User manual HUSQVARNA 532177817

[. . . ] 4 01. 27. 10 BY Printed in U. S. A. TABLE OF CONTENTS Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9 Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-13 Service and Adjustments. . . . . . . . . . . . . . . . . [. . . ] Position belt and idler assembly in trimmer, reconnect idler spring and assemble idler to chassis. Engine pulley Chassis 13. Install belt around trimmer head pulley and engine pulley. NOTE: Be sure belt is inside belt keeper. Replace debris shield and tighten the four (4) screws securely. Replace chassis cover and tighten screw securely. Idler bracket Nut Spacer V-idler Idler spring Flat idler FAST SLOW CAUTION ENGINE OFF FUEL OIL Spacer Bottom belt keeper Control cable Belt Idler assembly Top belt keeper Trimmer head control bar Bolt Trimmer head pulley Flat idler ENGINE SPEED Throttle control Starter handle Engine oil cap with dipstick Handle knob Muffler Gasoline cap Chassis cover Air filter Your engine speed has been factory set. Do not attempt to increase engine speed or it may result in personal injury. If you believe that the engine is running too fast or too slow, take your unit to a qualified service center for repair and/or adjustment. CARBURETOR Your carburetor has a nonadjustable fixed main jet for mixture control. If your engine does not operate properly due to suspected carburetor problems, take your unit to a qualified service center for repair and/or adjustment. IMPORTANT: Never tamper with the engine governor, which is factory set for proper engine speed. Overspeeding the engine above the factory high speed setting can be dangerous. If you think the engine-governed high speed needs adjusting, take your unit to a qualified service center, which has proper equipment and experience to make any necessary adjustments. Primer Trimmer head Trimmer line STORAGE Immediately prepare your trimmer for storage at the end of the season or if the unit will not be used for 30 days or more. Clean entire trimmer (See "CLEANING" in the Maintenance section of this manual). Lubricate as shown in the Maintenance section of this manual. Be sure that all nuts, bolts, screws, and pins are securely fastened. Inspect moving parts for damage, breakage and wear. Replace if necessary. IMPORTANT: This trimmer is shipped WITHOUT OIL OR GASOLINE in the engine. Trimmer head control bar - must be held down to the handle to engage trimmer head. Primer - pumps additional fuel from the carburetor to the cylinder for use when starting a cold engine. 6 Throttle control - used for starting and stopping the engine and allows you to select either FAST or SLOW engine speed. Starter handle - used for starting the engine. TRIMMER When trimmer is to be stored for a period of time, clean it thoroughly, remove all dirt, grease, leaves, etc. Store in a clean, dry area. 15 SERVICE AND ADJUSTMENTS CAUTION: Before performing any service and adjustments: 1. Make sure the rotating lines and all moving parts have completely stopped. [. . . ] 20" models use . 130 inch diameter trimmer line. Cut new trimmer line length to 16-3/4 inches. 22" models use . 155 inch diameter trimmer line. Cut new trimmer line length to 18-3/4 inches. [. . . ]