Husqvarna 440 Operation Manual - Page 17

Fitting the bar and chain ASSEMBLY The chain is correctly tensioned when there is no slack on the underside of the bar, and it can still be turned easily by hand. Tighten the bar nut with the combination spanner while holding up the tip of the bar. WARNING! Always wear gloves, when ! working with the chain. 435 Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. When fitting a new chain, the chain tension has to be checked frequently until the chain is run-in. Check the chain tension regularly. A correctly tensioned chain ensures good cutting performance and long life. Unscrew the bar nut and remove the clutch cover (chain brake). Take off the transportation ring (A). 435e, 440e Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. Fit the bar over the bar bolt. Place the bar in its rearmost position. Place the chain over the drive sprocket and in the groove on the bar. Begin on the top side of the bar. Loosen the chain tensioner wheel and remove the clutch cover (chain brake). Remove the transport guard. (A) Make sure that the edges of the cutting links are facing forward on the top edge of the bar. Mount the clutch cover and remember to fit the chain adjuster pin in the hole in the bar. Check that the drive links of the chain fit correctly over the drive sprocket and that the chain is correctly located in the groove in the bar. Tighten the bar nut with your fingers. Tension the chain by turning the chain tensioning screw clockwise using the combination spanner. The chain should be tensioned until it does not sag from the underside of the bar. Fit the bar over the bar bolts. Place the bar in its rearmost position. Place the chain over the drive sprocket locate it in the groove on the bar. Begin on the top edge of the bar. 115 10 82-26 Rev.2 2008-06-03 Make sure that the edges of the cutting links are facing forward on the top edge of the bar. English - 17