Model Nos. CMXGBAM1054538
CMXGBAM1054539
CMXGBAM1054540
CMGB21179
INSTRUCTION MANUAL | MANUAL DE INSTRUCTIONES
IF YOU HAVE QUESTIONS OR COMMENTS, CONTACT US.
SI TIENE DUDAS O COMENTARIOS, CONTÁCTENOS.
1-888-331-4569WWW.CRAFTSMAN.COM
CAUTION
Before using this equipment, read the manual and follow all safety rules and operating instructions.
NOTE: This Operat or’s Manual cover s several models. Features may v ary by model. Not all feat ures in this manual are applicable to all models and the model depic ted may differ
from yours. The terms “snow thrower” and “snow blower” may be used interchangeably for this product.
Model Number ________________________________
Serial Number _________________________________
Date of Purchase _______________________________
Record the model number, serial number,
and date of purchase above.
2
SAFETY INSTRUCTIONS
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
CALIFORNIA PROPOSITION 65
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.
TRAINING
• Read, understand, and follow all instructions on the machine and in the
manual(s) before attempting to assemble and operate. Failure to do so can
result in serious injur y to the operator and/or bystanders. Keep this manual in a
safe place for future and regular reference and for ordering replacement parts.
• Be familiar with all controls and their proper operation. Know how to stop
the machine and disengage them quickly.
• Never allow children under 14 years of age to op erate this machine. Children 14 and
over should read and unders tand the instructions and saf e operation practices in this
manual and on the machine and be trai ned and supervised by an adult.
• Never allow adults to operate this machine without proper instruction.
• Thrown objects can cause serious personal injury. Plan your snow-throwing
pattern to avoid discharge of material toward roads, bystanders and the like.
• Keep bystanders, pets and children at least 75 feet from the machine while it
is in operation. Stop machine if anyone enters the area.
• Exercise cau tion to avoid slipping or falling, especially when operating in r everse.
PREPARATION
• 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.
• 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 injur y to the eyes.
• 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.
• Use a grounded three-wire extension cord and receptacle for all machines
with electric start engines.
• Disengage all control levers before starting the engine.
• Never attempt to make any adjustments while engine is running, except
where specifically recommended in the operator’s manual.
• Let engine and machine adjust to outdoor temperature before starting to
clear snow.
Safe Handling of Gasoline:
To avoid personal injury or property damage use extreme care in handling
gasoline. Gasoline is extremely flammable and the vapors are explosive.
DANGER
This machine was built to be operated according to the safe operation
practices 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 fingers, hands, toes and feet and
throwing debris. Failure to observe the following safety instructions could
result in serious injury or death.
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.
SAVE THESE INSTRUCTIONS!
Serious personal injury can occur when gasoline is spilled on yourself or your
clothes which can ignite. Wash your skin and change clothes immediately.
• Use only an approved gasoline container.
• Extinguish all cigarettes, cigars, pipes and other sources of ignition.
• Never fuel machine indoors.
• Never remove gas cap or add fuel while the engine is hot or running.
• Allow engine to cool at least two minutes before refueling.
• Never overfill fuel tank. Fill tank to no more than ½ inch below bottom of
filler neck to provide space for fuel expansion.
• Replace gasoline cap and tighten securely.
• If gasoline is spilled, wipe it off the engine and equipment. Move machine to
another area. Wait 5 minutes before starting the engine.
• 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.).
• Allow machine to cool at least 5 minutes before storing.
• Never fill containers inside a vehicle or on a truck or trailer bed with a plastic
liner. Always place containers on the ground away from your vehicle before
filling.
• If possible, remove gas-powered equipment from the truck or trailer and
refuel it on the ground. If this is not possible, then refuel such equipment
on a trailer with a portable container, rather than from a gasoline dispenser
nozzle.
• Keep the nozzle in contact with the rim of the fuel tank or container opening
at all times until fueling is complete. Do not use a nozzle lock-open device.
OPERATION
• Do not put hands or feet near rotating parts, in the auger/impeller housing
or chute assembly. Contact with the rotating parts can amputate hands and
feet.
• The auger/impeller control lever is a safety device. Never bypass its operation.
Doing so makes the machine unsafe and may cause personal injury.
• The control levers must operate easily in both direc tions and automatically
return to the disengaged position when released.
• Never operate with a missing or damaged chute assembly. Keep all safety
devices in place and working.
• Never run an engine indoors or in a poorly ventilated area. Engine exhaust
contains carbon monoxide, an odorless and deadly gas.
3
SAFETY INSTRUCTIONS
• Do not operate machine while under the influence of alcohol or drugs.
• Muffler and engine become hot and can cause a burn. Do not touch. Keep
children away.
• Exercise extreme caution when operating on or crossing gravel surfaces. Stay
alert for hidden hazards or traffic.
• Exercise caution when changing direction and while operating on slopes.
• 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.
• Prevent possible property damage or personal injury from object ricochet by
planning your snow throwing pattern to avoid discharge towards windows,
walls, cars, etc.
• Do not overload machine capacity by attempting to clear snow at too fast of
a rate.
• 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.
• Disengage power to the auger/impeller when transporting or not in use.
• Never operate machine at high transport speeds on slippery surfaces. Look
down and behind and use care when backing up.
• 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.
• Disengage all control 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 chute assembly, making any
adjustments, or inspections.
• Never put your hand in the discharge or collector openings. Do not unclog
chute assembly while engine is running. Shut off engine and remain behind
handles until all moving parts have stopped before unclogging.
• Use only attachments and accessories approved by the manufacturer (e.g.
wheel weights, tire chains, cabs etc.).
• When starting engine, pull cord slowly until resistance is felt, then pull
rapidly. Rapid retraction of starter cord (kickback) will pull hand and arm
toward engine faster than you can let go. Broken bones, fractures, bruises or
sprains could result.
CLEARING A CLOGGED DISCHARGE CHUTE
Hand contact with the rotating impeller inside the discharge chute is the most
common cause of injury associated with snow blowers. Never use your hand to
clean out the discharge chute.
To clear the chute:
a. SHUT THE ENGINE OFF!
b. Wait 10 seconds to be sure the impeller blades have stopped
rotating.
c. Always use a clean-out tool, not your hands.
MAINTENANCE & STORAGE
• Never tamper with safety devices. Check their proper operation regularly.
Refer to the maintenance and adjustment sections of this manual.
• Before cleaning, repairing, or inspecting machine disengage all control
levers and stop the 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.
• Check bolts and screws for prop er tightness at frequent intervals to keep the
machine in safe working condition. Also, visually inspec t machine for any damage.
• Do not change the engine governor setting or over-speed the engine. The
governor controls the maximum safe operating speed of the engine.
• Snow blower 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 as listed in the
Parts pages of this Operator’s Manual. Use of parts which do not meet the
original equipment specifications may lead to improper performance and
compromise safety!
• Check control levers periodically to verif y they engage and disengage
properly and adjust, if necessary. Refer to the adjustment sec tion in this
operator’s manual for instructions.
• Maintain or replace safety and instruction labels, as necessary.
• Observe proper disposal laws and regulations for gas, oil, etc. to protect the
environment.
• Prior to storing, run machine a few minutes to clear snow from machine and
prevent freeze up of auger/impeller.
• 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.
• Always refer to the operator’s manual for proper instruc tions on off-season
storage.
• Check fuel line, tank, cap, and fittings frequently for cracks or leaks. Replace
if necessary.
• Do not crank engine with spark plug removed.
• According to the Consumer Produc ts Safety Commission (CPSC) and the U.S.
Environmental Protection Agency (EPA), this product has an Average Useful Life
of seven (7) years, or 60 hours of operation. At the end of the Average Usef ul
Life have the machine inspec ted annually by an authorized service dealer to
ensure that all mechanical and safety systems are working properly and not
worn excessively. Failure to do so can result in accidents, injuries or death.
DO NOT MODIFY ENGINE
To avoid serious injury or death, do not modify engine in any way. Tampering
with the governor setting can lead to a runaway engine and cause it to operate
at unsafe speeds. Never tamper with factory setting of engine governor.
NOTICE REGARDING EMISSIONS
Engines which are certified to comply with California and federal EPA
emission regulations for SORE (Small Off Road Equipment) are certified
to operate on regular unleaded gasoline, and may include the following
emission control systems: Engine Modification (EM), Oxidizing Catalyst (OC),
Secondary Air Injection (SAI) and Three Way Catalyst (TWC) if so equipped.
SPARK ARRESTOR
WARNING
This machine is equipped with an internal combustion engine and should
not be used on or near any unimproved forest-covered, brushcovered or
grass-covered land unless the engine’s exhaust system is equipped with a
spark arrestor meeting applicable local or state laws (if any).
If a spark arrestor 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 arrestor for the muf fler is available through your nearest authorized
Service Center, or by calling 1-888-331-4569.
4
SAFETY INSTRUCTIONS
SAFETY SYMBOLS
This page depic ts and describes safety symbols that may appear on this product. Read, understand, and follow all instructions on the machine before
attempting to assemble and operate.
SymbolDescription
READ THE OPERATOR’S MANUAL(S)
Read, understand, and follow all instructions in the manual(s) before attempting to assemble and
operate.
WARNING— ROTATING BLADES
Keep hands out of inlet and discharge openings while machine is running. There are rotating blades
inside.
WARNING— ROTATING BLADES
Keep hands out of inlet and discharge openings while machine is running. There are rotating blades
inside.
WARNING— ROTATING AUGER
Do not put hands or feet near rotating parts, in the auger/impeller housing or chute assembly.
Contact with the rotating parts can amputate hands and feet.
WARNING—THROWN OBJECTS
This machine may pick up and throw and objects which can cause serious personal injury.
WARNING—GASOLINE IS FLAMMABLE
Allow the engine to cool at least two minutes before refueling.
WARNING— CARBON MONOXIDE
Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon
monoxide, an odorless and deadly gas.
WARNING— ELECTRICAL SHOCK
Do not use the engine’s electric starter in the rain.
WARNING— HOT SURFACE
Engine parts, especially the muffler, become extremely hot during operation. Allow engine and
muffler to cool before touching.
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.
SAVE THESE INSTRUCTIONS!
5
ASSEMBLY
Wing Knob
Wing Knob
Carriage Bolts
Channel
Tab
NOTE: All references to the left or right side of the snow blower are from the
operator’s position. Any exceptions will be noted.
NOTE: This Operator’s Manual covers several models. Features may vary by model.
Not all features in this manual are applicable to all models and the model depicted
may differ from yours.
Unpacking the Snow Blower
1. Open the top of the carton.
2. Cut down the corners on the front of the carton and fold down the front side.
3. Pull the snow blower out of the carton. Be sure not to damage the chute, or
any cables attached to the chute, which is shipped under the shroud on the
backside of the carton.
Assembly
Positioning the Upper Handle
1. Remove the wing knobs and carriage bolts from the top of the lower handle.
See Figure 1. It is not necessary to remove the shoulder screw and flange lock
nut below the wing knob and carriage bolt.
2. Pivot the upper handle into the operating position. Be sure not to pinch any
of the cables in the process. See Figure 2.
Figure 2
3. Tighten the previously removed hardware to secure the handle in place. See
Figure 2.
Installing the Chute
1. Place the chute handle on the lower chute as shown in Figure 3. Be certain that
the handle is aligned in the channel on the chute and the tabs snap into place.
Figure 1
Figure 3
6
ASSEMBLY
Eye Bolt
Handle Knob
Recoil Starter Handle
2. Remove the screws in the chute base. See Figure 4.
Figure 4
3. Align the holes in the chute base with the holes in the lower chute and
secure with the previously removed screws. See Figure 5.
2. Place the eye bolt and handle knob on the upper handle as shown in Figure 6.
Do not fully tighten the hardware until instruc ted to do so.
Figure 6
NOTE: The opening of the eye bolt should face toward the back of the snow
blowe r.
3. Slowly pull the recoil starter handle up towards the eye bolt.
4. Slip the recoil starter rope into the eye bolt from the back side of the snow
blower. See Figure 6.
5. Securely tighten the eye bolt and handle knob.
Figure 5
Installing the Recoil Starter Handle
1. Remove the eye bolt and handle knob from the manual bag.
Set-Up
Fuel Recommendations
CAUTION
Operating the engine with E15 or E85 fuel, an oil/gasoline mixture, dirty
gasoline, or gasoline over 30 days old without fuel stabilizing additive
may result in damage to your engine’s carburetor. Subsequent damage
would not be covered under the manufacturer’s warranty.
Use automotive gasoline (unleaded or low leaded to minimize combustion chamber
deposits) with a minimum of 87 octane. Gasoline with up to 10% ethanol (E10)
or 15% MTBE (Methyl Tertiary Butyl Ether) can be used. Never use an oil/gasoline
mixture or dir ty gasoline. Avoid getting dirt, dust, or water in the fuel tank. DO
NOT use E15 or E85 gasoline.
• Refuel in a well-ventilated area with the engine stopped. Do not smoke or
allow flames or spark s in the area where the engine is refueled or where
gasoline is stored.
• Do not overfill the fuel tank. After refueling, make sure the tank cap is closed
properly and securely.
• Be careful not to spill fuel when refueling. Spilled fuel or fuel vapor may ignite.
If any fuel is spilled, make sure the area is dr y before starting the engine.
• Avoid repeated or prolonged contact with skin or breathing of vapor.
7
ASSEMBLY
Oil Filler Cap/
Dipstick
Fill
between
the high
and low
marks
Upper Level
Lower Level
Adding Fuel
WARNING
Use extreme care when handling gasoline. Gasoline is ex tremely
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.
WARNING
Always keep hands and feet clear of equipment moving parts. Do not use a
pressurized starting fluid. Vapors are flammable.
1. Remove the gas cap, check the fuel level and add fuel if necessary. Fill the
tank until the fuel reaches 1/2” below the bottom of the f iller neck to allow
for fuel expansion. Be careful not to overfill.
Checking & Adding Oil
CAUTION
The engine is shipped without oil in the engine. You must fill the engine
with oil before operating. Running the engine with insufficient oil can
cause serious engine damage and void the product warranty.
1. Place the snow blower on a flat, level surface.
2. On some models the oil filler cap/dipstick can be accessed on the left side of
the shroud. See Figure 7. On other models the oil filler cap/dipstick can be
accessed at the rear of the snow blower. See Figure 8.
.
Figure 8
3. Remove the oil filler cap/dipstick and wipe the dipstick clean.
4. Insert the oil filler cap/dipstick into the oil filler neck, but do not screw it in.
5. Remove the oil f iller cap/dipstick. If the level is low, slowly add oil until oil
level registers between the upper lever and lower level.
NOTE: Do not overf ill. Overfilling with oil may cause smoking, hard starting,
or spark plug fouling.
6. Replace and tighten oil filler cap/dipstick firmly before starting engine.
NOTE: DO NOT allow oil level to fall below the lover level on the dipstick.
Doing so may result in equipment malfunctions or damage.
NOTE: To change the oil on your engine, see the Maintenance section of this
Now that you have set up your snow blower, it’s important to become acquainted
with its controls and features. Refer to Figure 1.
NOTE: This Operator’s Manual covers several models. Features may vary by model.
Not all features in this manual are applicable to all models and the unit depicted
may differ from yours.
NOTE: References to LEFT, RIGHT, FRONT, and REAR indicate that position on the
when facing forward in the operation position.
Choke Control
Model: CMXGBAM1054538, CMXGBAM1054539
Model: CMXGBAM1054540, CMGSB21179
Activating the choke control closes the choke plate on carburetor and aids in starting
engine. The choke lever slides between the RUN and CHOKE positions.
Pressing the primer, making sure to cover the vent hole when pushing, forces fuel
directly into the engine’s carburetor to aid in cold-weather starting.
Recoil Starter Handle
The recoil starter handle is used to start the engine.
Gas Cap
RUN
RUN
CHOKE
CHOKE
Remove the gas cap to add fuel.
Key
CHOKE BELOW
The key is a safety device. It must be fully inser ted in order for
the engine to start. Remove the key when the snow blower is
not in use.
NOTE: Do not turn the key in an attempt to s tart the engine. Doing so may cause it to bre ak.
9
OPERATION
Auger
When engaged, the auger rotation draws snow into the auger housing and throws
it out the discharge chute. Rubber paddles on the auger also aid in propelling the
snow blower as they come in contact with the pavement.
Auger Control
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.
Chute Assembly
Rotate the discharge chute to the left or right using the control handle. 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 maintains contact with the pavement as the snow blower is
propelled, allowing snow close to the pavement’s surface to be discharged.
Before Starting the Engine
WARNING
Read, understand and follow all the instructions and warnings on the
machine and in this manual before operating.
2. Insert ignition key into slot. Make sure it snaps into place. Do not attempt to
turn the key. See Figure 2 for models CMXGBAM1054538, CMXGBAM1054539
and see Figure 3 for models CMXGBAM1054540, CMGSB21179.
Figure 2
Starting The Engine
Recoil Starter
WARNING
Always keep hands and feet clear of moving parts. Do not use a pressurized
starting fluid. Vapors are flammable.
WARNING
To avoid carbon monoxide poisoning, make sure the engine is outdoors in a
well-ventilated area.
1. Make certain the auger control is in the disengaged (released) position.
Figure 3
NOTE: The engine cannot start unless the key is fully inserted into the
ignition switch.
3. Push the choke lever to the CHOKE position.
4. If the engine is warm, place the choke in the RUN position instead of CHOKE.
5. Push the primer five to seven (5-7) times for models CMXGBAM1054538 and
CMXGBAM1054539 and three (3) times for models CMXGBAM1054540 and
CMGSB21179, making sure to cover the vent hole when pushing.
6. If the engine is warm, push the primer only once.
7. Grasp the recoil starter handle and slowly pull the rope out. At the
point where it becomes slightly harder to pull the rope, slowly allow the rope
to recoil.
10
OPERATION
8. Pull the starter handle with a firm, rapid stroke. Do not release
the handle and allow it to snap back. Keep a firm hold on the starter handle
and allow it to slowly recoil.
9. Allow the engine to warm up several minutes, adjusting choke toward RUN
position. Wait until engine runs smoothly before each choke adjustment.
Electric Starter (If equipped)
Determine that your home’s wiring is a three-wire grounded system. Ask a licensed
electrician if you are not certain.
If you have a grounded three-prong receptacle, proceed as follows:
CAUTION
The extension cord can be any length, but must be rated for 15 amps at 125
volts, grounded and rated for outdoor use.
1. Make certain the auger control is in the disengaged (released) position.
2. Insert ignition key into slot. Make sure it snaps into place. Do not attempt
to turn the key. See Figure 3 for models CMXGBAM1054540 and CMGSB21179.
NOTE: The engine cannot start unless the key is fully inserted into the
ignition switch.
3. Plug the extension cord into the outlet located on the engine’s surface. Plug
the other end of extension cord into a three-prong 120-volt, grounded, AC
outlet in a well-ventilated area See Figure 4.
11. When disconnecting the extension cord, always unplug the end at the
three-prong wall outlet before unplugging the opposite end from the snow
blowe r.
Stopping the Engine
1. Run the engine for a few minutes without engaging the auger before
stopping to help dry off any moisture on the engine.
2. To stop the engine remove the key and store it in a safe place.
NOTE: Remove the key to quickly stop the engine in the event of an
emergency.
3. Wipe all the snow and moisture away from the engine controls area.
WARNING
Muffler, engine and surrounding areas become hot and can cause a burn.
Be careful and do not touch when they are hot.
Engaging the Auger
Engage the auger by squeezing the auger control against the upper handle. Release
the control to stop the auger.
Engaging the Drive
Lift up slightly on the upper handle to allow the rubber paddles on the auger to
contact the pavement and propel the snow blower forward. Pushing downward on
the handle will raise the auger of f the ground and stop the forward motion.
NOTE: Excessive upward pressure on the handle will result in premature wear to the
rubber auger paddles.
Figure 4
4. Push the choke lever to the CHOKE position.
5. If the engine is warm, place the choke in the RUN position instead of CHOKE.
6. Push the primer three (3) times for models CMXGBAM1054540 and
CMGSB21179, making sure to cover the vent hole when pushing.
7. If the engine is warm, push the primer button only once.
8. Push starter button to star t engine.
9. Once the engine starts, release starter button.
10. Allow the engine to warm up several minu tes, adjusting choke toward RUN
position. Wait until engine runs smoothly before each c hoke adjustment.
Clearing a Clogged Discharge Chute
Hand contact with the rotating impeller inside the discharge chute is the most
common cause of injury associated with snow blowers. Never use your hand to
clean out the discharge chute.
To clear the chute:
1. Stop the engine. See instructions above for how to stop the engine.
2. Wait 10 seconds to be sure the impeller blades have stopped rotating.
3. Always use a clean-out tool or stick, not your hands.
Operating the Snow Blower
• Once the auger drive is engaged, roll the snow blower into the layer of snow
to be removed.
• Adjust the chute so that the snow is not thrown over other snow that is to be
removed.
• Prevent possible property damage or personal injury from object ricochet by
planning your snow throwing pattern to avoid discharge towards windows,
walls, cars, etc.
• Do not overload machine c apacity by attempting to clear snow at too f ast of a rate.
• Never operate this machine without good visibility or light.
• Always be sure of your footing and keep a f irm hold on the handles.
• Walk, never run when operating snow blower.
• Look down and behind and use care when backing up.
11
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