MS 500i 2 - 28 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 Symbols in Text This symbol refers to a chapter in this instruction manual. 3 Overview 3.
Overview chain brake and activates the chain brake by inertia in certain kickback situations. English 22 Throttle Lever Controls engine speed. 2 Muffler with Spark Arresting Screen Reduces chainsaw noise emissions. 23 Stop Switch Shuts off the engine. 3 Spiked Bumper Toothed stop for holding saw steady against wood while cutting. 24 Manual Fuel Pump Eases engine starts. 4 Saw Chain Cuts the wood. 5 Guide Bar Supports and guides the saw chain.
English 4 Safety Precautions The chain brake is engaged or disen‐ gaged in this direction. 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. This symbol marks the handle heating switch. This symbol marks the decompression valve. This symbol marks the stop switch.
4 Safety Precautions ► 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. ► STIHL recommends that you wear a face shield. ► Wear a long-sleeved, snug-fitting upper garment. ■ Noise occurs during operation. Noise can harm your hearing. ► Wear hearing protection. English ► Keep bystanders, children and animals away from the work area. ► Do not leave the chainsaw unattended.
English ► 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 accessories. ► Never insert objects in the chainsaw’s openings. ► Replace worn or damaged labels. ► If you have any doubts, be sure to consult a STIHL dealer. 4.6.
4 Safety Precautions ■ 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. ► If skin contact occurs: Wash affected areas of skin with plenty of water and soap. ► If eye contact occurs: Flush eyes with plenty of water for at least 15 minutes and consult a doctor. ■ The ignition system of the chainsaw generates sparks.
English 4 Safety Precautions 1 2 2 1 WARNING ■ The guide bar can be pinched when cutting wood that is under tension. The user can lose control of the saw and be seriously injured. ► Make a relieving cut in the compression side (1) first, then perform bucking cut at the tension side (2). 4.8.2 Limbing WARNING ■ If the underside of the felled tree is limbed first, it will no longer be supported on the ground by branches. The tree can move dur‐ ing cutting work.
4 Safety Precautions English braked. There is a risk of serious or fatal injury. ► Use aluminum or plastic felling wedges. ■ If the tree does not fall all the way to the ground or gets caught on another tree, the operator cannot finish the operation in a con‐ trolled manner. ► Stop the felling operation and use a cable winch or suitable vehicle to pull the tree to the ground. 4.9.2 Pull-in Reactive Forces 4.9.1 0000-GXX-1348-A0 4.9 ► Use a reduced kickback saw chain.
English 5 Preparing the Saw for Operation ► Keep the guide bar straight in the cut. ► Always cut with the chain running at full speed. 4.10 Transport ■ WARNING ■ The saw may turn over or shift during trans‐ port. This may result in serious injury to people and damage to property. ► Shut off the engine. ► Engage the chain brake. ► Fit the chain scabbard so that it completely covers the guide bar. ► Secure the chainsaw with lashing straps, belts or a net to prevent it turning over and moving.
6 Assembling the Saw Fill up with chain oil, 6.3. 10.4. Check the chain brake, Refuel the saw, 8.2. Check the controls, 10.5. 10.6. Check chain lubrication, If you cannot carry out these steps: Do not use your chainsaw and contact your STIHL servic‐ ing dealer for assistance. 6 6.1 6.1.1 Assembling the Saw 7 0000-GXX-2735-A0 ► ► ► ► ► ► English ► 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).
English 6 Assembling the Saw ► If the grip on the oil tank cap has dropped into the closed position: Raise the grip until it is vertical. Check chain tension regularly during operation and readjust if necessary. ► Shut off the engine and engage the chain brake. 1 0000-GXX-2931-A0 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.
7 Engaging and Disengaging the Chain Brake 6.4 English Mounting the Spiked Bumper 4 ► 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. 5 8 2 3 0000-GXX-A338-A0 1 ► Take out the screw (3) and remove the chain catcher (2). ► Place the spiked bumper (1) in position. ► Fit the screw (4). ► Engage the nut (5). ► Place the chain catcher (2) in position. ► Tighten down the screw (3) and firmly.
English 8 Mixing Fuel and Refueling the Chainsaw 1 4 ■ The chainsaw will become hot during opera‐ tion, or in a very hot environment. Depending on the type of fuel, altitude, ambient tempera‐ ture and the temperature of the saw, the fuel expands and can cause a build-up of pressure in the tank. Fuel may spray out and ignite when the fuel tank cap is opened. The user may be seriously injured and property damage may occur. ► Allow the chainsaw to cool down before opening the fuel tank cap.
9 Starting and Stopping the Engine 9 9.1 English Starting and Stopping the Engine ► Pull the starter grip quickly and allow the starter rope to rewind several times until the engine runs. The engine runs at idling speed. Starting the Engine NOTICE 2 0000-GXX-6458-A0 1 3 ► ► ► ► Engage the chain brake (2). Pull off the chain guard (scabbard). Depress the decompression valve (1). Press the manual fuel pump bulb (3) at least eight times.
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 ► Shut off the engine and engage the chain brake. ► Remove the chain and guide bar. ► Measure depth of bar groove with scale on STIHL filing gauge.
11 Operating the Saw English ► If the trigger can be pulled: Do not use your chainsaw and contact your STIHL servicing dealer for assistance. There is a malfunction in the throttle trigger lockout. ► Press down the throttle trigger lockout and hold it there. ► Pull the throttle trigger and release it again. ► If the throttle trigger is stiff or does not spring back to its idle position: Do not use your chain‐ saw and contact your STIHL servicing dealer for assistance. The throttle trigger is defective.
11 Operating the Saw ► Hold and control your chainsaw with your left hand on the handlebar and your right hand on the control handle. Wrap thumb of left hand around the handlebar and thumb of right hand around the control handle. 11.3 Sawing 1 2 2 1 0000-GXX-1245-A0 English WARNING ► Engage the spiked bumper and use it as a ful‐ crum. ► Guide the full width of the guide bar into the wood and reposition the spiked bumper as required. ► Take the weight of the chainsaw at the end of the cut.
11 Operating the Saw Basic information on felling cut Ø E G C Felling notch The felling notch determines the direction of fall. D Hinge The hinge helps control the falling tree. The width of the hinge is 1/10 of the trunk diame‐ ter. E Felling cut The tree is felled with the felling cut. The fell‐ ing cut is 1/10 of the trunk diameter (at least 3 cm) above the bottom of the felling notch. F Stabilizing strap The stabilizing strap supports the tree and helps prevent it from falling prematurely.
English 11 Operating the Saw ► With outstretched arms, cut through the stabi‐ lizing strap horizontally from outside at the same level as the felling cut. The tree falls. 0000-GXX-1253-A0 11.5.8 1 Normal tree A normal tree is vertical and has an even crown. 2 Leaner A leaner stands at an angle and the crown faces in the direction of fall. 1. 2. Felling normal, small diameter tree A normal tree is felled with a felling cut and stabi‐ lizing strap.
12 After Finishing Work 11.5.9 English 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. 1. 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.
English 14 Storing 14.1 Storing Storing the Chainsaw ► Shut off the engine and engage the chain brake. ► Fit the chain scabbard so that it completely covers the guide bar. ► Observe the following points when storing the chainsaw: – Chainsaw is out of reach of children. – The chainsaw is clean and dry. ► If you store the chainsaw for more than 30 days: ► Remove the guide bar and saw chain. ► Open the fuel tank cap. ► Drain the fuel tank. ► Close the fuel tank.
16 Maintenance English ► Rinse away coarse dirt from the outside of the filter (3) under running water. ► If the air filter (3) is damaged. Install a new air filter (3). 4 3 2 1 5 ► Turn the filter cover lock (1) a quarter-turn counterclockwise. ► Remove filter cover (2). ► Turn the cover lock (3) counterclockwise a quarter-turn. ► Remove cover (4). ► Pull off the spark plug boot (5). ► If the area around the spark plug is soiled: Clean it with a cloth. ► Unscrew the spark plug.
English 17 Repairing ► Have the chain brake serviced by a STIHL servicing dealer at the following intervals: – Full-time usage: every 3 months – Part-time usage: every 6 months – Occasional usage: every 12 months Weekly ► Check the chain sprocket. ► Check and deburr the guide bar. ► Check and sharpen the saw chain. Monthly ► Clean the air filter. ► Have oil tank cleaned by a STIHL servicing dealer. ► Have fuel tank cleaned by a STIHL servicing dealer.
18 Troubleshooting English ► Perform the following operations: ► Clean the air filter. ► Clean or replace the spark plug. ► Perform 5 uniform bucking cuts at full throttle. The engine adjusts itself automatically to ambient conditions. ► If the malfunction still exists: Take the action described in the following table. Condition Engine does not start. Cause Insufficient fuel in the tank. Engine is flooded. Poor acceleration The chain is over-ten‐ sioned.
English 19 Specifications 19.3 ► Insert and tighten down the spark plug. The minimum groove depth depends on the pitch of the guide bar. – 3/8": 6 mm 0000-GXX-5822-A0 6 5 ► 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. ► Rotate the shroud lock (3) clockwise until you hear a click. The shroud lock (3) is secure. ► Fit the filter cover (2).
20 Bar and Chain Combinations 20 20.1 Pitch English Bar and Chain Combinations STIHL MS 500i Chainsaw Drive link Length gauge/groove width Guide bar Nose sprocket teeth Number of drive links Saw chain Rollomatic E 11 Rollomatic ES 60 Duromatic Rollomatic E 11 Rollomatic ES 66 45 cm Duromatic Rollomatic E Rollomatic ES 11 72 50 cm Rollomatic ES 36 RS (Type Light 3621) Duromatic 36 RS3 (Type Rollomatic ES 11 3626) 55 cm 76 36 RM (Type Duromatic 3/8” 1.
English 23 EC Declaration of Conformity 23 EC Declaration of Con‐ formity 23.1 STIHL MS 500i Chainsaw ANDREAS STIHL AG & Co. KG Badstrasse 115 D-71336 Waiblingen Germany declare in exclusive responsibility that – Category: Chainsaw – Make: STIHL – Model: MS 500i, MS 500i W – Serial identification: 1147 – Displacement: 79.
23 EC Declaration of Conformity 0458-809-8321-B English 29
English 30 23 EC Declaration of Conformity 0458-809-8321-B
23 EC Declaration of Conformity 0458-809-8321-B English 31
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