[. . . ] Hedge Clipper Operator's Manual MODEL HC-150 WARNING DANGER Read rules for safe operation and all instructions carefully. Both must be read and understood for proper and safe operation. X7532243700 X753001440 03/04 2 INTRODUCTION Welcome to the ECHO family. This ECHO product was designed and manufactured to provide long life and on-the-job dependability. You will find it easy to use and full of helpful operating tips and SAFETY messages. THE OPERATOR'S MANUAL Read and understand this manual before operation. [. . . ] Tighten blade bolts (B) until snug, then loosen ½ turn. B A 4. NOTE Use new locknuts every time blade stiffener in installed. BLADE STIFFENER REMOVAL 1. Tighten blade bolts (B) until snug, then loosen ½ turn. B A 5. Do not allow blade bolts to turn. HEDGE CLIPPER OPERATOR'S MANUAL PRE-OPERATION FUEL 11 Fuel Requirements Gasoline - Use 89 Octane [R+M/2] (mid grade or higher) gasoline known to be good quality. Two Stroke Oil - A two-stroke engine oil meeting ISO-L-EGD (ISO/CD 13738) and J. A. S. O. Echo brand premium Power Blend TM Universal 2-Stroke Oil meets these standards. Engine problems due to inadequate lubrication caused by failure to use an ISO-L-EGD and J. A. S. O. FC certified oil, such as Echo premium Power Blend TM, will void the two-stroke engine warranty. (Emission related parts only are covered for two years, regardless of two-stroke oil used, per the statement listed in the Emission Defect Warranty Explanation. ) IMPORTANT Echo premium Power Blend TM Universal 2-Stroke Oil may be mixed at 50:1 ratio for application in all Echo engines sold in the past regardless of ratio specified in those manuals. Fill an approved fuel container with half of the required amount of gasoline. Install fuel container cap and wipe any spilled fuel from container and surrounding area. Fuel to Oil Mix - 50: 1 Ratio U. S. 80 160 400 IMPORTANT Spilled fuel is a leading cause of hydrocarbon emissions. Some states may require the use of automatic fuel shut-off containers to reduce fuel spillage. · Move at least 3 m (10 ft. ) from refueling location before starting the engine. Store in a well-ventilated, unoccupied building, away from sparks and flames. Do not mix more fuel than you expect to use in thirty (30) days, ninety (90) days when a fuel stabilizer is added. ALWAYS shake fuel container thoroughly before each use. Handling Fuel WARNING DANGER Fuel is VERY flammable. Use extreme care when mixing, storing or handling or serious personal injury may result. If fuel leakage is found, do not start or operate unit until leakage is repaired. 12 OPERATION NOTE The blade cover is used for transportation and storage. Remove blade cover before using the unit. STARTING COLD ENGINE A 1. Primer Pump primer bulb (C) until fuel is visible and flows freely in the clear fuel tank return line. Grip the front handle securely with one hand, and pull the recoil starter handle (D) until engine fires (or 5 pulls maximum). [. . . ] Remove blade stiffener (see "Blade Stiffener Remove/Install instructions"). Slide blades to allow file clearance using slots (A) on bottom of blade. Install blade stiffener (see "Blade Stiffener Remove/Install instructions"). Lubricate blades (see "Lubrication instructions"). A A 6mm (. 25 in. ) Radius 45º IMPORTANT Blades should only be removed and reinstalled by an Authorized ECHO Servicing Dealer, otherwise premature wear or internal damage may occur. 22 TROUBLESHOOTING ENGINE PROBLEM TROUBLESHOOTING CHART Problem C h eck Fuel at carburetor Status C au se Remedy Clean or replace Clean or replace See your Echo dealer See your Echo dealer Open choke Clean/replace air filter Adjust carburetor See your Echo dealer Turn switch to ON See your Echo dealer See your Echo dealer Adjust to . 65mm (0. 026 in. ) Clean or replace Clean or replace Replace plug Clean or replace No fuel at carburetor Fuel strainer clogged Fuel line clogged Carburetor No fuel at cylinder Muffler wet with fuel Carburetor Fuel Mixture too rich Fuel at cylinder Engine cranks starts hard/ doesn't start Spark at end of plug wire Spark at plug No spark Stop switch off Electrical problem Interlock switch Spark gap incorrect Covered with carbon Fouled with fuel Plug defective Normal wear No spark Air filter Fuel filter Fuel vent Engine runs, but dies or does not accelerate properly Spark Plug Carburetor Cooling System Spark Arrestor Screen Engine does not crank N/A Air filter dirty Fuel filter dirty Fuel vent plugged Plug dirty/worn Contaminants/residues in Replace fuel Contaminants/residues in fuel Normal wear Clean or replace Clean and adjust or replace Adjust Clean Replace See your Echo dealer Improper adjustment Vibration Cooling system dirty/plugged Spark arrestor screen plugged N/A Extended operation in dirty/dusty locations Normal wear Internal engine problem WARNING DANGER Fuel vapors are extremely flammable and may cause fire and/or explosion. [. . . ]