MAINTENANCE (PRUNER ATTACHMENT) WARNING: Disconnect the spark plug before performing maintenance except for idle speed adjustments. IMPORTANT: Have all Chain Adjustment Tool Guide Bar 2. Loosen bar clamp nut until it is finger tight against the bar clamp. HELPFUL TIP repairs other than the recommended maintenance described in the instruction manual performed by an authorized service dealer. If any dealer other than an authorized service dealer performs work on the product, Poulan PRO may not pay for repairs under warranty. It is your responsibility to maintain and perform general maintenance. CHECK FOR LOOSE FASTENERS AND PARTS S S S S S Spark Plug Boot Air Filter Housing Screws Assist Handle Screw Debris Shield Adjusting Screw Bar clamp nut 3. Turn adjusting screw clockwise until chain solidly contacts bottom of guide bar rail. Then, turn adjusting screw an additional 1/4 turn. Adjusting Screw - 1/4 Turn CHECK FOR DAMAGED OR WORN PARTS Contact an authorized service dealer for replacement of damaged or worn parts. S ON/STOP Switch - Ensure ON/STOP switch functions properly by pushing and releasing the switch. Make sure engine stops. Wait 5 seconds before attempting to restart unit to allow switch to reset. Restart engine and continue. S Fuel tank - Discontinue use of unit if fuel tank shows signs of damage or leaks. S Oil tank - Discontinue use of unit if oil tank shows signs of damage or leaks. S Debris shield - Discontinue use of unit if debris shield is damaged. 4. Using bar tool, roll chain around guide bar to ensure all links are in bar groove. 5. Lift up tip of guide bar to check for sag. Release tip of guide bar, then turn adjusting screw 1/4 turn clockwise. Repeat until sag does not exist. 6. While lifting tip of guide bar, tighten bar clamp nut securely with the bar tool. INSPECT AND CLEAN UNIT AND LABELS S After each use, inspect complete unit for loose or damaged parts. Clean the unit and labels using a damp cloth with a mild detergent. S Wipe off unit with a clean dry cloth. CHECK CHAIN TENSION 7. Use the screwdriver end of the bar tool to move chain around guide bar. 8. If chain does not rotate, it is too tight. Slightly loosen bar clamp nut and loosen chain by turning the adjusting screw 1/4 turn counterclockwise. Retighten bar clamp nut. 9. If chain is too loose, it will sag below the guide bar and needs to be tightened following above procedure. WARNING: Wear protective gloves when handling chain. The chain is sharp and can cut you even when it is not moving. Make chain adjustments with lower end supported. Chain tension is very important. Chains stretch during use. This is especially true during the first few times you use your pruner. Always check chain tension each time you use and refuel your unit. 1. Use the screwdriver end of the chain adjustment tool (bar tool) to move chain around guide bar to ensure kinks do not exist. The chain should rotate freely. 20 WARNING: DO NOT operate the pruner if the chain is loose. If the pruner is operated with a loose chain, the chain could jump off the guide bar and result in serious injury. CHECK CHAIN SHARPNESS A sharp chain makes wood chips. A dull chain makes a sawdust powder and cuts slowly. See CHAIN SHARPENING in the SERVICE AND ADJUSTMENTS section. CLEAN AIR FILTER A dirty air filter decreases engine performance and increases fuel consumption and