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Manafacture: Husqvarna File size: 5.37 mb File name: Language of manual:

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. When 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. When scrapping the used mixed oil container, scrap it only at an authorized repository site. NOTE For details of quality assurance, read the description in the Warranty section carefully. Moreover, normal wear and change in product with no functional influence are not covered by the warranty. Also, note that if the usage in the instruction manual is not observed for the mixed gasoline, etc. as described herein, it may not be covered by the warranty. Fuel English 17 .. CONTROL ARM [350BF/370BFS/380BFS] • Hold the upper end of the control arm in hand and, while pulling it away from the unit, rotate arm forward (counter-clockwise in the direction of the arrow) until it clicks. (The first position) And if you want, you can rotate arm further until it clicks. (The second position) Choose the arm position according to your working condition. • To fold the arm, reverse the order. (1)First position (2)Second position .. STARTING ENGINE IMPORTANT • Avoid operating the blower with the flexible tube and swivel joint disconnected. That will reduce the cooling air and the engine could be damaged by overheating. 1. Push the primer bulb until fuel flows out in the clear tube. 2. When the engine is cool, close the choke. (1)Choke Lever (2)Primer Bulb (3)OPEN (4)CLOSE 3. Set the throttle lever position. [330BT] [350BT/BF] [370BTS/BFS] [380BTS/BFS] Idling About 1/3 Open (1)Full Throttle (2)About 1/3 Open (3)Idling (4)STOP [330BT/350BT/370BTS/380BTS] as shown in F19 (5)Stop Switch [350BF/370BFS/380BFS] as shown in F20 4. To start, hold the top of the blower firmly with your left hand. Pull the starter knob slowly until you feel it engage and then give it a vigorous strong pull. IMPORTANT • Never twist the starter cord around your hand. • Avoid pulling the starter rope out to its full extent and allowing the starter rope to snap back. This will prevent premature damage to the starter. • Do not let a person stand near the blower or the exhaust port. 5. Once the engine is running, gradually open the choke if it was set closed, and let the engine run at idle speed for a minute to warm it up. NOTE When the engine fails to start after several attempts due to overchoking, open the choke and repeat pulling the rope. WARNING Air comes out as soon as the engine is started, even at idle speed. F14 [350BF] [370BFS] [380BFS] (1) (2) F15 [350BF] [370BFS] [380BFS] (1) (2) (3) (4) F16 (1) (2) (3) (4) F18 [330BT] [370, 380BTS/BFS] F17 (1) (2) (4) (3) [350BT/BF] (1) (2) (3) (4) F19 [330BT/350BT/370BTS/380BTS] (1) (2) (3) (5) [350BF] [370BFS] [380BFS] F21 F20 Operation English 18 .. ADJUSTING IDLE SPEED [330BT] • The idling speed is set for 3000 rpm at the factory. If it is necessary to adjust the idle speed, use the adjustment screw on the top side of carburetor. (1)Idling Adjustment Screw [350BT/BF] [370BTS/BFS] [380BTS/BFS] • The idling speed is set for 2200 rpm [350BT/BF] or 2000 rpm [370BTS/BFS] [380BTS/BFS] at the factory. If it is necessary to adjust the idle speed, use the adjustment screw on the top side of the carburetor. (1)Idling Adjustment Screw .. STOPPING ENGINE [330BT/350BT/370BTS/380BTS] • Move the throttle lever to the STOP position. (4)Stop [350BF/370BFS/380BFS] • Move the throttle lever to the idling position and press the stop switch (red button). The machine has the mechanism that once the stop button is pushed the plug won't give off sparks until the engine stops. (3)Idling (5)Stop Switch NOTE If the engine does not stop when setting the ignition switch to the stop position, close the choke lever and stop the engine. In this case, please repair the machine at your nearest servicing dealer. (1)Choke Lever (2)OPEN (3)CLOSE (1) F22 [330BT] [350BT/BF] F23 (1) [370, 380BTS/BFS] (1) (2) (3) (4) F24 [330BT/350BT/370BTS/380BTS] (1) (2) (4) (3) (1) (2) (3) (5) F25 [350BF/370BFS/380BFS] F27 (1) (2) (3) F26 [330BT] [350BT/BF] (1) (2) (3) F28 [370, 380BTS/BFS] Operation English 19 Maintenance, replacement, or repair of the emission control device and systems may be performed by any non-road engine repair establishment or individual. WARNING Make sure that the engine has stopped and is cool before performing any service to the blower. Contact with rotating blower fan or hot muffler may result in a personal injury. .. AIR CLEANER • Check the air cleaner before use. A clogged air filter may increase fuel consumption while cutting down the engine power. • Never operate the blower without an air filter or with a deformed or broken filter element because unfiltered dusty air will quickly ruin the engin...

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