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• 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, maintenance, and repair information.
RULES FOR SAFE OPERATION
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
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 #753-06182 Muffler Assembly
.
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.
• Carefully inspect the area before starting the unit. Remove all debris and hard or sharp objects such as
glass, wire, etc.
• Be aware of the risk of injury to the head, hands and feet.
• 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 approached, stop the unit immediately.
• Use only 0.095 inch (2.41 mm) diameter original equipment manufacturer replacement line. Never use
metal-reinforced line, wire or rope. These can break off and become dangerous projectiles.
• Squeeze the throttle control and check that it returns automatically to the idle position. Make all
adjustments or repairs before using unit.
SAFETY WARNINGS FOR GAS UNITS
• Store fuel only in containers specifically designed and approved for the storage of such materials.
• Avoid creating a source of ignition for spilled fuel. Do not start the engine until fuel vapors dissipate.
• Always stop the engine and allow it to cool before filling the fuel tank. Never remove the cap of the fuel
tank, or add fuel, when the engine is hot. Never operate the unit without the fuel cap securely in place.
Always loosen the fuel tank cap slowly to relieve any pressure in the tank.
• Mix and add fuel in a clean, well-ventilated outdoor area where there are no sparks or flames. Do not
smoke while fueling or mixing fuel. Wipe up any spilled fuel from the unit immediately. Always wipe unit
dry before using.
• Move the unit at least 30 feet (9.1 m) from the fueling source and site before starting the engine. Do not
smoke or allow sparks and open flames near the area while adding fuel or operating the unit.
WHILE OPERATING
• 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.
• Wear safety glasses or goggles that are marked as meeting ANSI Z87.1-1989 standards. Also wear
ear/hearing protection when operating this unit. Wear a face or dust mask if the operation is dusty. Long
sleeve shirts are recommended.
• Wear heavy, long pants, boots and gloves. Do not wear loose clothing, jewelry, short pants, sandals or go
barefoot. Secure hair above shoulder level.
• The cutting head shield must always be in place while operating the unit. Do not operate unit without
both trimming lines extended, and the proper line installed. Do not extend the trimming line beyond the
length of the shield.
• The cutting attachment may spin during idle speed adjustments. Wear protective clothing and observe all
safety instructions to prevent serious personal injury.
• Adjust the D-handle to provide the best grip.
• Be sure the cutting head is not in contact with anything before starting the unit.
• Use the unit only in daylight or good artificial light.
• 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. See Starting/Stopping Instructions.
• Use the right tool. Only use this tool for the purpose intended.
• Do not overreach. Always keep proper footing and balance.
• Always hold the unit with both hands when operating. Keep a firm grip on both the front and rear handle
or grips.
• Keep hands, face, and feet at a distance from all moving parts. Do not touch or try to stop the cutting
head when it is rotating.
• Do not touch the engine or muffler. These parts get extremely hot from operation. They remain hot for a
short time after turning off the unit.
• Do not operate the engine faster than the speed needed to cut, trim or edge. Do not run the engine at
high speed when not cutting.
• This unit has an overspeed protection switch to keep the unit from overheating. When the unit is run at full throttle
while not in use for extended lengths of time the overspeed protection switch will engage.
• Always stop the engine when cutting is delayed or when walking from one cutting location to another.
• If the unit is struck or becomes entangled with a foreign object, stop the engine immediately and check for
damage. Do not operate before repairing damage. Do not operate the unit with loose or damaged parts.
• Stop and switch the engine to off for maintenance, repair, or for changing the cutting head or other Add-Ons.
• Use only original equipment manufacturer replacement parts and accessories for this unit. These are
available from an authorized service dealer. The use of any unauthorized parts or accessories could lead
to serious injury to the user, or damage to the unit, and void the warranty.
• Keep unit clean of vegetation and other materials. They may become lodged between the cutting head
and shield.
• To reduce fire hazard, keep the engine and muffler free from grass, leaves, excessive grease or carbon
build up.
OTHER SAFETY WARNINGS
• Never store the unit, with fuel in the tank, inside a building where fumes may reach an open flame or spark.
• Allow the engine to cool before storing or transporting. Be sure to secure the unit while transporting.
• Store the unit in a dry area, locked up or up high to prevent unauthorized use or damage, 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 the Cleaning and Storage instructions.
• Keep these instructions. Refer to them often and use them to instruct other users. If loaning someone this
unit, also loan them these instructions.
SAVE THESE INSTRUCTIONS
SERVICE INFORMATION
TABLE OF CONTENTS
Service Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Know Your Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Oil and Fuel Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Starting/Stopping Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Maintenance & Repair Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Cleaning and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Troubleshooting Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
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© 2009 MTD SOUTHWEST INC, All Rights Reserved.
For service call
1-800-828-5500
in the United States or
1-800-668-1238
in Canada to obtain a list of authorized
service dealers near you. For more details about your unit, visit our website at
www.troybilt.com
or
www.troybilt.ca
.
If you have difficulty assembling this product or have any questions regarding the controls, operation or
maintenance of this unit, please call the Customer Support Department.
DO NOT RETURN THE UNIT TO THE RETAILER. PROOF OF PURCHASE WILL BE REQUIRED FOR
WARRANTY SERVICE.
THIS PRODUCT IS COVERED BY ONE OR MORE U.S. PATENTS. OTHER PATENTS PENDING.
Service on this unit both within and after the warranty period should be performed only by an authorized and
approved service dealer.
Before beginning, locate the unit’s model plate. It lists the model and serial numbers of your unit. Refer to
the sample plate below and copy the information for future reference.
Copy the serial number here:
Copy the model and parent part numbers here:
NOTE-
This Unit Can Use an Electric Start or Power Start Bit™ Optional Accessory!
Please refer to the Electric Starter or Power Start Bit™ operator’s manual for proper use of
these features. (Items Sold Separately! Please refer to page 5 of this manual for more
information about purchasing these accessories.)
READ THE OPERATOR’S MANUAL 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 1-800-828-5500 IN U.S. OR 1-800-668-1238 IN CANADA
CALIFORNIA PROPOSITION 65 WARNING
WARNING
THE ENGINE EXHAUST FROM THIS PRODUCT CONTAINS CHEMICALS KNOWN TO THE STATE
OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM.
SAFETY ALERT:
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.
DANGER:
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.
WARNING:
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.
CAUTION:
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.
WARNING:
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:
Gasoline is highly flammable, and its vapors can explode if ignited. Take the
following precautions:
RULES FOR SAFE OPERATION
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.
• UNLEADED FUEL
Always use clean, fresh unleaded fuel
• ON/OFF STOP CONTROL
ON / START / RUN
• ON/OFF STOP CONTROL
OFF or STOP
• DO NOT USE E85 FUEL IN THIS UNIT
WARNING:
It has been proven that fuel containing greater than 15% ethanol will
likely damage this engine and void the warranty.
• THROWN OBJECTS AND ROTATING CUTTER CAN CAUSE SEVERE INJURY
WARNING:
Small objects can be propelled at high speed, causing injury. Keep
away from the rotating rotor.
• KEEP BYSTANDERS AWAY
WARNING:
Keep all bystanders, especially children and pets, at least 50 feet (15 m.)
from the operating area.
• 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.
• OIL
Refer to operator’s manual for the proper type of oil.
• CHOKE CONTROL
1. • FULL choke position
2. • PARTIAL choke position
3. • RUN choke position
• SHARP BLADE
WARNING:
Sharp blade on cutting attachment shield. To prevent serious injury, do
not touch the line cutting blade.