English 3 Overview 3 Overview NOTICE This symbol indicates dangers that can cause damage to property. Chainsaw ► The measures indicated can avoid damage to property. Symbols in Text This symbol refers to a chapter in this instruction manual. 13 14 15 16 28 27 0458-809-0121-A...
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English 3 Overview 1 Front Hand Guard 15 Spark Plug Boot Helps protect operator’s left hand from contact with the Connects ignition lead to spark plug saw chain, serves to engage the chain brake and 16 Air Filter activates the chain brake by inertia in certain kickback Filters the air entering the engine.
English 4 Safety Precautions 31 Chain Scabbard Rotate in this direction to increase chain tension. Helps protect user from contact with saw chain. This symbol marks the handle heating switch. # Serial Number This symbol marks the decompression valve. Features The chainsaw may be equipped with the following features: This symbol marks the stop switch.
Intended Use restricted, he or she may work only under the supervision of or as instructed by a responsible The STIHL MS 500i is designed for cutting wood, limbing person. and felling trees. – The user can identify and assess the dangers of the WARNING chainsaw.
English 4 Safety Precautions Work Area and Surroundings ► Wear a long-sleeved, snug-fitting upper garment. WARNING ■ Noise occurs during operation. Noise can harm your hearing. ■ Bystanders, children and animals are not aware of the ► Wear hearing protection. dangers of the chainsaw or thrown objects.
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4 Safety Precautions – The chain is properly tensioned. – Guide bar is not deformed. – Only original STIHL accessories designed for this saw are – The minimum groove depth is maintained, @ 19.3. fitted. – Bar rails are free from burrs.
► Before refueling the saw: Thoroughly mix the fuel. ► Use a mixture of gasoline and two-stroke engine oil that is not older than 30 days (STIHL MotoMix: 2 years). 0458-809-0121-A...
This can result in serious injuries and damage to property. ► Watch out for obstacles. ► Stop work and contact your STIHL dealer for ► Stand on the ground while working and keep a good assistance.
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English 4 Safety Precautions ■ Sparks may occur if the rotating chain makes contact with ■ A branch may fall to the ground during limbing. The user a hard object. Sparks may cause a fire in an easily may trip, fall or be seriously injured. combustible location.
English 4 Safety Precautions Reactive Forces ■ Obstacles in the work area and on the escape path can hinder the user. The user may trip and fall. This can result 4.9.1 Kickback in serious or fatal injuries. ► Remove all obstacles from the work area and escape path.
English 4 Safety Precautions ■ If kickback occurs, the saw can be thrown up in the ► Keep the guide bar straight in the cut. direction of the operator. The operator can lose control of ► Apply the spiked bumper properly. the saw and be seriously or fatally injured.
English 4 Safety Precautions 4.12 Cleaning, Maintenance and Repairs ► Fit the scabbard so that it completely covers the guide bar. WARNING ► Secure the chainsaw with lashing straps or a net to ■ The cutting attachment can start rotating unintentionally if prevent it turning over and moving.
► Check the controls, @ 10.5. ► Check chain lubrication, @ 10.6. ► If you cannot carry out these steps: Do not use your chainsaw and contact your STIHL servicing dealer for assistance. 6 Assembling the Saw Mounting and Removing the Bar and Chain ►...
English 6 Assembling the Saw 6.1.2 Removing the Bar and Chain ► Shut off the engine and engage the chain brake. ► Rotate the nuts counterclockwise until the chain sprocket cover can be removed. ► Remove the sprocket cover. ► Turn the tensioning screw counterclockwise as far as stop.
Raise the grip until it is vertical. ► If the oil tank still cannot be closed properly: Do not use the chainsaw and contact a STIHL dealer for assistance. The chainsaw is not in a safe condition. ► Place the cap in the filler opening so that mark (1) lines up with mark (2).
50:1. STIHL recommends you use STIHL MotoMix. If you mix the fuel yourself, use only STIHL two-stroke engine oil or another high-performance engine oil in accordance with JASO FB, JASO FC, JASO FD, ISO-L- EGB, ISO-L-EGC or ISO-L-EGD.
English 8 Mixing Fuel and Refueling the Chainsaw ► Make sure that the octane number of the gasoline is at least 90 RON and the ethanol content is not more than WARNING 10%. The chainsaw becomes hot during operation, or in a very hot ►...
► Now try again to close the fuel tank. ► If the fuel tank still cannot be closed properly: Do not use the chainsaw and contact a STIHL dealer for assistance. The chainsaw is not in a safe condition. 9 Starting and Stopping the Engine Starting the Engine ►...
Your saw is ready for operation. If the saw chain rotates while the engine is idling: ► Shut off the engine and engage the chain brake. ► Do not use your chainsaw and contact your STIHL servicing dealer for assistance. The saw has a malfunction.
STIHL servicing dealer for assistance. The chain sprocket must be replaced. ► Use a STIHL filing gauge (2) to check the height of the 10.2 Checking the Guide Bar depth gauges (1). The STIHL filing gauge must match the ►...
English 11 Operating the Saw ► Use a STIHL filing gauge to check that a filing angle of 30° Stopping the Engine has been maintained on all cutters. The STIHL filing ► Start the engine. gauge must match the chain pitch.
English 11 Operating the Saw 11.2 Holding and Controlling the Chainsaw The oil feed rate is suitable for most applications when the oil pump adjusting screw (1) is in position E (Ematic). ► Hold and control your saw with your left hand on the front handle and your right hand on the control handle.
English 11 Operating the Saw 11.5 Felling ► Guide the full width of the bar into the wood and reposition the bumper spike as required. 11.5.1 Determining direction of fall and escape path ► Take the weight of the saw at the end of the cut. ►...
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English 11 Operating the Saw ► If the tree has large, healthy buttress roots: Make vertical cut first and then a horizontal cut, and remove the resulting piece. 11.5.3 Basic information on felling cut ► Position the saw so that the felling notch is an right angles 1/10 to the direction of fall and the saw is close to the ground.
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English 11 Operating the Saw ► Begin cut with the lower portion of the guide bar nose – 1 Normal tree with chain running at full speed. A normal tree is vertical and has an even crown. ► Cut until depth of kerf is twice the width of the guide bar. 2 Leaner ►...
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English 11 Operating the Saw ► Enlarge felling cut in direction of stabilizing strap. ► 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 stabilizing strap. ►...
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English 11 Operating the Saw ► Apply the spiked bumper behind the holding strap at the ► Plunge the guide bar into the felling cut until it is visible at same height as the felling cut and use it as a pivot. the other side of the trunk, @ 11.5.5.
► Fit the scabbard so that it completely covers the guide bar. ► Allow chainsaw to cool down. ► Clean the saw with a damp cloth or STIHL resin solvent. 13 Transporting ► Clean cooling air slots with a soft brush.
15 minutes and seek medical advice. ► Mount the bar and chain. ► Spray the outside and inside of the air filter (3) with STIHL special cleaner or a cleaning agent with a pH value higher than 12.
English 15 Cleaning ► Allow STIHL special cleaner or cleaning agent to act for 10 ► Rotate the filter cover lock (1) a quarter turn minutes. counterclockwise. ► Use a soft brush to clean the outside of the air filter (3).
– Maintain a filing angle of 30°. 16.2 Deburring the Guide Bar A burr can build up on the outer edge of the guide bar. ► Remove burr with a flat file or a STIHL guide bar dressing tool. 0458-809-0121-A...
17 Repairing ► File down the depth gauges with a flat file so that they are level with the STIHL filing gauge and parallel to the service mark. The STIHL filing gauge must match the chain pitch. ► If you have any queries: Contact your STIHL servicing dealer for assistance.
The chain is over- ► Tension chain properly. tensioned. Bar nose sprocket is ► Clean the bar nose sprocket with STIHL resin solvent. blocked. Smoke or burning smell Chain is not properly ► Sharpen the chain properly. while cutting.
English 18 Troubleshooting 18.2 Clearing the Combustion Chamber ► Engage the chain brake. ► Position the spark plug boot (5) so that the lug (6) points vertically upwards. ► Press the spark plug boot (5) firmly home. ► Place the shroud (4) in position. ►...
– Engine power to ISO 7293: 5.0 kW (6.8 bhp) 2002/44/EC visit www.stihl.com/vib. – Idle speed to ISO 11681: 3,000 ± 50 rpm – Approved spark plug: NGK CMR6H from STIHL 19.5 REACH – Electrode gap: 0.5 mm REACH is an EC regulation and stands for the Registration, Evaluation, Authorisation and Restriction of Chemical –...
English 20 Bar and Chain Combinations 20 Bar and Chain Combinations 20.1 STIHL MS 500i Chainsaw Pitch Drive link Length Guide bar Nose sprocket Number of drive Saw chain gauge/groove teeth links width Rollomatic E 40 cm Rollomatic ES Duromatic...
EN ISO 11681-1, EN 55012 and EN 61000-6-1. accessories. The EC type examination in accordance with Directive STIHL recommends the use of original STIHL replacement 2006/42/EC Article 12.3(b) was carried out at: DPLF, parts and accessories. Deutsche Prüf- und Zertifizierungsstelle für Land- und Original STIHL replacement parts and original STIHL Forsttechnik GbR (NB 0363), Spremberger Straße 1,...
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English 23 EC Declaration of Conformity 0458-809-0121-A...
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