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English © ANDREAS STIHL AG & Co. KG, 2004 0458 522 0121. M0,1. F4. T. Printed in Germany Printed on chlorine-free paper. Printing inks contain vegetable oils; paper can be recycled. BA_SE_016_002_01_04.fm Contents Guide to Using this Manual .............. 2 Safety Precautions ........................... 3 Applications ...................................... 4 Assembling the Sharpener ............... 4 Mounting the Grinding Wheel ........... 6 Test Run ...........................................
English Guide to Using this Manual Pictograms All the pictograms attached to the machine are shown and explained in this manual. The operating and handling instructions are supported by illustrations. In addition to the operating instructions, this manual may contain paragraphs that require your special attention. Such paragraphs are marked with the symbols described below: Symbols in text Warning where there is a risk of an accident or personal injury or serious damage to property.
English Safety Precautions Additional safety precautions have to be observed when operating the universal sharpener. It is important that you read and understand the owner’s manual before using your tool for the first time. Keep it in a safe place for later reference. Non-observance of the following safety precautions may cause serious or even fatal injury. Always observe local safety regulations, standards and ordinances.
English Applications Assembling the Sharpener The STIHL HOS sharpens all STIHL Oilomatic saw chains with the exception of carbide-tipped chains (RD, RDS). 2 A 1 : 1 523BA046 KN All the necessary setting data and grinding wheels are listed in the instruction sheet 0457 717 0000. Loosen the M5x10 screws (1) and lift the guard plate (2) away. 523BA045 KN B If you mount the unit on a bench, note that the chain must hang freely in all swivelling tool rest positions. Secure the HOS base with screws.
English 5 9 7 523BA048 KN 8 3 13 4 10 11 Fit motor (3) on motor arm (4). The switchbox (5) must face up. : Insert the four M5x22 pan head screws (6) and tighten them down firmly in a diagonal pattern. HOS 12 523BA050 KN 523BA047 KN : 14 523BA049 KN 6 : Screw short threaded end of M10x145 stud (7) into housing bore (8). : Place transparent shield (12) against the guard and line up the holes. : Screw M10 nut (9) on to other end of stud.
English 5 4 523BA051 KN 1 Work Light* : Use a punch to pierce the casting skin and clean up the edges with a round file. : Position lamp socket in opening from outside and secure it with screw ring. * see "Guide to Using this Manual" 6 : 1 523BA046 KN 2 3 7 6 523BA052 KN Mounting the Grinding Wheel Always check condition of grinding wheels by performing ringing test before mounting. Never use damaged grinding wheels. : Fit the O-ring (3) in the spacer (4).
English Test Run Mounting the Swivelling Tool Rest : Line up the cross holes in the spacer and motor shaft and insert the locking pin. : Tighten down the grinding wheel with the knurled nut (8) – left-hand thread. : Remove the locking pin. : Refit the guard plate. HOS : Cordon off the general work area (danger zone). : Run grinding wheel at maximum permissible speed for at least one minute.
English Chains with 1.3 mm (0.05") Drive Link Gauge 1 1 1 1 3 5 Unscrew the clamping lever and remove it together with the thrust pad. : Remove the two M6x8 pan head screws (1) from the swivelling tool rest. : Remove the two M6x8 pan head screws (2) from the guide rail. 8 6 5 4 : 7 2 2 522BA003 KN 4 522BA002 KN 2 522BA001 KN 2 8 : Position 0.15 mm (0.006") shim (3) for chain with 1.3 mm (0.05") drive links between the guide rail and swivelling tool rest.
English Preparations for Sharpening 4 2 3 Do not switch on the motor yet. : Replace cutters with severely worn or damaged cutting edges. Grind the new cutters back to the shape and size of the other cutters. : Find the shortest cutter (master cutter). HOS : Release clamping lever (1). : Place the chain, drive link tangs (2) downward, in the clamping rail (3) – cutting edges must point to the left. 523BA062 KN 523BA012 KN 523BA061 KN 1 : Pull the master cutter back against the stop (4).
English : 10 To sharpen the left-hand row of cutters: Pull the stop in the direction of arrow. - 0 + 1015 25 35 7 : : Set the scale (6) on the swivelling tool rest to the specified sharpening angle (see separate data sheet). Tighten down the wingnut (7). 8 522BA011 KN 15 10 522BA004 KN 25 522BA005 KN 523BA063 KN The stop's pivot pin (5) moves backward and forward in the arm. 35 45 45 6 55 55 5 Lateral Adjustment : Back off the travel limiting screw (8).
English 10 4 : : Move the stop (4) with the adjusting screw (9) so that the master cutter's side plate locates against the grinding wheel. Clamp the chain in position. HOS : Lock the adjusting screw in position with the knurled nut.
English Sharpening Procedure 11 : If necessary, switch off motor and readjust – see "Lateral Adjustment" in chapter "Preparations for Sharpening". : Sharpen the side plate by applying the wheel several times – do not sharpen in a single pass. : When result is satisfactory, check the grinding depth. 522BA009 KN 522BA008 KN 12 grinding wheel (11) touches the gullet of the cutter. Bring motor arm slowly downward. Check sharpening process. Do not remove too much material.
523BA070 KN English 1 : Use a filing gauge to check sharpening data. The travel limiting screw must now butt against the stop lug and the side plate angle (1) should be as specified. Chain type Rapid-Standard Rapid-Micro Rapid-Super Picco-Micro Rapid-Duro RCX, RMX, PMX HOS Angle in degrees 85 85 60 85 65 80 : Use travel limiting screw to set motor arm lower. Avoid touching the drive links or tie straps with the grinding wheel. This could cause the chain to break.
English Lowering Depth Gauges : Clamp the chain in position. : Sharpen the side plate. Move the stop's pivot pin so that the stop lines up with the second row of cutters. : After sharpening first cutter, check its length against that of the other row and adjust the stop if necessary. : Now sharpen the second row of cutters. Select the filing gauge (special accessory) that matches the chain pitch (see separate instruction sheet). : Place the filing gauge on the saw chain.
English 1 3 1 2 523BA101 KN 523BA102 KN 1 523BA084 KN 2 Fitting the Grinding Wheel Adjusting the Lateral Stop Adjusting Grinding Wheel : : Swing the motor arm down. : : Slide the chain along the guide rail until the profile (1) of the grinding wheel is centered above the depth gauge. Swing the motor arm down until the grinding wheel touches the depth gauge. : Screw home the travel limiting screw (1) until it butts against the stop lug (2). : Put on safety glasses.
English Dressing the Grinding Wheel 523BA139 KN 3 4 : Switch off the motor. : Place the filing gauge (5) on the chain. : If the depth gauge (4) still projects above the filing gauge, make appropriate adjustment with the travel limiting screw (1). : Remove the filing gauge (5). : Switch on the motor. : Carefully bring the motor arm down. : Switch off the motor. : Repeat the procedure until the depth gauge is level with the filing gauge. 16 : Tighten down the knurled nut (3) firmly.
English Complete machine Machine mounting Switch Power supply cord Visual inspection condition) Check operation Replace 1) X Dress X Clean Replace X as required X X X X X X X X X Replace Check X X Replace Check X X Check profile Check X X Check Retighten 1) if damaged X Replace 1) Accessible screws and nuts Stop and lock if problem X Retighten Cooling air inlets Clamp and guide rail monthly X X Check Replace Shield weekly X Clean Check (wear) Grinding wheel aft
English Minimize Wear and Avoid Damage Observing the instructions in this manual helps reduce the risk of unnecessary wear and damage to the unit. The unit must be operated, maintained and stored with the due care and attention described in this owner’s manual. The user is responsible for all damage caused by non-observance of the safety precautions, operating and maintenance instructions in this manual.
English Main Parts of Sharpener Specifications Motor Type: Single-phase AC, squirrel-cage motor Operating voltage: 230 V Frequency: 50 Hz Rated current: 1.3 A Power rating: 0.
English Special Accessories Maintenance and Repairs Work light The user of this unit should carry out only the maintenance operations described in this manual. Other repair work may be performed only by an authorized STIHL dealer. Dressing gauge Dressing stone Warranty claims following repairs can be accepted only if the repair has been performed by an authorized STIHL dealer using original STIHL replacement parts.
English Certificate of Conformity Andreas Stihl AG & Co. KG Badstr. 115 71336 Waiblingen certify that the new machine described below Category: Make: Model: Serial identification: Universal sharpener STIHL HOS 5202 conforms to the specifications of Directives 73/23/EEC, 98/37/EC and 89/336/EEC.
English 000BA026 Quality Certification All STIHL products comply with the highest quality standards. An independent organization has certified that all products manufactured by STIHL meet the strict requirements of the ISO 9001 standard for quality management systems in terms of product development, materials purchasing, production, assembly, documentation and customer service.
English HOS 23
English 24 HOS
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