Poulan 4400-4900-5400 User Manual - Page 4
Adjusting, Screw
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INSTALLING THE GUIDE BAR AND SAFETY CHAIN (con't) Oil Hole Chain Figure 4 4. Place the chain over the sprocket and engage the drive link tangs between the sprocket teeth. (Note the direction of the chain teeth.) Starting at the top of the bar, gradually work the chain into the groove of the bar until all the drive links are engaged in the bar groove. FIGURE 4. 5. Replace the outer guide bar plate and bar clamp. Replace the bar mounting nuts and tighten finger tight. 6. Holding the tip of the bar up, adjust the chain tension by turning the bar adjusting screw clockwise. FIGURE 5. 7. When the chain is properly tensioned it will move freely but not sag below the bar. Now tighten the bar mounting nuts completely. CHAIN STRETCHES WHEN USED. CHECK THE TENSION OFTEN! Adjusting Screw Front jou- 0 0 Flange out or away from guide bar on both sides Figure 5 OPERATING INSTRUCTIONS Before Starting O Check the chain tension. Is the chain sharp? O Are the handles clean of gas and oil? O Did you fill the fuel AND oil tanks? FUEL and OIL Fuel Mix: 16 parts gasoline to 1 part oil (8 oz. Poulan 16:1 oil to one gallon gasoline). (Or use Poulan 32:1 oil-2 gallons gasoline to 8 oz. oil). CAUTION: When preparing fuel mixture, mix only the amount needed for the job you are to do. Do not use fuel mixture that has been stored longer than two (2) months. Fuel mixture stored longer than this will cause hard starting and poor performance of your saw. If fuel mix has been stored in your saw longer than this time it should also be removed and filled with a fresh mixture before using. BAR AND CHAIN OIL: Use straight bar and chain lube above 300 Fahrenheit. If bar and chain lube is not available use a good grade SAE 30 oil. Between 30° F and 0° F use a mixture of 95% bar and chgain lube and 5% either kerosene or # 1 diesel fuel. For below 0° F operation increase the kerosene or diesel fuel to 10%. A WORD ABOUT CHAIN OILING Clean the oil cap and the area around it before removing. Oil on the bar and chain will drip off after use. Let the saw stand and cool off. Wipe the bottom clean before storing. AUTOMATIC OILER: Your Poulan Chain Saw is equipped with an automatic oiler which delivers a constant flow of oil to the bar and chain whenever the engine is running. The automatic oiler has an adjustment screw, to regulate the flow of oil, located at the bottom of the bar clamp for easy access. Turn this screw counterclockwise kw.* to increase the flow, clockwise ow* to decrease the flow. (See Figure 6) It is possible to run out of chain oil before running out of fuel when operating the saw at high RPM for a long period of time, such as when pruning and debranching. The automatic oiler may deliver more oil than required for this type of cutting. If there is no chain oil in the oil tank when the saw runs out of fuel, make the following adjustment: Turn the adjustment screw clockwise sml until it stops. Then turn the screw counterclockwise :env % turn. REMINDER - RE-ADJUST FLOW RATE WHEN RETURNING TO CUTTING THAT REQUIRES MORE CHAIN LUBRICATION, SUCH AS FELL- ING AND BUCKING. 1. Fill the oil tank each time you fill the fuel tank. Lack of oil on the chain will quickly ruin the bar and chain. 2. You wil l use at least 1/2 tank of oil for each tank of gas. If you use less, check for a plugged oil hole in the guide bar. Use clean oil. Do not let sawdust or dirt into the oil tank. Automatic Oiler Adjustment Figure 6 4