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Instruction and Safety Manual
for Gasoline Power Cuts (page 2 - 33)
Manuel d’instructions et de sécurité
de découpeuse thermiques (page 34 - 65)
WARNING!
Read and understand this Manual. Always follow safety precautions in the Owner’s 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, birth defects or other reproductive harm. Preserve this Manual carefully!
WARNING!
FUELS WITH MOR
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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
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Table of contents Page Thank you for purchasing a DOLMAR product! Congratulations on choosing a DOLMAR Power Cut cutoff saw! Packing ................................................................................3 We are confident that you will be satisfied with this modern piece of Delivery inventory ..............................................................4 equipment. DOLMAR GmbH of Hamburg, Germany is the world’s Symbols ...............................................................
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Delivery inventory 6 5 4 3 2 1 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 manu
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SAFETY PRECAUTIONS Intended use Power Cut wear protective goggles (C) or visor when using the Power Use the Power Cut cutoff saw outdoors only, for trimming and cutting suitable materials, using cutting discs rated for this machine. Cut. Improper use: - To prevent hearing damage, always wear suitable personal hearing protection. (ear muffs (D), ear plugs, etc.). Octave Never use the cutoff saw cutting discs for grinding or sanding (using brand analysis upon request. the side of the cutting
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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. Fuels / Refuelling - Go to a safe, level place before refuelling. Never refuel while on scaffolding, on heaps of material, or in simil
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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) WARNING! Never use carbide tipped, circular saw blades or any kind of wood cutting blades. Never cut any type of wood. Reactive forces can cause severe personal injury from blade contact or thrown tips. NOTE: When using diamond cutoff discs, always make sure to observe 10 the "direction of rot
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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!
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When using synthetic resin cutting discs, always ob- Cutting masonry and concrete serve the following: IMPORTANT! Always wear approved respiratory protection! CAUTION: Asbestos and other materials that can release toxic sub- - Synthetic resin cutting discs can absorb moisture. This stances may be cut only after notifying the proper authorities moisture can cause the disc to become unbalanced at high and under their supervision or that of a person appointed speed. This imbalance can cause th
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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
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Maintenance - Before performing maintenance work switch off the Power Cut (27) and pull out the plug cap. - Allow the Power Cut to cool off before doing any mainte- nance work (burn hazard)! - Power Cuts with catalytic converter take longer to cool down! - 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 wheel is undamaged and suitable for the job it will
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Technical data PC-6530 PC-6535 PC-7430 PC-7435 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 ± 145 9,350 ± 145 Max. spindle speed 1/min 4,300 4,300 Sound pressure level at the operators ear dB(A) 97 104 Sound pressure level at the
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Denomination of components (Illustration shows model PC-7435) 3 4 5 6 7 2 25 1 8 9 14 13 12 11 10 15 16 24 23 17 22 18 19 Identification plate (12) PC-7435 0410 123456 Indicate when ordering spare parts 21 20 EMI OFB 973108 Serial number DOLMAR GmbH, 22045 Hamburg, Germany Year of manufacture XXX.XXX.XXX Typ 394 1 Handle 14 Decompression valve 2 Filter cover for air filter and spark plug cap 15 Starter grip 3 Cover lock 16 Air intake 4 Tubular handle 17 Combination switch „Choke, Sta
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PUTTING INTO OPERATION CAUTION: Always turn off the engine and pull off the spark plug cap before doing any work on the Power Cut! Always wear protective gloves! CAUTION: Start the Power Cut only after complete assembly and inspection. 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 per- formance 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! NOTE: The two fastening nuts (11) must be loosened before tightening the V-belt or checking the tension
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23 22 24 25 Fuels Caution: This tool uses petroleum 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). 50:1 Gasoline Fuel mixture This tool is powered by a high-performance air-cooled two-stroke engine. It runs on a mixture of gasoline and two-stroke engine + oil. The engine is designed for unleaded regular gasoline with a min. octane value of 87 (R+M)/2. In case no such fuel i
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DOLMAR High Performance two-stroke engine oil (50:1) is AVOID SKIN AND EYE CONTACT available in the following sizes to suit your individual require- Mineral oil products degrease your skin. If your skin comes in ments: contact with these substances repeatedly and for an extended period of time, it will dry out. Various skin deseases may result. 2.6 floz. order number 986 100 100 In addition, allergic reactions are known to occur. 6.4 floz. order number 986 100 101 Eyes can be irritated b
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Starting the engine if necessary This model is fitted with a semiautomatic decompression valve (1) to make starting easier. Press the rubber cover until you can feel it engage. This pushes in the deompression valve behind it. This in turn reduces the compression, so that it takes less force to pull the starter cord to accelerate the engine to its starting speed. The high pressure in the combustion chamber after the first ignition automatically closes the decompression valve. CAUTION: Obse
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Cold starting: Grasp front handle firmly with one hand and press the Power Cut against the ground. Place left toe in the rear handguard. Push the combination switch (6) up (choke position). This will automatically activate the half-throttle lock. NOTE: If the Power Cut is mounted on the trolley, do not operate the gas lever (throttle) on the side of the trolley! Pull the starter cable out slowly until you feel resistance (piston is now just before top dead center). Press in the decompressio
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Adjusting the carburetor NOTE: The grinding parts are equipped with an electronic ignition to limit the speed. At the factory the idling speed has been set to approx. 2500 rpm, but the running-in process of a new engine may require slight readjustment of the idling speed. Adjustments to the adjusting screws (L) and (H) may only be made by an authorised DOLMAR service centre. Accor- dingly, the holes for the two screws are sealed shut. For correct adjustment of the idling speed the fo
