User manual HUSQVARNA 266

[. . . ] If not available use gear box oil type Assembling guide bar and chain A. Place the guide bar into its rearmost the chain tensioning stud is properly bar the clutch cover and position. Make sure that in the hole in the guide c Fit the chain around the drive sprocket and In the groove bar. Start on the upper side of the guide bar. of the ALWAYS TOP UP WITH FUEL AND CHAIN LUBRICANT THE SAME TIME. AT Make sure that the cutting edges of the sawing teeth along the top of the guide bar are facing towards the tip. [. . . ] As the saw by force of its own weight swings around the rear handle and hits the trunk, the brake should be released. I Guide bar, chain and clutch cover must be assembled before the engine IS started, otherwise the clutch may come loose and cause injuries. Push down the throttle (push the switch to the left so that the 1 The carburetor has three adjusting screws: control. latch backwards are in starting position L = Low speed needle H = High speed needle T = Throttle adjusting screw A. Then screw the needles out to recommended H = 3/4 turn out, L = 1 turn out Start the engine and warm It up. Adjust the idling speed by means of the throttle adjusting screw to that speed at which the chain just starts rotating. 6 Put your right foot on the plate beneath basic position: 7. Grasp the front handle with your left hand and press the saw against the ground. Grasp the starter handle with your right hand and pull out the starting cord slowly until the starter pawl engage. Do not pu// the starting cord entire/y out or release the starter hand/e in pulled out position, as this can cause damages on the chain saw. Normally the engine will start after 2-3 starting attempts Push the choke control as soon the engine starts. Open rapidly the throttle wide and the latch will disengage To stop the engine O is visible, push the ignition switch to the right so that the B. Screw in the needle a little further and the speed will slow down again as the fuel supply becomes too “lean”. Open the L-needle again and notice the highest that the speed slows down at “richer” supply. Warm engine Use the same starting procedure pulling out the choke control as for cold engine but without 3. Then open it equwalent to 10 min on a clock-face to obtain a somewhat “richer” supply to aid acceleration. By means of the T-screw, adjust the idling speed to 2. 300-2. 500 r/mln, ensuring that the chain does not rotate when engine is Idling 5. Give full throttle a couple of times to check that the engine “responds”. One of the most common causes of starting difficulties is that too many starting attempts have been made with a closed choke flap, If this is the case, remove the spark plug and wipe it dry. Before you reassemble the spark plug, we recommend you to pull the starter handle several times to “ventilate the cylinder”, the ignition switch in O-position. Assemble the spark plug and make a new starting open choke flap and full throttle. Adjustment of H-needle At correct adjustment of the H-needle the engine should be fourstroking. counter that the high idle speed ! Cleaning the air filter A clean air filter is necessary optimal engine power. [. . . ] Under normal temperature conditions mounted, Otherwise there is a certain chain saw. the cap has to be risk of overheating the Adjusting the oil pump capacity The oil pump is adjustable for four different capacities. Adjustment is to be done after removal of chain, guide bar, clutch cover, centrifugal clutch and clutch drum. With a screwdriver the oil capacity can be adjusted by turning the screw. 3-4 Before assembling the clutch drum check that the washer drum and sealing ring is not lost. Clean the spark plug from the outside and check the gap Adjust the gap or change the plug if necessary. [. . . ]