Echo CS-310 Instruction Manual

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8CS-310VIBRATION AND COLD• It is believed that a condition called Raynaud’s Phe-nomenon, which affects the fingers of certain individu-als, may be brought about by exposure to vibrationand cold. Exposure to vibration and cold may causetingling and burning followed by loss of color andnumbness in the fingers. The following precautions arestrongly recommended because the minimum expo-sure which might trigger the ailment is unknown.• Keep your body warm, especially the head and neck,feet and ankles and hands and wrists.• Maintain good blood circulation by performing vigorousarm exercises during frequent work breaks and also bynot smoking.• Limit the number of hours of operation. Try to fill eachday with jobs where operating the chain saw, or otherhand-held power equipment is not required.• If you experience discomfort redness and swelling ofthe fingers, followed by whitening and loss of feeling,consult your physician before further exposing yourselfto cold and vibration.REPETITIVE STRESS INJURY• It is believed that over-using the muscles and tendonsof the finger, hands, arms and shoulders may causesoreness, swelling, numbness, weakness and extremepain to the areas just mentioned. Certain repetitivehand activities may put you at a high risk for develop-ing a repetitive stress injury (RSI).• An extreme RSI condition is Carpal Tunnel Syndrome(CTS) which could occur when your wrist swells andsqueezes a vital nerve that runs through the area.Some believe that prolonged exposure to vibrationmay contribute to CTS. CTS can cause severe pain formonths or even years.To reduce the risk of RSI/CTS, do the following:• Avoid using your wrist in a bent, extended or twistedposition.• Take periodic breaks to minimize repetition and restyour hands.• Reduce the speed and force in which you do the re-petitive movement.• Do exercises to strengthen hand and arm muscles.• See a doctor if you feel tingling, numbness or pain inyour fingers, hands, wrists or arms. The sooner RSI/CTS is diagnosed, the more likely permanent nerveand muscle damage can be prevented.EYE AND HEARING PROTECTION• Wear eye protection goggles that meet ANSIZ 87.1 requirements. Goggles meeting the require-ments have the mark “Z 87” stamped on them.• Wear hearing protection. If this guideline is not fol-lowed, hearing loss can occur. ECHO recommendswearing hearing protection at all times.WEAR PROPER CLOTHING• Snug fitting durable clothing should be worn. Pantsshould have long legs.• DO NOT WEAR SHORTS. Do not wear loose fittingclothing, scarves, neckties, jewelry or any item thatmay become tangled in surrounding growth or thechain saw itself.• Wear shoes with non-skid soles. DO NOT wear opentoed shoes or operate unit barefooted.• Wear no-slip, heavy duty work gloves to improve yourgrip on the chain saw handles. The gloves also helpreduce the transmission of machine vibration to yourhands.• Keep long hair away from engine and air intake. Re-tain hair with cap or net.HOT HUMID WEATHER• Heavy protective clothing can increase operator fa-tigue which may lead to heat stroke. Schedule heavywork for early morning, or late afternoon hours whentemperatures are cooler.AVOID HOT SURFACES• During operation, the muffler or catalytic muffler andsurrounding cover become hot.• Never suspend the saw on a lanyard with the enginerunning.• Always use the saw from the right-hand side of yourbody - NEVER from the left side.• Always wear proper safety clothing to protect yourlower body from sharp saw chain and hot muffler.• Always keep exhaust area clear of flammable debrisduring transportation or when storing, otherwise seri-ous property damage or personal injury may result.OPERATOR SAFETYwarningThe ignition components of this machine generate an electromagnetic field during operation which may interferewith some pacemakers. To reduce the risk of serious or fatal injury, persons with pacemakers should consultwith their physician and the pacemaker manufacturer before operating this machine. In the absence of suchinformation, ECHO does not recommend the use of ECHO products by anyone who has a pacemaker.