Yard-Man YM320BV User Manual 2

Operator’s Manual
YM320BV
2-Cycle Gas
Mulching Blower/Vacuum
SAVE THESE INSTRUCTIONS
769-06279 P00 02/11
2
THANK YOU
Thank you for buying this quality product. This modern outdoor power tool will provide many hours of useful service. You will find it to be a great labor-saving device. This operator’s manual provides you with easy-to­understand operating instructions. Read the whole manual and follow all the instructions to keep your new outdoor power tool in top operating condition.
PRODUCT REFERENCES, ILLUSTRATIONS AND SPECIFICATIONS
All information, illustrations, and specifications in this manual are based on the latest product information available at the time of printing. We reserve the right to make changes at any time without notice.
Copyright© 2011 MTD SOUTHWEST INC, All Rights Reserved.
SERVICE INFORMATION
DO NOT RETURN THIS UNIT TO THE RETAILER. PROOF OF PURCHASE WILL BE REQUIRED FOR WARRANTY SERVICE.
For assistance regarding the assembly, controls, operation or maintenance of the unit, please call the Customer Support Department at 1-800-800-7310 in the United States or 1-800-668-1238 in Canada. Additional information about the unit can be found on our website at www.yardman.com or www.yardman.ca.
For service, please call the Customer Support Department to obtain a list of authorized service dealers near you. Service on this unit, both within and after the warranty period, should only be performed by an authorized and approved service dealer. When servicing, use only identical replacement parts.
TABLE OF CONTENTS
Service Information . . . . . . . . . . . . . . . . . . . . . . . . .2
Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . .3
Know Your Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . .8
Oil and Fuel Information . . . . . . . . . . . . . . . . . . . . .11
Starting/Stopping Instructions . . . . . . . . . . . . . . . .12
Operating Instructions . . . . . . . . . . . . . . . . . . . . . .13
Maintenance and Repair Instructions . . . . . . . . . . .15
Cleaning and Storage . . . . . . . . . . . . . . . . . . . . . . .17
Troubleshooting Chart . . . . . . . . . . . . . . . . . . . . . .18
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Warranty Information . . . . . . . . . . . . . . . . . . . . . . .20
SPARK ARRESTOR NOTE
NOTE: For users on U.S. Forest Land and in the states of California, Maine, Oregon and Washington.
All U.S. Forest Land and the state of California (Public Resources Codes 4442 and 4443), Oregon and Washington require, by law that certain internal combustion engines operated on forest brush and/or grass-covered areas be equipped with a spark arrestor, maintained in effective working order, or the engine be constructed, equipped and maintained for the prevention of fire. Check with your state or local authorities for regulations pertaining to these requirements. Failure to follow these requirements could subject you to liability or a fine. This unit is factory equipped with a spark arrestor. If it requires replacement, ask your LOCAL SERVICE DEALER to install the Accessory Part
#753-05709 Muffler Assembly.
3
READ ALL INSTRUCTIONS BEFORE OPERATING
• Read the instructions carefully. Be familiar with the controls and proper use of the unit.
• Do not operate this unit when tired, ill, or under the influence of alcohol, drugs, or medication.
• Children and teens under the age of 15 must not use the unit, except for teens guided by an adult.
• All guards and safety attachments must be installed properly before operating the unit.
• Inspect the unit before use. Replace damaged parts. Check for fuel leaks. Make sure all fasteners are in place and secure. Replace parts that are cracked, chipped, or damaged in any way. Do not operate the unit with loose or damaged parts.
• Clear the area of children, bystanders, and pets. At a minimum, keep all children, bystanders, and pets outside a 50 feet (15 m.) radius; there still may be a risk to bystanders from thrown objects. Bystanders should be encouraged to wear eye protection. If you are approached, stop the unit immediately.
• Carefully inspect the area before starting the unit. Remove all debris and hard or sharp objects such as glass, wire, etc.
SAFETY WARNINGS FOR GAS UNITS
• Store fuel only in containers specifically designed and approved for the storage of such materials.
• Always stop the engine and allow it to cool before filling the fuel tank. Never remove the fuel tank cap or add fuel when the engine is hot. Always loosen the fuel tank cap slowly to relieve any pressure in the tank before fueling. Do not smoke.
• Always mix and add fuel in a clean, well-ventilated outdoor area where there are no sparks or flames. Do not smoke.
RULES FOR SAFE OPERATION
SYMBOL MEANING
The purpose of safety symbols is to attract your attention to possible dangers. The safety symbols, and their explanations, deserve your careful attention and understanding. The safety warnings do not by themselves eliminate any danger. The instructions or warnings they give are not substitutes for proper accident prevention measures.
NOTE: Advises you of information or instructions vital to
the operation or maintenance of the equipment.
SYMBOL MEANING
When using the unit,
you must follow the safety rules. Please read these instructions before operating the unit in order to ensure the safety of the operator and any bystanders. Please keep these instructions for later use.
WARNING:
• IMPORTANT SAFETY INSTRUCTIONS •
Failure to obey a
safety warning can result in injury to yourself and others. Always follow the safety precautions to reduce the risk of fire, electric shock and personal injury.
WARNING:
Failure to obey a
safety warning will result in serious injury to yourself or to others. Always follow the safety precautions to reduce the risk of fire, electric shock and personal injury.
DANGER:
Failure to obey a
safety warning may result in property damage or personal injury to yourself or to others. Always follow the safety precautions to reduce the risk of fire, electric shock and personal injury.
CAUTION:
Indicates
danger, warning or caution. Attention is required in order to avoid serious personal injury. May be used in conjunction with other symbols or pictographs.
SAFETY ALERT:
Gasoline is highly
flammable, and its vapors can explode if ignited. Take the following precautions:
WARNING:
Read the Operator’s Manual(s) and follow all
warnings and safety instructions.
Failure to do so can result in serious injury to the
operator and/or bystanders.
FOR QUESTIONS, CALL 1-800-800-7310 in the United
States, or 1-800-668-1238 in Canada
Engine exhaust,
some of its constituents and certain finished components contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.
WARNING:
CALIFORNIA PROPOSITION 65
4
RULES FOR SAFE OPERATION
• Never operate the unit without the fuel cap securely in place.
• Avoid creating a source of ignition for spilled fuel. Wipe up any spilled fuel from the unit immediately before starting the unit. Move the unit at least 30 feet (9.1 m) from the fueling source and site before starting the engine. Do not smoke.
• Never start or run the unit inside a closed room or building. Breathing exhaust fumes can kill. Operate this unit only in a well-ventilated outdoor area.
WHILE OPERATING
• To reduce the risk of injury associated with thrown objects, wear safety glasses or goggles that are marked as meeting ANSI Z87.1–1989 standards.
• Never run the unit without the proper equipment attached. When using this unit, always install the blower/vacuum tubes and vacuum bag depending on model. Make sure the vacuum bag is completely zipped closed.
• To reduce the risk of hearing loss associated with sound level(s), always wear ear/hearing protection when operating this unit.
• Wear heavy, long pants, boots, and gloves. Do not wear short pants, sandals, or go barefoot.
• To avoid static electricity shock, do not wear rubber gloves or any other insulated gloves while operating this unit.
• To reduce the risk of injury associated with objects being drawn into rotating parts, do not wear loose clothing, jewelry, scarves, and the like. Secure hair above shoulder level.
• Wear a face or dust mask if the operation is dusty. Long sleeve shirts are recommended.
• Use the unit only in daylight or good artificial light.
• Keep outside surfaces free from oil and fuel.
• Avoid accidental starting. Be in the starting position whenever pulling the starter rope. The operator and unit must be in a stable position while starting. Refer to Starting/Stopping Instructions.
• Do not set unit on any surface except a clean, hard area while engine is running. Debris such as gravel, sand, dust, grass, etc. could be picked up by the air intake and thrown out by the discharge opening, damaging unit, property, or causing serious injury to bystanders or operator.
• Use the right tool. Only use this tool for the purpose intended.
• Do not force unit. It will do the job better and with less likelihood of injury at a rate for which it was designed.
• Do not overreach or use from unstable surfaces such as ladders, trees, steep slopes, rooftops, etc. Always keep proper footing and balance.
• Always hold the unit with a firm grip when operating.
• Keep hands, face, and feet at a distance from all moving parts. Do not touch or try to stop the impeller when it is rotating. Do not operate without guards in place.
• Do not put any object into openings. Do not use with any opening blocked; keep free of dirt, debris, and anything that may reduce the air flow.
• Do not touch the engine or muffler. These parts get extremely hot from operation. When turned off they remain hot for a short time.
• Do not operate the engine faster than the speed needed to do the job. Do not run the engine at high speed when not in use.
• Always stop the engine when operation is delayed or when walking from one location to another.
• Stop the engine for maintenance, repair, to install or remove the blower tubes or vacuum attachments. The unit must be stopped and the impeller no longer turning to avoid contact with the rotating blades.
• Use only original equipment manufacturer replacement parts when servicing this unit. These parts are available from your authorized service dealer. Do not use unauthorized parts, accessories, or attachments for this unit. Doing so could lead to serious injury to the user, or damage to the unit, and void your warranty.
• Never use this unit for spreading chemicals, fertilizers or other substances which may contain toxic materials.
• To reduce fire hazard, replace faulty muffler and spark arrestor, keep the engine and muffler free from grass, leaves, excessive grease or carbon build up.
5
WHILE OPERATING UNIT AS A BLOWER
• Never point the blower in the direction of people or pets, or in the direction of windows. Always direct the blowing debris away from people, animals, and windows. Use extra caution when blowing debris near solid objects such as trees, automobiles, walls, etc.
WHILE OPERATING UNIT AS A VACUUM
• Avoid situations that could catch the vacuum bag on fire. Do not operate near an open flame. Do not vacuum warm ash from fireplaces, barbecue pits, brush piles, etc. Do not vacuum discarded cigars or cigarettes unless the cinders are completely cool.
• The unit is designed to pickup dry material such as leaves, grass, small twigs, and bits of paper. Do not attempt to vacuum wet debris and/or standing water as this may result in damage to the blower/ vacuum. To avoid severe damage to the impeller, do not vacuum metal, broken glass, etc.
RULES FOR SAFE OPERATION
OTHER SAFETY WARNINGS
• Always disconnect the spark plug before performing maintenance or accessing movable parts.
• Never store the unit, with fuel in the tank, inside a building where fumes may reach an open flame (pilot lights, etc.) or sparks (switches, electrical motors, etc.).
• Allow the engine to cool before storing or transporting. Be sure to secure the unit while transporting.
• Store the unit in a dry place, either locked up or up high to prevent unauthorized use or damage. Keep out of the reach of children.
• Never douse or squirt the unit with water or any other liquid. Keep handles dry, clean, and free from debris. Clean after each use, see Cleaning and Storage instructions.
• Keep these instructions. Refer to them often and use them to instruct other users. If you loan this unit to others, also loan these instructions to them.
SPECIAL NOTE: Exposure to vibrations through prolonged use of gasoline powered hand tools could cause blood vessel or nerve damage in the fingers, hands, and joints of people prone to circulation disorders or abnormal swelling. Prolonged use in cold weather has been linked to blood vessel damage in otherwise healthy people. If symptoms occur such as numbness, pain, loss of strength, change in skin color or texture, or loss of feeling in the fingers, hands or joints, discontinue use of this tool and seek medical attention. An anti-vibration system does not guarantee avoidance of these problems. Users who operate power tools on a regular basis must closely monitor their physical condition and the condition of this tool.
SAVE THESE INSTRUCTIONS
6
RULES FOR SAFE OPERATION
SYMBOL MEANING
• SAFETY AND INTERNATIONAL SYMBOLS •
This operator's manual describes safety and international symbols and pictographs that may appear on this product. Read the operator's manual for complete safety, assembly, operating and maintenance and repair information.
SYMBOL MEANING
• SAFETY ALERT SYMBOL
Indicates danger, warning, or caution. May be used in conjunction with other symbols or pictographs.
• READ OPERATOR'S MANUAL WARNING: Read the Operator’s
Manual(s) and follow all warnings and safety instructions. Failure to do so can result in serious injury to the operator and/or bystanders.
• WEAR EYE AND HEARING PROTECTION
WARNING: Thrown objects and loud
noise can cause severe eye injury and hearing loss. Wear eye protection meeting ANSI Z87.1–1989 standards and ear protection when operating this unit. Use a full face shield when needed.
• KEEP BYSTANDERS AWAY WARNING: Keep all bystanders,
especially children and pets, at least 50 feet (15 m.) from the operating area.
• UNLEADED FUEL
Always use clean, fresh unleaded fuel.
•OIL
Refer to operator's manual for the proper type of oil.
• DO NOT USE E85 FUEL IN THIS UNIT WARNING: It has been proven that fuel
containing greater than 10% ethanol will likely damage this engine and void the warranty.
• THROWN OBJECTS AND ROTATING CUTTER CAN CAUSE SEVERE INJURY
WARNING: Keep clear of blower outlet.
Never point the blower at yourself or others. Objects can be thrown from blower. Do not operate unit without proper attachments and guards in place.
• ON/OFF STOP CONTROL
ON / START / RUN
• ON/OFF STOP CONTROL
OFF OR STOP
• HOT SURFACE WARNING: Do not touch a hot muffler or
cylinder. You may get burned. These parts get extremely hot from operation. When turned off they remain hot for a short time.
• CHOKE CONTROL
1 • FULL choke position. 2 • PARTIAL choke position. 3 • RUN position.
• BLOWERS – ROTATING IMPELLER BLADES CAN CAUSE SEVERE INJURY
WARNING: Stop the engine and allow the
impeller to stop before opening the vacuum door, installing or changing tubes or bag, or before cleaning or performing any maintenance.
• THROTTLE CONTROL
Indicates “HIGH” or “FASTEST” speed.
• THROTTLE CONTROL
Indicates “IDLE”, “LOW” or “SLOWEST” speed.
12
3
7
KNOW YOUR UNIT
APPLICATION
As a blower:
• Cleaning yards, garages, driveways, porches, patios, around walls, fences and more
As a vacuum:
• Picking up leaves and other light debris
Blower Tube
Vacuum Bag
Blower
Outlet
Vacuum
Bag Hook
Vacuum Bag
Zipper
Fuel Cap
Throttle Control
Primer
Bulb
Blue Choke
Control
Air filter/muffler cover
Spark Plug
Starter Rope
Grip
On/Off Stop
Control
Muffler
Assembled as a Blower
Assembled as a Vacuum
Vacuum
Door
Front Handle
Vacuum Inlet
Vacuum
Tube
Rear Handle
TOOLS REQUIRED:
• Flat blade screwdriver
8
ASSEMBLY INSTRUCTIONS
ASSEMBLING UNIT AS A BLOWER
Blower Tube Assembly
NOTE: If the unit was assembled as a vacuum unit,
remove all vacuum parts and store away in a secure place for later use.
Installing
• Install the blower tube over the blower outlet and push it on until both tabs snap into place (Fig. 1).
Removing
• Remove the blower tube by pressing both tabs at the same time and pulling off the blower tube (Fig. 1).
ASSEMBLING UNIT AS A VACUUM
To assemble the unit as a vacuum, begin by removing the blower tube. Refer to the previous section.
Vacuum Tube Assembly
NOTE: If the unit was assembled as a blower unit,
remove the blower tube and store away in a secure place for later use.
Installation
1. Align the small arrow on the lower vacuum tube with the arrow on the upper vacuum tube (Fig. 2).
2. Grasp the lower and upper vacuum tubes firmly with both hands, and push the lower vacuum tube into the upper vacuum tube. Turn the lower vacuum tube clockwise until it snaps into detente and locks. When properly assembled, the dot on the lower tube aligns with the dot on the upper tube.
3. Flip the unit so it is standing straight up on the muffler cover. The front of the unit and the vacuum door should face you (Fig. 3).
Fig. 1
Fig. 2
Fig. 3
Tabs
Vacuum
Door
Blower
Outlet
Upper Vac Tube
Lower Vac Tube
To prevent serious
personal injury, stop the engine and allow the impeller to stop before attaching or removing tubes.
WARNING:
To prevent serious
personal injury or damage to the unit, the blower tube must be installed while operating this unit as a blower.
WARNING:
To prevent serious
personal injury, stop the engine and allow the impeller to stop before attaching or removing tubes.
WARNING:
To prevent serious
personal injury or damage to the unit, always install vacuum tubes and the vacuum bag, and make sure the vacuum bag is completely zipped closed when operating this unit as a vacuum.
WARNING:
9
ASSEMBLY INSTRUCTIONS
4. Insert a flat head screwdriver into the slot at the lower end of the vacuum door. Make contact with the vacuum door locking clip and push inward and upwards (Fig. 4). Then pull the vacuum door and hold it open.
5. While holding the vacuum door open, locate the assembled vacuum tube (put together in Step 2). Arrange the tube so the flat area faces the vacuum door. The grooves on the side of the tube will line up with the small tabs in the impeller intake (Fig. 5). From the exterior, align the small arrow on the vacuum tube with the arrow on the impeller intake.
8. Attach the vacuum bag to the vacuum bag hook located at the underside of the unit.
Removing the Vacuum Bag
1. Unhook the bag.
2. Remove the vacuum bag by pressing both tabs on the vacuum bag elbow at the same time and pulling the bag off the blower (Fig. 6).
3. Install the blower tube in order to assemble the unit as a blower.
4. Make sure the vacuum door is securely latched shut.
Elbow
Tabs
Locking
Clip
Fig. 4
Installing the Vacuum Bag
7. Install the vacuum bag tube over the blower outlet and push it on until both tabs snap into place (Fig. 6). Position the bag so its interior elbow slants downward.
Fig. 6
Vacuum
Door Slot
Flat
Area
Tabs
Impeller Intake
Vacuum Tube
Groove
Fig. 5
Vacuum Bag Hook
Never operate the
unit in the blower configuration without the vacuum door secured and latched shut.
WARNING:
6. Push the vacuum tube in firmly and grip it with both hands. Turn the tube clockwise as far as possible until it snaps into the detent and locks. When properly assembled, the dot on the vacuum tube will align with the dot on the impeller intake.
10
Fig. 9
3. Snap the clip on to the support fittings on the front or back of the handle. Clip to the front portion of the handle when using the unit as a blower, and clip to the back portion of the handle when using the unit as a vacuum (Fig. 8).
4. While standing in the operating position, adjust the length to fit the operator’s size. Pull the tab to lengthen, pull the strap to shorten (Fig 9).
INSTALLING THE SHOULDER HARNESS
1. Push the strap through the center of the buckle.
2. Pull the strap over the cross bar and down through the slot in the buckle (Fig. 7).
Fig. 7
Clip
ASSEMBLY INSTRUCTIONS
To avoid serious
personal injury, never attempt to start the unit when standing with the unit clipped to the shoulder strap. Always follow the starting procedures as described in the Starting/
Stopping Instructions section.
WARNING:
Attach Here for
Blowing
Attach Here for
Vacuuming
Fig. 8
11
OIL AND FUEL INFORMATION
NOTE: Dispose of the old fuel/oil mix in accordance with
federal, state and local regulations.
OIL AND FUEL MIXING INSTRUCTIONS
Old and/or improperly mixed fuel are the main reasons for the unit not running properly. Be sure to use fresh, clean unleaded fuel. Follow the instructions carefully for the proper fuel/oil mixture.
Definition of Blended Fuels
Today's fuels are often a blend of gasoline and oxygenates such as ethanol, methanol, or MTBE (ether). Alcohol-blended fuel absorbs water. As little as 1% water in the fuel can make fuel and oil separate. It forms acids when stored. When using alcohol-blended fuel, use fresh fuel (less than 30 days old).
Using Blended Fuels
If you choose to use a blended fuel, or its use is unavoidable, follow recommended precautions:
• Always use the fresh fuel mix explained in your operator's manual
• Use the fuel additive STA-BIL®or an equivalent
• Always agitate the fuel mix before fueling the unit
• Drain the tank and run the engine dry before storing the unit
Using Fuel Additives
The bottle of 2-cycle oil that came with your unit contains a fuel additive which will help inhibit corrosion and minimize the formation of gum deposits. It is recommended that you use our 2-cycle oil with this unit.
If unavailable, use a good 2-cycle oil designed for air-cooled engines along with a fuel additive, such as STA-BIL®Gas Stabilizer or an equivalent. Add 0.8 oz. (23 ml) of fuel additive per gallon of fuel according to the instructions on the container. NEVER add fuel additives directly to the unit's fuel tank.
Thoroughly mix the proper ratio of 2-cycle engine oil with unleaded gasoline in a separate fuel can. Use a 40:1 fuel/oil ratio. Do not mix them directly in the engine fuel tank. See the table below for specific gas and oil mixing ratios.
NOTE: One gallon (3.8 liters) of unleaded gasoline mixed
with one 3.2 oz. (95 ml) bottle of 2-cycle oil makes a 40:1 fuel/oil ratio.
UNLEADED GAS* 2 CYCLE OIL
1 GALLON US
(3.8 LITERS)
3.2 FL. OZ. (95 ml)
1 LITER 25 ml
+
MIXING RATIO - 40:1
Add fuel in a clean,
well ventilated outdoor area. Wipe up any spilled fuel immediately. Avoid creating a source of ignition for spilt fuel. Do not start the engine until fuel vapors dissipate.
WARNING:
Gasoline is
extremely flammable. Ignited Vapors may explode. Always stop the engine and allow it to cool before filling the fuel tank. Do not smoke while filling the tank. Keep sparks and open flames at a distance from the area.
WARNING:
Remove fuel cap
slowly to avoid injury from fuel spray. Never operate the unit without the fuel cap securely in place
.
WARNING:
For proper engine
operation and maximum reliability, pay strict attention to the oil and fuel mixing instructions on the 2-cycle oil container. Using improperly mixed fuel can severely damage the engine.
CAUTION:
*WARNING: DO NOT USE E85
FUEL IN THIS UNIT.
It has been proven that fuel containing greater than 10% ethanol will likely damage this engine and void the warranty.
12
STARTING/STOPPING INSTRUCTIONS
Blue Choke Lever
On/Off Stop Control
Primer Bulb
Throttle Control
Idle
Fast
STARTING INSTRUCTIONS
Fig. 10
Fig. 11
STOPPING INSTRUCTIONS
1. Move the throttle control to the idle position ( ). Allow the engine to cool down by idling.
2. Press and hold the On /Off Control in the OFF (O) position until unit stops.
1. Mix gas with oil. Fill fuel tank with fuel/oil mixture. See Oil and
Fuel Mixing Instructions.
NOTE: There is no need to turn the unit on. The On/Off Stop Control
is in the ON (I) position at all times.
2. Fully press and release the primer bulb 10 times, slowly. Some
amount of fuel should be visible in the primer bulb and fuel lines (Fig. 11). If you can’t see fuel in the bulb, press and release the bulb as many times as it takes before you can see fuel in it.
3. Place the blue choke lever in Position 1 (Fig. 11).
4. Place the unit in the starting position (Fig. 12 as a blower, Fig. 13
as a vacuum). Move the throttle control to the fast position ( ) (Fig. 10).
5. Pull the starter rope briskly 5 times.
6. Place the blue choke lever in Position 2.
7. Pull the starter rope briskly 1 to 3 times to start the engine.
8. Allow the engine to warm up for 30 to 60 seconds.
NOTE: Engine may take longer to warm up and reach maximum operating speed at colder temperatures.
NOTE: Unit is properly warmed up when engine accelerates without hesitation.
9. Move the blue choke lever to Position 3 (Fig. 11) and continue
warming the engine for an additional 30 to 60 seconds. The unit may be used during this time.
IF...the engine hesitates, return choke lever to Position 2 (Fig. 11) and
continue warm up.
IF...the engine does not start, go back to step 2. IF...the engine fails to start after a couple attempts, place the blue
choke lever in Position 3 and move the throttle control to the fast position ( ). Pull the starter rope briskly 3 to 8 times. The engine should start. If not, repeat.
IF WARM... If the engine is already warm, start the unit with the blue
choke lever in Position 2. After the unit starts, move the choke lever to Position 3.
Vacuum Starting Position
Starter
Rope
Starter
Rope
Blower Starting Position
Fig. 12
Fig. 13
Operate this unit only in a
well- ventilated outdoor area. Carbon monoxide exhaust fumes can be lethal in a confined area.
WARNING:
Avoid accidental starting.
Make sure you are in the
starting position when pulling the starter rope (Fig. 12 and 13).
To avoid serious injury, the operator and unit
must be in a stable position while starting. Do not set unit on any surface except a clean, hard
area while starting. Debris such as gravel, sand, dust and grass could be picked up by the air intake and thrown out by the discharge opening. This could damage the unit, property, or cause serious injury to bystanders or the operator.
WARNING:
Position 1
Position 3
Position 2
To avoid serious personal
injury, always remove the vacuum bag prior to refueling the unit. The bag may become a fire hazard when saturated with fuel.
WARNING:
13
OPERATING INSTRUCTIONS
HOLDING THE BLOWER/VACUUM
Before operating the unit, stand in the operating position. Check for the following:
• Operator is wearing proper clothing, such as boots, safety glasses or goggles, ear/hearing protection, gloves, long pants and long sleeve shirt
• If the conditions are dusty, the operator is wearing a dust mask or face mask
• The unit is in good working condition
• The tubes and guards are in place and secure
OPERATING TIPS
• Be sure the vacuum bag is zipped closed before operating the unit.
• Assure the unit is not directed at anybody or any loose debris before starting the unit.
• Verify that the unit is in good working condition. Make sure the tubes and guards are in place and secure.
• Always hold the unit securely when operating. Keep a firm grip on the handles.
• To reduce the risk of hearing loss associated with sound level(s), hearing protection is required.
• Operate power equipment only at reasonable hours— not early in the morning or late at night when people might be disturbed. Comply with times listed in local ordinances. Usual recommendations are 9:00 am to 5:00 pm, Monday through Saturday.
• To reduce noise levels, limit the number of pieces of equipment used at any one time.
• To reduce noise levels, operate power blowers at the lowest possible speed to do the job.
• Check your equipment before operation, especially the muffler, air intakes and air filters.
• Use rakes and brooms to loosen debris before blowing.
• In dusty conditions, slightly dampen surfaces or use a mister attachment when water is available.
• Conserve water by using power blowers instead of hoses for many lawn and garden applications, including areas such as screens, patios, grills, porches, and gardens.
• Watch out for children, pets, open windows or freshly washed cars, and blow debris safely away.
• Use the full blower nozzle extension so the air stream can work close to the ground.
• Clean up after using blowers and other equipment. Dispose of debris appropriately.
OPERATING AS A BLOWER
1 Use the blower for trees, shrubs, flower beds and
hard-to-clean areas (Fig. 14).
2. Use the unit around buildings and for other normal
cleaning procedures (Fig. 14).
3. Use the blower around walls, overhangs, fences and
screens (Fig. 15).
Fig. 14
Fig. 15
To prevent serious
personal injury or damage to the unit, make sure blower tubes or vacuum tubes and the vacuum bag are in place before you operate the unit.
WARNING:
To avoid serious
personal injury, wear goggles or safety glasses at all times when operating this unit. Wear a face mask or dust mask in dusty locations.
WARNING:
14
OPERATING INSTRUCTIONS
Fig. 16
OPERATING AS A VACUUM
Check for the following before operating the unit:
• Operator is wearing proper clothing, such as boots, safety glasses or goggles, ear/hearing protection, gloves, long pants and long sleeve shirt
• If the conditions are dusty, operator is equipped with a dust mask or face mask
• The unit is in good working condition-- the vacuum tubes and vacuum bag are in place and secure.
• The shoulder harness is in place and correctly adjusted.
Operation Procedure
Use the unit for vacuuming up light debris like leaves and paper.
Hold the vacuum, tilting the suction tube slightly (2-4 inches or 50-100 mm), and use a sweeping action to collect light debris (Fig. 16). The debris will flow into the vacuum bag. Items such as small leaves and small twigs will be mulched as they pass through the fan housing, allowing the vacuum bag to hold more debris.
When the bag is full, suction will noticeably decrease. Turn off the unit and allow the impeller to stop before you remove and unzip the bag. Unzip the bag and empty the contents before continuing. Refer to Emptying the Vacuum Bag.
Emptying the Vacuum Bag
1. Remove the bag from the vacuum bag hook.
2. While wearing eye protection and a dust mask, unzip the vacuum bag and empty the contents into a garbage bag or container.
3. Turn the bag inside out after initial emptying and vigorously shake out dust and debris.
4. Zip close and reinstall the vacuum bag.
To avoid serious
personal injury, turn off the unit and allow the impeller to stop before opening vacuum door or installing or removing vacuum bag.
WARNING:
When the upper and
lower vacuum tubes are removed, make sure the vacuum door is snapped closed and secured before using the unit, to avoid injury from the impeller.
WARNING:
Avoid situations that
could catch the vacuum bag on fire. Do not operate near an open flame. Do not vacuum warm ash from fireplaces, barbecue pits, brush piles, etc. Do not vacuum discarded cigars or cigarettes unless the cinders are completely cool.
WARNING:
As a vacuum, the
unit is designed to pick up dry material such as leaves, grass, small twigs and bits of paper. To avoid serious personal injury, do not attempt to vacuum wet debris and/or standing water as this may result in damage to the blower/ vacuum. To avoid severe damage to the impeller, do not vacuum metal, broken glass or similar items.
WARNING:
To avoid serious
personal injury, never unzip the vacuum bag without stopping the unit first
WARNING:
To prevent serious
personal injury or damage to the unit, always install vacuum tubes, vacuum bag and make sure the vacuum bag is completely zipped closed when operating this unit as a vacuum.
WARNING:
15
MAINTENANCE AND REPAIR INSTRUCTIONS
MAINTENANCE SCHEDULE
Perform these required maintenance procedures at the frequency stated in the table. These procedures should also be a part of any seasonal tune-up.
NOTE: Some maintenance procedures may require
special tools or skills. If you are unsure about these procedures, take your unit to any non-road engine repair establishment, individual or authorized service dealer.
NOTE: Maintenance, replacement or repair of the emission
control devices and system may be performed by any non-road engine repair establishment, individual or authorized service dealer.
NOTE: Please read the California/EPA statement that came
with the unit for a complete listing of terms and coverage for the emissions control devices, such as the spark arrestor, muffler, carburetor, etc.
FREQUENCY MAINTENANCE REQUIRED REFER TO
Before starting engine Fill fuel tank with fresh fuel Page 11 Every 10 hours Clean and re-oil air filter Page 15 Every 25 hours Check spark plug condition and gap Page 16
AIR FILTER MAINTENANCE
Removing the Air Filter/Muffler Cover
1. Place the choke lever in Position 2. NOTE: The blue choke lever must be in Position 2 to
remove the air filter/ muffler cover (Fig. 17).
2. Remove the four (4) screws securing the air filter/muffler cover (Fig. 17). Use a T-20 Torx bit screwdriver.
3. Pull the cover from the engine. Do not force.
Cleaning the Air Filter
Failure to maintain your air filter properly can result in poor performance or can cause permanent damage to your engine.
1. Remove air filter/muffler cover. Refer to Removing
the Air Filter/Muffler Cover.
2. Turn cover over and look inside to locate the air filter. Remove the air filter from inside the air filter/muffler cover (Fig. 18).
3. Wash the filter in detergent and water. Rinse the filter thoroughly. Squeeze out excess water. Allow it to dry completely.
4. Apply enough clean SAE 30 oil to lightly coat the filter.
5. Squeeze the filter to spread and remove excess oil.
6. Replace the air filter inside the air filter/muffler cover (Fig. 18).
NOTE: Operating the unit without the air filter and air
filter/muffler cover assembly will VOID the warranty.
Reinstalling the Air Filter/Muffler Cover
1. Place the air filter/muffler cover over the back of the carburetor and muffler. Align the screw holes.
2. Insert the four (4) screws into the holes in the air filter/muffler cover (Fig. 17) and tighten.
Do not over tighten.
Fig. 18
Air Filter
Inside Muffler
C over
To avoid serious
personal injury, always turn your unit off and allow it to cool before you clean or service it.
WARNING:
To prevent serious
injury, never perform maintenance or repairs with unit running. Always service and repair a cool unit. Disconnect the spark plug wire to ensure that the unit cannot start.
WARNING:
Blue Choke
Lever
Screws
Screws
Position 2
Fig. 17
16
If after checking the fuel mixture and cleaning the air filter the engine still will not idle, adjust the idle speed adjuster as follows.
1. Start the engine and let it run at the fast position for a minute to warm up.
2. Move the throttle control to the idle position and let the engine idle. If the engine stops, insert a small phillips or flat blade screwdriver into the hole in the air filter/muffler cover (Fig. 19). Turn the idle speed adjuster in, clockwise, 1/8 of a turn at a time (as needed) until the engine idles smoothly.
3. If the unit appears to be idling too fast, turn the idle speed adjuster counterclockwise 1/8 of a turn at a time (as needed), to reduce idle speed.
Checking the fuel mixture, cleaning the air filter, and adjusting the idle speed should solve most engine problems. If not and all of the following are true:
• the engine will not idle
• the engine hesitates or stalls on acceleration
• there is a loss of engine power
Have the carburetor adjusted by an authorized service dealer.
IDLE SPEED ADJUSTMENT
The idle speed of the engine is adjustable through the air filter/muffler cover (Fig. 19).
NOTE: Careless adjustments can seriously damage your
unit. An authorized service dealer should make carburetor adjustments.
REPLACING THE SPARK PLUG
Use a Champion®RDJ7Y spark plug, or equivalent. The correct air gap is 0.025 inch (0.635 mm).
1. Stop the engine and allow it to cool. Grasp the plug wire firmly and pull it from the spark plug.
2. Clean around the spark plug. Remove the spark plug from the cylinder head by turning a 5/8-inch socket counterclockwise.
3. Replace a cracked, fouled or dirty spark plug. Set the air gap at 0.025 in. (0.635 mm) using a feeler gauge (Fig. 20).
4. Install a correctly-gapped spark plug in the cylinder head. Tighten by turning the 5/8-inch socket clockwise until snug.
If using a torque wrench torque to:
110-120 in.•lb. (12.3-13.5 N•m) Do not over tighten.
0.025 in.
(0.635 mm)
Fig. 20
Idle Speed Screw
Fig. 19
Do not sand blast,
scrape or clean electrodes. Grit in the engine could damage the cylinder.
WARNING:
This unit will need
to be running during idle speed adjustment. Wear protective clothing and observe all safety instructions to prevent serious personal injury.
Also, DO NOT set unit on any surface except a clean, hard area while starting or performing any adjustments. Debris such as gravel, sand, dust, grass, etc. could be picked up by the air intake and thrown out by the discharge opening, damaging unit, property, or causing serious injury to bystanders or operator.
WARNING:
MAINTENANCE AND REPAIR INSTRUCTIONS
17
MAINTENANCE AND REPAIR INSTRUCTIONS
CLEANING THE UNIT
Use a small brush to clean off the outside of the unit. Do not use strong detergents. Household cleaners that contain aromatic oils such as pine and lemon, and solvents such as kerosene, can damage plastic housing or handle. Wipe off any moisture with a soft cloth.
CLEANING THE VACUUM BAG
1. Empty the bag after each use to avoid deterioration and obstructing air flow, which will reduce the performance of the vacuum.
2. Wearing eye protection and a dust mask, clean the bag as needed. Turn the bag inside out after initial emptying and vigorously shake out dust and debris.
3. Wash the bag once a year or more often if needed: a. Remove the vacuum bag. b. Turn bag inside out. c. Hang it up. d. Hose it down thoroughly. e. Hang to dry. f. Turn bag right-side out and reinstall.
STORAGE
• Never store a fueled unit where fumes may reach an open flame or spark.
• Allow the engine to cool before storing.
• Store the unit locked up to prevent unauthorized use or damage.
• Store the unit in a dry, well-ventilated area.
• Store the unit out of the reach of children.
LONG TERM STORAGE
If you plan on storing the unit for an extended time, use the following storage procedure:
1. Drain all fuel from the fuel tank into a container with
the same 2-cycle fuel mixture. Do not use fuel that has been stored for more than 30 days. Dispose of the old fuel/oil mix in accordance with federal, state and local regulations.
2. Start the engine and allow it to run until it stalls. This
ensures that all fuel has been drained from the carburetor.
3. Allow the engine to cool. Remove the spark plug and
put 5 drops of high quality motor oil into the cylinder. Pull the starter rope slowly to distribute the oil. Reinstall the spark plug.
NOTE: Remove the spark plug and drain all of the oil
from the cylinder before attempting to start the unit after storage.
4. Thoroughly clean the unit and inspect it for any loose
or damaged parts. Repair or replace damaged parts and tighten loose screws, nuts or bolts. The unit is ready for storage.
To avoid serious
personal injury, always turn your unit off and allow it to cool before you clean or service it.
WARNING:
CLEARING A BLOCKED TUBE / IMPELLER
1. Press the On/Off Stop control down in the STOP (O)
position until the engine comes to a complete stop (Fig. 10).
2. Disconnect the spark plug wire to prevent the unit from starting.
3. Remove the blower/vacuum tube and the vacuum bag.
4. Carefully remove material blocking the tube or impeller. Inspect the blades to assure no damage has occurred. Rotate the impeller blades by hand to assure the blockage is completely cleared.
5. Reinstall the vacuum bag and blower/vacuum tube.
6. Reconnect the spark plug wire.
To avoid serious
personal injury, always wear gloves to protect yourself from the impeller blades or other sharp objects.
WARNING:
To avoid serious
personal injury, be sure the unit is off before cleaning or performing any maintenance on it.
WARNING:
CAUSE ACTION
18
TROUBLESHOOTING
Old or improperly mixed fuel Drain gas tank / Add fresh fuel mixture Air filter is plugged Replace or clean the air filter Fouled spark plug Replace or clean the spark plug
Choke control is in the incorrect position Refer to the Starting/Stopping instructions Throttle lever is in the incorrect position Refer to the Starting/Stopping instructions Empty fuel tank Fill fuel tank with properly mixed fuel Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times Engine flooded Use starting procedure with the choke lever in Position 3 Old or improperly mixed fuel Drain gas tank / Add fresh fuel mixture Fouled spark plug Replace or clean the spark plug
ENGINE WILL NOT START
ENGINE WILL NOT IDLE
ENGINE WILL NOT ACCELERATE
ENGINE LACKS POWER OR STALLS
Air filter is plugged Replace or clean the air filter Old or improperly mixed fuel Drain gas tank / Add fresh fuel mixture Improper idle speed Adjust according to the Idle Speed Adjustment section
Old or improperly mixed fuel Drain gas tank / Add fresh fuel mixture Dirty air filter Clean or replace the air filter
If further assistance is required, contact your authorized service dealer.
Bag full Empty bag, as described in Empty the Vacuum Bag Blocked tube Clear the blockage as described in Clearing a Blocked
Tube/ Impeller
Blocked impeller Clear the blockage as described in Clearing a Blocked
Tube/ Impeller
Damaged impeller Take the unit to an authorized service dealer
UNIT WILL NOT BLOW OR VACUUM
19
SPECIFICATIONS
UNIT*
Engine Type........................................................................................................................................... Air-Cooled, 2-Cycle
Displacement.............................................................................................................................................. 31 cc (1.9 cu. in)
Vacuum Operating RPM..................................................................................................................................... 6,800+ rpm
Blower Operating RPM....................................................................................................................................... 7,200+ rpm
Idle Speed RPM ....................................................................................................................................... 3,200 - 4,400 rpm
Spark Plug Gap ................................................................................................................................. 0.025 inch (0.635 mm)
Lubrication................................................................................................................................................... Fuel/Oil Mixture
Fuel/Oil Ratio.................................................................................................................................................................. 40:1
Fuel Tank Capacity................................................................................................................................. 13 ounces (384 ml)
Blower Velocity ............................................................................................................................. up to 200 mph (321 kmh)
Blower Air Output ........................................................................................................................ up to 425 cfm (12.1 cmm)
Mulching Ratio...................................................................................................................................................... up to 10:1
Vacuum Bag Capacity .................................................................................................................... 1.2 bushels (42.2 Liters)
Weight (no fuel, with blower tube) ................................................................................................................11.4 lb. (5.2 kg)
* All specifications are based on the latest product information available at the time of printing. We reserve the right to
make changes at any time without notice.
20
MANUFACTURER’S LIMITED WARRANTY FOR:
No implied warranty, including any implied warranty of merchantability or fitness for a particular purpose, applies after the applicable period of express written warranty above as to the parts as identified. No other express warranty or guaranty, whether written or oral, except as mentioned above, given by any person or entity, including a dealer or retailer, with respect to any product shall bind MTD. During the period of the Warranty, the exclusive remedy is repair or replacement of the product as set forth above. (Some states do not
allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.)
The provisions as set forth in this Warranty provide the sole and exclusive remedy arising from the sales. MTD shall not be liable for incidental or consequential loss or damages including, without limitation, expenses incurred for substitute or replacement lawn care services, for transportation or for related expenses, or for rental expenses to temporarily replace a warranted product.
(Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.)
In no event shall recovery of any kind be greater than the amount of the purchase price of the product sold. Alteration of the safety features of the product shall void this Warranty. You assume the risk and liability for loss, damage, or injury to you and your property and/or to others and their property arising out of the use or misuse or inability to use the product.
This limited warranty shall not extend to anyone other than the original purchaser, original lessee or the person for whom it was purchased as a gift.
How State Law Relates to this Warranty: This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.
To locate your nearest service dealer, dial 1-800-800-7310 in the United States or 1-800-668-1238 in Canada.
MTD LLC
P.O. Box 361131
Cleveland, OH 44136-0019
The limited warranty set forth below is given by MTD LLC (“MTD”) with respect to new merchandise purchased and used in the United States, its possessions and territories.
MTD warrants this product against defects in material and workmanship for a period of two (2) years commencing on the date of original purchase and will, at its option, repair or replace, free of charge, any part found to be defective in material or workmanship. This limited warranty shall only apply if this product has been operated and maintained in accordance with the Operator’s Manual furnished with the product, and has not been subject to misuse, abuse, commercial use, neglect, accident, improper maintenance, alteration, vandalism, theft, fire, water or damage because of other peril or natural disaster. Damage resulting from the installation or use of any accessory or attachment not approved by MTD for use with the product(s) covered by this manual will void your warranty as to any resulting damage.
This warranty is limited to ninety (90) days from the date of original retail purchase for any MTD product that is used for rental or commercial purposes, or any other income-producing purpose.
HOW TO OBTAIN SERVICE: Warranty service is available, WITH PROOF OF PURCHASE THROUGH YOUR LOCAL AUTHORIZED SERVICE DEALER. To locate the dealer in your area, please check for a listing in the Yellow Pages or contact the Customer Service Department of MTD LLC by calling 1-800-800-7310 or writing to P.O. Box 361131, Cleveland OH 44136-0019 or if in Canada call 1-800-668-1238. No product returned directly to the factory will be accepted unless prior written permission has been extended by the Customer Service Department of MTD LLC.
This limited warranty does not provide coverage in the following cases:
A. Tune-ups - Spark Plugs, Carburetor Adjustments, Filters.
B. Wear items - Bump Knobs, Outer Spools,Cutting Line,
Inner Reels, Starter Pulley,Starter Ropes, Drive Belts, Saw Chains, Guide Bars, Cultivator Tines.
C. MTD does not extend any warranty for products sold or
exported outside of the United States of America, its possessions and territories, except those sold through MTD’s authorized channels of export distribution.
MTD reserves the right to change or improve the design of any MTD Product without assuming any obligation to modify any product previously manufactured.
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