25:$51,1*:KHQGUDLQLQJWKHIXHOEHVXUHWRVWRSWKHHQJLQHDQGFRQ¿UPWKDWWKHHQJLQHFRROVGRZQ7KHHQJLQHLVVWLOOKRWMXVWDIWHUVWRSSLQJWKHHQJLQH:DLWXQWLOLWFRROVGRZQRWKHUZLVHLWPD\FDXVHEXUQVRU¿UHFault locationWhen the machine is kept out of operation for a long time, perform thefollowings:- Drain up fuel from the fuel tank and carburetor according to the followingprocedure:1) Remove the fuel tank cap, and drain fuel completely. If there is any foreignmatter remaining in the fuel tank, remove it completely. 3XOORXWWKHIXHO¿OWHUIURPWKHUH¿OOSRUWXVLQJDZLUH3) Push the primer pump until fuel is drained from there, and drain fuelcoming into the fuel tank. 5HVHWWKH¿OWHUWRWKHIXHOWDQNDQGVHFXUHO\WLJKWHQWKHIXHOWDQNFDS5) Then, continue to operate the engine until it stops.- Drain up the chain oil.- Remove the saw chain and the guide bar.- Clean the guide groove of the guide bar.- Lubricate slightly on the saw chain and the guide bar.- Remove the spark plug, and drip several drops of engine oil through thespark plug hole.- Gently pull the starter handle so that engine oil will spread over the engine,and attach the spark plug.- In general, store the machine in horizontal position. If it is not possible,place the machine as the motor unit comes below the cutting tool. Otherwiseengine oil may leak from inside.- Always pay attention to storing the machine in a safe place to preventmachine damage and personal injury.- Keep the drained fuel in a special container in a well-ventilated shade.Attention after long-time storage- %HIRUHVWDUWXSDIWHUORQJWLPHVWRUDJHEHVXUHWRUHSODFHHQJLQHRLO UHIHUWR³5(3/$&(0(172)(1*,1(2,/´ 2LOZLOOGHWHULRUDWHZKLOHthe machine is kept out of operation.STORAGEFault System Observation CauseEngine not starting or withGLI¿FXOW\Ignition system Ignition spark O.K. Fault in fuel supply or compression system, mechanicaldefectNo ignition spark STOP-switch operated, wiring fault or short circuit, sparkplug or connector defective, ignition module faultyFuel supply )XHOWDQN¿OOHG Incorrect choke position, carburetor defective, fuel supplyline bent or blocked, fuel dirtyCompression No compression whenpulled overCylinder bottom gasket defective, crankshaft sealsdamaged, cylinder or piston rings defective or impropersealing of spark plugMechanical fault Starter not engaging Broken starter spring, broken parts inside of the engineWarm start problems 7DQN¿OOHGLJQLWLRQVSDUNexistingCarburetor contaminated, have it cleanedEngine starts but dies Fuel supply 7DQN¿OOHG Incorrect idling adjustment, carburetor contaminatedFuel tank vent defective, fuel supply line interrupted,cable or STOP-switch faulty,QVXI¿FLHQWSHUIRUPDQFH Several systems maysimultaneously beaffectedEngine idling poor $LU¿OWHUFRQWDPLQDWHGFDUEXUHWRUFRQWDPLQDWHGPXIÀHUclogged, exhaust duct in the cylinder cloggedDrain fuel Humidity