Cub Cadet 721E User Manual

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Page 1

Operator’s Manual

Single Stage

Snow Thrower

Model 721E

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 368023 Cleveland, Ohio 44136-9722.

CUB CADET CORP. P.O. BOX 368023 CLEVELAND, OHIO 44136-9722

PRINTED IN U.S.A.

FORM NO

770-10542

7/11/01

Page 2

TABLE OF CONTENTS

Content Page

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

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

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

Operating Your Snow Thrower .......................................................................................... 7

Making Adjustments .......................................................................................................... 9

Maintaining Your Snow Thrower ....................................................................................... 10

Off-Season Storage .......................................................................................................... 11

Troubleshooting ................................................................................................................ 11

Parts List .......................................................................................................................... 12

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:

CUB CADET CORP.

P.O. BOX 368023

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 Dealer Referral Line.

Call the Cub Cadet Customer Dealer Referral Line at 1-(800)-528-1009. 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 unit, visit our website at www.cubcadet.com

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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES

WARNING: This symbol points out important safety instructions which, if not followed, could endanger

the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate 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.

Tra in in g

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 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 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.

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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.

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 1-800-528-1009 for assistance and the name of your nearest servicing dealer.

DANGER

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.

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

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.

KEEP AWAY FROM ROTATING AUGER CONTACT WITH AUGER CAN AMPUTATE HANDS AND FEET.

DISENGAGE CLUTCH LEVERS, STOP ENGINE,

AND REMAIN BEHIND HANDLES UNTIL ALL MOVING PARTS HAVE STOPPED BEFORE UNCLOGGING OR SERVICING MACHINE.

TO AVOID THROWN OBJECTS INJURIES,

NEVER DIRECT DISCHARGE AT BYSTANDERS. USE EXTRA CAUTION WHEN OPERATING ON GRAVEL SURFACES.

READ OPERATOR'S MANUAL.

Page 5

SECTION 2: ASSEMBLING YOUR SNOW THROWER

Unpacking From Carton

• Cut along corners of the carton and lay it down flat. Remove packing material.

• Remove any loose parts included with unit (i.e., operator’s manual, etc.).

• Roll unit out of carton. Check carton thoroughly for any remaining loose part.

Items Required For Assembly

1. Pair of pliers

2. Engine oil

3. Fresh gasoline

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

Before Assembly

WARNING: Disconnect the spark plug wire

and ground it against the engine to prevent unintended starting. See Figure 1.

Raising Upper Handle

• Loosen the hand knob on each side of the handle. Remove packing material, if any.

• Remove the hairpin clip from the end of the lower chute crank.

• Insert the upper chute crank into the lower chute crank and align the holes.

• Re-insert the hairpin clip into the hole to secure the two chute cranks. See Figure 2.

Hairpin Clip

Lower Chute Crank

Figure 2

Upper Chute

Crank

NOTE:

of viewing, the

control handle is removed from the picture. Do not remove it for the task.

For cl arity

Hand Knob

Spark Plug

Access

Figure 1

• Raise the upper handle in the direction shown in Figure 1 until it clicks into the operating position. Make sure not to pinch or crimp the cable.

• Tighten the hand knobs.

Attaching Chute Crank

The lower chute crank is already attached to your snow thrower at the factory. For shipping purposes, the upper chute crank is packaged as loose part. Attach it to the lower chute crank following instructions:

Attaching Control Cable

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

• Route the control cable over the lower handle. Insert the end of the cable into the hole in the control housing as shown in Figure 3. Push the plastic fitting until it locks into the control housing.

Bottom Hole In Control Handle

Control Housing

• Lift the control handle up, and hook the “Z” end of the control cable into the bottom hole in the control handle, from the outside to the inside . If necessary, pull up on the end of the cable with a pair of pliers to obtain slack in order to hook it into the control

“Z” End of Cable

Figure 3

Plastic Fitting

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handle. Hold the “Z” fitting with the pliers, not the cable, to avoid damaging the cable.

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

Flat

Washer

Assembling Discharge Chute

• Turn the chute crank until the chute faces straight to the front. See Figure 4 .

• Remove the hand knob, flat washer and carriage bolt from the upper chute. See Figure 4.

• Pivot the upper chute up and over the lip of the lower chute. This will eliminate any gap between the upper and the lower chutes. Secure with hardware just removed.

Hex Bolt

SECTION 3: KNOW YOUR SNOW THROWER

WARNING: Be familiar with all the controls on the snow thrower and their proper operation. Know how to

stop the machine and disengage them quickly.

Nut

Upper

Chute

Lower Chute

Carriage

Bolt

Flat Washer

Hand Knob

Figure 4

Chute Crank

Gasoline Cap

Discharge Chute

Auger

Auger Control Handle

Located on the upper handle, the auger control handle is used to engage and disengage the auger. The snow thrower is designed to propell by the rotation of the auger. Pull the control handle back against the upper handle to engage the auger; release to disengage.

Auger Control Handle

Recoil Starter

Primer

Key

Shave Plate

Electric Starter

Spark Plug Access

Oil Fill Plug

Choke Lever Off

Figure 5

Chute Crank

Located on right side of dash panel, the chute crank determines the direction that snow will be discharged. Turn clockwise to discharge snow to the left; turn counterclockwise to discharge to the right.

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Discharge Chute

The angle of the discharge chute controls the distance that the snow is thrown. Tilt the discharge chute up for greater distance; tilt down for less distance. Loosen the hand knob on the side of the discharge chute to adjust. Tilt the chute to the desired position, and tighten the knob.

Choke Lever

Place choke lever in “ON” position to start a cold engine. This lever is located near the throttle housing on the engine. See Figure 5 inset.

Primer Button

Used to inject fuel directly into the carburetor to insure fast starts in cold weather. Follow engine manual to prime engine.

Ignition Key

Used to start engine. Put key in “ON” position to start for both electric and recoil start engines. Follow starting instructions given in the next section.

Recoil Starter

Used to manually start the engine.

Electric Starter

Used to start engine with a 120V power source.

Plug for Electric Start

Requires use of a three-prong outdoor extension cord

and a 120V power source.

Spark Plug Access

Spark plug located under the access cover.

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

• Check oil and gasoline level and add if necessary. Follow related instructions in the seperate engine manual packed with your snow thrower.

WARNING: Use extreme care when

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

To Start Engine

• Insert ignition key into slot. Turn key to ON position.

• Now follow the instructions below as it pertains to

your unit.

Electric Starter

WARNING: The electric starter must be

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

Press auger control handle to engage auger

Turn handle to change discharge direction

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

• 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 available, one should be installed by a licensed electrician before using the electric starter.

Primer

Key

Choke

Lever

Spark Plug Access

Figure 6

Recoil Starter

Electric Starter

Page 8

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

• Rotate choke lever to FULL position.

• Connect power cord to switch box on dash panel.

Plug the other end of power cord into a three-prong 120-volt, grounded, AC receptacle.

• Push starter button to crank engine. As you crank the engine, move choke lever to FULL choke position.

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

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

Recoil Starter

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

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

• Push primer button two or three times for cold engine start.

• If engine is warm, push primer button only once.

NOTE: Always cover vent hole 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.

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

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 to prevent accidental starting.

Operating the Snow Thrower

• Adjust the upper discharge chute up or down as shown in Figure 7. You will have to loosen the hand knob to adjust the upper chute, and then retighten after correct adjustment is reached.

• Use the chute crank to position the discharge chute in order to discharge snow with the wind.

• After making sure no bystanders or obstacles are in front of the unit, engage the auger control handle. 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.

Figure 7

Upper Discharge

Chute

Hand Knob

To Stop Engine

• To stop engine, turn ignition key counter-clockwise. Disconnect the spark plug wire from the spark plug to prevent accidental starting while equipment is unattended.

To help prevent possible freeze-up of starter, proceed as follows:

• 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 receptacle first, and then from switch box.

• Recoil Starter: With engine running, pull starter rope with a rapid, continuous full arm stroke three

Operating Tips

• Discharge snow downwind whenever possible. Slightly overlap each previously cleared path.

• Lifting up on the handle will allow the rubber on the augers to propel the snow thrower forward. Pushing downward on the handle will raise the augers off the ground and stop forward motion.

NOTE: Excessive upward pressure on the handle will result in premature wear on the rubber auger blades which would not be covered by warranty.

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

• Clean the snow thrower thoroughly after each use.

WARNING: Muffler, engine and surrounding

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

Page 9

SECTION 5: MAKING ADJUSTMENTS

WARNING: NEVER attempt to make any

adjustments while the engine is running, except where specified in the snow thrower and/or engine operator’s manuals.

Shave Plate

• To check the adjustment of the shave plate, place the unit on a level surface. See Figure 8. The wheels, shave plate and augers should all contact 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 does not self-propel, the shave plate may be too low and needs to be adjusted.

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

Augers

Figure 8

• To adjust, tip the snow thrower back so that it rests on the handle. Loosen the four lock nuts and bolts which secure the shave plate to the housing. See Figure 9. Move the shave plate to desired position and retighten the nuts and bolts securely.

Shave Plate

Belt Tension

Periodic adjustment of the belt tension may be required due to normal stretch and wear on the belt. Adjust the belt tension, following instructions below, if the augers seem to hesitate while turning although engine maintains the same speed.

• The upper hole in the control handle provides adjustment for belt tension. To adjust, disconnect the “Z” end of control cable from the bottom hole in the control handle. See Figure 10 . Hook the cable into the upper hole in control handle as shown.

Upper

Hole

Clutch Cable

Control

Housing

Figure 10

If additional adjustment is required, follow steps below.

• Remove the belt cover by removing five hex screws that hold it in place. See Figure 12.

• There are three adjustment holes provided in the idler bracket assembly. See Figure 11. To adjust, move the extension spring on the end of the clutch cable to the next higher adjustment position on the idler bracket assembly. Reassemble belt cover.

High Position

Idler

Bracket

Auger Pulley

Figure 11

Middle Position

Low Position

Spring on End of Clutch

Cable

Lock Nut & Carriage Bolt

Figure 9

Carburetor

WARNING: If any adjustments need to be

made to the engine while the engine is running (e.g. carburetor), keep clear of all moving parts. Be careful of muffler, engine and other surrounding heated surfaces.

• Refer to the separate engine manual, packed with your unit, for carburetor adjustment information.

Page 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.

Replacing Belt

• Remove the belt cover by removing five hex screws. See Figure 12.

Replacing Shave Plate

The shave plate is attached to the bottom of the auger housing and is subject to wear. It should be checked periodically. There are two wearing edges and the shave plate can be reversed. See Figure 14.

• Remove the four carriage bolts and hex lock nuts which attach it to the snow thrower housing.

• Install new shave plate, making sure the heads of the carriage bolts are on the inside of the housing.

• Adjust the shave plate according to instructions on page 9. Tighten securely.

Hex Screw

Shave Plate

Hex Screw

Belt Cover

Figure 12

• Pull up on the idler pulley and slip the belt off the engine pulley.

• Push down on the idler pulley and slip the belt off the auger pulley.

• Reassemble new belt. See Figure 13.

• Reinstall the belt cover.

Idler Pulley

Engine

Pulley

Remove these hardware

Figure 14

Engine

• Refer to the separate engine manual for all engine maintenance procedures.

• Check engine and snow thrower frequently for loose hardware, and tighten as needed.

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.

• Lubricate the flange keepers on the chute crank once a season with a light oil making sure the crank rod moves freely. Remove bolts holding the shroud to the housing, and lift shroud to access the chute crank bracket.

Auger

Pulley

Drive Belt

Figure 13

Page 11

SECTION 7: OFF-SEASON STORAGE

• Follow “Storage” instructions in the Engine Manual.

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.

• Clean snow thrower thoroughly.

• Store in a clean, dry area. Block the snow thrower

up so it is not resting on the rubber auger blades.

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

• Lubricate as instructed above with a light oil.

SECTION 8: TROUBLESHOOTING GUIDE

Problem Cause Remedy

Engine fails to start 1. Fuel tank empty, or stale fuel

2. Blocked fuel line

3. Key not in ON position

4. Spark plug wire disconnected

5. Faulty spark plug

6. Engine not primed

7. Engine flooded with excessive priming

Engine runs erratic 1. Unit running on choke

2. Fuel line blocked, or stale fuel

3. Water or dirt in fuel system

4. Carburetor out of adjustment

Engine overheats 1. Carburetor out of adjustment 1. Refer to engine manual for instruction.

Loss of power 1. Spark plug wire loose

2. Vent in gas cap plugged

Excessive vibration 1. Loose parts or damaged auger 1. Stop engine immediately and disconnect

Unit fails to self-propel 1. Drive cable out of adjustment

2. Drive belt loose or damaged

Unit fails to discharge snow

1. Discharge chute clogged

2. Foreign object lodged in auger

3. Drive cable not adjusted properly

4. Drive belt loose or damaged

1. Fill tank with clean fresh gasoline.

2. Clean fuel line

3. Insert key and turn to ON position

4. Connect wire to spark plug.

5. Clean spark plug, readjust gap, or replace.

6. Prime engine four times.

7. Wait at least ten minutes before starting.

1. Move choke lever to OFF position.

2. Clean fuel line and fill tank with fresh, clean gasoline.

3. Refer to engine manual for remedy.

4. Refer to engine manual for remedy.

1. Connect and tighten spark plug wire.

2. Clear vent.

spark plug wire. Check for possible damage. Tighten all bolts and nuts. Repair as needed. If the problem persists, take unit to an authorized service dealer.

1. Adjust drive cable following instructions on page 9 of this manual.

2. Replace drive cable.

1. Stop engine immediately and disconnect spark plug wire. Clean discharge chute and the auger housing.

2. Stop engine immediately and disconnect spark plug wire. Remove object .

3. Adjust drive cable following instructions on page 9 of this manual.

4. Replace drive belt.

NOTE: For repairs beyond the minor adjustments listed above, call the White Outdoor Customer Dealer Line at 1-(800)-949-4483 for the dealer nearest you. Refer to separate engine manual, packed with your snow thrower, for engine information.

Page 12

SECTION 9: PARTS LIST FOR MODEL 721E

Page 13

Model 721E

Ref. No. Part No. Part Description

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

20.

21.

22.

23.

24.

25.

26.

27.

28.

29.

30.

684-0174 Upper Chute Crank Assemby

684-0177 Lower Chute Crank Assembly

684-0178 Bracket Assembly: Mitten Grip

684-0192 Shroud:Black, 7 Hp. Electric

710-0895 TT Screw 1/4-15 x 0.75”

710-1003 B Screw #10-16 x 0.625”

710-1882 Hex Flange Screw

710-3083 Hex Bolt 5/16-18 x 1.375”

712-0252 Jam Nut

712-0429 Lock Nut

712-3010 Hex Nut 5/16-18

714-0104 Cotter Pin

714-0507 Cotter Pin

720-0201A Knob: Chute Crank

725-0201 Ignition Key

725-2018 Switch: Electric Start Key

726-0100 Push Cap

736-0119 Lock Washer

736-0185 Flat Washer

736-0225 Internal Lock Washer

736-0400 Flat Washer

736-0451 Saddle Washer

7519636 Mitten Grip Handle

684-0190 Spark Plug Access

749-0711A Upper Handle: Gull Wing

749-0796B Lower Handle

710-0167 Carriage Screw 1/4-20 x 0.50”

710-0191 Hex Bolt

710-0323 Machine Screw

710-0352 B Screw1/4-14 x 0.375”

Ref. No. Part No. Part Description

31.

32.

33.

34.

35.

36.

37.

38.

39.

40.

41.

42.

43.

44.

45.

46.

47.

48.

49.

50.

51.

52.

53.

54.

55.

56.

57.

58.

59.

60.

710-0451 Carriage Bolt

710-0642 TT Screw 1/4-20 x 0.75”

710-0773 TT Screw 3/8-16 x 0.5”

710-0896 AB Screw 1/4-14 x 0.625”

710-1005 B Screw 1/4-14 x 0.5”

711-0848A Axle Tube

712-0116 Jam Lock Nut

712-3010 Hex Nut 5/16-18

712-3027 Lock Nut

731-1033 Shave Plate

732-0357A Extension Spring

736-0108 Flat Washer

736-0119 Lock Washer

736-0176 Flat Washer

736-0242 Beleville Washer

736-0326 Flat Washer

736-0329 Lock Washer

741-0475 Plastic Bushing

741-0600 Ball Bearing

746-0910A Clutch Cable

748-0234 Shoulder Spacer

756-0313 Flat Idler

784-5174 Bearing Cup

784-5175B Bracket: Brake Idler

784-5176 Belt Cover

784-5485 Auger Assembly

784-5720 Chute Crank Bracket

684-0196 Auger Housing Assembly

734-1811 Wheel Assembly

710-1090 Hex Flange Screw

NOTE: For painted parts, please refer to the list of color codes below. Please add the applicable color code, wherever needed, to the part number to order a replacement part. For instance, if a part, numbered 700-xxxx, is painted Yellow, the part number to order would be 700-xxxx-0716.

Cub Cadet Yellow: 0716

Powder Black: 0637

Page 14

Model 721E

Engine is for reference only and may not resemble the engine on your snow thrower.

Ref. No. Part No. Description

629-0236 Extension Cord

710-0157 Hex Bolt 5/16-24 x 0.75”

710-0409 Hex Bolt 5/16-24 x 1.75”

710-0502A TT Sems Screw

710-0751 Hex Screw 1/4-20 x 0.620”

710-1003 B Screw #10-16 x 0.625”

710-3013 Hex Screw 1/4-20 x 0.50”

712-3006 Hex Nut 1/4-20

Cub Cadet Yellow: 0716

Powder Black: 0637

Ref. No. Part No. Description

719-0581 Spacer

726-0205 Hose Clamp

10.

731-2005 Choke Knob

11.

736-0119 Lock Washer

13.

736-0242 Beleville Washer

14.

736-0329 Lock Washer

15.

741-0475 Plastic Bushing

16.

751-0535 Fuel Line Hose

17.

751-0540A Gas Tank

18.

751-0603 Fuel Cap

19.

754-0101A V-Belt

20.

756-0416B V-Pulley Half

21.

756-0475 Pulley

22.

784-0322 Engine Mount

23.

784-0323 Support Bracket

24.

784-0374 Support Plate: Engine Mount

25.

Page 15

Model 721E

Ref. No. Part No. Description

710-0487 Carriage Screw 5/16-18 x 2.0”

710-1270 Machine Screw

712-0324 Hex Lock Nut 1/4-20

720-0284 Hand Knob w/ Wing Nut

720-0295 Foam Grip

725-0157 Cable Tie

736-0451 Saddle Washer

746-0883 Control Housing

747-0956 Auger Bail

749-0711A Upper Handle: Gull Wing

10.

NOTE: For painted parts, please refer to the list of color codes below. Please add the applicable color code, wherever needed, to the part number to order a replacement part. For instance, if a part, numbered 700xxxx, is painted yellow, the part number to order would be 700-xxxx-0716.

Cub Cadet Yellow: 0716

Powder Black: 0637

Ref. No. Part No. Description

710-0276 Carriage Screw: Special

710-0451 Carr. Bolt 5/16-18 x 0.750”

710-3015 Hex Screw 1/4-20 x 0.75”

712-3027 Lock Nut

712-3068 Hex Lock Nut

720-0284 Hand Knob

731-0851A Flange Keeper: Chute

731-0915B Lower Chute

731-0921 Upper Chute

736-0159 Washer

10.

Page 16

MANUFACTURER’S LIMITED WARRANTY FOR:

TWO-YEAR RESIDENTIAL ONE-YEAR COMMERCIAL

Proper maintenance of your Cub Cadet equipment is the owner’s responsibility. Follow the instructions in your operator’s manual for correct lubricants and maintenance schedule. Your Cub Cadet dealer carries a complete line of quality lubricants and filters for your equipment’s engine, transmission, chassis and attachments.

Riding mowers, lawn tractors, garden tractors, Cub Cadet

attachments and home maintenance products

This limited warranty for residential users, covers any defect in materials or workmanship in your Cub Cadet equipment for two years from the date of purchase for the first user purchaser. We will replace or repair any part or parts without charge through your authorized Cub Cadet dealer.

Batteries have a one-year prorated limited warranty with 100% replacement during the first three months.

V-belts for either the traction drive or any attachments are covered for one year only.

Cub Cadet equipment used commercially is warranted for one year only.

(Commercial use is defined as either having hired operators or used for income producing purposes.)

Items not covered

The warranty does not cover routine maintenance items such as lubricants, filters (oil, fuel, air and hydraulic), cleaning, tune-ups, brake and/or clutch inspection, adjustments made as part of normal maintenance, blade sharpening, set-up, abuse, accidents and normal wear. It does not cover incidental costs such as transporting your equipment to and from the dealer, telephone charges or renting a product temporarily to replace a warranted product.

There is no other express warranty.

How to obtain service

Contact your authorized Cub Cadet servicing dealer who sold you your Cub Cadet equipment. If this dealer is not available, see the Consumer Yellow Pages under “lawn mowers” for the name of a dealer near you.

If you need further assistance in finding an authorized Cub Cadet servicing dealer, contact:

Cub Cadet Corporation Post Office Box 368023

Cleveland, Ohio 44136

How does state law apply?

This limited warranty gives you specific legal rights, and you may also have other rights which vary from state to state.