5. Put a clear indication on the outside of the container to avoid mixing up with gasoline or other containers. 6. Indicate the contents on outside of container for easy identification. ¦ FUELING THE UNIT 1. Untwist and remove the fuel cap. Rest the cap on a dustless place. 2. Put fuel into the fuel tank to 80% of the full capacity. 3. Fasten the fuel cap securely and wipe up any fuel spillage around the unit. WARNING 1. Select bare ground for fueling. 2. Move at least 10feet (3meters) away from the fueling point before starting the engine. 3. Stop the engine before refueling the unit. At that time, be sure to sufficiently agitate the mixed gasoline in the container. FOR YOUR ENGINE LIFE, AVOID; 1. FUEL WITH NO OIL(RAW GASOLINE) – It will cause severe damage to the internal engine parts very quickly. 2. GASOHOL – It can cause deterioration of rubber and/or plastic parts and disruption of engine lubrication. 3. OIL FOR 4-CYCLE ENGINE USE – It can cause spark plug fouling, exhaust port blocking, or piston ring sticking. 4. Mixed fuels which have been left unused for a period of one month or more may clog the carburetor and result in the engine failing to operate properly. 5. In the case of storing the product for a long period of time, clean the fuel tank after rendering it empty. Next, activate the engine and empty the carburetor of the composite fuel. 6. In the case of scrapping the used mixed oil container, scrap it only at an authorized repository site. NOTE As lot details of quality assurance, read the description in the section Limited Warranty carefully. Moreover, normal wear and change in product with no functional influence are not covered by the warranty. Also, be careful that, if the usage in the instruction manual is not observed as to fhe mixed gasoline, etc. described therein, if may not be covered by the warranty. .11 . Full Throttle About 1/3 Open Idling Full Throttle About 1/3 Open Idling Operation the choke if it was set closed, and let the engine run at idle speed for a minute to warm it up. • When the engine fails to start after several attempts due to overchoking, open the choke and repeat pulling the rope. ¦ ADJUSTING IDLE SPEED • The idling speed is set for 2000 rpm at the factory. If it is necessary to adjust the idle speed, use the adjustment screw on the top side of carburetor. NOTE ¦ STOPPING ENGINE • Move the throttle lever to the idling position and press the stop switch (red button) until the engine comes to a complete stop. Stop Switch .13 . .15 . Storage BEFORE STORING THE BLOWER: 1.Drain a fuel tank and push the primer bulb until it becomes empty of fuel. 2.Remove the spark plug and drop a spoonful of 2-cycle oil into the cylider. Crank the engine several time and replace the plug. ¦ SHOULDER STRAP • If the shoulder strap is damaged it may break during use, thus causing the product to fall and resulting in personal injury. Follow the instructions below to replace the shoulder strap. • Pass the upper end of the strap through the hanger, making the FLAPPED SIDE OUTSIDE. •Put the end of the strap through the ring on the strap, and then push the ring toward the hanger as close as possible. Maintenance • The flap on the end of the strap works as a stopper. Never install the strap with the flapped side inside, or the unit may fall from the operator, which could result in injury to the operator and/or damage to the unit. WARNING .16 . WARNING .16 . Parts List BACKPACK BLOWER EB4401 NOTE : 1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/or replacement. 2. KOMATSU ZENOAH does not warrant the machines, which have been damaged by the use of any parts other than those specified by the company. 3. When placing parts orders for repair and/or replacement, check if the model name and the serial number are applicable to those specified in the parts list, then use parts number described in the parts list. 4. The contents described in the parts list may change due to improvement. 5. The parts for the machine shall be supplied seven (7) years after the machine is discontinued. [It is possible that some specific parts may be subject to change of their delivery term and list price within the limit of seven (7) years after the machine is discontinued. It is also possible that some parts may be available even after the limit of seven (7) years.] APPLICABLE SERIAL NUMBERS : 310001 and up .17 . Parts List : EB4401 Fig.1 BLOWER GROUP (S/N 310001 and up) .18 . EB4401 Fig.1 BLOWER GROUP (S/N 310001 and up) Key# Part Number Description Q'ty 1 2750-31111 VOLUTE CASE 1 2 2750-31212 VOLUTE COVER 1 3 2750-31150 SCREW M5x25 9 4 3490-11150 ELBOW 1 5 07000-02095 O-RING 1 6 2750-31420 SCREW M5x70 2 7 3310-53331 NUT 2 8 T4012-31310 COVER INLET 1 9 2750-31150 SCREW M5x25 3 10 1140-72231 CLAMP 1 11 3407-16120 SCREW M5x14 1 12 2750-31290 TUBE 1 13 2750-31911 LABEL 1 14 T4012-32610 LABEL, net 1 15 2750-31510 FAN 1 16 3407-12210 BOLT M5x40 4 17 2750-31612 ENGINE COVER 1 18 2750-31150 SC...