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 OWNER

S AND 

 OPERATOR

S MANUAL 

 

 
 
 
 

DGW311DM

 

DGW311L

 

 

Water-cooled 4 Cycle Diesel Engine 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

             

 

CAUTION : Do not operate the Generator/Welder, or any other appliance, 

             before you have read and understood the instructions for

 use.

 

1. Safety Guidelines

 

 2. Specifications

 

 3. Use

 

 4. Parts

 

 5. Equipment

 

     

5-1. ECO Welding (DGW311DM only)

 

     

5-2. Monitor Lamp

 

     

5-3. Earth Leakage Breaker

 

     

5-4. Slow-Down 

  6. Initialization and Pre-check 
      6-1. Checking Engine Oil 
   6-2. Checking Coolant/Water 
   6-3. Checking Fuel 
      6-4. Checking Fuel, Engine Oil, and 
       water Leakage 
   6-5. Checking Battery 
 7. Operation 
   7-1. Initializing/Preparation 
   7-2. Stopping Generator/Welder 
  8. Welding Operation 
      8-1. Selection – Welding Cable 
   8-2. Polarity 
      8-3. Connection – Welding Cable 
   8-4. Duty Cycle 
   8-5. Welding 
  9. Generator Operation 
   9-1. Output Range 
   9-2. Output Limitation 
   9-3. Operation 
10. Simultaneous Use of Welding and 
   Generating 
11. Checking and Maintenance 
12. Long-term Storage 
13. Troubleshooting 
14. Engine Wiring Diagram 
15. Generator Wiring Diagram

 

Table of Contents 

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SOUND PROOF DIESEL ENGINE 
GENERATOR / WELDER 

Summary of Contents for DGW311DM

Page 1: ...cking Fuel Engine Oil and water Leakage 6 5 Checking Battery 7 Operation 7 1 Initializing Preparation 7 2 Stopping Generator Welder 8 Welding Operation 8 1 Selection Welding Cable 8 2 Polarity 8 3 Con...

Page 2: ...oughly reviewing and understanding the contents of this manual z Please attach this manual if the equipment will be sub leased z Please store this manual near the equipment for easy reference Followin...

Page 3: ...key Danger Burns z Do not open the radiator cap while operating this equipment or immediately after stopping the equipment to avoid sustaining burns from hot vapor Danger Injuries z Close all doors an...

Page 4: ...s wait until the equipment cools down before placing any covering materials for storage Caution Burns z Do not touch the engine and muffler during operation and immediately after stopping the equip me...

Page 5: ...ing figure When ordering the label use the following part numbers Suffocation from exhaust fume No 19402 00194 Suffocation from welding fume No 19402 00195 Electric shock No 19402 00192 Electric shock...

Page 6: ...1 Phase Rated Voltage V 220 110 380 220 400 230 415 240 Frequency Hz 60 50 3 Phase 10 Rated Output kVA 1 Phase 6 8 Rated Speed min 1 3600 3000 Power Factor 3 Phase 0 8 1 Phase 1 0 AC Generator Rating...

Page 7: ...CH STARTER SWITCH MONITOR LAMP FUEL GAUGE HOUR METER WELDING OUTPUT TERMINAL CIRCUIT BREAKER 3 PHASE VOLT METER 1 PHASE OUTPUT RECEPTACLE EARTH GROUNDING TERMINAL 3 PHASE 1 PHASE OUTPUT TERMINAL 1 PHA...

Page 8: ...IRCUIT BREAKER CURRENT ADJUSTMENT DIAL SLOW DOWN SWITCH STARTER SWITCH MONITOR LAMP 3 PHASE VOLT METER EARTH GROUNDING TERMINAL HOUR METER FUEL GAUGE WELDING OUTPUT TERMINAL 3 PHASE 1 PHASE OUTPUT TER...

Page 9: ...lly touching cooling fan and fan belt Caution Burns z Do not touch the engine and muffler during operation and immediately after stopping the equipment for the temperature can reach extremely high z W...

Page 10: ...found normal when you have checked them in the first place If the fuse is burned out consult with our authorized distributor or our engineering section because there may be an abnormality of electric...

Page 11: ...starter switch from STOP to Run Turn Push up the circuit breaker lever to ON position Push the test button When the button is pushed the earth leakage indication lamp turns ON and the circuit breaker...

Page 12: ...mption whenever welding operation or electric supply is not performed In the case of using the Slow Down feature turn the Slow Down switch to ON The engine automatically moves to high speed when weldi...

Page 13: ...lt Danger Burns z Do not open the radiator cap while operating this equipment or immediately after stopping the equipment to avoid sustaining burns from hot vapor Caution Burns z Do not touch the engi...

Page 14: ...r the fuel level in the tank Add if necessary Caution z Use Diesel fuel ASTM D975 No 2 D in the event ambient temperature reaches down to 5 z The engine is designed to use either No 1 D or No 2 D Dies...

Page 15: ...ible gas so keep it away from fire and sparks Check the fluid level If the level is near or lower than the LOWER level add distilled water until the fluid level reaches the UPPER level Make sure that...

Page 16: ...turn off the connected equipment and set the circuit breaker to OFF position Turn the circuit breaker to OFF position Turn the fuel lever to OPEN Turn the Slow Down switch to ON When the temperature...

Page 17: ...ution z Keep the Slow Down switch ON unit the air is completely extracted out unit the engine speed becomes stable otherwise the engine may disorder 7 2 Stopping Generator Welder Turn Push down the br...

Page 18: ...welding rod holder and connect the other cable to a crimping terminal and a material holder Connect the welding cables to the output terminals In terms of DGW311DM connect cables to the welding outpu...

Page 19: ...y attention to the airflow direction and sufficient ventilation also in order to prevent from inhaling the fume Caution Injuries to eyes and skin z Be sure to wear spark protection glass es Refer to t...

Page 20: ...tor ECO SINGLE DUAL Current Adjustment Current Adjust Dial A Current Adjust Dial A Current Adjust Dial A B 8 5 2 DGW311L Start the engine Refer to No 7 1 Initializing Preparation Adjust the current by...

Page 21: ...put per one receptacle is 1 5kVA and one terminal set is 3kVA The total output for the receptacles and the terminal set is 6kVA 9 1 2 DGW311L W 380A DGW311L W 400A DGW311L W 415A 9 1 2 1 3 Phase Outpu...

Page 22: ...nnot be judged only by the rated output or the power consumption due to the efficiency and characteristic of the components DGW311DM W 220B DGW311L W 220B Applicable Load For reference purpose only 60...

Page 23: ...han the rated power consumption Therefore consult with our authorized distributor or our engineering section to clarify z When connecting 2 or more sets to use start the load one by one not to start t...

Page 24: ...supply exceeds the rated output overload the circuit breaker activates to trip off in order to shut off the circuit When the load in operation stops check the breaker When the circuit breaker is posi...

Page 25: ...elow 4 9kVA or below 4 0mm 170A 4 2kVA or below 3 3kVA or below 5 0mm 220A 2 0kVA or below 1 6kVA or below 6 0mm 260A 0kVA or below 0kVA or below 11 Checking and Maintenance Danger Electric Shock Inju...

Page 26: ...ean Radiator Fin 14 Change Hose Fuel Radiator Change Vibration Absorbing Rubber or 2 years 15 Adjust Engine Valve Clearance Adjust Adjust 16 Check Adjust Injection Nozzle 17 Check Adjust Injection Pum...

Page 27: ...replace the air filter element and reinstall it in reverse order Caution z Clean more frequently if used in dusty environment z Air Filter Element Part No 121465 12510 Yanmar How to clean air filter e...

Page 28: ...all the reservoir tank back and fill the radiator with coolant water up to radiator filler neck Total cool ant water Capacity is 3 1 liter Reinstall the radiator cap Install the top plate back 12 Long...

Page 29: ...ting guide contact the authorized distributor or our engineering sec tion to request the repair Symptoms Possible Cause Corrective Actions Starter motor does not start 1 Weak Battery 2 Dead Battery 1...

Page 30: ...T LIMITATION 2 Stop welding Slow Down does not activate 1 Short circuit of welding cable 2 The power consumption of the load is 0 5A or below 1 Repair the short circuit 2 Turn the Slow Down switch to...

Page 31: ...30 14 Engine Wiring Diagram DGW311DM DGW311L...

Page 32: ...31 220V 60Hz 15 Generator Wiring Diagram...

Page 33: ...32 DGW311L W 220B 220V 60Hz...

Page 34: ...33 DGW311L W 380A 380V 50Hz...

Page 35: ...34 DGW311L W 400A 400V 50Hz...

Page 36: ...35 DGW311L W 415A 415V 50Hz...

Page 37: ...Head Office Telephone 81 82 849 2220 FAX 81 82 849 2481 71902 94012...

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