RedMax CHTZ2500 Owner's/operator's Manual

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RedMax CHTZ2500 Owner's/operator's Manual Manual pdf 24 page image

10. Troubleshooting guideCase 1. Starting failureCHECK PROBABLE CAUSES ACTIONfuel tank Þ incorrect fuel Þ drain it and with correct fuelfuel filter Þ fuel filter is clogged Þ cleancarburetor adjustment screw Þ out of normal range Þ adjust to normal rangesparking (no spark) Þ spark plug is fouled/wet Þ clean/dryÞ plug gap is incorrect Þ correct (GAP: 0.6~0.7mm)spark plug Þ disconnected Þ retightenCase 2. Engine starts but does not keep running/Hard re-starting.CHECK PROBABLE CAUSES ACTIONfuel tank Þ incorrect fuel or staled fuel Þ drain it and with correct fuelcarburetor adjustment screw Þ out of normal range Þ adjust to normal rangemuffler,cylinder (exhaust port) Þ carbon is built-up Þ wipe awayair cleaner Þ clogged with dust Þ washcylinder fin, fan cover Þ clogged with dust Þ cleanWhen your unit seems to need further service, please consult with our RedMax service shop in your area.9. Storage• Oil the blade to prevent rust.• Empty the fuel tank and put the cap back on.• Remove the spark plug, pour a small amount ofoil into the cylinder.• Rotate the crankshaft several times using thestarting rope in order to distribute the oil. Put thespark plug back in.• Wrap the engine with a plastic sheet.• Store the trimmer in a dry place, preferably notin direct contact with the floor and away fromheat sources.24