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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Makita DPC7341HD alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Makita DPC7341HD, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Makita service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Makita DPC7341HD.
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Table of contents for the manual
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Page 1
W ARNING! 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 , birth defects or other reproductive harm. Preserve this Manual carefully! Instruction and [...]
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2 EMISSIONS COMPONENT DEFECT W ARRANTY COVERAGE MAKIT A 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 (EP A), and that the engine is free of d[...]
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3 T able of contents Page Packing ................................................................................ 3 Delivery inventory .............................................................. 4 Symbols ............................................................................... 4 SAFETY PRECAUTIONS Intended use ...........................[...]
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Page 4
4 Symbols Y ou will notice the following symbols on the saw and in the Instruction Manual: In case one of the parts listed should not be included in the delivery inventory , please consult your sales agent. Never use carbide tipped, circular saw blades or any kind of wood cutting blades! Combination Start/Stop (I/O) switch, choke Starting procedure[...]
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Page 5
5 F E 2 3 1 4 SAFETY PRECAUTIONS Intended use Power Cut Use the Power Cut cutoff saw outdoors only , for trimming and cutting suitable materials, using cutting discs rated for this machine. Improper use: Never use the cutoff saw cutting discs for grinding or sanding (using the side of the cutting disc to remove material). The disc can break! Never [...]
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Page 6
6 H G 7 6 5 9 8 3 meters (10 feet) = wearing Protective Equipment 30 m (100 feet) - 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 tou[...]
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7 10 1 1 13 12 min. 5 m (16 feet) 14 ● Maintenance ● Refuelling ● Changing cutoff discs ● Repositioning the cutting attachment ● Stopping work ● T ransport ● Putting out of function S T O P Cu to ff di sc s - The pr ote cti on hoo d mus t alw ay s be on ! Ch ang e di scs on ly wi th the en gin e o ff! - The re are tw[...]
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Page 8
8 18 16 17 15 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! T o prevent kickback, observe the following: -[...]
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Page 9
9 19 20 21 Whe n usin g syn the tic r esi n cut tin g discs , a lwa ys ob - ser ve the f oll owing : CAU TIO N : - Synth etic resin cu tti ng dis cs ca n a bso rb moist ure. This moi stu re can ca use the disc t o becom e unb alanc ed at hig h spe ed. This im balanc e can ca use t he dis c to bre ak. - Do no t coo l r esin cut tin g dis cs wit h wa[...]
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Page 10
10 23 26 25 24 In wet cutting, the disc is wetted at an equal rate on both sides by a trickle of water . MAKIT A 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: W atch out for electric wires and c[...]
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Page 11
1 1 27 28 29 SERVICE Maintenance - Before performing maintenanc e 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 g[...]
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12 Denomination of components 1 Handle 2 Filter cover for air lter and spark plug cap 3 Cover lock 4 T ubular handle 5 Mufer 6 Protection hood 7 Grip 8 V -belt tension adjusting screw 9 Retaining nuts 10 Stand 1 1 Carburetor adjustment opening 12 Identication plate 13 Fuel tank with handle 14 Decompression valve 15 Starter grip 16 Air inta[...]
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Page 13
13 Place the spring washer ( 8 ) on the arbour and insert the screw ( 9 ) and tighten by hand. T urn the disc slowly until the stop hole of the V -belt pulley is visible in the cutting arm cover ( 10 ). Insert the Allen key ( 2 ) as far as it will go. The shaft is now blocked. T ighten the screw with the combination wrench ( 1 ) NOTE: Tighten the s[...]
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Page 14
14 NOTE: The two fastening nuts ( 1 1 ) must be loosened before tightening the V -belt or checking the tension. T o increase the belt tension, turn the tightening screw ( 12 ) to the right (clockwise) with the combination wrench included with the Power Cut. The belt tension is correctly adjusted when the nut ( 13 ) is centerd on the mark ( 14 ). IM[...]
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Page 15
15 Refuelling IMPORT ANT : FOLLOW THE SAFETY PRECAUTIONS! Be careful and cautious when handling fuels. The engine must be turned off and cooled down! Carefully clean the area around the fuel-tank ller neck to keep dirt from getting in the tank. Place the unit on its side on an even surface. Unscrew the tank cap and ll tank with fuel mixture. [...]
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16 Starting the engine This model is tted 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 rst ignition automatically closes the decompr[...]
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17 Stopping the engine Push the combination switch ( 1 ) down to position . STOP 10 Grasp the tubular handle rmly 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 rst audible ignition. CAUTION: Do not pull out the starter [...]
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18 Adjusting the carburetor NOTE: The grinding parts are equipped with an electronic ignition to limit the speed. The carburetor also has a xed jet which cannot be adjusted. At the factory the idling speed has been set to approx. 2,500 rpm , but the running -in process of a new eng ine may require slight readjustment of the idling speed. For cor[...]
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Page 19
19 MAINTENANCE CAUTION: Before doing any work on the Power Cut turn off the 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. IMPORT ANT : Because many of the parts and assemblies not mentioned in this Instruction Manual are vit[...]
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Page 20
20 Cleaning the protection hood Over time, the inside of the protective hood can become caked with material residue (especially from wet cutting), which if allowed to accumulate can hinder the free rotation of the cut- ting disc. For this reason the hood must be cleaned out from time to time. T ake of f the cutting wheel with spring washer and remo[...]
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Page 21
21 Pre-lter (foam with air-lter oil) Clean or replace ( when cutting with high dust amounts) : • Daily or at least every • 4 operating hours, or • 8 tank llings, or • 8 litres fuel mixture. Clean or replace ( when cutting wet, or when cutting steel) : • weekly or at least every • 25 operating hours, or • 50 tank llings, or[...]
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Page 22
22 Checking the ignition spark Insert the combination tool ( 9 ) between the ventilation hood and cylinder only as shown in the illustration. CAUTION! Do not insert the combination tool into the spark plug hole, but make contact only with the cylinder (otherwise you may damage the engine). Using insulated pliers, hold the spark plug ( 10 ) (unscrew[...]
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23 22 23 19 21 20 15 18 14 17 16 A B C D Replacing the starter cable Remove four screws ( 14 ). Remove starter housing ( 15 ). Unscrew two screws ( 16 ) and carefuly remove the air guide ( 17 ) from the starter housing ( 15 ). Proceed in the order (A - B - C - D) . Remove all pieces of cable ( 18 ). Thread in a new starter cable (dia 4.0 mm, length[...]
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24 4 5 2 1 3 Replacing the return spring Remove the starter housing (see “Replacing the starter cable”). T ake the air guide off the starter housing (see “Replacing the starter cable”). T ake off circlip ( 1 ) (circlip pliers, see “Accessories”). Remove the cable pulley ( 2 ). Unscrew screw ( 3 ). Evenly lever the return spring ( 4 ) ou[...]
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25 Cutting attachment in central / side position NOTE: The Power Cut is delivered with the cutting attachment mounted in the middle position ( 1 ). For cutting up against ob- stacles, such as curbs or walls, the cutting attachment can be mounted to one side ( 2 ). Use this position only when actually necessary , and afterwards return the cutting at[...]
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Page 26
26 13 14 15 Press the cutting attachment ( 13 ) onto the drive arm in the side position. Guide the V -belt ( 14 ) over the V -belt pulley ( 15 ). Put the guard plate ( 16 ) on. Screw on nuts ( 17 ) and tighten by hand. T o tighten the V -belt see ”Tightening the V -belt / Checking V - belt tension”. T ighten the nuts ( 17 ) rmly with the com[...]
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Page 27
27 6 2 4 5 7 1 3 Diamond cutting discs (1) MAKIT A diamond cutting discs meet the highest demands in working safety , ease of operation, and economical cut- ting performance. They can be used for cutting all materials except metal . The high durability of the diamond grains ensures low wear and thereby a very long service life with almost no change[...]
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Page 28
28 Instructions for periodic maintenance T o ensure long life, prevent damage and ensure the full functioning of the safety features the following maintenance must be per- formed 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 accid[...]
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Page 29
29 Service, spare parts and guarantee Maintenance and repair The maintenance and repair of modern cutoff saws and their safety-related components requires qualied technical training and a workshop equipped with special tools and testing devices. We therefore recommend that you consult a MAKIT A service center for all work not described in this i[...]
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30 T roubleshooting Malfunction System Observation Cause Cutting disc does not start turning Clutch Engine runs Damage to clutch Cutting disc runs in idle Carburetor , Cutting disc runs Incorrect idle speed, clutch blocked clutch Engine does not start or Ignition system Ignition spark Malfunction in fuel supply system, com- only with difculty pr[...]
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Page 31
31 Extract from the spare parts list Use only original MAKIT A parts. For repairs and replacement of other parts, see your MAKIT A service center . DPC7331HD DPC7341HD 32 31 29 30 22 28 * 20 Pos. MAKIT A-No. Qty . Denomination Synthetic resin cutting disc 1 966 144 150 1 Cutting disc for steel, dia. 350/25,4 mm 1 966 144 120 1 Cutting disc for maso[...]
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Page 32
Specications subject to change without notice Form: 995 704 473 (4.09 GB) Makita U.S.A., Inc. 14930 Northam Street La Mirada, CA 90638-5753[...]