Poulan PT17 User Manual - Page 5

S Pull the lines extending outside of the hub to release the lines from the notches. SERVICE We recommend all service and adjustments not listed in this manual be performed by an Authorized Service Dealer. CARBURETOR ADJUSTMENTS Your carburetor is equipped with limiter caps. Carburetor adjustment is a complicated task. We recommend that you take your unit to an Authorized Service Dealer. Damage will occur if you turn the needles beyond the limiter stops. IGNITION TIMING The ignition timing is fixed, non-adjustable. SPARK PLUG Replace the spark plug yearly using a Champion RCJ--8Y plug. Spark plug gap is 0.025". NEED ASSISTANCE? Need Assistance? Call 1-800-554-6723. Need Service Parts? Contact your dealer. TROUBLESHOOTING TABLE WARNING: Always stop unit and disconnect spark plug before performing any of the recommended remedies below other than remedies that require operation of the unit. TROUBLE CAUSE REMEDY Engine will not S Engine flooded. start. S Fuel tank empty. S Spark plug not firing. S Fuel not reaching carburetor. S See "Starting." S Fill tank with correct fuel mixture. S Install new spark plug. S Check for dirty fuel filter; replace. Check for kinked or split fuel line; repair or replace. S Carburetor requires adjustment. S See "Carburetor Adjustments." Engine will not S Carburetor requires adjustment. S See "Carburetor Adjustments." idle properly. S Throttle trigger screw too S Loosen screw. tight. Engine will not S Air filter dirty. S Clean or replace air filter. accelerate, S Spark plug fouled. S Clean or replace spark plug; re-gap. lacks power, S Carburetor requires adjustment. S See "Carburetor Adjustments." or dies under a load. Engine smokes excessively. S Fuel mixture incorrect. S Empty fuel tank and refill with correct fuel mixture. S Air filter dirty. S Clean or replace air filter. S Carburetor requires adjustment. S See "Carburetor Adjustments." Line does not advance or breaks while cutting. S S Line improperly routed in head. Line improperly wound on S S Check line routing. Rewind line tightly and evenly. spool. S Line size incorrect. S Use only 0.080" (2 mm) dia. line. Line welds onto spool. S Line size incorrect. S Incorrect spool. S Line is being crowded against material being cut. S Use only 0.080" (2 mm) dia. line. S Replace with correct spool. S Cut with tip of line fully extended. Line pulls back into head. S Too little line outside of head. S Line size incorrect. S Remove spool and pull 4 inches (10 cm) of line outside of head. S Use only 0.080" (2 mm) dia. line. 5