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SHINDAIWA OWNER’S/OPERATOR’S MANUAL
EB344 BLOWER
Minimize the risk of injury to yourself and oth-
ers! Read this manual and familiarize yourself
with the contents. Always wear eye and hearing
WARNING!
protection when operating this unit.
X7501930200
07/10
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Introduction The Shindaiwa EB344 has been designed and built to deliver superior performance and reliability without compromise to quality, comfort, safety, or durability. The information contained in this manual describes units available at the time of production. While every attempt has been made to give you the very latest information about your Shindaiwa EB344 blower, there may be some differences between your EB344 blower and what is described here. Shindaiwa reserves the right to mak
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General Safety Instructions Work Safely WARNING! Blowers operate at a very high speed Use Good Judgment and can do serious damage or injury if they are misused or abused. Never al- ALWAYS wear eye protection that complies with ANSI Z 87.1 or your ap- low a person without training or instruc- plicable national standard to shield against thrown objects. tion to operate your EB344 Blower! NEVER run the engine indoors! Make sure there is always good ventila- tion. Fumes from engine exhaust ca
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The Properly Equipped Operator Always wear eye protection such as a face shield Wear hearing protection or goggles while operating this unit. Never operate when operating this unit. the blower when visibility is poor. Wear a dust mask to reduce the risk of inhalation injuries. Keep a proper footing and Wear close-fitting clothing to protect legs and arms. do not overreach. Maintain Gloves offer added protection and are strongly recommended. your balance at all times Do not wear clothing or j
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Unit Description Handle Throttle Limiter Lever Throttle Lever Recoil/ Starter Air Cleaner Cover Fuel Primer Bulb Nozzle Blower Tube Exhaust Fuel Filler Cap 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. Figure 3 Contents Using Figure 3 as a guide, familiar- Carefully inspect all components fo
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Specifications Model EB344 Engine Type 4-cycle air cooled gasoline engine, vertical cylinder Engine Bore x Stroke 38 mm x 30 mm (1.5 in x 1.18 in.) 3 Engine Displacement 34.0 cc (2.07 in ) Unit Weight (without blower tube) Less Fuel 5.3 kg (11.7 lb) Unit Dimensions (LxWxH) 895 x 256 x 374 mm (35 x 10 x 15 in) Fuel Tank Capacity 0.6 liter/20.0 oz. Fuel/oil ratio 50:1 with *ISO-L-EGD or JASO FD class engine oil Carburetor Diaphragm type Ignition CDI (Capacitor Discharge Ignition) Spark Plug NGK CM
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Assembling the Blower WARNING! Danger from rotating impeller! Stop the engine before installing or removing the blower tubes! Never perform any maintenance or assembly procedures on this unit Push the blower tube while the engine is running! over the discharge port and locking pin Place the blower upright on the ground or on a sturdy work surface. 1. Grasp the blower tube as shown, and push the tube over the blower dis- charge port and locking pins. Locking Pin Blower 1 Tube Rotate clockw
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Mixing Fuel WARNING! Alternative fuels, such as E15 (15% ethanol), E-85 (85% ethanol) or any fuels not meeting Shin- daiwa 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 deteriora- tion of fuel lines, gaskets, carburetors and other en
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Mixing Instructions Storage - Fuel storage laws vary by 1. Fill an approved fuel container with half of the required amount of locality. Contact your local govern- gasoline. ment for the laws affecting your area. 2. Add the proper amount of engine oil to gasoline. As a precaution, store fuel in an ap- 3. Close container and shake to mix oil with gasoline. proved, airtight container. Store in a 4. Add remaining gasoline, close fuel container, and remix. well-ventilated, unoccupied buil
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Starting the Engine (continued) 4. Slide the ignition switch to the “I” (ON) position, then depress the throttle Full Throttle lever half way and lock throttle by moving throttle lock lever halfway Idle Ignition ON Switch down. See Figure 6. Throttle Throttle Lock Lever Lever 5. Hold the blower firmly with your left hand on the handle. Figure 6 6. Using your right hand, pull the starter handle slowly until you feel the starter engage. See Figure 7. 7. As the starter engages, pull the s
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Operating Blower WARNING! Engine exhaust IS HOT, and contains Carbon Monoxide (CO), a poison gas. Breathing CO can cause un- consciousness, serious injury, or death. Exhaust can cause serious burns. ALWAYS position unit so that exhaust is directed away from your face and body. WARNING! Always wear safety glasses, hearing protection and a face filter mask or serious personal injury may result. Do not point the blower pipe in the direction of people or pets. IMPORTANT! Use reduced s
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Throttle Control IMPORTANT! To avoid engine damage due to over-revving do not block blower pipe. 1. Use only during appropriate hours. 2. Control engine speed with throttle lever, or for continuous use, set en- gine speed with throttle lock lever. 3. Use lower speed to blow debris from hard surfaces. Additional speed may be necessary to clean debris, snow, etc. from lawns and flower- beds. NOTE: Never use a higher speed setting than necessary to perform a task. Re- member, the higher th
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Maintenance Intervals 3 MONTHS MAINTENANCE DAILY OR EVERY YEARLY COMPONENT / SYSTEM OR 135 PROCEDURE BEFORE USE REFUEL 600 HOURS HOURS Air Filter Inspect/Clean I / C * R * Choke Shutter Inspect/Clean I / C Fuel Filter Inspect/Replace I * I / R * Fuel Cap Gasket Inspect/Replace I * R * Fuel System Inspect/Replace I (1) * I (1) * Spark Plug Inspect/Clean/Replace I / C / R * Cooling System Inspect/Clean I / C Valve Adjustment Inspect/Adjust (2) Muffler Spark Arrestor Inspect/Clean/Replace I / C
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Air Filter 1. Remove the air cleaner cover by loosening the thumb screw and lifting up. See Figure 13A. Unscrew Figure 13A Fasteners 2. Remove and inspect the pre-filter. If the pre-filter is torn or otherwise dam- aged, replace it with a new one. See Figure 13B. 3. Clean the pre-filter with soap and water. Let dry before reinstalling. 4. Inspect the air cleaner element. If the element is damaged or distorted, replace it with a new one. See Figure Pre-Filter 13B. 5. Tap filter gently
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Spark Plug Counter- CAUTION! clockwise Never allow dirt or debris to enter the cylinder bore! Before remov- to remove. ing the spark plug, thoroughly clean the spark plug and cylinder head area! Allow the engine to cool before servicing the spark plug! Cylinder threads can be damaged by tightening or loosening the spark plug while the engine is hot! 1. Use the spark plug wrench to remove the spark plug. See Figure 14. Clean the spark plug 2. Clean and adjust the spark plug gap to 0.6mm
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Valve Adjustment ■ Combustion chamber should be ■ Replace the spark plug annually: decarbonized, and the valve clear- Use only the type recommended in ance should be adjusted. It is highly the ”Specifications” section or an recommended that this is done equivalent resistor type spark plug by a Shindaiwa-trained service of the correct heat range. Set spark technician. plug electrode gap to 0.6 mm. IMPORTANT! The valve clearance should be adjusted. It is highly recommended that this is don
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Exhaust System Spark Arrester Maintenance WARNING! Arrester Screen Never operate this blower with a damaged or missing muffler or Cover spark arrester! Operating with missing or damaged exhaust components is a fire hazard, and can also damage your hearing! Hard starting or a gradual loss of performance can be caused by carbon deposits lodged in the spark arrester screen. For maximum performance, the spark arrester screen should be periodically cleaned as follows. See Figure Arre
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Idle Adjustment Idle Before adjustment make sure that: Adjust- ment • Air filter is clean and properly installed. • Spark arrestor screen is free of carbon. • Blower pipes are installed. 1. Start engine, run at idle for 2-3 minutes. 2. Check idle speed and reset if necessary. If a tachometer is available, idle speed screw should be set to the specifications found on Page 6 “Specifi- cations” of this manual. Turn idle screw clockwise to increase idle speed; counter clockwise to decrease
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Troubleshooting Guide ENGINE DOES NOT START OR HARD TO START Remedy Possible Cause What To Check Let cool completely and restart. Engine hot/heat soaked. Vaporlock. Refi ll with fresh, clean unleaded gasoline with a pump Low fuel quality. octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classifi ed oils at 50:1 gasoline/oil ratio. Valve adjustment. Valve clearance too tight. Consult with an authorized Shindaiwa servicing dealer. Adjust
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Troubleshooting Guide (continued) Troubleshooting Guide (continued) ADDITIONAL PROBLEMS LOW POWER OUTPUT Possible Cause Remedy Symptom Clogged air fi lter. Clean the air fi lter. What To Check Remedy Possible Cause Poor acceleration. Operator is overworking the unit. Use a lower throttle setting. Clogged fuel fi lter. Replace the fuel fi lter. Is the engine overheating? Carburetor mixture is too lean. Consult with an authorized Shindaiwa Lean fuel/air mixture. Consult with an authorized Shindaiw
