STIHL MS 462 C-M 2 - 29 Instruction Manual
English Guide to Using this Manual 2.1 Symbols used with warnings in the text WARNING ■ This symbol indicates dangers that can cause serious injuries or death. ► The measures indicated can avoid serious injuries or death. NOTICE ■ This symbol indicates dangers that can cause damage to property. ► The measures indicated can avoid damage to property. 2.2 3 3.1 Symbols in Text This symbol refers to a chapter in this instruction manual.
Overview 1 Front Hand Guard Helps protect operator’s left hand from con‐ tact with the saw chain, serves to engage the chain brake and activates the chain brake by inertia in certain kickback situations. 2 Muffler Reduces chainsaw noise emissions. 3 Spiked Bumper Toothed stop for holding saw steady against wood while cutting. 4 Saw Chain Cuts the wood. 5 Guide Bar Supports and guides the saw chain. 6 Chain Catcher Reduces risk of operator contact with the chain if it comes off the bar or breaks.
English 4 Safety Precautions This symbol shows the direction of rotation of the chain. This symbol marks the oil pump adjust‐ ing screw and the chain oil feed rate. Rotate in this direction to increase chain tension. Shutter is in winter mode in this position. Shutter is in summer mode in this position. This symbol marks the handle heating switch. This symbol marks the decompression valve. Master Control lever is moved in this direc‐ tion to stop the engine.
4 Safety Precautions 4.4 Clothing and Equipment WARNING ■ Long hair can become entangled in the saw during operation. This can result in serious injuries. ► Tie up long hair so that it is above shoulder level. ■ Objects can be thrown through the air at high speed during operation. This can result in per‐ sonal injury. ► Wear close-fitting safety glasses. Suitable safety glasses that have been tested and labeled in accord‐ ance with EN 166 or national stand‐ ards are available from retailers.
English ► Work only with property fitted and undam‐ aged chain catcher. ► Never modify your chainsaw. Exception: Mounting a combination of guide bar and saw chain recommended in this User Man‐ ual. ► If the controls do not function properly: Do not use your chainsaw. ► Only fit original STIHL accessories designed for this chainsaw model. ► Mount the guide bar and saw chain as described in this User Manual. ► Attach accessories as described in this User Manual or in the User Manual for the acces‐ sories.
4 Safety Precautions ■ ■ ■ ■ ► Dispose of fuel mix, gasoline and two-stroke engine oil in accordance with local regula‐ tions and environmental requirements. Fuel, gasoline or two-stroke engine oil can cause irritation if they come into direct contact with the skin or eyes. ► Avoid contact with fuel, gasoline and twostroke engine oil. ► In case of contact with the skin: Wash affec‐ ted areas with plenty of water and soap.
English 4 Safety Precautions 1 2 2 1 0000-GXX-1245-A0 ■ If the behavior of the saw changes during operation or feels unusual, it may no longer be in a safe condition. This can result in serious injuries and damage to property. ► Stop work and contact your STIHL dealer for assistance. ■ Saw vibrations may occur during operation. ► Wear gloves. ► Take regular breaks. ► If signs of circulation problems occur: Seek medical advice. ■ Sparks may occur if the rotating chain makes contact with a hard object.
4 Safety Precautions English 4.9.2 ► Stop the felling operation and use a cable winch or suitable vehicle to pull the tree to the ground. 4.9 Pull-in Reactive Forces Kickback 0000-GXX-2732-A0 0000-GXX-1348-A0 4.9.1 Kickback can be caused for the following rea‐ sons: – The rotating saw chain in the upper quadrant of the bar nose makes contact with a hard object and is suddenly braked. – The rotating saw chain is pinched at the bar nose. The chain brake cannot prevent kickback.
English 4.10 5 Preparing the Saw for Operation Transporting WARNING 0000-GXX-2733-A0 ■ The saw may turn over or shift during trans‐ port. This can result in serious injuries and damage to property. ► Shut off the engine. ► Engage the chain brake. ► Fit the scabbard so that it completely covers the guide bar. ► Secure the chainsaw with lashing straps or a net to prevent it turning over and moving. ■ The muffler and engine may be hot after a period of operation. There is a risk of burn injuries.
6 Assembling the Saw English ► If you cannot carry out these steps: Do not use your chainsaw and contact your STIHL servic‐ ing dealer for assistance. 6 ► Fit the guide bar and chain on the saw and check the following points: – Chain drive links are seated in teeth of chain sprocket (7). – Collar studs (5) are located in slot in tail of guide bar (6). – Peg of tensioner slide (4) engages hole (8) in guide bar (6). Assembling the Saw 6.1 Mounting and Removing the Bar and Chain 6.1.
English 6 Assembling the Saw 1 1 a ► Loosen the nuts (1). ► Disengage the chain brake. ► Hold the bar nose up and turn the tensioning screw (2) clockwise until the following points apply: – Chain sag ‘a’ in the center of the bar is 1 - 2 mm. – The chain can still be pulled easily along the bar with two fingers. ► Keep holding the bar nose up and tighten down the nuts (1) firmly. ► If chain sag ‘a’ in the center of the bar is not 1 - 2 mm: Readjust chain tension. 6.
7 Engaging and Disengaging the Chain Brake 6.4 English Mounting the Spiked Bumper ► Pull the hand guard toward the front handle with your left hand. The hand guard engages with an audible click. The chain brake is disengaged. 4 2 1 8 0000-GXX-3823-A0 3 ► Place the spiked bumper (1) in position. ► Fit the screw (2). ► Insert screw (3) through spiked bumper and nut (4). ► Tighten down the screws (2) and (3) firmly. 7.
English 8 Mixing Fuel and Refueling the Chainsaw 1 4 ■ The chainsaw becomes hot during operation, or in a very hot environment. Depending on the type of fuel, altitude, ambient temperature and the temperature of the saw, the fuel expands and can cause a pressure build-up in the tank. Fuel may escape as a spray and ignite when the fuel tank cap is opened. This can result in serious injuries and damage to property. ► Allow the saw to cool down before opening the tank cap.
9 Starting and Stopping the Engine Starting and Stopping the Engine 9.1 Starting the Engine 2 3 0000-GXX-6455-A0 1 ► ► ► ► Engage the chain brake (2). Pull off the chain guard (scabbard). Depress the decompression valve (1). Move the Master Control lever (3) to posi‐ tion . ► Pull the starter grip slowly with your right hand until you feel it engage. ► Pull the starter grip quickly and allow the starter rope to rewind several times until the engine runs.
English 10 Checking the Saw a ► Use a STIHL gauge to check the wear marks on the sprocket. ► If wear marks are deeper than a = 0.5 mm: Do not use your chainsaw and contact your STIHL servicing dealer for assistance. The chain sprocket must be replaced. 10.2 Checking the Guide Bar 0000-GXX-1217-A0 ► Measure depth of bar groove with scale on STIHL filing gauge. ► Install a new guide bar if one of the following points applies: – Guide bar is damaged.
11 Operating the Saw Stopping the Engine ► Start the engine. ► Move the Master Control lever to position . The engine stops and the Master Control lever springs back to position . ► If the engine does not stop: ► Move the Master Control lever to posi‐ tion . The engine stops. ► Do not use your chainsaw and contact your STIHL servicing dealer for assistance. Your saw has a malfunction. 10.6 Checking Chain Lubrication ► Start the engine and disengage the chain brake.
English 11 Operating the Saw WARNING 3 ► Hold the shutter (3) with the symbol (4) point‐ ing in the direction of the saw. ► Push the shutter (3) into the guide as far as stop. You will feel it engage. ► Place the shroud (2) in position. ► Rotate the shroud fasteners (1) clockwise until you hear a click. The shroud fasteners (1) are locked. 11.3 Calibrating the Saw The chainsaw adjusts itself automatically for opti‐ mum performance during operation.
11 Operating the Saw English The oil feed rate is suitable for most applications when the oil pump adjusting screw (1) is in posi‐ tion E (Ematic). the control handle. Wrap thumb of left hand around the handlebar and thumb of right hand around the control handle. The oil pump feed rate can be adjusted to suit different bar lengths, wood species and working techniques. The range of adjustment of the oil pump adjusting screw (1) is limited by a stop (2).
11 Operating the Saw 1 2 2 1 0000-GXX-1245-A0 11.8.3 ► If the limb is under tension: Make the relieving cut (1) at the compression side and then per‐ form the bucking cut (2) from the tension side. 11.8 C C E 1/10 Ø G C Felling notch The felling notch determines the direction of fall. Felling D Hinge The hinge helps control the falling tree. The width of the hinge is 1/10 of the trunk diame‐ ter. 11.8.
► If the wood is sound and long-fibered: Observe the following points when making sapwood cuts: – The cuts must be the same at both sides. – The cuts must be at same height as bottom of felling notch. – The width of the cuts is 1/10 of the trunk diameter. The trunk does not splinter when the tree falls. 11.8.5 0000-GXX-1253-A0 English 0000-GXX-1250-A1 11 Operating the Saw 2 1 1 Normal tree A normal tree is vertical and has an even crown.
English 11 Operating the Saw 11.8.9 ► Shout a warning. ► With outstretched arms, cut through the stabi‐ lizing strap horizontally from outside at the same level as the felling cut. The tree falls. 11.8.8 Felling a small diameter leaner A leaner is felled with a felling cut and holding strap. This felling cut must be performed if the tree diameter is less than the guide bar’s length. ► Shout a warning. Felling normal, large diameter tree 1. 1. 5. 3. 0000-GXX-1256-A0 2. 4.
12 After Finishing Work English ► Hold the saw horizontally and swing it into the felling cut as far as possible. ► Enlarge felling cut in direction of hinge. ► Enlarge felling cut in direction of holding strap. ► Move to the other side of the tree. ► Apply the spiked bumper behind the hinge at the same height as the felling cut and use it as a pivot. ► Hold the saw horizontally and swing it into the felling cut as far as possible. ► Enlarge felling cut in direction of hinge.
English 15.2 15 Cleaning Cleaning the Bar and Chain WARNING ► Shut off the engine and engage the chain brake. ► Remove the bar and chain. 2 3 0000-GXX-2951-A0 3 1 ► Clean the oil port (1), oil inlet hole (2) and bar groove (3) with a soft brush or STIHL resin solvent. ► Clean the saw chain with a soft brush or STIHL resin solvent. ► Mount the bar and chain. 15.3 Cleaning the Air Filter ■ Cleaning agent may cause irritation if it con‐ tacts the skin or eyes.
16 Maintenance English ► Have pickup body (filter) in fuel tank cleaned by a STIHL servicing dealer. ► Rotate the shroud fasteners (1) a quarter turn counterclockwise. ► Remove the shroud (2). ► Pull off the spark plug boot (3). ► If area around the spark plug is dirty: Clean it with a damp cloth. ► Unscrew the spark plug. ► Clean the spark plug with a damp cloth. ► If the spark plug is corroded: Install a new spark plug.
English 17 Repairing 0000-GXX-1220-A1 and parallel to the service mark. The STIHL fil‐ ing gauge must match the chain pitch. ► If you have any queries: Contact your STIHL servicing dealer for assistance. ► File down the depth gauges with a flat file so that they are level with the STIHL filing gauge 18 18.1 Troubleshooting 17 17.1 Repairing Repairing the Chain Saw, Guide Bar and Saw Chain The chain saw, guide bar and saw chain cannot be repaired by the user.
19 Specifications English Condition 18.2 Cause Chain lubrication sys‐ tem is supplying insufficient chain oil. The chain is over-ten‐ sioned. Chainsaw is not being used properly. Remedy ► Increase oil feed rate. ► Tension chain properly. ► Have correct use explained, then practice. Clearing the Combustion Chamber 3 1 3 0000-GXX-3809-A0 1 ► Rotate the shroud fasteners (1) a quarter turn counterclockwise. ► Remove the shroud (2). ► Pull off the spark plug boot (3). ► Unscrew the spark plug.
English 19.4 20 Bar and Chain Combinations Noise and Vibration Data – Sound pressure level Lp measured according to ISO 22868: 108 dB(A) K-value for noise pressure level is 2 dB(A). – Sound power level Lw measured according to ISO 22868: 119 dB(A) K-value for sound power level is 2 dB(A). – Vibration level ahv measured according to ISO 22867: • Front handle (handlebar): 4.8 m/s² K-value for vibration level is 2 m/s². • Rear handle: 3.6 m/s² K-value for vibration level is 2 m/s².
21 Spare Parts and Accessories 21 Spare Parts and Accesso‐ ries 21.1 Spare parts and accessories These symbols indicate original STIHL spare parts and original STIHL acces‐ sories. STIHL recommends the use of original STIHL spare parts and accessories. Despite ongoing market observation, STIHL is unable to judge the reliability, safety and suitabil‐ ity of other manufacturers' spare parts and accessories; accordingly, STIHL cannot warrant for the use of those parts.
English 30 23 EC Declaration of Conformity 0458-790-0121-B. VA0.M20.
23 EC Declaration of Conformity 0458-790-0121-B. VA0.M20.
0458-790-0121-B *04587900121B* www.stihl.
