Shindaiwa C344 manual

C344 BR USHCUTTER SHIND AIWA O WNER’S/OPERA T OR’S MANU AL WARNING! Minimize the risk of injury to yourself and oth- ers! Read this manual and familiarize yourself with the contents. Always wear eye and hearing protection when operating this unit. X7502831700 07/10[...]

2 The Shindaiwa H4 series of hand-held power equipment is 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 wei[...]

3 AL W A YS inspect unit before each use. Replace any damaged parts. NEVER run the engine when trans- porting the unit. NEVER run the engine indoors! Make sure there is always good ventila- tion. Fumes from engine exhaust can cause serious injury or death. AL W A YS stop the unit immediately if it suddenly begins to vibrate or shake. Inspect for br[...]

4 Be Aware of the Wor king En vironment Avoid long-term operation in very hot or very cold weather . Make sure bystanders or observers outside the 15 meter (50 feet) “danger zone” wear eye protection. Be extremely careful of slippery terrain, especially during rainy weather . If contact is made with a hard object, stop the engine and inspect th[...]

5 Product Description Using the illustration as a guide, familiarize yourself with your machine and its various com- ponents. Understanding your machine helps ensure top perfor- mance, long service life and safer operation. WARNING! Do not make unauthorized modications or alterations to any of these units or their components. Specications Out[...]

6 Handlebar and Throttle assembly Ŷ Handlebar C unit Install the handlebar: Use the 4 mm hex wrench to r emove the 1. lower cap retaining screws fr om the handlebar bracket. Remove the cap from the bracket. Position the handle on the outer tube for- 2. ward of Handle Positioning Label as shown. Reassemble the lower cap to the handlebar bracket in [...]

7 4-6 mm (3/16”-1/4”) Throttle Free Play Remove air cleaner cover Throttle trigger free play Cable Adjuster A B C NOTE The plastic shield is for use with the Nylon Line Head only . Install Metal Shield when using plastic or metal blades. 1. Remove plastic threaded shaft sleeve and adapter plate (C) from PTO shaft (A). 2. Place the shield on the[...]

8 Blade Installation W ARNING! Y ou must install the U-Handle and all Blade Conversion parts shown in the following instructions before operating this unit with a metal blade, otherwise serious injury may result. NOTE Model C344 includes U-Handle, and necessary blade conversion parts. Blades are not provided with trimmer/brushcutters and must be se[...]

9 A B C 1. If installed remove nylon line head, adapter plate, shield plate, and plastic shield: a. Align locking hole in adapter plate with notch in edge of gear housing and insert head locking tool (A). b. Remove line head (B) by turning it clockwise until head is completely off of shaft. c. Remove locking tool. C J I d. Remov e three screws hold[...]

10 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, i[...]

11 Handling Fuel D ANGER Fuel is VERY ammable. Use extreme care when mixing, storing or handling or serious personal injury may result. • Use an approved fuel container . • DO NOT smoke near fuel. • DO NOT allow ames or sparks near fuel. • Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly allowing pressure to equal[...]

12 NEVER ■ smoke or light res near the engine. AL W A YS ■ stop the engine and allow it to cool before refueling. A LWA Y S ■ Wipe all spill ed fu el an d mov e at least 3 me ters (10 f eet) from the fuel ing p oint and s ource befo re starting. NEVER ■ place ammable material close to the engine mufer . NEVER ■ operate the engine[...]

13 Open After engine starts, move choke to OPEN position Set the choke lever to the CLOSED 4. position if engine is cold. While holding the outer tube rmly 5. with left hand. Use your other hand to slowly pull the recoil starter han- dle until resistance is felt, then pull quickly to start the engine. CA UTION! Do not pull the recoil starter to [...]

14 Shoulder strap required for use with Brushcutters Operation IMPORT ANT! 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. WARNING! Always wear a shoulder strap or harness when ope[...]

15 Using a blade WARNING! Before working with a blade- ■ equipped unit, always inspect and clear the area of objects that could interfere with or damage the blade. Never use a blade near sidewalks, ■ fence posts, buildings or other objects that could cause injury or damage. Never use a blade for purposes ■ other than those for which it was de[...]

16 Prior to each work day , perform the following: Remove all dirt and debris from the ■ engine, check the cooling ns and air cleaner for clogging, and clean as necessary . Carefully remove any accumulations ■ of dirt or debris from the mufer and fuel tank. Check cooling air intake area at base of crankcase. Remove all debris. Dirt build-[...]

17 Maintenance (continued) Remove and inspect the pre-lter . 2. If the pre-lter is torn or otherwise damaged, replace it with a new one. Clean the pre-lter with soap and 3. water . Let dry before reinstalling. Inspect the air lter element. If the 4. element is damaged or distorted, replace it with a new one. T ap lter gently on a har[...]

18 Maintenance (continued) 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 ”Specications” section or an equivalent resis - ■ tor type spark pl[...]

19 Maintenance (continued) Engine Cover Screws Engine Cover Mufer Mufer Gasket Mufer Bolts Spark Arrester Screen Spark Arrester Cover Cover Screws Mufer and spar k ar rester maintenance With a 3 mm hex wrench remove the 1. engine cover screws and the engine cover . If the engine becomes sluggish and low on power , check and clean the sp[...]

20 WARNING! Sharpen only the cutting teeth of a blade. DO NOT alter the contour of the blade in any way . WARNING! Wear protective gloves when handling or performing main- tenance on the blade. Round File When the cutting edges of the blade become dull, they can be resharpened with a few strokes of a le. In order to keep the blade in balance, al[...]

21 Long T er m Stor age Remove the spark plug and pour about 1/4 ounce of 2-cycle mixing oil into the cylinder through the spark plug hole. ■ Slowly pull the recoil starter 2 or 3 times so oil will evenly coat the interior of the engine. Reinstall the spark plug. Before storing the unit, repair or replace any worn or damaged parts. ■ Remove the[...]

22 T roubleshooting Guide V aporlock. V alve adjustment. Engine hot/heat soaked. Low fuel quality . V alve clearance too tight. V alve clearance too loose. Let cool completely and restar t. Refi ll 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 [...]

23 ADDITIONAL PROBLEMS Poor acceleration. Clogged air fi lter . Clogged fuel fi lter . Lean fuel/air mixture. Idle speed set too low . Ignition switch tur ned of f. Fuel tank empty . W ater in the fuel. Clogged fuel fi lter . Shor ted spark plug or loose ter minal. Ignition failure. Piston seizure. Ground (stop) wire is disconnected, or switch i[...]

24 ADDITIONAL PROBLEMS Poor acceleration. Clogged air fi lter . Clogged fuel fi lter . Lean fuel/air mixture. Idle speed set too low . Ignition switch tur ned of f. Fuel tank empty . W ater in the fuel. Clogged fuel fi lter . Shor ted spark plug or loose ter minal. Ignition failure. Piston seizure. Ground (stop) wire is disconnected, or switch i[...]

25 SHINDAIW A LIMITED W ARRANTY ST A TEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO, INC’S RESPONSIBILITY ECHO Incorporated’s (ECHO, INC.) Limited W arranty , 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 purchas[...]

26 PURCHASED REP AIR P ARTS AND ACCESSORIES • 90-day all applications A TTENTION 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. T o help ensure the performance of the unit, it is required to use engine oil which meets[...]

27 Environmental Protection Agency (EP A) Y our emission control system may include parts such as: carburetor/fuel injected system, ignition system, catalytic converter , fuel tank, fuel lines, fuel caps, valves, canisters,  lters vapor hoses, clamps connectors, and other associ- ated components. For engines less than or equal to 80cc, only the [...]

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Y amabiko Corporation 7-2 Suehirocho 1-Chome, Ohme, T okyo, 198-8760, Japan Phone: 81-428-32-61 18 Fax: 81-428-32-6145 Copyright© 2010 By Echo, Incorporated All Rights Reserved. ECHO Incorporated. 400 Oakwood Road Lake Zurich, IL 60047-1564 U.S.A. T elephone: 1-877-986-7783 Fax: 1-847-540-8416 www .shindaiwa.com Ser vicing Infor mation Par ts/Seri[...]