Summary of the content on the page No. 1
r
a
t
S
Operator’s Manual
TM M
2-Cycle Gasoline
Trimmer
Model TB20DC
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
P/N 769-02250 (12/05)
y
s
a
E
Summary of the content on the page No. 2
INTRODUCTION THANK YOU TABLE OF CONTENTS Thank you for buying this quality product. This modern Service Information . . . . . . . . . . . . . . . . . . . . . . . . .2 outdoor power tool will provide many hours of useful service. You will find it to be a great labor-saving device. Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . .3 This operator’s manual provides you with easy-to- understand operating instructions. Read the whole Know Your Unit . . . . . . . . . . . . . . . . . .
Summary of the content on the page No. 3
RULES FOR SAFE OPERATION The purpose of safety symbols is to attract your SYMBOL MEANING attention to possible dangers. The safety symbols, and their explanations, deserve your careful attention and understanding. The safety warnings do not by Failure to obey a DANGER: themselves eliminate any danger. The instructions or safety warning will warnings they give are not substitutes for proper result in serious injury to yourself or to accident prevention measures. others. Always follow the safety p
Summary of the content on the page No. 4
RULES FOR SAFE OPERATION • Always stop the engine and allow it to cool before filling • Keep hands, face, and feet at a distance from all the fuel tank. Never remove the cap of the fuel tank, or moving parts. Do not touch or try to stop the cutting add fuel, when the engine is hot. Never operate the unit attachment when it is rotating. without the fuel cap securely in place. Loosen the fuel • Do not touch the engine or muffler. These parts get tank cap slowly to relieve any pressure in the tank.
Summary of the content on the page No. 5
RULES FOR SAFE OPERATION 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 SYMBOL MEANING • THROWN OBJECTS AND • SAFETY ALERT SYMBOL ROTATING CUTTER CAN CAUSE Indicates danger, warning, or SEVERE INJURY caution. May be used in conjunction with other symbols or pictographs. WARN
Summary of the content on the page No. 6
RULES FOR SAFE OPERATION KNOW YOUR UNIT APPLICATIONS Blue Choke Lever As a trimmer: • Cutting grass and light weeds. • Edging Fuel Cap • Decorative trimming around trees, fences, etc. Other optional accessories may be used with the TB20DC. Refer to Operating the EZ-Link System for Starter Rope Grip a list of add-ons. Muffler Air Filter/Muffler Blue Choke Cover Lever Spark Plug On/Off Stop Shaft Grip Control Throttle Control D-Handle Shaft Housing EZ-Link™ Muffler Engine Spark Plug Stand Primer B
Summary of the content on the page No. 7
ASSEMBLY INSTRUCTIONS INSTALLING AND ADJUSTING THE D-HANDLE INSTALL THE CUTTING ATTACHMENT SHIELD 1. Remove the screws and bottom clamp piece that Use the following instructions if the cutting attachment were installed on the D-handle for shipping. shield on your unit is not installed. 2. Place D-handle the over the shaft housing and onto Never operate the the bottom clamp (Fig. 1). Place it a minimum of 6 WARNING: trimmer without the inches (15.24 cm) from the end of the shaft grip. cutting att
Summary of the content on the page No. 8
OIL AND FUEL INFORMATION Thoroughly mix the proper ratio of 2-cycle engine oil OIL AND FUEL MIXING INSTRUCTIONS with unleaded gasoline in a separate fuel can. Use a 40:1 Old and/or improperly mixed fuel are the main reasons fuel/oil ratio. Do not mix them directly in the engine fuel for the unit not running properly. Be sure to use fresh, tank. See the table below for specific gas and oil mixing clean unleaded fuel. Follow the instructions carefully for ratios. the proper fuel/oil mixture. NOTE:
Summary of the content on the page No. 9
STARTING/STOPPING INSTRUCTIONS Stop/Off (O) Operate this unit WARNING: only in a well- Start/On ( I ) ventilated outdoor area. Carbon monoxide exhaust fumes can be lethal in a confined area. Avoid accidental WARNING: starting. Make sure you are in the starting position when pulling the starter rope (Fig. 8). To avoid serious Throttle injury, the operator and unit must be Control in a stable position while starting. Fig. 6 STARTING INSTRUCTIONS 1. Mix gas with oil. Fill fuel tank with fuel/oil mi
Summary of the content on the page No. 10
OPERATING INSTRUCTIONS OPERATING THE EZ-LINK™ SYSTEM 2. While firmly holding the add-on, push it straight into the EZ-Link™ coupler (Fig. 10). The EZ-Link™ system enables the use of these optional Add-Ons. NOTE: Aligning the release button with the guide recess will help installation (Fig. 9). Cultivator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TBGC Release Button EZ-Link™ Coupler Edger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TBLE Primary Hole
Summary of the content on the page No. 11
OPERATING INSTRUCTIONS NOTE: Do not rest the Bump Head™ on the ground HOLDING THE TRIMMER while the unit is running. Always wear eye, Some line breakage will occur from: WARNING: hearing, foot and • Entanglement with foreign matter body protection to reduce the risk of injury when operating this unit. • Normal line fatigue Before operating the unit, stand in the operating position • Attempting to cut thick, stalky weeds (Fig. 12). Check for the following: • Forcing the line into objects such as
Summary of the content on the page No. 12
MAINTENANCE AND REPAIR INSTRUCTIONS MAINTENANCE SCHEDULE NOTE: Maintenance, replacement, or repair of the emission control devices and system may be Perform these required maintenance procedures at the performed by any non-road engine repair frequency stated in the table. These procedures should establishment, individual or authorized service also be a part of any seasonal tune-up. dealer. NOTE: Some maintenance procedures may require In order to assure peak performance of your engine, special t
Summary of the content on the page No. 13
MAINTENANCE AND REPAIR INSTRUCTIONS For Use with Single For Use with SplitLine™ 9. Insert the end of the line into the open hole in the Line ONLY or Single Line inner reel and pull the line tight to make the loop as small as possible (Fig. 21). Slotted Holes 10. Before winding, split the line back about 6 inches. 11. Wind the line in tight even layers in the direction indicated on the inner reel. NOTE: Failure to wind the line in the direction indicated will cause the cutting attachment to opera
Summary of the content on the page No. 14
MAINTENANCE AND REPAIR INSTRUCTIONS Cleaning the Air Filter INSTALLING A PREWOUND REEL Clean and re-oil the air filter every 10 hours of operation. 1. Hold the outer spool with one hand and unscrew the It is an important item to maintain. Failure to maintain bump knob counterclockwise (Fig. 15). Inspect the bolt your air filter properly can result in poor performance or inside the bump knob to make sure it moves freely. can cause permanent damage to your engine. Replace the bump knob if damaged.
Summary of the content on the page No. 15
MAINTENANCE AND REPAIR INSTRUCTIONS CARBURETOR ADJUSTMENT SPARK ARRESTOR MAINTENANCE The idle speed of the engine is adjustable through the air 1. Remove air filter/muffler cover. Refer to Removing filter/muffler cover (Fig. 30). the Air Filter/Muffler Cover. NOTE: Careless adjustments can seriously damage your 2. Locate the muffler, but do not remove it. Find the unit. An authorized service dealer should make screw on the bottom of the muffler (Fig. 29). Remove carburetor adjustments. the screw
Summary of the content on the page No. 16
MAINTENANCE AND REPAIR INSTRUCTIONS 2. Release the throttle trigger and let the engine idle. If the TRANSPORTING engine stops, insert a small phillips or flat blade • Allow the engine to cool before transporting. screwdriver into the hole in the air filter/muffler cover (Fig. 30). Turn the idle speed screw in, clockwise, 1/8 of a • Drain fuel from unit. turn at a time (as needed) until the engine idles smoothly. • Tighten fuel cap before transporting. NOTE: The cutting attachment should not rot
Summary of the content on the page No. 17
TROUBLESHOOTING ENGINE WILL NOT START CAUSE ACTION 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 is flooded Squeeze the trigger and pull the starter rope Old or improperly mixed fuel Drain gas tank and add fresh fuel mixture Fouled spark plug Replace or clean the spark plug Plugged spark arrestor Clean or replace spark arrestor The outside temperature is below 40º F Pull the starter rope up to 10-15 ti
Summary of the content on the page No. 18
SPECIFICATIONS ENGINE* Engine Type.......................................................................................................................................... Air-Cooled, 2-Cycle Stroke.................................................................................................................................................... 1.25 in. (31.75 mm) Displacement........................................................................................................................
Summary of the content on the page No. 19
California / EPA Emission Control Warranty Statement Your Warranty Rights and Obligations The California Air Resources Board, the Environmental Protection Agency and Troy-Bilt LLC (Troy-Bilt) are pleased to explain the emission control system warranty on your 2005 and later small off-road engine. New small off-road engines must be designed, built and equipped to meet stringent anti-smog standards. Troy-Bilt must warrant the emission control system on your small off-road engine for the periods o
Summary of the content on the page No. 20
MANUFACTURER’S LIMITED WARRANTY FOR: No implied warranty, including any implied warranty of The limited warranty set forth below is given by Troy-Bilt LLC merchantability or fitness for a particular purpose, applies (Troy-Bilt) with respect to new merchandise purchased and used after the applicable period of express written warranty above in the United States, its possessions and territories. as to the parts as identified. No other express warranty or Troy-Bilt warrants this product against defe
