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Instruction and Safety Manual
for Gasoline Power Cuts (page 2 - 30)
Manuel d’instructions et de sécurité
de découpeuse thermiques (page 32 - 60)
Manual de instrucciones y de seguridad
para Cortadora de muela de tronzar (pagina 62 - 90)
WARNING!
Read and understand this Manual. Always follow safety precautions in the Instruction and
Safety Manual. Improper use can cause serious injury!
The engine exhaust from this product contains chemicals known to the State of California to cause
cancer, birt
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EMISSIONS COMPONENT DEFECT WARRANTY COVERAGE DOLMAR U.S.A, Inc warrant to the initial retail purchaser and each subsequent owner, that this utility equipment was designed, built, and equipped to conform at the time of initial sale to all applicable regulations of the U.S. Environmental Protection Agency (EPA), and that the engine is free of defects in materials and workmanship which would cause this engine to fail to conform with EPA regulations during its warranty period. For the components lis
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Table of contents Page Thank you for purchasing a DOLMAR product! Packing ................................................................................3 Congratulations on choosing a DOLMAR Power Cut cutoff saw! We are confident that you will be satisfied with this modern piece Delivery inventory ..............................................................4 of equipment. DOLMAR GmbH of Hamburg, Germany is the Symbols ..........................................................................
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Delivery inventory 65 43 21 1. Power Cut 2. Cutting disc 3. Adapter ring 0.8"/1.0" (not in the general scope of delivery. Country-specific) 4. Screwdriver (for carburetor adjustment) 5. Offset screwdriver 6. Universal wrench 13/19 In case one of the parts listed should not be included in the 7. Instruction manual (not shown) delivery inventory, please consult your sales agent. Symbols You will notice the following symbols on the Power Cut and in the Instruction Manual: Read instruction manual an
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SAFETY PRECAUTIONS Intended use Power Cut Use the Power Cut cutoff saw outdoors only, for trimming and - The helmet visor (B) protects the face from dust and cutting suitable materials, using cutting discs rated for this ma- material grains. In order to prevent injuries to eyes and face, always wear protective goggles (C) or visor when chine. using the Power Cut. Improper use: - To prevent hearing damage, always wear suitable personal Never use the cutoff saw cutting discs for grinding or sandin
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- Always wear safety shoes or boots (G) with steel toes, non-skid soles, and leg protectors when working with the Power Cut. Safety shoes equipped with a protective layer provide protection against cuts and ensure a secure footing. - Always wear a work suit (H) of tough material with sufficient flame-retardant qualities whenever working with the cutoff saw. H G Fuels / Refuelling - Go to a safe, level place before refuelling. Never refuel while on scaffolding, on heaps of material, or in similar
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Cutoff discs - The protection hood must always be on! Change discs only with the engine off! - There are two basic types of cutoff discs: - For metal (hot cutting) - For masonry (cold cutting) NOTE: When using diamond cutoff discs, always make sure to observe the "direction of rotation" markings. Diamond discs should only be used for cutting masonry/brick/ concrete etc. - Cutoff discs are intended only for radial loading, i.e. for cutting. 10 Do not grind with the sides of the cutting disc! This
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Kickback and lock-in - When working with the Power Cut there is a danger of kickback and lock-in. - Kickback occurs when the top of the cutting disc is used for cutting (15). - This causes the Power Cut to be thrown back toward the user with great force and out of control. Risk of injury! To prevent kickback, observe the following: - Never cut with the section of the cutting disc shown in figure 15. Be especially careful when reinserting the disc into cuts that have already been started! 15 - Lo
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Cutting metals IMPORTANT! Always wear approved respiratory protection! Materials that can release toxic substances may be cut only after notifying the proper authorities and under their supervi- sion or that of a person appointed by them. CAUTION! The rapid rotation of the cutting disc heats metal and melts it at the point of contact. Swing the guard as far down as possible (19) in order to direct the stream of sparks forward, away from the operator (fire hazard). 19 - Determine the cut line, ma
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In wet cutting, the disc is wetted at an equal rate on both sides by a trickle of water. DOLMAR offers the right accessories for all wet cutting applications (see also "SPECIAL ACCESSORIES"). - Remove foreign objects such as sand, stones and nails found within the working area. Caution: Watch out for electric wires and cables! The rapid rotation of the cutting disc at the point of contact throws fragments out of the cut groove at high speed. For your safety, swing the protection hood down as far
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Maintenance - Before performing maintenance work switch off the Power Cut (27) and pull out the plug cap. - Always check the Power Cut before using it to make sure that it is in good working order. In particular, make sure that the cutting disc is properly mounted. Make sure that the cutting STOP wheel is undamaged and suitable for the job it will be used for. - Operate the Power Cut only at a low noise and emission level. For this ensure the carburetor is adjusted correctly. - Clean the Power
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Technical data PC-6430 PC-6435 PC-7330 PC-7335 3 Displacement cu in (cm ) 3.9 (64) 4.5 (73) Bore in (mm) 1.85 (47) 1.97 (50) Stroke in (mm) 1.46 (37) 1.46 (37) Max. power hp (kW) 4.4 (3.2) 5.6 (4.2) Max. torque Nm 4.0 5.0 Idling speed 1/min 2,500 2,500 Clutch engagement speed 1/min 3,800 3,800 Engine speed limitation 1/min 9,350 9,350 Max. spindle speed 1/min 4,300 4,300 1) Sound pressure level at the operators ear dB (A) 97 104 1) Sound pressure level at the bystander’s position (50
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PUTTING INTO OPERATION CAUTION: Always turn off the engine and pull off the spark plug cap STOP before doing any work on the Power Cut! Always wear protective gloves! CAUTION: Start the Power Cut only after complete assembly and inspection. A For the the following work, use the assembly tools included with delivery: 1. 13/19 AF combination wrench 2. Allen key 3. Carburetor adjustment screwdriver 4. Adapter ring (not in the general delivery inventory) Place the Power Cut on a stable surface and c
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Tightening the V-belt / Checking V-belt tension IMPORTANT: Exact V-belt tension is essential for maximum cutting STOP performance with minimum fuel consumption. Improper V-belt tension will result in premature wear to the V-belt and V-belt wheel or damage to the clutch bearing. If the Power Cut is new or the V-belt has been replaced, retighten the V-belt after the first hour of operation! E NOTE: The two fastening nuts (11) must be loosened before tightening the V-belt or checking the tension. T
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9 8 11 10 H I Fuels Caution: The Power Cut uses mineral-oil products (gasoline and oil). Be especially careful when handling gasoline. Do not smoke. Do not allow gasoline to come near flames, sparks or fire (explosion hazard). 100:1 50:1 Gasoline Fuel mixture The Power Cut is powered by a high-performance two-stroke engine. It runs on a mixture of gasoline and two-stroke engine OIL oil. + HP 100 The engine is designed for unleaded regular gasoline with a min. 50:1 octane value of 91 ROZ. In case
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DOLMAR HP 100 high-performance two-stroke engine oil is The Storage of Fuel available in the following sizes to suit your individual require- Fuels have a limited storage life. Fuel and fuel mixtures age. ments: Therefore fuel and fuel mixtures, which have been stored 50 ml order number 980 008 105 for too long, can cause starting problems. Purchase only 0,5 l order number 980 008 113 that amount of fuel, which will be consumed over the next few months. DOLMAR high-performance two-stroke engin
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Starting the engine 1 if necessary This model is fitted with a semiautomatic decompression valve (1) to make starting easier. Depressing it reduces the force needed for compression, so little force is needed to accelerate the engine to its starting speed. The high pressure in the combustion chamber after the first ignition automatically closes the decompression valve (button pops out). C 2 1 CAUTION: Observe the SAFETY INSTRUCTIONS on page 5 and 6! Start the Power Cut only after complete assembl
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Grasp the tubular handle firmly with one hand and press the Power Cut against the ground. Place the tip of your left foot in the rear handle. Pull the starter cable strong and rapidly until you hear the first audible ignition. CAUTION: Do not pull out the starter cable more than approx. 20" (50 cm), and lead it back by hand. Depress decompression valve (F/5) again. Put the combination switch (F/6) in position “I”. Keep pulling the starter cable until the engine catches. As soon as the engine is
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Adjusting the carburetor NOTE: The grinding parts are equipped with an electronic ignition to limit the speed. The carburetor also has a fixed jet which cannot be adjusted. At the factory the idling speed has been set to approx. 2,500 1/min., but the running-in process of a new engine may require slight readjustment of the idling speed. A For correct adjustment of the idling speed the following steps must be carried out: Start the engine and run it until it is warm 2 (about 3 - 5 minutes). 1 B A
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MAINTENANCE CAUTION: Before doing any work on the Power Cut turn off the STOP engine, remove the cutting disc, pull the plug cap off the spark plug and wear protective gloves! CAUTION: Start the Power Cut only after complete assembly and inspection. A IMPORTANT: Because many of the parts and assemblies not mentioned in this Instruction Manual are vital to the safety of the unit, and because all parts are subject to a certain amount of wear and tear, it is important for your own safety that you h
