Troy bilt trimmer manual tb20cs

Make sure you are in the starting position when pulling the starter rope Fig. To avoid serious injury, the operator and unit must be Throttle in a staMe position while starting. These procedures shouHd estaMishment, individual or authorized service also be a part of any seasonaHtune-up.

Before winding, split the line back about 6 inches. Hold the outer spool with one hand and unscrew the It is an important item to maintain. Failure to maintain bump knob counterclockwise Fig. Pay chose attention when disassemMing the muffHer so you can put it back together correctHy. Page 18 Engine Type Air-Cooled, 2-Cycle Stroke Ignition Switch Rocker Switch Spark Plug Gap Page 20 90 days from the date of original retail related expenses, or for rental expenses purchase for any Troy-Bilt product that is used for rental or temporarily replace a warranted product.

Some states commercial purposes, Print page 1 Print document 21 pages. Rename the bookmark. Delete bookmark? Cancel Delete. Delete from my manuals? Sign In OR. Don't have an account? Sign up! Restore password. Allow the tip of the line to do the cutting, especially along walls. Cutting with more than the tip will reduce cutting efficiency and may overload the engine.

Cutting to the left improves the unit's cutting efficiency. Clippings are thrown away from the operator. Move either in a forward-backward or side-to-side motion.

Cutting shorter lengths produces the best results. For example, the line will wear faster when trimming against a foundation wall as opposed to trimming around a tree. Decorative trimming is accomplished by removing all vegetation around trees, posts, fences and more. Always service and repair a cool unit. Disconnect the spark plug wire to ensure that the unit cannot start.

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. In order to assure peak performance of your engine, inspection of the engine exhaust port may be necessary after 50 hours of operation. If you notice lost RPM, poor performance or general lack of acceleration, this service may be required.

If you feel your engine is in need of this inspection, refer service to any non-road engine repair establishment, individual or authorized service dealer for repair. DO NOT attempt to perform this process yourself as engine damage may result from contaminants involved in the cleaning process for the port.

Always use original equipment manufacturer 0. Line other than the specified may make the engine overheat or fail. Inspect the bolt inside the Bump Knob to make sure it moves freely.

Replace the Bump Knob if damaged. Remove the inner reel from the outer spool Fig. Remove spring from the inner reel Fig. Use a clean cloth to clean the the inner reel, spring, shaft, and inner surface of the outer spool. Check the indexing teeth on the inner reel and outer spool for wear Fig.

If necessary, remove burrs or replace the reel and spool. Single line can be used on either type of inner reel. Use Figure 18 to identify the inner reel you have. NOTE: Always use the correct line length when installing trimming line on the unit. The line may not release properly if the line is too long. Take approximately 18 feet 5. Insert each end of the line through one of the two holes in the inner reel Fig.

Pull the line through the inner reel so that the loop is as small as possible. Wind the lines in tight even layers, onto the reel. Wind the line in the direction indicated on the inner reel. Place your index finger between the two lines to stop the lines from overlapping. Do not overlap the ends of the line. Proceed to step Take approximately 9 feet 2. Insert one end of the line through one of the two holes in the inner reel Fig.

Pull the line through the inner reel until only about 4 inches is left out. Insert the ends of the line through the eyelets in the outer spool and place inner reel with spring inside the outer spool Fig. Push the inner reel and outer spool together. While holding the inner reel and outer spool, grasp the ends and pull firmly to release the line from the holding slots in the reel.

NOTE: The spring must be assembled on the inner reel before reassembling the cutting attachment. Hold the inner reel in place and install the bump knob by turning clockwise. Tighten securely. Hold the outer spool with one hand and unscrew the bump knob counterclockwise Fig. Inspect the bolt inside the bump knob to make sure it moves freely. Replace the bump knob if damaged. Remove the old inner reel from the outer spool Fig.

Remove the spring from the old inner reel Fig. Place the spring in the new inner reel. Insert the ends of the line through the eyelets in the outer spool Fig. Insert the end of the line into the open hole in the inner reel and pull the line tight to make the loop as small as possible Fig.

Before winding, split the line back about 6 inches. Wind the line in tight even layers in the direction indicated on the inner reel. Place the new inner reel inside the outer spool. While holding the inner reel and outer spool, grasp the ends and pull firmly to release the line from the holding slots in the spool. NOTE: Failure to wind the line in the direction indicated will cause the cutting attachment to operate incorrectly.

Place the blue choke lever in Position 2. Use a flat blade or T20 Torx bit screwdriver. Pull the cover from the engine. Do not force. Clean and re-oil the air filter every 10 hours of operation. It is an important item to maintain. Failure to maintain your air filter properly can result in poor performance or can cause permanent damage to your engine. Turn cover over and look inside to locate the air filter. Align the screw holes. Locate the muffler, but do not remove it.

Find the screw on the bottom of the muffler Fig. Remove the screw using either a torx 20 or flat blade screwdriver. Carefully pry up the left side spark arrestor hood. Two tabs act as hinges on the right side of the hood. Flip open the spark arrestor hood like a door and then pull its tabs out of the muffler slots. Using a small flat blade screwdriver, carefully pry the spark arrestor screen out from the inside of the spark arrestor hood. Clean the spark arrestor screen with a wire brush.

Replace it if it is damaged, or if you are unable to clean it thoroughly. Reinstall the spark arrestor screen snugly back into the spark arrestor hood. Reinstall the two hood tabs into the two muffler slots and flip the spark arrestor hood closed. Replace the screw you removed in Step 2 and tighten it securely. Wash the filter in detergent and water Fig. Rinse the filter thoroughly. Squeeze out excess water. Allow it to dry completely.

Apply enough clean SAE 30 oil to lightly coat the filter Fig. Squeeze the filter to spread and remove excess oil Fig. WARNING: If the spark arrestor hood and spark arrestor screen are not tightened securely, they could fall off causing damage to the unit and possible serious personal injury.

NOTE: Careless adjustments can seriously damage your unit. An authorized service dealer should make carburetor adjustments. Drain and refill the tank with fresh, properly-mixed fuel prior to making any adjustments.

Refer to. The condition of the air filter is important to the operation of the unit. This is often mistaken for an out of adjustment carburetor. Check the condition of the air filter before adjusting the idle speed screw. Refer to Air Filter Maintenance. If, after checking the fuel mixture and cleaning the air filter, the engine still will not idle, adjust the idle speed screw as follows:.

Start the engine and let it run at a high idle for a minute to warm up. Wear protective clothing and observe all safety instructions to prevent serious personal injury.

Release the throttle trigger and let the engine idle. NOTE: The cutting attachment should not rotate when the engine idles.

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:.

WARNING: To prevent serious personal injury, make sure the cutting attachment has stopped rotating before you turn it off and set it down. The correct air gap is 0. Remove the plug after every 25 hours of operation and check its condition. Stop the engine and allow it to cool. Grasp the plug wire firmly and pull the boot from the spark plug. Clean around the spark plug. Replace a cracked, fouled or dirty spark plug. Set the air gap at 0. Grit in the engine could damage the cylinder. Install a correctly-gapped spark plug in the cylinder head.

If using a torque wrench torque to in. 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. If you plan on storing the unit for an extended time, use the following storage procedure:. 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 60 days. Start the engine and allow it to run until it stalls. This ensures that all fuel has been drained from the carburetor. Allow the engine to cool.

Remove the spark plug and put 1 oz. 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 trimmer after storage. 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. Adjust according to the Carburetor Adjustments section or take.

Engine Type Clutch Type Idle Speed RPM Operating RPM Ignition Type Ignition Switch Spark Plug Gap Fuel Tank Capacity Drive Shaft Housing Throttle Control Approximate Unit Weight No fuel, with cutting attachment, shield, and D-handle Cutting Mechanism Line Spool Diameter Trimming Line Diameter Cutting Path Diameter Troy-Bilt must warrant the emission control system on your small off-road engine for the periods of time listed below provided there has been no abuse, neglect or improper maintenance of your small off-road engine.

Your emission control system may include parts such as the carburetor or fuel-injection system, the ignition system, and catalytic converter. Also included may be hoses, belts, connectors and other emission-related assemblies. Where a warrantable condition exists, Troy-Bilt will repair your small off-road engine at no cost to you including diagnosis, parts and labor. The and later small off-road engines are warranted for two years.

If any emission-related part on your engine is defective, the part will be repaired or replaced by Troy-Bilt. Troy-Bilt recommends that you retain all receipts covering maintenance on your small off-road engine, but Troy-Bilt cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance.

The warranty repairs should be completed in a reasonable amount of time, not to exceed 30 days. If you have any questions regarding your warranty rights and responsibilities, you should call For the nearest location please contact Troy-Bilt at: Any warranted part which is scheduled for replacement as required maintenance will be warranted for the period of time up to the first scheduled replacement point for that part.

The manufacturer is not liable to cover failures of warranted parts caused by the use of add-on or modified parts. Any replacement part that is equivalent in performance or durability may be used in non-warranty maintenance or repair and will not reduce the warranty obligations of the manufacturer. Valves and Cam are additionally included if your engine is a 4-Stroke Model.

Your evaporative emission control system may include parts such as: carburetors, fuel tanks, fuel lines, fuel caps, valves, canisters, filters, vapor hoses, clamps, connectors, and other associated components. For engines less than or equal to 80 cc, only the fuel tank is subject to the evaporative emission control warranty requirements of this section.

The displacement of your small off road engine is less than 80 cc. This evaporative emission control system is warranted for two years. If any evaporative emission-related part on your equipment is defective, the part will be repaired or replaced by Troy-Bilt. If you have a question regarding your warranty coverage, you should contact Troy-Bilt at The fuel tank must be warranted to the ultimate purchaser and any subsequent owner that the evaporative emission control system when installed was:.

If any such part fails during the period of warranty coverage, it must be repaired or replaced by Troy-Bilt. Any such part repaired or replaced under the warranty must be warranted for a time not less than the remaining warranty period.

Any such part repaired or replaced under warranty must be warranted for a time not less than the remaining warranty period. If the part fails prior to the first scheduled replacement, the part must be repaired or replaced by the Troy-Bilt. Any such part repaired or replaced under warranty must be warranted for a time not less than the remainder of the period prior to the first scheduled replacement point for the part.

Such use will not reduce the warranty obligations of the manufacturer issuing the warranty. The manufacturer issuing the warranty will not be liable under this Article to warrant failures of warranted parts caused by the use of an add-on or modified part.

Written instructions for the maintenance and use of the evaporative emissions control system by the owner shall be furnished with each new engine or equipment. Welcome to ManualMachine. We have sent a verification link to to complete your registration. Log In Sign Up. Forgot password? Enter your email address and check your inbox. Please check your email for further instructions.

Enter a new password. Thoroughly mix the proper ratio of 2-cycle engine oil with CAUTION: For proper engine operation and maximum reliability, pay strict attention to the oil and fuel mixing instructions on the 2-cycle oil container.

While holding the unit in the operating position Fig. Removing the Cutting Attachment or Add-Ons 1. Loop Fig. Wind the lines in tight even layers, onto the reel Fig. Insert the ends of the line into the two holding slots Fig. Holding Slots Fig. Spring Fig.