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OPERATOR’S MANUAL
MANUEL D’UTILISATION
MANUAL DEL OPERADOR
18 VOLT cHAIN SAW
ScIE À cHAÎNE 18 V
MOTOSIERRA DE 18 V
P542
AccEPTS ALL ONE+ BATTERY PAcKS
cOMPATIBLE AVEc TOUS LE BATTERIES ONE+
AcEPTA TODOS LOS PAQUETES DE BATERÍAS ONE+
Your chain saw has been engineered and manufactured to our high standard for dependability, ease of operation, and
operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.
WARNING: To reduce the risk of injury, the user m
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TABLE OF cONTENTS TABLE DES MATIÈRES / ÍNDIcE DE cONTENIDO Introduction .......................................................................................................................................2 Introduction / Introducción General Safety Rules ..................................................................................................................... 3-5 Règles de sécurité générales / Reglas de seguridad generales Specific Safety Rules .....................
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GENERAL SAFETY RULES Keep handles dry, clean, and free of oil and WARNING: grease. Do not operate a chain saw that is damaged, Do not attempt to operate this unit until you improperly adjusted, or not completely and have read thoroughly and understand com- securely assembled. Chain should stop turning pletely all instructions, safety information, etc. when the switch trigger is released. If the chain contained in this manual. Failure to comply can turns after the switch trigger has
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GENERAL SAFETY RULES KIcKBAcK Do not cut above shoulder height or overreach when cutting. See Figures 1 - 3. WARNING: Kickback may occur when the Follow the sharpening and maintenance instruc- tions for the saw chain. moving chain contacts an object at the upper portion of the tip of the guide bar or when the Push and Pull - This reaction force is always wood closes in and pinches the saw chain in opposite to the direction the chain is moving the cut. Contact at the upper portion o
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GENERAL SAFETY RULES Store idle chain saw when not in use. Chain saw IN THE cUTTING/WORK AREA should be stored in a dry and high or locked area Do not operate a chain saw in a tree, on a ladder, out of the reach of children. When storing chain rooftop or scaffold; this is extremely dangerous. saw, remove battery and place the scabbard on Keep ALL children, bystanders, visitors, and the bar and chain or store the chain saw in a animals out of the work area while starting or carry ca
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SPEcIFIc SAFETY RULES cordless product in the presence of open flame. BATTERY SAFETY An exploded battery pack can propel debris and Battery operated units do not have to be plugged chemicals. If exposed, flush with water imme- into an electrical outlet; therefore, they are diately. always in operating condition. Be aware of pos- Do not charge unit in a damp or wet location. sible hazards even when unit is not operating. Following this rule will reduce the risk of electric Remove the
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SYMBOLS The following signal words and meanings are intended to explain the levels of risk associated with this product. SYMBOL SIGNAL MEANING Indicates an imminently hazardous situation, which, if not DANGER: avoided, will result in death or serious injury. Indicates a potentially hazardous situation, which, if not avoided, WARNING: could result in death or serious injury. Indicates a potentially hazardous situation, which, if not avoided, cAUTION: may result in minor or moderate injury. (W
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SYMBOLS Some of the following symbols may be used on this product. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the product better and safer. SYMBOL NAME DESIGNATION/EXPLANATION Kickback DANGER! Beware of kickback. Bar Nose Contact Avoid bar nose contact. Wear non-slip, heavy-duty protective gloves when Wear Gloves handling the chain saw. Wear non-slip safety footwear when using this Wear Safety Footwear equipment. Keep Bystanders
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FEATURES PRODUcT SPEcIFIcATIONS KNOW YOUR cHAINSAW See Figure 4. Motor .................................................. 18 Volt DC The safe use of this product requires an Bar Length .................................................. 10 in. understanding of the information on the product and Replacement Bar in this operator’s manual as well as a knowledge Part Number ...........671256002 or 671834007 of the project you are attempting. Before use of Replacement Chain this product, famili
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ASSEMBLY UNPAcKING WARNING: This product has been shipped completely assembled. If any parts are damaged or missing do not Carefully remove the product and any acces- operate this product until the parts are replaced. sories from the box. Make sure that all items Use of this product with damaged or missing listed in the packing list are included. parts could result in serious personal injury. WARNING: WARNING: Do not use this product if it is not completely Do not attempt to modify thi
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OPERATION APPLIcATIONS cAUTION: You may use this product for the following pur- Remove battery pack from unit. Fill oil tank with poses: Ryobi Bar and Chain Lubricant before starting Limbing and pruning branches from trees the chain saw. Failure to lubricate the chain will Felling small trees up to 7 in. diameter cause damage to the bar and chain. Bucking the fallen tree into shorter lengths This product will accept Ryobi One+ 18 V lithium- cHAIN OIL SYSTEM ion battery packs and Ryo
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OPERATION STARTING AND STOPPING THE cHAIN SAW See Figure 7. WARNING: Keep body to the left of the chain line. Never straddle the saw or chain, or lean over past the chain line. Starting the chain saw: LOCK-OUT Place the chain saw on a flat bare surface and BUTTON make sure no objects or obstructions are in immediate vicinity which could come in contact with the bar and chain. SwITCH TRIGGER Press and hold the lock-out button. This makes the switch trigger operational. LOCK-OUT BUTT
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OPERATION WARNING: Never use a left-handed (cross-handed) grip, or any stance which would place your body or arm across the chain line. Maintain a proper grip on the saw whenever the unit is running. The fingers should encircle the handle and the thumb is wrapped under the handlebar. This grip is least likely to be broken (by a kickback or other sudden reaction of the saw). Any grip in which the thumb and fingers Fig. 8 are on the same side of the handle, is danger- ous because a sligh
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OPERATION PROPER cUTTING STANcE See Figure 11. CHAIN LINE Weight should be balanced with both feet on STRAIGHT ARM solid ground. POSITION Keep left arm with elbow locked in a “straight arm” position to withstand any kickback force. Your body should always be to the left of the chain line. Thumb should be on underside of handlebar. BASIc cUTTING PROcEDURE Fig. 11 Practice cutting a few small logs using the following technique to get the “feel” of using the saw before ers.Trees shou
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OPERATION The chain saw operator should keep on the WARNING: uphill side of the terrain as the tree is likely to roll or slide downhill after it is felled. Do not cut trees or branches near buildings, Remove dirt, stones, loose bark, nails, staples, which may result in serious injuries or property and wire from the tree where felling cuts are to damage. be made. Notched Undercut. Cut a notch about 1/3 the WARNING: diameter of the tree, perpendicular to the direc- tion of fall. Make
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OPERATION Felling Backcut. The backcut is always made lev- el and horizontal, and at a minimum of 2 in. above the horizontal cut of the notch. See Figures 13 - 14. Never cut through to the notch. Always leave a band of wood between the notch and backcut (approximately 2 in. or 1/10 the diameter of the NOTCH tree). This is called “hinge” or “hingewood.” It controls the fall of the tree and prevents slip- BACK CUT ping or twisting or shoot-back of the tree off the stump. See Figures 13
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OPERATION handles. Do not let the chain contact the ground. WARNING: After completing the cut, wait for the saw chain to stop before you move the chain saw. Always Never climb into a tree to limb or prune. Do not stop the motor before moving from tree to tree. stand on ladders, platforms, a log, or in any Sometimes it is impossible to avoid pinching position which can cause you to lose your bal- (with just standard cutting techniques) or difficult ance or control of the saw. to predic
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OPERATION LIMBING so that it springs back if the wood holding it is cut See Figure 20. or removed. On a fallen tree, a rooted stump has a high potential of springing back to the upright Limbing is removing branches from a fallen tree. position during the bucking cut to separate the log Work slowly, keeping both hands on the chain from the stump. Watch out for springpoles, they saw with a firm grip. Always make sure your are dangerous. footing is secure and your weight is distributed
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MAINTENANcE WARNING: WARNING: Do not at any time let brake fluids, gasoline, When servicing, use only identical replacement petroleum-based products, penetrating parts. Use of any other parts may create a oils, etc., come in contact with plastic hazard or cause product damage. parts. Chemicals can damage, weaken or destroy plastic which may result in serious WARNING: personal injury. To avoid serious personal injury, always remove the Only the parts shown on the parts list are intended
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MAINTENANcE REPLAcING BAR AND cHAIN REcOMMENDED BAR AND cHAIN See Figures 23 - 27. cOMBINATIONS Bar Part Number - 10 in. WARNING: 671256002 or 671834007 Remove the battery pack from the chain saw chain Part Number and make sure the chain has stopped before 6958301 or 690583002 you do any work on the saw. Failure to do so ADjUSTING may result in accidental starting and possible SPROCKET PIN serious injury. BAR WARNING: The safety instructions in this section are to protect the user from
