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                     Check the tension of the
                                            fan belt.
                             (Change if necessary)

                              Check the gravity of
                              Battery electrolyte.

Change the air
cleaner element.

Clean the
radiator.

Change the
fuel filter element
and water separator
element and the O-Ring.

Adjust fuel injection nozzle.

                                                                                     Clean the inside of
                                                                                     the fuel tank.

Change the water
in the radiator.

Measure the engine compression pressure.

Check the valve clearance.

     Other Inspection and Maintenance
      ◆ Change the nylon or rubber pipes every 2000 run hours or 3 years,
         or replace it if it becomes hard or deteriorated.
      ◆ Replace acoustic foam flat if it is extremely spoiled or damaged.

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Содержание DLW-300LS

Страница 1: ...ate this machine before you thoroughly read and understand this manual Always keep this manual near the machine HEAD OFFICE 2 8 5 Nihonbashi horidomecho Chuo ku Tokyo 103 8566 Japan TEL 81 3 6861 1111...

Страница 2: ...0 7 3 How to Use Automatic Air Bleeding Unit 20 7 4 Protection Device 21 8 OPERATION OF THE WELDER 23 8 1 Welding Cable and Polarities 23 8 2 Selection of Welding Cable 24 8 3 Adjustment of Welding Cu...

Страница 3: ...Operation Manual Your Machine Model No DLW 300LS Serial No NOTE NOTE NOTE NOTE There may be a difference between the specifications detailed in this manual and the actual performance of the machine d...

Страница 4: ...EXHAUST GASES CAN KILL CAUTION HOT PARTS CAN CAUSE SEVERE BURNS Exhaust from the engine contains substances harmful to the human body Sufficient change of air is necessary when the machine is used in...

Страница 5: ...EVERE BURNS CAUTION ARC RAYS CAN BURN EYES AND SKIN Do not open the radiator cap cooling water drain plug or engine oil drain plug while engine is still hot Hot coolant or oil can burn face eyes and h...

Страница 6: ...re flying sparks can strike If this is not possible tightly cover them with approved covers Watch for fire and keep a fire extinguisher nearby Take caution or disconnect AC loads when engine is starti...

Страница 7: ...Lifting hook Ventilation Lock Door latch Fuel drain Ground Terminal Bar for rope Water drain Wheel option 2 2 Name of Components Generator Water Separator Reserve Tank Diesel Engine Oil Inlet Battery...

Страница 8: ...Circuit Breaker Earth Leakage Relay Arc Force Regulator 1 Phase AC output Terminal Starter Switch Ground terminal for ELR DC Welding Output Terminal Remote Control Switch 3 Phase AC output Terminal R...

Страница 9: ...machine lift it at the lifting hook which is located at the center of gravity on the top panel 3 2 Operating Angle Make sure the machine is placed on level foundation or ground Do not operate the mach...

Страница 10: ...that occurred during transit We recommend the machine be placed upon a level surface where there is not excessive dust or moisture When using the machine in places where there is inadequate ventilatio...

Страница 11: ...E NOTE Do not refill the battery over the upper level mark Always remember to tighten the battery cap properly after refilling the battery Measure the battery gravity if there is a suspicion that batt...

Страница 12: ...electrical components NOTE NOTE NOTE NOTE It is recommended that a thin film of grease be applied to the battery terminals to ensure a good connection and the prevention of corrosion of the battery te...

Страница 13: ...Use only soft water for cooling water For example tap water that is of good quality can be used 2 If the machine is to be used in cold areas especially where there is a risk of freezing long life anti...

Страница 14: ...to see that fuel is sufficient by the engine monitor 2 While fuel is full in the installed tank all of green lamps are on Numbers of lamps decrease as remaining fuel amount decrease Color of lamps al...

Страница 15: ...01 2 49 3 12 3 98 4 21 Variable 50Hz Amperes A 0 65 130 195 260 280 Fuel Consumption L h 0 72 1 19 1 59 2 21 3 20 3 52 Variable 60Hz Amperes A 0 70 140 210 280 300 Fuel Consumption L h 0 72 1 20 1 63...

Страница 16: ...60Hz Fuel Consumption 60Hz Fuel Consumption 60Hz 0 00 0 50 1 00 1 50 2 00 2 50 3 00 3 50 4 00 4 50 0 50 100 150 200 250 300 350 DC Weld Amperes at 100 duty cycle A Fuel Consumption L h High High High...

Страница 17: ...15 Check the positions shown under before starting...

Страница 18: ...ndicator lamp or the fuse 4 Turn the key to the Start position to start the engine As soon as the engine starts release the key where by the key will automatically return to the Run position NOTE NOTE...

Страница 19: ...the ON position in order to supply electricity to the load 8 Do not have any of the doors of the machine open while operating The main problems with leaving the doors of the machine open during operat...

Страница 20: ...ns 6 Make sure the machine is not exposed to moisture It is important that the machine be kept dry when not in use 7 To keep the machine in good working order do not leave the machine exposed to the e...

Страница 21: ...hing the Odo A B display change button it is possible to count 2 types A and B of operation hours trip meter function Whenever the Odo A B display change button is pushed with the operation switch set...

Страница 22: ...the fuel filter and the water separator to the Close position 3 Disconnect the welding cable and the cable and plug from the AC power connector 4 After checking that the machine is cooled down take it...

Страница 23: ...ter temperature Stop Stop Alarm lamp The water temperature in the Engine is abnormally high Parameter 110 or more Insufficient charge Stop Stop Alarm lamp The generated voltage of the charging generat...

Страница 24: ...wiring system Repair any problems found in accordance with the Engine Manufacturer s Operation Manual After the problem is fixed replace the blown fuse NOTE NOTE NOTE NOTE If the engine does not stop...

Страница 25: ...ct the appropriate polarities according to the application see the table below Attach terminal connectors to each cable s end Never connect exposed wires directly to the terminal Exposed wiring may ca...

Страница 26: ...100 100 A 22 22 22 30 30 38 50 150 A 22 22 30 38 50 60 80 200 A 22 30 38 50 60 80 100 250 A 30 38 50 60 80 100 125 Suitable cable size mm2 300 A 30 50 60 80 100 125 150 NOTE NOTE NOTE NOTE The above...

Страница 27: ...absolutely should avoid NOTE NOTE NOTE NOTE When you connect the polarity which is different in the same work with two sets of machine please be sure to connect the ground cable by the side of work s...

Страница 28: ...ition Regardless of having no load or a load the engine is always operated at a high speed to respond to the preset AC frequency NOTE NOTE NOTE NOTE Be careful that no overload is caused in the simult...

Страница 29: ...5 16 to 3 8 inches 1 4 Quoted from OSHA Occupational Safety and Health Standards 8 6 Duty Cycle Duty cycle is percentage of 10 minutes that the unit can weld at a certain current without overloading F...

Страница 30: ...of welding rods HARD Its short circuit current is about 2 5 times as large as the welding current It s easy to start arc and the power of arc is strong in this mode Particularly it s suitable for weld...

Страница 31: ...egulation at the DROOP characteristic 0 50 100 150 200 250 300 0 20 40 60 80 100 120 Total Cable Copper Length m Welding Output Current A 280A et 38mm2 200A et 22mm2 150A et 22mm2 Ex Welding Current 1...

Страница 32: ...ion stopped current level is 0A the VRD function will be activated after 1 second NOTE When the Voltage Reduction Switch is on you may have difficulties to start the arc Check the Voltage Reduction De...

Страница 33: ...ed concurrently welding rod AC power source capacity allowable for simultaneous use Single Phase 8 3 9 1 kVA or Three Phase 10 4 11 4 kVA 2 0 50A Single Phase 7 2 8 0 kVA or Three Phase 9 0 10 0 kVA 2...

Страница 34: ...aximum power supply capacity of each single phase output when 3 phase and single phase power supplies are used concurrently 50Hz 50Hz 50Hz 50Hz 3 phase Single phase Output Terminal CON1 1 5kVA 2 CON2...

Страница 35: ...age relay or stop the engine and then turn the circuit breaker on again We recommend that you should equip the earth leakage device with each load equipment for safety reasons 2 How to Use and Test th...

Страница 36: ...ide requires any current leakage to be detected the current must flow through the human body This is extremely dangerous because the sensitivity of the leakage relay provided with the generator is not...

Страница 37: ...e machine correct inspection and maintenance Inspect or maintenance the machine periodically in the interval time shown below Change the engine oil Change the oil filter Check the tension of the fan b...

Страница 38: ...r element and the O Ring Adjust fuel injection nozzle Clean the inside of the fuel tank Change the water in the radiator Measure the engine compression pressure Check the valve clearance Other Inspect...

Страница 39: ...n the Fuel Filter Element Water Separator Element Turn the fuel filter cock to the close position Remove the ring screw and take out the filter cup and element Rinse the element using diesel fuel and...

Страница 40: ...damaged element with a new element Air Cleaner Element Parts No Y 060 20 463 91 2 Change the Air Cleaner Element In situations where the machine has not been operated for 500 Hours as a general rule...

Страница 41: ...tion Control device AVR Replace Rotor Replace Engine speed is too low Adjustment and repair Circuit breaker Replace No AC output Layer short circuit in armature Replace Loose or disconnected wires Vis...

Страница 42: ...stick Over load Reduce the load Poor ventilation Check space around the machine Make sure there is at least 1 clearance on all sides of the machine Engine overheats Cooling water is emptied or short C...

Страница 43: ...Storage Disconnect the battery cable from the battery 2 Battery Electrolyte Level Replenish distilled water where the acid level is low 3 Miscellaneous Checks Do routine checks for loose bolts nuts a...

Страница 44: ...15 9 15 0 No Of Phase 3 Phase 4 wire Power Factor 0 8 Lag Excitation Brushless type with AVR No of poles 2 Insulation Class F AC POWER OUTPUT Aux AC Power option Single phase 8 3 9 1 kVA total CON 15...

Страница 45: ...43...

Страница 46: ...44...

Страница 47: ...45...

Страница 48: ...46...

Страница 49: ...47...

Страница 50: ...48 Engine Instruction Manual Instruction Parts List Manual Starter Key Door Key Fuse Earth Bar option...

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