MTD 140, E172, 150, E150, E162 User Manual

0 (0)

OPERATOR’S MANUAL

Single-Stage

Snow Thrower

Models 140 150 E150 E162 E172

Model E172 Shown

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

PRINTED IN U.S.A.

FORM NO. 770-10000E.fm

 

(8/2001)

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.................................................................................................................

9

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

10

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

11

Troubleshooting .......................................................................................................................

11

Accessories & Kits ...................................................................................................................

12

Parts List ..................................................................................................................................

14

FINDING MODEL NUMBER

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

Before you start assembling your new snow thrower, 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 Department or an authorized dealer.

You can locate the model number by standing behind the unit in the operating position and looking down at the dash panel. A sample model plate is explained below. For future reference, please copy the model number and the serial number of the equipment in the space below.

(Model Number)

(Serial Number)

Copy the model number here:

Copy the serial number here:

MTD PRODUCTS INC

CLEVELAND, OHIO 44136

ENGINE INFORMATION

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

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.

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

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

2

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 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 State of California to cause cancer and 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 door mats, 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. 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.

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.

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.

3

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. To avoid 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 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 a clearing tool to unclog the discharge opening.

19.Use only attachments and accessories approved 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.

2.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 before cleaning, repairing, or inspecting.

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 (O.E.M.) 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.

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.

DANGER

NEVER PUT HAND IN CHUTE. CONTACT WITH ROTATING PARTS CAN AMPUTATE FINGERS AND HANDS.

DO NOT UNCLOG DISCHARGE CHUTE WHILE ENGINE IS RUNNING.

SHUT OFF ENGINE AND REMAIN BEHIND HANDLES UNTIL ALL MOVING PARTS HAVE STOPPED BEFORE UNCLOGGING.

.4READOPERATOR'S.MANUAL

GRAVEL.SURFACES USEEXTRACAUTIONWHENOPERATINGON NEVERDIRECTDISCHARGEAT.BYSTANDERS .3TOAVOIDTHROWNOBJECTSINJURIES,

UNCLOGGINGORSERVICING.MACHINE MOVINGPARTSHAVESTOPPEDBEFORE ANDREMAINBEHINDHANDLESUNTILALL .2DISENGAGECLUTCHLEVERS,STOPENGINE,

HANDSAND.FEET CONTACTWITHAUGERCANAMPUTATE .1KEEPAWAYFROMROTATINGAUGER

AVOID INJURY FROM ROTATING AUGER - KEEP HANDS, FEET AND CLOTHING AWAY.

4

SECTION 2: ASSEMBLING YOUR SNOW THROWER

NOTE: This Operator’s Manual covers several models.

Snow thrower features vary by model. Not all features discussed in this manual are applicable to all snow thrower models.

Contents of Carton

Before beginning installation, remove all parts from the carton and compare them to Figure 1. Carton contents are listed below with part numbers in parentheses.

Two Ignition Keys (725-0201, 725-1341B)

An ignition key with a plastic cover is included with select models only. Two standard ignition keys are included with all other models.

On Models So Equipped:

• Extended Chute Directional Control Assembly

 

(747-0737, 720-0201A & 726-0100)

• One Cotter Pin (714-0507)

• One Saddle Washer (736-0415)

• Two Hex Nuts (712-3010)

One Eye Bolt (747-0697) w/ Grommet (735-0234)

 

Ignition Key w/ Plastic Cover

 

Standard Ignition Key

 

Cotter Pin

 

Saddle Washer

 

Hex Nuts

 

Eye Bolt

 

Extended Chute

 

Directional Control Assembly

Figure 1

NOTE: All references to left or right side of the snow thrower is from the operating position only.

WARNING: Disconnect the spark plug wire and ground it against the engine to prevent unintended starting.

Positioning the Upper Handle

Remove packing material, if present, and loosen the wing knobs found on each side of the handle.

Making sure not to pinch or crimp the cable in the process, pivot the upper handle into the operating position as illustrated in Figure 2 until it clicks into place.

Upper Handle

Wing Knob

Wing Knob

Figure 2

Tighten the wing knobs to secure the handle in place.

Attaching the Control Cable

The control cable may already be attached to the control handle. If it’s not, complete the following steps to attach it to the snow thrower housing.

Route the control cable over the crossbar where the lower handle meets the upper handle.

Pivot the control handle forward and insert the end of the control cable into the bottom hole in the control handle, from the outside to the inside, as shown in Figure 3.

Control Handle

Upper Hole

Plastic Fitting

End of Cable

In Bottom Hole

Control Housing

Figure 3

Push the plastic fitting into the control housing until it clicks in place

5

NOTE: The upper hole in the control handle provides for adjustment in belt and cable tension. Refer to page 9 of this manual for instructions.

Installing the Chute Directional Control’s

Eye Bolt (on models so equipped)

To install the upper crank of the chute directional control, proceed as follows:

Thread one of the hex nuts (they are interchangeable) included in the snow thrower’s hardware pack all the way onto the eye bolt.

Insert the eye bolt into the hole found in the lower handle’s crossbar. See Figure 4.

Fasten the eye bolt to the crossbar with the saddle washer (cupped side UP) and the other hex nut as illustrated in Figure 4. Do NOT tighten at this time.

Installing the Extended Chute

Directional Control (on models so equipped)

Insert the chute directional control through the eyebolt and into the coupler found in the top right area of the snow thrower’s shroud. See Figure 5.

Rotate the chute directional control to align the hole in the coupler with the hole in the chute directional control, and insert the cotter pin through both holes. Bend the ends of cotter pin in opposite directions to secure it in place. See Figure 5.

Thread the eye bolt’s lower hex nut upward or downward to adjust the height of the eye bolt so that the chute directional control does not bind in the coupler when operated.

Fininsh by threading the upper hex nut downward against the crossbar and tightening securely.

Assembling the Discharge Chute

For shipping reasons, the snow thrower has been packaged with the upper chute pivoted all the way down. To pivot it upward, proceed as follows:

Turn the chute directional control until the chute opening is facing straight ahead.

Remove the wing knob, flat washer and carriage bolt from the upper chute. See Figure 6.

Pivot the upper chute upward over the lip on the lower chute so that there is NO gap between the upper chute and the lower chute. See Figure 6.

Resecure with the hardware just removed.

Eye Bolt

Hex Nut

Cross Bar

Saddle Washer

Hex Nut

Figure 4

Chute Directional Control

Coupler

Cotter Pin

Eye Bolt

Figure 5

Carriage Bolt

Flat

Lower Chute Lip

Washer

 

Upper Chute

Wing

Knob

 

Figure 6

6

MTD 140, E172, 150, E150, E162 User Manual

SECTION 3: KNOW YOUR SNOW THROWER

Discharge Chute

 

Primer

Fuel Cap

 

 

 

 

 

 

Spark

 

 

 

Plug

Ignition Key

 

 

Cover

 

 

 

 

 

Starter

 

 

 

Handle

 

 

 

 

 

Electric

 

Choke Lever

 

Starter

 

 

Control Handle

Button

 

 

(If So Equipped)

 

 

 

Shave Plate

Upper Handle

Chute Directional Control

Electric Starter Plug

 

 

 

 

 

 

(If So Equipped)

 

Auger

 

 

 

IMPORTANT: This unit runs on a mixture of gasoline and oil. Do NOT operate the snow thrower without first reading the Tecumseh Engines operator’s manual for instructions regarding proper fuel and engine oil.

Choke Lever

OFF CHOKE ON

Activating the choke control closes the choke plate on the carburetor and aids in starting the engine. Refer to the engine manual packed with the snow thrower for more detailed instructions regarding the choke.

Primer

Depressing the primer forces fuel directly into the engine’s carburetor to aid in cold-weather starting. Refer to the engine manual packed with the snow thrower for more detailed instructions regarding the primer.

Ignition Key

The ignition key must be present and placed in the “ON” position for the engine to start.

Starter Handle

The starter handle is used to manually start the engine.

Stopping Engine

Turn ignition key to OFF position and remove it from the snow thrower.

Electric Starter Button (If so equipped)

Pressing the electric starter button engages the engine’s electric starter when plugged into a 120V power source

Electric Starter Plug (If so equipped)

Requires use of a two-prong outdoor extension cord (packed with the snow thrower) and a 120V power source/wall outlet.

Spark Plug Cover

Remove the spark plug cover to access the engine’s spark plug located beneath it.

Chute Directional Control

Located on right side of dash panel, the chute directional control determines the direction that snow will be discharged. Crank it clockwise to discharge snow to the left; counterclockwise to discharge snow to the right.

Auger

When engaged, the augers rotation picks up snow that enters the auger housing and throws it out the discharge chute. The rubber paddles on the augers also aid in propelling the snow thrower as they come in contact with the pavement.

Auger Control Handle

Located on the upper handle, the auger control handle is used to engage and disengage drive to the auger. Squeeze the control handle against the upper handle to engage the auger; release it to disengage.

7

Discharge Chute

The pitch of the discharge chute controls the angle at which the snow is thrown. Loosen the wing knob on the side of the discharge chute before pivoting the discharge chute upward or downward. Retighten the knob once the desired position has been achieved.

Shave Plate

The shave plate scrapes along the pavement as the snow thrower is propelled, allowing the snow close to the pavement’s surface to be discharged.

SECTION 4: OPERATING YOUR SNOW THROWER

WARNING: Before starting the engine, read, understand, and follow all instructions and warnings on the machine and in this manual before operating.

Fuel And Oil Mixture

WARNING: Use extreme care when handling gasoline. Gasoline is extremely flammable and the vapors are explosive. Never fuel machine indoors or while the engine is hot or running. Extinguish cigarettes, cigars, pipes and other sources of ignition.

Your snow thrower is equipped with a two-cycle engine that requires a mixture of gasoline and two cycle engine oil at a ratio of 50:1. Refer to the Tecumseh Engines operator’s manual for detailed instructions regarding oil and gasoline for your snow thrower’s engine.

A plastic cup is placed inside the fuel fill opening on the fuel tank (beneath the fuel cap) to keep debris out during product assembly. Remove and discard this cup before filling up the tank.

IMPORTANT: Do NOT operate the snow thrower without the fuel cap securely in place on the fuel tank.

Starting the Engine

Refer to the Tecumseh Engines manual packed with the snow thrower for detailed instructions regarding starting the engine.

Operating the Snow Thrower

Loosen the wing knob found on the left side of the discharge chute and pivot the upper chute upward or downward to the desired pitch. Retighten the wing knob before operating the snow thrower.

Crank the chute directional control to position the discharge chute opening in the desired direction. See Figure 7.

NOTE: For more efficient snow clearing, discharge snow downwind whenever possible.

Control Handle

Chute

Directional Control

Figure 7

WARNING: Never operate the snow thrower with bystanders in front of or near the discharge chute opening.

Engage the auger by squeezing the control handle against the upper handle. See Figure 7.

Lift up slightly on the handle to allow the rubber paddles on the auger to contact the pavement and propel the snow thrower forward.

IMPORTANT: Excessive upward pressure on the handle will result in premature wear on the rubber auger paddles. Resulting wear would not be covered by warranty.

As the snow thrower starts to move, maintain a firm hold on the handle, and guide the snow thrower along the path to be cleared.

Release the auger control handle to stop the snow throwing action and the forward motion.

Stopping the Engine

WARNING: Muffler, engine and surrounding areas become hot and can cause a burn. Do not touch.

8

After clearing snow, allow the engine to run for an extra few minutes before storing to help dry any moisture on the engine.

To stop the engine: Turn the ignition key counterclockwise to the OFF position. Refer to Ignition Key on page 7. Remove the key form the snow thrower’s ignition switch before storing.

IMPORTANT: Keep the ignition key in a safe place. The engine can not be started without it.

Wipe all the snow and any moisture which has formed, from the unit.

Move the choke lever back and forth several times.

SECTION 5: MAKING ADJUSTMENTS

WARNING: NEVER attempt to make any adjustments while the engine is running, except where specified in the operator’s manual.

Control Cable & Belt Tension

As a result of both the control cable and the drive belt stretching due to wear, periodic adjustments may be necessary.

If the auger seems to hesitate when rotating while the engine maintains a constant speed, an adjustment is necessary. Proceed as follows:

The upper hole in the control handle provides for an adjustment in cable tension. To adjust, disconnect the end of control cable from the bottom hole in the control handle and reinsert it in the upper hole. Refer to Figure 3 . Test the snow thrower to see if there is a noticeable difference.

If additional adjustment is required, proceed as follows.

Remove the belt cover from the left side of the snow thrower’s auger housing by unthreading the

five hex screws which secure it in place. See Figure 8.

There are three adjustment holes provided in the idler bracket assembly. To adjust, proceed as follows:

Move the extension spring (found on the end of the control cable) from the low position to the middle position on the idler bracket. See Figure 9.

NOTE: Be careful not to lose the idler spring when moving the clutch cable spring. See Figure 9.

If the extension spring is already found in the middle position on the idler bracket, move it from the middle position to the high position.

Reattach the belt cover with the five hex screws removed earlier.

Hex Screws

Belt Cover

Figure 8

Idler Spring

Control Cable

Idler Bracket

Spring

Adjustment

 

Holes

 

Figure 9

9

Shave Plate

To check the adjustment of the shave plate, place the unit on a level surface. The wheels, shave plate and augers should all contact the level surface. Note that if the shave plate is adjusted too high, snow may blow under the housing. If the shave plate wears out excessively, or the unit will not selfpropel, the shave plate may be adjusted too low.

NOTE: On new units or units with a new shave plate installed, the augers may be slightly off the ground.

To adjust, tip the snow thrower back so that it rests on the handle. Loosen the lock nuts from the carriage bolts which secure the shave plate to the housing. See Figure 10.

Move the shave plate to desired position and retighten the nuts and bolts. Make certain all four nuts are securely tightened.

Carriage Bolts

Shave Plate

 

Figure 10

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.

Engine

Refer to the Tecumseh Engines manual packed with the snow thrower for detailed instructions regarding all engine-related maintenance.

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.

Hardware

Check the engine and snow thrower frequently for loose or missing hardware, and tighten or replace as necessary.

Replacing the Drive Belt

The snow thrower’s drive belt is subject to wear and should be replaced if any signs of cracking, shredding or rotting is present. To change the drive belt, proceed as follows:

Install the replacement drive belt by following the

Remove the belt cover from the left side of the snow thrower’s auger housing by unthreading the five hex screws which secure it in place. Refer to Figure 8.

Gently grasp the idler bracket and pivot it upward to ease tension on the drive belt. See Figure 11.

 

Idler Bracket

Engine

 

Pulley

Auger Pulley

Drive Belt

 

 

 

Figure 11

While holding the idler bracket up, carefully slip the drive belt off the engine pulley. See Figure 11.

Carefully release the idler bracket and allow it to pivot downward.

Carefully slip the drive belt off the auger pulley, freeing it from the snow thrower. See Figure 11. preceding steps in reverse order.

10

Loading...
+ 22 hidden pages