0 TRtII_RILT" Owner/Operator Manual 4-Cycle Trimmer/ Brush Cutter • • • • Safety Assembly Operation Maintenance Models TB4000 - 26ccStraight Shaft @2000 MTD SOUTHWEST iNC FORM 182825 (12/00) (10197 rev, A) Printed in U.S.A.
Introduction 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-to-understand operating instructions. Read the whole manual and follow all the instructions to keep your new outdoor power tool in top operating condition.
Service Information SERVICE INFORMATION Service on this unit both within and after the warranty period should be performed only by an authorized and approved service dealer. Dial: • 1-800-345-8746 for authorized service dealers in the United States Or • 1-800-668-1238 in Canada to obtain the listing of the authorized service dealer nearest you. DO NOT RETURN THE UNIT TO THE RETAILER. NOTE: PROOF OF PURCHASE WILL BE REQUIRED FOR WARRANTY SERVICE.
Section 1 Safety 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. SYMBOL ,_ Failure to obey a safety warning will result in serious injury to yourself or to others.
Safety (continued) • Add fuel in a clean, well-ventilated area outdoors where there are no sparks or flames. Slowly remove the fuel cap only after stopping engine. Do not smoke while fueling or mixing fuel. Wipe up any spilled fuel from the unit immediately. • Avoid creating a source of ignition for spilled fuel. Do not start the engine until fuel vapors dissipate. • Move the unit at least 30 feet (9.1 m) from the fueling source and site before starting the engine.
Safety (continued) • Do not run the unit at high speed when not cutting. • Lock up and store the cutting blade in an appropriate area to protect the blade from unauthorized use or damage. • If you strike or become entangled with a foreign object, stop the engine immediately and check for damage. Have any damage repaired before attempting further operations. Do not operate unit with a bent, damaged or dull blade. Discard blades that are bent, warped, or damaged.
Safety (continued) SYMBOL MEANING • UNLEADED FUEL Always use clean, fresh unleaded fuel. • OIL Refer to operator's • THROWN manual for the proper type of oil. OBJECTS AND ROTATING CUTTER CAN CAUSE WARNING: Do not operate without the cutting attachment Keep away from the rotating cutting attachment. I • ON/OFF O • ON/OFF SEVERE INJURY shield in place. STOP CONTROL ON / START / RUN STOP CONTROL OFF OR STOP • HOT SURFACE WARNING Do not touch a hot muffler, gear housing or cylinder.
Section 2 KnowYourUnit APPLICATIONS As a trimmer; As a brush cutter; • • Cutting grass and light weeds. • Edging • Decorative trimming around trees, fences, etc. Spark Cutting weeds and light bush of up to 1/2 inch in diameter. Primer Bulb / Plug Air Filter Cover_ Choke Lever _ / Muffler Support Fitting Shaft Grip \, / Starter Rope Grip Throttle Control Oil Fill Plug / Dipstick J-Handle Blade Shield / Shield Mount Shaft Housing Stop/ Off Cutting Cutting Attachment Shield "...
Section 3 Assembly On some units, the J-handle may be preinstalled and only require loosening the screws and adjusting the J-handle to the operator. Go to step 6 for adjusting the J-handle if preinstalled. J (4) INSTALLING Middle Clamp 2. Bottom Clamp Nuts Decal Fig. 3-2 THE J-HANDLE Installing 1. Remove the screws, nuts, top and middle clamp pieces that were installed on the J-handle for shipping. Top Clamp Fig.
Assembly (continued) INSTALLING THE HARNESS Always use the shoulder harness when using the cutting blade to avoid serious personal injury. 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. 3-4). 3. Put the harness on over head and onto shoulder. Snap it on to the support fitting (Fig. 3-5). Fig. 3-4 4. Adjust length to fit the operator's size. Pull tab to lengthen, pull strap to shorten (Fig 3-6).
Assembly (continued) .__ Output Shaft _' LockingRod J Pilot Step Output Shaft , Shaft Bushing Hole _ Fig. 3-12 Bushing _ Fig. 3-8 Remove the Cutting Attachment The gear housing gets hot with use and can result in injury to the operator. When the unit is turned off it remains hot for a short time. Do not touch the gear housing until it has cooled. 1. Align the shaft bushing hole with the locking rod slot and insert the locking rod into the shaft bushing hole (Fig. 3-8). 2.
Assembly (continued) To avoid serious personal injury or damage to the unit, do not start or operate this unit with the locking rod in the locking rod slot. Fig. 3-13 Do not sharpen the cutting blade. Sharpening the blade can cause the blade tip to break off while in use. This can result in severe personal injury. Replace the blade. Clockwise REMOVE THE CUTTING BLADE THE CUTTING ATTACHMENT AND INSTALL Remove the Cutting Blade Fig.
Section 4 0il and Fuel Funnel 1. Unscrew the top of the bottle of oil and remove the paper seal covering the opening. Replace top. Cut the tip off the funnel spout (Fig. 4-1). 2. Place the unit on a flat level surface (Fig. 4-4). 3. 4. Remove the oil plug / dipstick from the crankcase. Pour the entire bottle of oil into the oil fill hole (Fig. 4-2). NOTE: Never add oil to the fuel or fuel tank. __ Spout mmi_ 5. Remove tag from oil fill plug / dipstick. )(mm 6.
Oil and Fuel (continued) NOTE: Fill or add fuel to the tank only when the unit is in a horizontal position (Fig. 4-3). Fuel Cap Fig. 4-3 Remove fuelcap gasoline spray. 2. slowly to avoid injury from Place spout of gas container into the fill hole on the fuel tank and fill tank(Fig. 4-4). Add gasoline in a clean, well ventilated area outdoors. Avoid creating a source of ignition for spilt fuel. UNLEADED FUEL Fig. 4-4 NOTE: Do not overfill tank. 3.
Operation (continued) Starter Rope \ Stop/Off (O) On/OffStop Control Fig. 5-1 Start/On (I) PARTIAL (B) RUN (C) J Primer Bulb J 1 Fig. 5-3 FULL Choke (A) Choke j Lever Engine Re-Start - Warm Engine With Fuel 1. Put the On/Off Stop Control in the START [I] position (Fig. 5-1). 2. Move the choke lever to the PARTIAL (B) I_,l position (Fig. 5-2). 3. Squeeze the throttle control to the wide open (full throttle) position. 4. With the unit in the starting position (Fig.
Operation(continued) NOTE: Always keep the trimming line fully extended. Line release becomes more difficult as cutting line becomes shorter. Each time the head is bumped, about 1 inch (25.4 mm) of trimming line is released• A blade in the cutting attachment shield will cut the line to the proper length if excess line is released• For best results, tap the Bump Head TM on bare ground or hard soil. If line release is attempted in tall grass, the engine may stall. Always keep the trimming line fully extended.
Operation (continued) Blade thrust may occur when the spinning blade contacts an object that it does not immediately cut. Blade thrust can be violent enough to cause the unit and/or operator to be propelled in any direction, and possibly lose control of the unit. Blade thrust can occur without warning if the blade snags, stalls or binds. This is more likely to occur in areas where it is difficult to see the material being cut. • Cut while swinging the upper part of your body from right to left.
Section 6 Maintenance NOTE: Some maintenance procedures may require special tools or skills. If you are unsure about these procedures take your unit to an authorized service dealer. MAINTENANCE To prevent serious injury, never do maintenance or repairs with unit running. Always do maintenance and repairs on a cool unit. Disconnect spark plug wire to ensure the unit will not start. SCHEDULE These required maintenance procedures should be performed at the frequency stated in the table.
Maintenance (continued) For Use with Single Line ONLY For Use with Membrane Line or Single Line 5. Check the indexing teeth on the inner reel and outer spool for wear (Fig. 6-2). If necessary, remove burrs or replace the reel and spool. NOTE: Membrane line can only be used with the inner reel with the slotted holes. Single line can be used on either type of inner reel. Use figure 6-3 to identify the inner reel you have. NOTE: Always use the correct line length when installing trimming line on the unit.
Maintenance (continued) Oil Fill O-Ring _ Spring _- Top of Dipstick Fig. 6-9 Fig. 6-8 INSTALLING 1, A PREWOUND REEL Hold the outer spool with one hand and unscrew the Bump Knob clockwise (Fig. 6-1, Pg. 18). Inspect the bolt inside the Bump Knob to make sure it moves freely. Replace the Bump Knob if damaged. 2. Remove the old inner reel from the outer spool (Fig. 6-1, Pg. 18). 3. Remove the spring from the old inner reel (Fig. 6-1, Pg. 18). 4. Place the spring in the new inner reel.
Maintenance (continued) Air Filter Cover Air Filter Fig. 6-11 1. Unplug spark plug boot to eliminate starting 2. 3. Remove the oil fill plug/dipstick. Pour the oil out of the oil fill hole and into a container by tipping the unit to a vertical position (Fig. 6-11). Allow ample time for complete drainage. Fig. 6-12 Back Plate Slots 4. Wipe up any oil residue on the unit and clean up any oil that may have spilled. Dispose of the oil according to Federal, State and local regulations. 5.
Maintenance (continued) Idle Adjustment Screw ] Checking the fuel mixture, cleaning the air filter, and adjusting the idle speed screw should solve most engine problems. If not and: • 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. Fig. 6-15 CARBURETOR ADJUSTMENT The idle speed of the engine is adjustable the screw next to the air filter cover (Fig 6-15).
Maintenance (continued) Adjusting Nut Rocker Arm Feeler Gauge Gasket Fig. 6-19 0.025 inch (0.655 mm) 0 Fig. 6-20 Remove Screw Fig. 6-17 11. Reinstall the engine cover. Check alignment of the cover before tightening the screws. Tighten screws. Back of Engine 12. Check the spark plug and reinstall. See Replacing the Spark Plug. 13. Replace the spark plug wire. REPLACING Spark Plug Hole Fig. 6-18 9.
Maintenance (continued) ACCESSORIES/REPLACEMENT PARTS LONG TERM STORAGE 0il Fill Plug/ Dipstick .......................... 181975 If the unit will be stored for an extended time, Spark Plug .................................. 180852 1, Spark Arrestor............................... 182153 Drain all gasoline from the gas tank into a container. Do not use gas that has been stored for more than 60 days. Dispose of the old gasoline in accordance to Federal, State, and Local regulations. 2.
Section 7 Troubleshooting CAUSE ACTION On/Off Stop Control is in STOP position Turn On/Off Stop Control to START Empty fuel tank Fill fuel tank Primer bulb wasn't pressed enough Press primer bulb fully and slowly 5-7 times Engine flooded Use starting procedure with choke lever in the RUN position, Pg.
Section 8 Specifications Engine Type ..................................................................... Air-Cooled, 4-Cycle Displacement 1.6 cu. in. (26.2 cc) ................................................................... Clutch Type ........................................................................... Centrifugal Idle Speed RPM .................................................................... 2,600-3,600 rpm Operating RPM (Trimmer) ................................................
Section 9 Warranty CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board and MTD Southwest Inc (MTD), are pleased to explain the emission control system warranty on your 2000 and later small off-road engine. In California, new small off-road engines must be designed, built and equipped to meet the State's stringent anti-smog standards.
MANUFACTURER'S LIMITED WARRANTY FOR: 0 TP D RIIT°-The limited warranty set forth below is given by MTD SOUTHWEST INC ("MTD") with respect with 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.
