers

• To engage augers and start throwing snow, squeeze the auger control against the left handle. Release to stop the augers.

Auger Control Test

IMPORTANT:

the snow thrower for the first time and at the start of each winter season.

Check the adjustment of the auger control as follows:

• When the auger control is released and in the disengaged “up” position, the cab le should have very little slack, but should NOT be tight.

• In a well-ventilated area, start the snow thrower engine as instructed earlier in this section under the heading Starting Engine. Make sure the throttle is set in the FAST position.

• While standing in the operator’s position (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 lever in t he disengaged “up” position, walk to the front of the machine.

• Confirm that the auger has complet ely stopped rotating and shows NO signs of motion.

IMPORTANT:

immediately return to the operator’s position and shut off the engine. Wait for all moving parts to stop be fore readjusting the auger control cable.

• To readjust the control cable, loosen the h ex jam nut on the auger control cable “ Z” fitting.

• Rotate the coupling end of the cable counterclockwise to provide more slack.

• Retighten the hex jam nut. See Figure 9.

Perform the following test before operating

WARNING: Do not over-tighten the cable.

Over-tightening may prevent the auger from disengaging and compromise the safety of the snow thrower.

If the auger shows ANY signs of rotating,

Page 10

Auger Control Lever

“Z” Fitting

Jam Nut

Make Sure Cable Is Straight

Handle

Panel

Drift Cutters (Optional Equipment)

Drift cutters should be used when oper ating the snow thrower in heavy drift conditions.

On models so equipped, drift cutters are assembled to the auger housing inverted. Remove the carriage bolts by unthreading the hex nuts which secure them, and reinstall the drift cutters in their proper position before operating the snow thrower. See F igure 10.

Figure 9

• Repeat Auger Control Test to verify proper adjustment has been achieved.

Chute Clean-Out Tool

The chute clean-out tool is conveniently fastened to the rear of the auger housing with a mounting clip (Refer to Figure 7). If the discharge chute becomes clogged during operation, proceed as follows to safely clean th e chute and chute opening:

1. Release both the Auger Control Lever an d the Traction/A uger Control Loc k Lev er .

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 remove any snow and ice in the discharge chute.

WARNING: Never use your hand to clear a

clogged discharge chute. Shut off engine and remain behind handles until all moving parts have stopped before unclogging.

5. Refasten the clean-out tool to the mounting clip on the rear of the auger housing, re-start the engine .

6. While standing in the operator’s positio n (behind the snow thrower), engage the auger clutch lever for a few seconds to clear any remaining snow or ice from the discharge chute before continuing to clear snow.

Drift

Cutter

Carriage Screws/

Hex Nuts

Figure 10

If your unit is not equipped with drift cutters, contact Customer Support as instructed on page 2 for information regarding price and availability.

Snow Thrower Model Drift Cutter Kit

All models OEM-390-679

Operating Tips

NOTE: Allow the engine to warm up for a few minutes as the engine will not develop full power until it reaches operating temperature.

WARNING: The muffler, engine and their

surrounding areas become hot and can cause a burn. Do not touch.

• Discharge snow downwind whenever possible. Slightly overlap each previous path.

• Set the skid shoes 1/4" below the scraper bar for normal usage. The skid shoes may be adjusted upward for hard-packed snow. Adjust downward when using on gravel or crushed rock.

• Avoid possible starter freeze-up. Clean the snow thrower thoroughly after each use.

Tire Chains (Optional Equipment)

Tire chains may be used whenever extra traction is needed. Contact Customer Support as instructed on page 2 for information regarding price and availability.

Page 11

SECTION 5: MAKING ADJUSTMENTS

WARNING: NEVER attempt to make any

adjustments while the engine is running, except where specified in the operator’s manual.

Tire Pressure (Pneumatic Tires)

• The tires are over-inflated for shipping purposes. Before operating, check tire pressure and r educe, if necessary, to between 15 psi and 20 psi.

NOTE: If the tire pressure is not equal in both tires, the unit may pull to one side or the other.

Traction Control and Shift Lever

• To check the adjustment of the traction control and shift lever, proceed as follows:

• With the engine off, move the shift lever all the way forward to sixth (6) position. With the traction control released, push the snow thrower forward. The unit should move forward freely. T hen engage the traction control grip. Wheels should stop turning.

• Now release the traction control grip, and push the unit again.

• Move the shift lever back to the fast reverse position, then all the way forward again. There should be no resistance in the shift lever, and wheels should keep turning.

• If you feel resistance when moving the shift lever or the wheels stop when they should not, loosen the jam nut on the traction control cable and unthread the cable one turn.

• If the wheels do not stop when you eng age the traction control grip, loosen the jam nut on the traction control cable and thread the cabl e in one turn. Recheck the adjustment and repeat as necessary. Tighten the jam nut to secure the cable when correct adjustment is reached.

Frame Cover

Auger Housing

Figure 11

• Remove the frame cover underneat h the snow thrower by removing six self-tapping screws.

• With the traction control released, there must be clearance between the friction wheel and the drive plate in all positions of the shift lever.

• With traction control engaged, the friction wheel must contact the drive plate. See Figure 12.

Friction

Wheel

Gear Shaft

WARNING: Drain the gasoline out of snow

thrower engine, place a piece of plastic film under the gas cap to avoid spillage before beginning the job.

To test further for correct adjustment, if necessary, proceed as follows:

• Tip the snow thrower forward, allowing it to rest on the auger housing. See Figure 11.

Drive Plate

Figure 12

If adjustment is necessary:

• Loosen the jam nut on the tractio n drive cable an d 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 sn ow thrower.

Page 12

Shift Rod

To adjust the shift rod, proceed as follows.

• Remove the hairpin clip and slide the shift rod connector up, to separate the upper shift rod from the lower shift rod. See Figure 13.

• Place the shift lever into the sixth (6) position.

• Rotate the shift arm clockwise (from the operator ’s position) as far as it will go.

• Thread the upper shift rod downward until the elbow on its lower end aligns with the hole found in the lower shift rod.

Shift Lever

Hairpin Clip

• Adjust skid shoes by loosening the four hex nuts and carriage bolts and moving skid shoes to desired position. Make certain the entire bo ttom surface of skid shoe is against the ground to avoid uneven wear on the skid shoes. Retighten nuts and bolts securely.

Carriage Bolts

Hex Nuts

Flat Washer

Shift Rod Connector

Lower Shift Rod

Shift Arm

Figure 13

• Reconnect the upper shift rod to the lower shift r od by reinserting the hairpin clip removed earlier and sliding the shift rod connector back down into place.

IMPORTANT:

lever as instructed on page 11, before operating the snow thrower.

Check for correct adjustment of the shift

Ferrule

Upper Shift Rod

Hairpin Clip

Auger Control

Refer to Auger Control Test on page 9 to adjust the auger control.

Chute Assembly

The distance snow is thrown can be adjusted by changing the angle of the chute assembly. Move the chute tilt control forward to decrease the distance, toward the rear to increase.

Skid Shoes

The space between the shave plate and the ground can be adjusted. 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 14.

Skid Shoe

Figure 14

WARNING: Do not operate this snow

thrower on gravel as loose gravel can be easily picked up and thrown by the auger causing injury to the operator and/or damage to the snow thrower.

Drive Wheels

The wheels may be adjusted for two different metho ds of operation. The adjustment is made by placing the click pins in one of two different holes on the right side of the unit. See Figure 15.

Inside Hole

in Axle

Click Pin

in Outside Hole

Figure 15

One Wheel Driving: Insert the click pin only

through the outside hole of the axle (not the rim) on the right side of the snow thrower. This position gives power driv e to the lef t wheel only, making the unit easier to maneuver.

Page 13

Both Wheels Driving: Insert the click pin through the hole in the hub of the rim and the in side hole on the snow thrower’s right axle. This position is good for heavy snow as there is power drive in both wheels.

IMPORTANT:

click pin inserted through both the rim and the outside hole in the axle. Doing so can result in serious damage to the drive system.

Never operate the snow thrower with the

SECTION 6: MAINTAINING YOUR SNOW THROWER

WARNING: Before servicing, repairing or

inspecting, disengage all clutch levers and stop engine. Wait until all moving parts have come to a complete stop. Disconnect spark plug wire and ground it against the engine to prevent unintended starting.

Lubrication

Engine

• Refer to the engine manual f or maintenance procedures and instructions.

WARNING: When following instructions in

the engine manual for draining oil, be sure to protect frame to avoid oil dripping onto transmission parts.

Gear Shaft

• Lubricate the gear shaft with a good all-weather multi-purpose light grease at least once a season or after every 25 hours of operation.

IMPORTANT:

and drive plate.

Gear Case

• The auger gearbox has been filled with grease at the factory. If disassembled for repairs, lubricate with 1-1/2 ounces of grease, part no. 737-016 8.

IMPORTANT:

the seals could result. Be sure the vent plug is free of grease in order to relieve pressure.

Wheels

• Oil or spray lubricant into bearings at least once a season. Pull the klick pins and remove wheels, clean and coat axles with a multipurpose automotive grease. See Figure 16.

Keep all grease and oil off friction wheel

Do not overfill the gear case. Damage to

Auger Shaft

• At least once a season, remove shear b olts on auger shaft. Oil or spray lubricant inside shaf t. Also lubricate the auger bearings at least once a season. See Figure 17.

Shear Bolts

Bearings

Figure 17

Bearings

Chute Directional Control

• The worm gear on the chute directional control should be greased with multipurpose automotive grease.

Drive and Shifting Mechanism

• Remove rear cover. Oil any chains, sprockets, gears, bearings, shafts, and shifting mechanism at least once a season. Use engine oil or a spray lubricant. Avoid getting oil on rubber friction wheel and aluminum drive plate. See Figure 18.

Chain

Shift Lever

Axle

Figure 16

Klick Pin

Gear Shaft

Avoid oil on friction wheel and drive plate

Figure 18

Page 14

Traction Control / Auger Control Lock

The cams on the ends of the control rods which interlock the traction drive and auger drive controls must be lubricated at least once a season or every 25

SECTION 7: SERVICE

WARNING: Before servicing, repairing, or

Engine

Refer to the separate engine manual packed with your unit for all engine maintenance procedures.

hours of operation. The cams can be accessed beneath the handle panel. Use a multi-purpose automotive grease.

Augers

The augers are secured to the spiral shaft with two shear bolts and hex lock nuts. If the snow thrower hits a foreign object or ice jam, the snow thrower is designed so that the bolts may shear.See Figure 17.

• If the augers will not turn, check to see if the bolts have sheared. Two replacement shear bolts and hex lock nuts have been provided in the snow thrower’s hardware pack. When replacing bolts, spray an oil lubricant into shaft before inserting new bolts. For future use, order part number 710-0890A (shear bolt 5/16-18 x 1.5") and 712-0429 (hex lock nut 5/16-18).

IMPORTANT:

standard hex bolts. Any damage to the auger gearbox or other components as a result of doing so will NOT be covered by your snow thrower’s warranty.

NEVER replace the auger shear bolts with

Shave Plate and Skid Shoes

The shave plate and skid shoes on the bottom of the snow thrower are subject to wear. They should be checked periodically and replaced when necessary.

• To remove skid shoes, remove the four carriage bolts, bell washers and hex nuts which attach t hem to the snow thrower. Reassemble new skid shoes with the four carriage bolts, bell washers (cupped side goes against skid shoes) and hex nuts . Make certain the skid shoes are adjusted to be level. See Figure 19.

Skid Shoe

• To remove shave plate, remove carriage bolts, bell washers and hex nuts which attach it to the snow thrower housing.

• Reassemble new shave plate, making sure he ads of the carriage bolts are to the inside of the housin g. Tighten securely.

Carriage Bolts

Shave Plate

Skid Shoe

Figure 19

Hex Nuts

Belt Replacement

WARNING: Disconnect the spark plug wire

from the spark plug and ground.

Auger Belts

• Remove the plastic belt cover on the fro nt of the engine by removing the two self-tapping screws. See Figure 20.

• Drain the gasoline from the snow throwe r, or place a piece of plastic under the gas cap.

• Tip the snow thrower up and forward so that it rests on the housing. See Figure 11.

• Remove six self-tapping screws from the frame cover underneath the snow thrower.

Page 15

Self-Tapping Screws

Belt Cover

Friction

Wheel

Support Bracket

Figure 20

• Roll the front and rear auger belts off the engine pulley. See Figure 21.

Rear Auger Belt

Idler Pulley

Engine Pulley

Idler

Pulley

Drive Belt

Front Auger Belt

Engine Pulley

Figure 21

• Unhook the idler spring from the hex bolt on the auger housing. See Figure 22.

• Back out the stop bolt to allow the belts to slip between the bolt and auger pulley. See Figure 23.

NOTE: It may be necessary to loosen the six hex nuts that fasten the frame to the auger housing.

• Lift the rear auger belt from the auger pulley, and slip belt between the support bracket and the aug er pulley. See Figure 22. Repeat this step for fr ont auger belt.

• Replace both auger drive belts by following instructions in reverse order.

Rear Auger Belt

Front Auger Pulley

Auger Pulley

Idler Spring

Auger Housing

Support Bracket

Spring

Frame

Figure 22

Drive Belt

• Follow steps 1 through 4 of previous instructions.

• Pull idler pulley up, and lift belt off engine pulley and friction wheel disc. See Figure 21.

• Back out the stop bolt until the support bracket rests on the auger pulley. See Figure 23.

• Slip belt between friction wheel and fr iction wheel disc. Remove and replace belt. Reassemble following the instructions in reverse order.

NOTE: The support bracket must rest on the stop bolt after the new belt has been assembled. See Figure 23 .

Friction

Wheel

Disc

Stop Bolt

Support Bracket

Friction Wheel

Drive Belt

Figure 23

Page 16

Changing 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 as follows:

• Drain the gasoline from the snow thrower, or place a piece of plastic under the gas cap.

• Tip the snow thrower up and forward, so that it re sts on the housing. See Figure 11.

• Remove the six self-tapping screws from the frame cover underneath the snow thrower.

• Remove the klick pins which secure the wheels, and remove the wheels from the axle.

• Using a wrench to hold the shaft, loosen, but do not completely remove, the hex nut and bell washer on left end of gear shaft. See Figure 24.

Hex Nut and

Chute

Bell Washer

• Lightly tap the hex nut to dislodge the ball bearing from the right side of frame. Remove the hex nut and bell washer from left end of shaft.

• Slide the gear shaft to the right and slide the frictio n wheel assembly from the shaft.

• Remove the four screws from the f riction wheel assembly. Remove the friction wheel r ubber from between the plates. See Figure 25.

• Reassemble new friction wheel rubber to the friction wheel assembly, tightening the four screws in rotation and with equal force.

Plates

Bearing

Screws

Hub

Friction Wheel Rubber

Figure 25

• Slide friction wheel assembly back onto the gear shaft. Be sure to align the pin on the shift rod with hole in the friction wheel assembly. See Figure 22.

• Reassemble gear shaft and the wheels. Re attach the frame cover.

Note:

The unit is

shown resting on

Auger

Figure 24

its auger housing

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.

WARNING: Drain fuel into an approved

container outdoors, away from an open flame. Allow engine to cool. Extinguish cigarettes, cigars, pipes, and other sources of ignition prior to draining fuel. Fuel left in engine for extended periods deteriorates and will cause starting problems.

If unit is to be stored over 30 days, prepare for storag e 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.

Page 17

NOTE: Fuel stabilizer is an acceptable alternative in

minimizing the formation of fuel gum deposits during storage. Do not drain carburetor if using fuel stabilizer.

• Wipe equipment with an oiled rag to prevent rust.

• Remove spark plug and pour one ounce of engi ne oil through spark plug hole into cylinder. Cover spark plug hole with rag. Crank engine several

• Remove all dirt from exterior of engine and equipment.

• Follow lubrication recommendations on page 13.

NOTE: When storing any type of power equipment in an poorly ventilated or metal storage shed, car e should be taken to rustproof the equipment, especially springs, cables and all moving parts.

times to distribute oil. Replace spark plug.

SECTION 9: TROUBLE SHOOTING GUIDE

Trouble Possible Cause(s) Corrective Action

Engine fails to start Fuel tank empty, or stale fuel.

Blocked fuel lin e. Choke not in ON position Faulty spark plug. Key not in switch on engine. Spark plug wire disconnected. Primer button not depressed. Fuel shut-off valve closed (if so equipped).

Engine runs erratic Unit running on CHOKE.

Blocked fuel line or stale fuel. Water or dirt in fuel system.

Carburetor out of adjustment.

Loss of power Spark plug wire loose.

Gas cap vent hole plugged. Exhaust port plugged.

Engine overheats Carburetor not adjusted

properly . Incorrect fuel mixture.

Excessive vibration Loose parts or damaged auger. Stop engine immediately and disconnect spark plug wire. Tighten all

Unit fails to propel itself

Unit fails to discharge snow

Incorrect adjustment of drive cable. Drive belt loose or damaged. Discharge chute clogged.

Foreign object lodged in auger. Incorrect adjustment of drive cable. Drive belt loose or damaged. Shear bolt(s) sheared

Fill tank with clean, fresh gasoline. Fuel may not last over thirty days unless a fuel stabilizer is used. Clean fuel line. Move switch to ON position Clean, adjust gap or replace. Insert key. Connect spark plug wire.

Refer to the engine manual packed with your unit. Open fuel shut-off valve.

Move choke lever to OFF position. Clean fuel line; fill tank with clean fresh gasoline. Fuel may not last over thirty days unless a fuel stabilizer is used. Drain fuel tank. Refill with fresh fuel. Refer to the engine manual packed with your unit or have carburetor adjusted by an authorized service dealer. Connect and tighten spark plug wire. Remove ice and snow from cap. Be certain vent hole is clear. Clean-see Maintenance section of engine manual. Refer to the engine manual packed with your unit or have carburetor adjusted by an authorized service dealer. Drain fuel tank. Refill with proper fuel mixture.

bolts and nuts. Make all necessary repairs. If vibration continues, have unit serviced by an authorized service dealer. Adjust drive cable. Refer to Adjustment section of this manual.

Replace drive belt. Refer to Belt Replacement on page 14. Stop engine immediately and disconnect spark plug wire. Clean discharge chute and inside of auger housing. Stop engine immediately and disconnect spark plug wire. Remove object from auger. Adjust drive cable. Refer to Adjustment section of this manual. Replace drive belt. Refer to Belt Replacement on page 14. Replace shear bolt(s)

NOTE: For repairs be yond the minor adjustments liste d above, contact your nea rest authorized service dea ler or call 1-800-800-7310 for the Customer Support Center. Refer to separate eng ine manual packed with your snow thrower for more engine related information.

Page 18

SECTION 10: PARTS LIST

Page 19

Model H660G

Ref.

No.

1. 684-0008A Shift Arm Assembly

2. 710-0458 Carriage Bolt 5/16-18 x 1.75”

3. 710-0449 Carriage Bolt 5/16-18 x 2.25”

4. 710-0788 TT Screw 1/4-20 x 1”

5. 710-0837 C-Sunk Screw #10-16x 0.625”

7. 710-1880 Hex Screw 5/16-18 x.75”

8. 711-0677 Ferrule

9. 712-0429 Hex Lock Nut 5/16-18

10. 712-3068 Hex Nut 5/16-18

11. 714-0104 Cotter Pin

12. 720-0284 Handle Knob

13. 725-1757 Heated Grip

14. 736-0242 Belleville Washer

15. 736-0275 Flat Washer

16. 736-0451 Saddle Washer

17. 747-0620A Shift Rod: Upper

18. 747-0621 Shift Rod: Lower

19. 749-0951 Lower Handle

20. 749-0952A Upper Handle: L Style RH

21. 749-0953A Upper Handle: L Style LH

22. 750-0963 Connector: Shift Rod

23. 746-0778 Z Cable Fitting

24. 629-0059 Light Harness

25. 710-0262 Carriage Bolt: 5/16-18 x 1.5”

26. 710-04071 Carriage Bolt: 5.16-18 x 1.0”

27. 710-0599 TT Screw: 1/4-20 x 0.5”

28. 710-3015 Hex Screw 1/4-20

29. 710-0805 Hex Screw: 5/16-18 x 1.5”

31. 710-0895 Hex Screw AB:1/4-15 x 0.750”

35. 712-3027 Hex Flange Lock Nut

37. 710-0643 Hex Screw 5/16-18

38. 731-0851A Chute Flange Keeper

39. 731-1300B Lower Chute

40. 731-1313C Cable Guide: Chute Tilt

41. 731-04427 Upper Chute

43. 736-0159 5/16 Washer

45. 736-0506 Special Washer

46. 746-0896 Control Cable

Part No. Part Description

Ref.

No.

47. 746-0901 Control Cable

48. 736-0119 Lock Washer 5/16

49. 732-0746 Torsion Spring

50. 784-5594 Cable Bracket

51. 784-5604 Handle: Chute Tilt

52. 629-1094 Harness Assembly: Upper

53. 684-0036A Handle Assembly RH

54. 684-0037B Handle Assembly LH

55. 710-1003 Special Hex Screw

56. 712-0271 Hex Sems Nut: 1/4-20

57. 712-0693 Hex Nut

58. 716-0398 Lock Ring: Toggle Switch

59. 720-0232 Shift Knob

60. 725-1672 Lamp Housing

61. 735-0199A Rubber Bumper

62. 725-1756 Toggle Switch: Single Switch

63. 725-1759 Halogen Lamp: 50W, 12V

64. 736-0509 Washer

65. 731-04450 Handle Panel

66. 736-0226 Flat Washer

67. 747-1136 Headlight Retainer

68. 714-0507 Cotter Pin: 3/32 x.75

69. 747-0877 Cam Rod

70. 784-5680 RH Handle Support Bracket

71. 784-5679 LH Handle Support Bracket

72. 748-0362 Cam Handle Lock

73. 748-0363 Handle Lock Pawl

74. 732-0145 Compression Spring:.36 x 1.0

75. 710-0459A Hex Cap Screw: 3/8-24 x 1.5

76. 784-5619A Shift Handle

77. 712-0116 Jam Nut, 3/8-24

78. 732-0193 Comp. Spring:.39 x.6 x.88

79. 736-0105 Bell Washer

80. 784-5682 RH Handle Support Bracket

81. 784-5681 LH Handle Support Bracket

82. 711-0653 Clevis Pin

83. 684-0103 Handle Panel

Part No. Part Description

Page 20

Model H660G

Drive Clutch Cable

24 22

Auger Clutch Cable

Page 21

Model H660G

REF.

NO.

1 7 10-1652 Self-tapping Screw, 1/4-20 x.625 2 784-5688 Drive Cable Guide Bracket 3 784-5687A Auger Clutch Cable Bracket 4 756-0625 Cable Roller 5 7 38-0924 Hex Screw 1/4-28 6 784-5630B Frame Assembly 7 7 41-0563 Ball Bearing 8 7 36-0105 Bell Washer

9 712-0116 Lock Jam Nut 10 7 41-04026 Hex Flange Bearing 11 736-0188 Flat Washer† 12 7 84-5689A Front Support Guide Bracket 13 710-0538 Lock Hex Screw 14 7 36-0242 Bell Washer.340 ID x.872 OD 15 7 14-0474 Cotter Pin 16 7 36-0160 Flat Washer.536 ID x.930 OD 17 7 10-0809 Self-tapping Screw, 1/4-20 x 1.25 18 784-5590 Frame Shift Brack et 19 784-5638A Frame Cov er 20 7 16-0102 Snap Ring 21 736-0351 Flat Washer.760 ID x.50 OD 22 7 17-1445 80 Tooth Gear 23 714-0126 Key 24 717-04094 7-Tooth Shaft 25 7 15-0249 Roll Pin 26 714-0143 Klik Pin

PART

NO. DESCRIPTION

REF.

NO.

PART

NO. DESCRIPTION

27 684-0042C Friction Wheel Assembly 28 656-0012A Friction Disc Wheel 29 684-0013B Wheel Shift Rod Assembly 30 710-0599 Self-tapping Screw, 1/4-20 x.5 31 748-0190 Spacer 32 684-0021 Friction Wheel Bracket Assembly 33 732-0264 Extension Spring 34 712-0711 Jam Nut 3/8-24 35 746-0898B Drive Cable 36 738-0830 Axle 16” Wheels 37 790-00010 Friction Plate 38 735-0243B Friction Wheel Rubber 39 718-0301A Friction Wheel Hub 40 618-0063A Friction Wheel Bearing Assembly 41 711-1364 Clevis Pin, 1/4 x 1.3725 42 736-0142 Flat Washer,.281 x.5 x.063 43 714-0507 Cotter Pin,.75 44 712-0703A Insert Nut, 5/16-18 45 790-00011 Friction Plate 46 734-1712A Wheel Assembly Comp. 16 x 6.5 47 731-04043 Spacer 48 734-1525 Tire Only

723-0430 Tire Chain (Not Shown) 49 734-0255 Air Valve 50 734-1711A Rim Only 51 741-0401 Sleeve Bearing

† Use more than one washer on either side, only if necessary to reduce axle-play.

REF.

NO.

PART

NO. DESCRIPTION

1 618-0123 RH Reducer Housing 2 618-0124 LH Reducer Housing 3 710-0642 Hex Screw 1/4-20 x.75 4 711-0910A Spiral Axle 28" 5 714-0161 Key 6 715-0143 Spiral Pin 7 717-0528 Worm Gear, 20T 8 717-0526 Worm Shaft

REF.

PART

NO.

10 721-0325 Grease Plug 11 721-0327 Grease Seal 12 736-0351 Flat Washer.76 x 1.5 x.030 13 736-0369 Flat Washer.508 x 1.0 x.020 14 736-0445 Flat Washer.76 x 1.5 x.060 15 741-0662 Flange Bearing.75 x 1.0 x.59 16 741-0663 Flange Bearing.75 x 1.0 x.925 17 618-0122A Gearbox Ass’y. Complete 28"

NO. DESCRIPTION

9 718-0186 Thrust Collar

NOTE: When rebuilding a gearbo x assembly, include 1.5 oz. of Alvania EP Lead-Free Grease (P art No. 737-0168)

Page 22

Model H660G

REF.

NO.

1 712-0116 Lock Jam Nut 3/8-24 2 756-0178 Flat Idler 3 784-5632B Auger Idler Arm 4 710-0459A Hex Cap Scre w 3/8-24 x 1.50 5 738-0281 Shoulder Screw 6 736-0167 Flat Washer,.565 x 1.25 x.02 7 732-0611 Extension Spring 8 712-3068 Hex Nut 5/16-18

9 712-3010 Hex Nut 5/16-18 10 736-0119 Lock Washer 5/16 11 05931A Housing 12 741-0309 Ball Bearing 13 710-0451 Carriage Bolt 5/16-18 x.75 14 705-5226 Reinforcement Chute 15 684-0041D 28” Housing Assembly 16 784-5618 Bearing Housing 18 736-0242 Bell Washer 19 741-0475 Bushing 20 784-5647 Chute Crank Bracket 21 731-1379C Chute Adapter 22 712-3027 Hex Flange Lock Nut 1/4-20 25 710-0703 Carriage Screw 1/4-20 x.75 26 710-0726 Scre w 5/16-12 27 736-0169 Lock Washer 3/8 28 712-0798 Hex Nut 3/8-16 30 784-5580 Snow Shoe

PART

NO. DESCRIPTION

REF.

NO.

31 731-2643 Chute Clean-out Tool 32 731-2635 Mount, Chute Clean-out Tool 33 784-5582A 28” Shave Plate 34 741-0245 Hex Flange Bearing 35 684-0065 Impeller Assembly 36 715-0114 Pin 37 712-0429 Lock Nut 5/16-18 38 605-5196A Spiral 28” RH 39 736-0188 Fla t Washer 40 741-0493A Flange Bushing 41 605-5197A Spiral 28” LH 42 710-0890A Shear Bolt 5/16-18 x 1.5 43 746-0897 Drive Cable 44 714-0104 Hairpin Clip 45 736-0185 Fla t Washer 46 684-0053B Chute Crank Assembly 47 747-0737 Upper Chute Crank 48 720-0201A Chute Crank Knob 49 726-0100 Push Cap 50 705-5266 Chute Crank Bracket 51 710-3015 Hex Screw 1/4-20 52 712-0287 Hex Nut 1/4-20 53 736-0270 Bell Washer 54 741-0475 Plastic Bushing 55 714-0145 Hairpin Clip

PART

NO. DESCRIPTION

Page 23

Model H660G

IMPORTANT: For a properly 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.

REF.

NO.

1 710-1652 Hex Washer Screw 1/4-20 x.625 2 731-1324 Belt Cover 3 732-0710 Extension Spring 4 710-0627 Hex Screw 5/16-24 x.75 5 710-3005 Hex Cap Screw 3/8-16 x 1.25 6 05896A Drive Clutch Idler Bracket 7 748-0234 Shoulder Spacer 8 756-0987 Pulley Half

9 754-0346 V-Belt 10 756-0986 Pull ey 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

PART

NO. DESCRIPTION

REF.

NO.

15 712-0181 Lo ck Jam Nut 3/8-16 16 756-0569 Pul ley Half 17 736-0242 Bel l Washer 18 736-0505 Flat Washer 19 754-0430B Belt 20 756-0967 Auger Pulley 21 736-0247 Flat Washer 3/8 x 1.25 OD 22 736-0331 Bel l Washer 23 710-0696 Hex Cap Screw 3/8-24 24 748-0360 Pulley Adapter 25 710-0654A Hex Screw 3/8-16 x 1.0 26 629-0071 Extension Cord, Three- Prong 27 710-0602 Sel f Tapping Screw 5/16-18 28 732-0705 Ca ble Guide

PART

NO. DESCRIPTION

Page 24

MANUFACTURER’S LIMITED WARRANTY FOR:

The limited warranty set forth below is given by MTD LLC 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 materials or workmanship. This limited warranty shall only apply if this product has been operated and maintained in accordance with the Operator’s Manual furnished with the product, and has not been subject to misuse, abuse, commercial use, neglect, accident, improper maintenance, alteration, vandalism, theft, fire, water, or damage because of other peril or natural disaster. Damage resulting from the installation or use of any part, accessory or attachment not approved by MTD for use with the product(s) covered by this manual will void your warranty as to any resulting damage.

Normal wear parts or components thereof are subject to separate terms as follows: All normal wear parts or component failures will be covered on the product for a period of 90 days regardless of cause. After 90 days, but within the two year period, normal wear part failures will be covered ONLY IF caused by defects in materials or workmanship of OTHER component parts. Normal wear parts and components include, but are not limited to: batteries, belts, blades, blade adapters, grass bags, rider deck wheels, seats, snow thrower skid shoes, shave plates, auger spiral rubber, and tires.

HOW TO OBTAIN SERVICE: Warranty service is available, WITH PROOF OF PURCHASE, through your local authorized service dealer. To locate the dealer in your area, check your Yellow Pages, or contact MTD LLC at P.O. Box 361131, Cleveland, Ohio 44136-0019, or call 1-800-800-7310 or 1330-220-4683 or log on to our Web site at www.mtdproducts.com.

This limited warranty does not provide coverage in the following cases:

a. The engine or component parts thereof. These items

may carry a separate manufacturer’s warranty. Refer to applicable manufacturer’s warranty for terms and conditions.

b. Log splitter pumps, valves, and cylinders have a

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. 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. e. Replacement parts that are not genuine MTD parts. f. Service completed by someone other than an

authorized service dealer. g. Transportation charges and service calls.

No implied warranty, including any implied w arranty of merchantability of fitness for a particular purpose, applies after the applicable period of express written warranty above as to the parts as identified. No other express warranty, whether written or oral, except as mentioned above, given by any person or entity, including a dealer or retailer, with respect to any product, shall bind MTD. During the period of the warranty, the exclusive remedy is repair or replacement of the product as set forth above.

The provisions as set forth in this warranty provide the sole and exclusive remedy arising from the sale. MTD shall not be liable for incidental or consequential loss or damage including, without limitation, expenses incurred for substitute or replacement lawn care services or for rental expenses to temporarily replace a warranted product.

Some states do not allow the exclusion or limitation of incidental or consequential damages, or limitations on how long an implied warranty lasts, so the above exclusions or limitations may not apply to you.

In no event shall recovery of any kind be gre ater than the amount of the purchase price of the product sold. Alteration

of safety features of the product shall void this warranty.

You assume the risk and liability for loss, damage, or injury to you and your property and/or to others and their property arising out of the misuse or inability to use the product.

This limited warranty shall not extend to anyone other than the original purchaser or to the person for whom it was purchased as a gift.

HOW STATE LAW RELATES TO THIS WARRANTY: This limited warranty gives you specific legal rights, and you may also have other rights which vary from state to state.

IMPORTANT: Owner must present Original Proof of Purchase to obtain warranty coverage.

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019; Phone: 1-800-800-7310, 1-330-220-4683