Shindaiwa OWNER’S/OPERATOR’S MANUAL M254 MULTIPURPOSE TOOL CARRIER WARNING! Always wear eye protection when operating this machine. To minimize the risk of injury, read this manual and familiarize yourself with its contents.
Introduction The Shindaiwa H4 series of hand-held power equipmentis designed and built to deliver superior performance and reliability without compromise to quality, comfort, safety or durability. Shindaiwa engines represent the leading edge of high-performance engine technology, delivering exceptionally high power with remarkably low displacement and weight. As an owner/operator, you’ll soon discover for yourself why Shindaiwa is simply in a class by itself! Contents ECHO, Inc.
Read and follow this manual, make sure anyone using the unit does likewise. Failure to do so could result in serious personal injury or machine failure. Keep this manual for future reference. Always wear a hard hat to reduce the risk of head injuries during operation of this machine. In addition, always wear eye and hearing protection. Shindaiwa recommends wearing a face shield as additional face and eye protection.
Safety Labels This label indicates the minimum distance between front handle and rear grip per ANSI B175.3. IMPORTANT! Safety and Operation Information Labels: Make sure all information labels are undamaged and readable. Immediately replace damaged or missing information labels. New labels are available from your local authorized Shindaiwa dealer. Product Description Spark Plug Using the accompanying illustration as a guide, familiarize yourself with this unit and its various components.
Specifications Engine Model Dr y weight (Including attachments) Engine type Bore x stroke Displacement Fuel/oil ratio Carburetor type Fuel tank capacity Ignition Spark plug* Electrode Gap Torque M254 4.5 kg / 9.9 lb. 4-cycle, vertical cylinder, air cooled 34 x 27 mm / 1.3 x 1.1 in. 24.5 cc / 1.5 cu. in. 50:1 with *ISO-L-EGD or JASO FD class engine oil* Diaphragm-type 590 ml / 20.0 oz. One-piece electronic, program contolled NGK CMR5H 0.6 mm / .024 in. 16.7 - 18.
Assembly and adjustments Prior to assembly This Shindaiwa Multipurpose Tool Carrier comes fully assembled. You only need attach the accessory tool of your choice to the powerhead. Your Multipurpose tool carrier includes: ■■This owner/operators’s manual ■■Tool kit for routine maintenance. Tool kits vary by model and may include a hex wrench, and a spark plug/screwdriver combination wrench.
Assembly and adjustments (continued) Assembling tube sections 1. Place powerhead/lower tube assembly on a clean, flat surface so that both assemblies fit end to end. The powerhead/lower tube assembly should be facing positioned with the locking hole in the tube end facing up. Latch protector (extended) Latch Lower tube assembly Coupler screw knob CAUTION! Locking hole Keep the open ends of the tubes clean and free of debris! 2.
Mixing Fuel WARNING! Alternative fuels, such as E15 (15% ethanol), E-85 (85% ethanol) or any fuels not meeting Shindaiwa requirements are NOT approved for use in Shindaiwa gasoline engines. Use of alternative fuels may cause performance problems, loss of power, overheating, fuel vapor lock, and unintended machine operation, including, but not limited to, improper clutch engagement. Alternative fuels may also cause premature deterioration of fuel lines, gaskets, carburetors and other engine components.
Mixing Instructions 1. Fill an approved fuel container with half of the required amount of gasoline. 2. Add the proper amount of engine oil to gasoline. 3. Close container and shake to mix oil with gasoline. 4. Add remaining gasoline, close fuel container, and remix. Storage - Fuel storage laws vary by locality. Contact your local government for the laws affecting your area. As a precaution, store fuel in an approved, airtight container.
Starting the Engine IMPORTANT! Engine ignition is controlled by a two position switch mounted on the throttle housing labeled, “I” for ON or START and “O” for OFF or STOP. WARNING! Never start the engine from the operating position. 1. Slide the ignition switch to the “ON” position. 2. Set the throttle lever to the “fast idle”: a. Squeeze the throttle lever toward the handgrip on the shaft tube. b. Depress and hold the throttle lock button. c.
Starting A Flooded Engine 1. Slide the ignition switch to the “I” (ON) position. 2. Open the choke, put the throttle lever in the full throttle position, then clear excess fuel from the combustion chamber by cranking the engine several times. 3. If the engine still fails to start or fire, refer to the troubleshooting flow chart at the end of this manual. Stopping the Engine Idle the engine briefly before stopping (about 2 minutes), then slide the ignition switch to the “O” (Engine OFF) position.
Shoulder strap NOTE: Adjust the shoulder strap so the shoulder pad rests comfortably on the off-side shoulder and the cutting path of the cutting attachment is parallel to the ground. Make sure all hooks and adjustment devices are secure. Although a shoulder strap accessory is not required for use with a grass unit, a shoulder strap can increase operator comfort during extended periods of operation.
Maintenance (continued) Daily maintenance Prior to each work day, perform the following: ■■Remove all dirt and debris from the engine, check the cooling fins and air cleaner for clogging, and clean as necessary. Cooling fins Cooling fins Air intake ■■Clean any debris or dirt from the cutting attachment. ■■Check the entire unit for leaking fuel or grease. ■■Check for loose or missing screws or components. Make sure the cutter attachment is securely fastened.
Maintenance (continued) 10/15 hour maintenance Remove and clean or replace the spark plug. ■■Clean the spark plug. Adjust elec- 0.6 mm (0.024 inch) trode gap according to the values listed in the ”Specifications” section. If the spark plug must be replaced, use only the type recommended in ”Specifications” or equivalent resistor type spark plug of the correct heat range.
Maintenance (continued) 135-Hour Maintenance ■■Combustion chamber should be decarbonized, and the valve clearance should be adjusted. It is highly recommended that this is done by a Shindaiwa-trained service technician. ■■Replace the spark plug annually: Use only the type recommended in the ”Specifications” section or an equivalent resistor type spark plug of the correct heat range. Set spark plug electrode gap to 0.6 mm. Valve adjustment 1. Remove cylinder cover, rocker arm cover, and spark plug.
Maintenance (continued) Muffler Maintenance If the engine becomes sluggish and low on power, check and clean the spark arrester screen. WARNING! Never operate the unit with a damage or missing muffler or spark arrester! Operating with a missing or damaged spark arrester is a fire hazard and could also damage your hearing. Engine Cover Engine Cover Screws Muffler 1. With a 3 mm hex wrench remove the 4 engine cover screws and the engine cover. Muffler Gasket 2.
Adjusting Engine Idle The engine must return to idle speed whenever the throttle lever is released. Idle speed is adjustable, and must be set low enough to permit the engine clutch to disengage the cutting attachment. WARNING! The cutting attachment must NEVER rotate at engine idle! If the idle speed cannot be adjusted by the procedure described here, return the unit to your Shindaiwa dealer for inspection.
Troubleshooting Guide ENGINE DOES NOT START OR HARD TO START Remedy Possible Cause What To Check Vaporlock. Valve adjustment. Engine hot/heat soaked. Let cool completely and restart. Low fuel quality. Refill with fresh, clean unleaded gasoline with a pump octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classified oils at 50:1 gasoline/oil ratio. Valve clearance too tight. Consult with an authorized Shindaiwa servicing dealer.
Troubleshooting Guide (continued) LOW POWER OUTPUT What To Check Is the engine overheating? Engine is rough at all speeds. May also have black smoke and/or unburned fuel at the exhaust. Possible Cause Remedy Operator is overworking the unit. Use a lower throttle setting. Carburetor mixture is too lean. Consult with an authorized Shindaiwa servicing dealer. Improper fuel ratio.
Troubleshooting Guide (continued) ADDITIONAL PROBLEMS Symptom Poor acceleration. Engine stops abruptly. Possible Cause Clogged air filter. Clean the air filter. Clogged fuel filter. Replace the fuel filter. Lean fuel/air mixture. Consult with an authorized Shindaiwa servicing dealer. Idle speed set too low. Adjust idle. Check Specifications page for correct idle speed. Ignition switch turned off. Reset the switch and re-start. Fuel tank empty.
SHINDAIWA LIMITED WARRANTY STATEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO, INC'S RESPONSIBILITY ECHO Incorporated’s (ECHO, INC.) Limited Warranty, provides to the original purchaser that this Shindaiwa product is free from defects in material and workmanship. Under normal use and maintenance from date of purchase, ECHO, INC.
PURCHASED REPAIR PARTS AND ACCESSORIES • 90-day all applications ATTENTION ENGINE POWERED PRODUCT OWNERS This Shindaiwa engine powered product is a quality-engineered unit which has been manufactured to exact tolerances to provide superior performance. To help ensure the performance of the unit, it is required to use engine oil which meets the ISO-L-EGD Standard per ISO/CD 13738 and JASO M345/FD Standards.
ECHO INCORPORATED EMISSION CONTROL WARRANTY STATEMENT FOR ECHO AND SHINDAIWA BRANDS The Environmental Protection Agency (EPA) and the California Air Resources Board (C.A.R.B.) and ECHO Incorporated (ECHO Inc.) are pleased to explain the emission control system warranty on your 2010 and later equipment/small off-road engine (SORE). New equipment/SORE must be designed, built and equipped to meet stringent EPA and C.A.R.B. anti-smog standards. ECHO Inc.
Servicing Information Parts/Serial Number Genuine Shindaiwa Parts and Assemblies for your Shindaiwa products are available only from an Authorized Shindaiwa Dealer. When you do need to buy parts always have the Model Number, Type and Serial Number of the unit with you. You can find these numbers on the engine. For future reference, write them in the space provided below. Model No. _____________ Type _________SN.