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OWNER

S AND OPERATOR

S MANUAL 

 
 
 
 

 

 

Vertical, Water-Cooled 4-Cycle Diesel Engine 

 

 
 

 
 

 

 

 
 

 

 
 
 
 
 
 
 
 
 
 

 

 
 

 
 

DGW400DMC-400 

X750-022  88  0 

X750803-670  0 

CAUTION

    

Do not operate the Generator/Welder, or any other appliance, before you 
have read and understood the instructions for use and keep near for ready 
use.

    

Summary of Contents for DGW400DM-C

Page 1: ...al Water Cooled 4 Cycle Diesel Engine DGW400DMC 400 X750 022 88 0 X750803 670 0 CAUTION Do not operate the Generator Welder or any other appliance before you have read and understood the instructions...

Page 2: ......

Page 3: ...ly accessed at all times to order parts or arrange for repair Contact the retail outlet where this equipment was purchased if any parts are lost the equipment becomes soiled or is otherwise damaged in...

Page 4: ...Water Inspection 19 6 3 Fuel Inspection 20 6 4 Spill Containment Inspection 20 6 5 Inspection for Fuel Oil Cooling Water Leakage 21 6 6 Battery Inspection 21 7 Operating Procedures 22 7 1 Starting th...

Page 5: ...eceptacles Always be sure to repair the corresponding earth leakage location when earth leakage circuit breakers operate Always be sure to stop the engine and remove the starter key before performing...

Page 6: ...erate any sparks near the battery and do not allow any fire or other open flame near the equipment because the battery generates ignitable gas Warning Electromagnetic Interference Persons using a hear...

Page 7: ...ly and directly straight above Wear a helmet safety shoes gloves and similar protective gear when performing lifting work Do not stand or get under the equipment while it is suspended Securely fix the...

Page 8: ...the specified locations Order the necessary labels by numbers in parentheses 1 Suffocation from Exhaust Fume No X505 007 59 0 2 Suffocation from Welding Fume No X505 007 60 0 3 Electric Shock No X505...

Page 9: ...1 15 0 3000 17 6 3600 Fuel ASTM No 2 D Diesel Fuel or Equivalent Lubricant Oil API Class CD or Higher Lubrication Oil Volume L 3 6 Effective 1 7 Cooling Water Volume L 4 0 Sub Tank Capacity 0 6 L inc...

Page 10: ...l Meter Remote Control Connector Remote Control Cover Idle Control Switch Hour Meter Starter Switch Actual Lamp Operation Panel Single Dual Selector VRD Button AC Voltage Adjustment Dial VRD Lamp DC M...

Page 11: ...e Battery Oil Plug Oil Inlet Air Cleaner Frequency Selector Oil Drain Plug Side Door Fuel Lever Fuel Strainer Fuel Drain Plug Oil Filter VRD Switch Spill Containment Drain Valve 3 P Receptacle 1 P Rec...

Page 12: ...9 Accessories Owner s and Operator s Manual Starter Key 1 Set Top Plate Muffler Lifting Lug Fuel Inlet Fuel Inlet Cover Door Key 2 Set...

Page 13: ...ll containment does not have a function that can separate rainwater that has leaked into the equipment from these internally leaked fluids Properly dispose of liquid drained from the spill containment...

Page 14: ...d the eco lamp turns off Set the idle control switch to AUTO or HIGH if welding or using as an AC power source in an intermittent manner Set the idle control switch to HIGH if using a high capacity mo...

Page 15: ...en using special welding rods CC Constant Current CELLULOSE SCRATCH START TIG Welding can be performed at a constant uniform current even if the arc length changes due to a shaky hand or similar cause...

Page 16: ...ay of weld current and an AC meter that provides digital display of voltage current and frequency of 3 phase generated output 1 DC Meter The DC meter display the weld current for both outputs A and B...

Page 17: ...lt in hot oil spurting out The equipment includes monitor lamps for WATER TEMP CHARGE OIL PRESS and SPILL CONTAINMENT If the equipment is normal the CHARGE and OIL PRESS monitor lamps light up when th...

Page 18: ...mes for fuse location If a fuse has blown it is probable that there is a fault in an electric part or the wiring Request repair at the retail outlet where the equipment was purchased 4 Spill Containme...

Page 19: ...ed with the dial set at the center position Note The output current decreases as the voltage increases Use within the rated output range Setting higher than the allowable voltage of devices using the...

Page 20: ...rounding terminal Note Connect using a plug with a grounding pole If using a plug without a grounding pole perform grounding work and check that used devices are connected to ground Securely ground th...

Page 21: ...ire or other open flame Caution Burn The engine muffler and similar parts are extremely hot during operation and immediately after stopping the equipment Never touch hot parts 6 1 Engine Oil Inspectio...

Page 22: ...both the sub tank and radiator 1 Adding Water to the Sub Tank 1 Remove the sub tank cap 2 Pour cooling water into the sub tank until it reaches the FULL level 3 Install the sub tank cap 2 Adding Wate...

Page 23: ...f No 1 D in regions where the temperature is 10 C or less Always be sure to use the fuel strainer attached to the fuel inlet Add fuel until the tank is slightly less than full Do not open the fuel inl...

Page 24: ...g Explosion Do not operate the equipment or recharge the battery when the battery fluid level is below the lower level Do not generate any sparks near the battery and do not allow any fire or other op...

Page 25: ...uring operation Always be sure to turn off the switches of all devices using the equipment and turn off the equipment breakers before starting the engine Note Check that the surrounding area is safe b...

Page 26: ...s and engine speed to stabilize approx 1 minute Engine speed is not stable until all air is bled from the fuel pipes Note Do not switch the engine to high speed or apply any loads to it until all the...

Page 27: ...tive and negative weld output terminals Refer to the table below to select a polarity corresponding to the work you are performing Note Use the polarity indicated for the welding rods being used if so...

Page 28: ...can result in heat generation from poor connection thereby causing burnout of the weld output terminals Be sure to always securely crimp the crimped terminals on the cables connected to the Weld outp...

Page 29: ...skin and other protective gear when welding to protect the eyes and skin from harmful light rays generated during welding Standards for Arc Proof Glasses Japanese Industrial Standard Filter No 7 8 9 1...

Page 30: ...l The set current that has been pre set using the output control dial is displayed by the DC meter when not welding PRESET lamp lights up During welding the DC meter display the actual output current...

Page 31: ...ices using a motor might require power that is larger than the device rating In such cases consult with the retail outlet where the equipment was purchased Do not start up multiple devices simultaneou...

Page 32: ...C output receptacle s 7 Turn all breakers main 3 P and 1 P to ON Check that the ELCB lever is set to ON Note During operation the 3 phase output voltage of the AC power source is constantly displayed...

Page 33: ...0A 6 0 8 5 kVA 5 0 7 0 kW 5 0 240A 3 0 5 5 kVA 2 5 4 5 kW 6 0 300A 1 0 2 5 kVA 0 5 2 0 kW Used by 1 Person SINGLE or DUAL 8 0 380A 0 0 kVA 0 0 kW 2 0 60Ax2 8 5 10 5 kVA 7 0 8 5 kW 2 6 120Ax2 4 0 6 5 k...

Page 34: ...ttery and do not allow any fire or other open flame near the equipment because the battery generates ignitable gas Caution Burn The engine muffler and similar parts are extremely hot during operation...

Page 35: ...time 2nd time and after 4 Change Oil Filter 1st time 2nd time and after 5 Inspect Add Cooling Water 6 Change Cooling Water Or 2years 7 Clean Fuel Strainer 1st time 2nd time and after 8 Replace Fuel El...

Page 36: ...the oil level using the oil gauge until it reaches the maximum level Fill with approx 3 6 L 5 Tighten the oil plug Note Refer to section 6 1 Engine Oil Inspection for the types of engine oil Replace...

Page 37: ...tance is adhering Replace with a new part 3 Install in the reverse order of removal Note Clean sooner than scheduled if using the equipment in a dusty location Element part no 1G319 11211 Kubota part...

Page 38: ...ooling water in the sub tank 6 Pour cooling water into the water inlet until it reaches the mouth of the port 7 Tighten the radiator cap 8 Close the top plate Note Replace the packing with a new part...

Page 39: ...when lifting the equipment and lift slowly and directly straight above Wear a helmet safety shoes gloves and similar protective gear when performing lifting work Do not stand or get under the equipmen...

Page 40: ...e has completely cooled before inspecting fuel or refueling Always be sure to wipe up any spilled fuel or oil Spilled fuel and oil accumulates in the spill containment Do not operate the equipment wit...

Page 41: ...ar fire or other open flame Warning Injury to Eyes and Skin Use protective gear such as rubber gloves when inspecting or replacing the battery due to the dilute sulfuric acid in the battery fluid Be s...

Page 42: ...fault 1 Turn the fuel lever to CLOSE to stop the engine and repair Weak welding arc 1 Single Dual selector is set to DUAL 2 Frequency selector is set to 50Hz 3 Wrong Output control dial position 4 Fau...

Page 43: ...ollow to the procedures in the Remedy Error Code Symptom Remedy E01 Overheating of control parts for welding Set the idle control switch to ECO or AUTO Run the engine to cool it down at idle under no...

Page 44: ...41 14 Engine Wiring Diagram...

Page 45: ...42 15 Generator Wiring Diagram...

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