1. INSTRUCTIONS WARNING! Read and understanding this Manual. Always follow safety precautions in the Operator’s and Safety Manual, Improper use can cause serious injury! Preserve this Manual carefully! WARNING! FUELS WITH MORE THAN 10% ETHANOL ARE NOT APPROVED FOR USE IN 2-STROKE ENGINES! Use of alternative fuels, such as E-20(20% ethanol), E-85 (85% ethanol) or any fuels not meeting requirements are not approved for use in 2-stroke gasoline engines! USE OF ALTERNATIVE FUELS CAN CAUSE THE FOLLOWING PROBLEMS:...
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The diamond blade could be used for hot and cold cutting. Cold cutting extends the life of your diamond blades. g) When installing the blade, make sure that the arrow of the blade points in the direction of rotation of the shaft.
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Wearing a mask. Cutting on the construction site as well as cutting concrete, metal and other materials that may generate dust, mists or fumes containing chemicals could cause serious injuries or illnesses such as respiratory defects, cancer, reproductive failure and other reproductive harm. Cutting masonry, concrete and other materials containing silica in their composition could cause crystalline silica.
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Move the rotating blade gently towards the object to be cut, gradually increasing the pressure once the cutting edges contact the object. Make sure the depth of cut is appropriate. d) Avoid changing direction or turning while cutting as this may place a large torsional load on the blade and cause it to fail.
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1.2 SYMBOLS READ THE INSTRUCTION MANUAL. WARNING! RISK OF PROJECTION - KEEP BYSTANDERS AWAY WARNING! RISK OF INHALATION OF TOXIC GASES WARNING! RISK OF CUT FROM CUTTING MEANS WARNING! RISK OF EXPLOSION BEWARE OF KICKBACK DO NOT USE BROKEN BLADES DO NOT USE SAW BLADES AVOID CONTACT WITH FLAMMABLE PRODUCTS...
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DO NOT USE THE MACHINE IN RAIN WEAR A PROTECTIVE MASK WEAR HEARING PROTECTION WEAR EYE PROTECTION WEAR A PROTECTIVE HELMET WEAR PROTECTIVE EQUIPMENT (HELMET, GOGGLES, HEADPHONES) WARNING SYMBOL GUARANTEED SOUND POWER LEVEL...
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2.2 TECHNICAL DATA Engine type 1E58F-1 2stroke, single cylinder, air cooled Displacement 58cm Carburetor Walbro Spark plug TORCH Power 2.4kW @8500/min Fuel tank capacity 550ml Mixture ratio (fuel/two-stroke oil) 40:1 Weight (tanks empty, without cutting disc) 10,4kg Cutting disc Ø305mm x Ø25,4mm Cutting disc speed: 4800/min Wheel-fastener tightening torque, in newton meters (Nm).
3. ASSEMBLY 3.1 MOUNTING THE CUTTING DISC Place the machine on a plane and a stable surface. If the plates are placed on the machine, they shall be removed. Place, in the following order: A big plate The cutting plate (the cutting direction is marked on the disc), ...
3.2 DISASSEMBLING Insert the 4mm Allen wrench into the middle hole of the belt protection. Use the cross sleeve M10*20 outer hexagon screws to loosen the screw. Remove the small plate, the big plate, the cutting plate and the second big plate. 4.
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NOTE For preparing the fuel-oil mixture, first mix the entire oil quantity with hall of the fuel required, then add the remaining fuel. Thoroughly shake the mixture before filling it into the tank (use the provided can for the mix). Caution: Open the tank cap carefully, as pressure might have built up inside! It Is not wise to add more engine oil than specified to ensure safe operation.
5. OPERATION 5.1 STARTING THE ENGINE CAUTION: Start the Concrete Cutter only after complete assembly and inspection. a) Move at least 3m (10 feet) away from the place where you fueled the Concrete Cutter. b) Make sure you have a good footing and place the Concrete Cutter on the ground in such a way that the cutting disc is not touching anything.
5.5 CARBURETOR ADJUSTMENT The idle speed is preset at the factory. However, the break-in procedure of a new machine may require a slight readjustment of the idle speed. - Start the engine and run it until it is warm (about 3 to 5 minutes). - Use the screwdriver provided (7).
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g) Use the combination tool to turn the nut (4) forcefully clockwise to its original position (V-belt is now tight), h) Put back and tighten the 3 bolts (4). Put the belt cover (2) on and tighten the bolts (1). Note: The V-belt is highly elastic, so it is not necessary to retighten it.
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6.6 REPLACING THE SPARK PLUG CAUTION: Do not touch the spark plug or plug cap if the engine is running (high voltage). The spark plug must be replaced in case of damage to the insulator, electrode erosion (bum) or if the electrodes are very dirty or oily.
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6.8 INSTRUCTIONS FOR PERIODIC MAINTENANCE To ensure long life, prevent damage and ensure the full functioning of the safety features the following maintenance must be performed regularly. Guarantee claims can be recognized only if this work is performed regularly and properly Failure to perform the prescribed maintenance work can lead to accidents! Users of the tool must not perform any maintenance work not described in this Operator's manual.
BUILDER SAS 32, rue Aristide Bergès -Z1 31270 Cugnaux - France Tel. +33 (0) 5.34.502.502 Fax: +33 (0) 5.34.502.503 Declares that the machine named below Concrete Cutter FDB58 Serial number: 20220214515- 20220214564 Complies with the following European Directives: Machinery Directive 2006/42/EC...
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