Poulan 2750 User Manual - Page 7
Warning - clutch drum
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Tip of Bar CUTTERS MUST FACE IN DIIRECTION OF ROTATION Cutters Depth Gauge Drive Links 7. Place the chain over and behind the clutch, fitting the drive links in the clutch drum sprocket. Chain Adjustment Chain Brake Nuts Tool (Bar Tool) Adjusting the tension: Chain tension is very important. Chain stretches during use. This is especially true during the first few times you use your saw. Always check chain tension each time you use and refuel your saw. You can adjust the chain tension by loosening the chain brake nuts and turning the adjusting screw 1/4 of a turn while lifting up on the bar. S If chain is too tight, turn adjusting screw 1/4 turn counterclockwise. S If chain is too loose, turn adjusting screw 1/4 turn clockwise. Place chain onto the sprocket 8. Fit bottom of drive links between the teeth in the sprocket in the nose of the guide bar. 9. Fit chain drive links in bar groove. 10. Pull the bar forward until the chain is snug in the guide bar groove. Ensure all drive links are in the bar groove. 11. Now, install chain brake making sure the adjusting pin is positioned in the lower hole in the guide bar. Remember this pin moves the bar forward and backward as the screw is turned. 12. Install chain brake nuts and finger tighten only. Once the chain is tensioned, you will need to tighten chain brake nuts. CHAIN TENSION (Including units with chain already installed) NOTE: When adjusting chain tension, make sure the chain brake nuts are finger tight only. Attempting to tension the chain when the chain brake nuts are tight can cause damage. Checking the tension: Use the screwdriver end of the chain adjustment tool (bar tool) to move the chain around the bar. If the chain does not rotate, it is too tight. If too loose, the chain will sag below the bar. Adjusting screw Chain Brake Nuts Adjusting Screw -- 1/4 Turn S Lift up the tip of the bar and tighten the chain brake nuts securely with the bar tool. S Recheck chain tension. Chain Brake Nuts WARNING: If the saw is operated with a loose chain, the chain could jump off the guide bar and result in serious injury. 7