MQ Power DCA6SPX4F Operation Manual
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MQ Power DCA6SPX4F Operation Manual

(kubota d1105-e4b-bgde-1-s1 diesel engine)
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OPERATION MANUAL
MODEL DCA6SPX4F
PORTABLE GENERATOR
(KUBOTA D1105-E4B-BGDE-1-S1 DIESEL ENGINE)
Revision #2 (03/12/21)
To find the latest revision of this publication or
associated parts manual, visit our website at:
www.mqpower.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
2

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Summary of Contents for MQ Power DCA6SPX4F

  • Page 1 OPERATION MANUAL MODEL DCA6SPX4F PORTABLE GENERATOR (KUBOTA D1105-E4B-BGDE-1-S1 DIESEL ENGINE) Revision #2 (03/12/21) To find the latest revision of this publication or associated parts manual, visit our website at: www.mqpower.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

  • Page 2: Proposition 65 Warning

    PROPOSITION 65 WARNING PAGE 2 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 3: Reporting Safety Defects

    327-4236 (TTY: 1-800-424-9153), go to http://www.nhtsa.dot.gov; or write to: Administrator NHTSA 1200 New Jersey Avenue S.E. Washington, DC 20590 You can also obtain information about motor vehicle safety from http://www.safecar.gov. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 3...

  • Page 4: Table Of Contents

    Troubleshooting (Generator) ........36 Troubleshooting (Generator/Engine) ..... 37 Troubleshooting (Engine) ......... 38–39 Generator Wiring Diagram ........40 Engine Wiring Diagram .......... 41 NOTICE Specifications are subject to change without notice. PAGE 4 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 5: Nameplate/Safety Information

    Contient de l’acide sulfurique. Evitez tout contact avec la peau, les yeux ou vêtements. En cas d’accident rincez avec de l’eau et appelez un médecin immédiatement. Gardez les enfants à distance A63210140 Figure 1. Safety Decals DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 5...

  • Page 6: Safety Information

    COULD result in DEATH or SERIOUS INJURY. CAUTION Indicates a hazardous situation which, if not avoided, COULD result in MINOR or MODERATE INJURY. NOTICE Addresses practices not related to personal injury. PAGE 6 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 7 „ ALWAYS know the location of the nearest fi re extinguisher. „ ALWAYS know the location of the nearest fi rst aid kit. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 7...
  • Page 8 „ DO NOT drain the engine oil while the engine is hot. Hot oil will gush out and severely scald any persons near the generator. PAGE 8 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 9 „ Avoid sharp turns to prevent rolling. Department of Transportation (DOT) Safety Towing Regulations, before towing „ The trailer should be adjusted to a level position at all your generator. times when towing. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 9...
  • Page 10 „ NEVER stand in water while AC power from the generator is being transferred to a load. „ Use well-insulated gloves when picking up the battery. PAGE 10 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 11 „ When the life cycle of this equipment is over, it is recommended that the frame and all other metal parts be sent to a recycling center. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 11...

  • Page 12: Specifications (Generator)

    25.6 × 48.4 × 33.3 in. (L × W × H) (650 × 1,230 × 845 mm) Dry Net Weight 831 lb. (377 kg) Wet Weight 860 lb. (390 kg) PAGE 12 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 13: Specifications (Engine)

    Generally, the engine’s output power will decrease 3-1/2% for each 1,000 feet (305 meters) of altitude above sea level, and 1% for each 10°F (–12.2°C) above the standard temperature of 60°F (15.5°C). DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 13...

  • Page 14: Dimensions

    29.9 in. 17.9 in. (945 mm) (845 mm) (760 mm) (455 mm) 15.4 in. 24.0 in. 25.6 in. 13.8 in. (390 mm) (610 mm) (650 mm) (350 mm) PAGE 14 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 15 NOTES DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 15...

  • Page 16: Installation

    The ground terminal on the generator should always be used to connect the generator to a suitable ground when required. Figure 3. Generator Grounding NOTICE Trailer mounted generators are the sole responsibility of MQ Power. PAGE 16 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 17 They are to resist damage to the bottom of the generator and to maintain alignment. NOTICE When connecting the generator to any building’s electrical system, ALWAYS consult with a licensed electrician. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 17...

  • Page 18: General Information

    If this condition should occur, please refer to the engine will be electrically live even if the internal insulation fails. troubleshooting table in this manual. PAGE 18 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 19: Components (Generator)

    8. Coolant Drain Plug — Remove this plug to drain coolant from the radiator. 9. Oil Drain Plug — Remove this plug to drain oil from the engine. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 19...

  • Page 20: Components Control Panel

    ON during normal grounding section (Figure 3) in this manual for more operation of the generator, the detailed information. emergency shutdown system will stop the engine automatically. PAGE 20 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 21: Components (Engine)

    6. Oil Pressure Switch — Monitors engine oil pressure. Crankcase holds a maximum of 2.64 quarts (2.5 liters) In the event of low oil pressure engine will shut down. of motor oil. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 21...

  • Page 22: Load Applications

    (load) is held to a minimum. Use the cable selection chart (Table 5) as a guide for selecting proper cable size. PAGE 22 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 23: Inspection/Setup

    Figure 8. Engine Oil Dipstick Removal Figure 10. Engine Oil Filler Port 3. Reinsert dipstick, then remove dipstick from its holder. Check the oil level shown on the dipstick (Figure 9). DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 23...
  • Page 24 Figure 11. Coolant Recovery Tank in the dark. Table 7. Coolant Capacity Engine and Radiator 4.23 quarts (4.0 liters) Reserve Tank (Full) 0.95 quarts (0.9 liters) PAGE 24 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 25 1.245 or lower, it indicates that the battery is dead and needs to be recharged or replaced. Before charging the battery with an external electric source, be sure to disconnect the battery cables. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 25...
  • Page 26 Pay close attention to the polarity of the battery when connecting the battery. CAUTION Inadequate battery connections may cause poor starting of the generator, and create other malfunctions. PAGE 26 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 27: Operation

    3. NEVER start the engine with the main circuit breaker in the ON position. Always place circuit breaker (Figure 15) in the OFF position before starting. Figure 18. Starter Switch (HEAT/RUN) Figure 15. Main Circuit Breaker (OFF) DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 27...
  • Page 28 1. Place main circuit breaker (Figure 20) in the ON 240 VAC GROUND CONNECTION MUST BE USED AT ALL TIMES position. 300 mV Figure 22. Output Terminal Voltage Verification (240 VAC) Figure 20. Main Circuit Breaker (ON) PAGE 28 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 29: Operation/Shutdown

    Figure 25. Starter Switch (Stop Position) 4. Place the external fuel valve in the OFF position. 5. Remove all load connections from the generator. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 29...

  • Page 30: Maintenance

    NOTICE Thoroughly remove dirt and oil from the engine and control area. Clean or replace the air cleaner elements as necessary. Check and retighten all fasteners as necessary. PAGE 30 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 31 NOTICE Operating the engine with loose or damaged air filter components could allow unfiltered air into the engine causing premature wear and failure. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 31...
  • Page 32 2. Coat oil filter seal (Figure 28) with clean engine oil. 3. Install new oil filter first by hand until it makes contact with the filter head surface. Tighten it another 3/4 turn using a filter wrench. PAGE 32 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 33 At this point, the engine will be able to start. Figure 30. Fuel Filter Disassembly DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 33...
  • Page 34 5. Tighten the drain plug and reinstall the overflow tank. 6. Fill with coolant as recommended by the engine manufacturer. PAGE 34 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 35 If the V-belt exhibits any of the above wear conditions replace the V-belt immediately. OIL SOAKED CORD FAILURE GLAZED WORN BACK COVER BROKEN MISSING RUBBER CRACKS SIDEWALL WEAR Figure 34. V-Belt Inspection DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 35...

  • Page 36: Troubleshooting (Generator)

    Check load and repair. Over current? Confirm load requirement and reduce. Circuit Breaker Tripped Defective circuit breaker? Check and replace. Overcurrent Relay actuated? Confirm load requirement and replace. PAGE 36 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 37: Troubleshooting (Generator/Engine)

    Replace idle control switch. Engine speed rises and remains at high speed when Defective solenoid? Replace solenoid. Idle Control Switch is placed in the ON position. Defective relay? Replace relay. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 37...

  • Page 38: Troubleshooting (Engine)

    Replace. Excessive valve clearance? Adjust. Battery discharged? Charge battery. Starter malfunctioning? Repair or replace. Starter does not run. Key switch malfunctioning? Repair or replace. Wiring disconnected? Connect wiring. PAGE 38 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)
  • Page 39 Repair or replace the injection pump. Deficient output. Deficient nozzle injection? Repair or replace the nozzle. Replace head gasket, tighten cylinder Compression leak? head bolt, glow plug and nozzle holder. DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 39...

  • Page 40: Generator Wiring Diagram

    RECTIFIER BLUE WHITE RESISTOR BROWN YELLOW GREEN LIGHT BLUE AC 50 19 30 TERMINAL BOARD GRAY LIGHT GREEN TERMINAL BOARD Terminal Board VIOLET ORANGE AUTOMATIC VOLTAGE REGULATOR PINK PAGE 40 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

  • Page 41: Engine Wiring Diagram

    WIRING COLOR CODE CONNECTIONS SYMBOL COLOR SYMBOL COLOR AC 50 19 30 BLACK BLUE WHITE BROWN YELLOW TERMINAL BOARD GREEN LIGHT BLUE GRAY LIGHT GREEN VIOLET ORANGE PINK DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 41...
  • Page 42 © COPYRIGHT 2021, MULTIQUIP INC. Multiquip Inc , the MQ logo and the MQ Power logo are registered trademarks of Multiquip Inc. and may not be used, reproduced, or altered without written permission. All other trademarks are the property of their respective owners and used with permission.

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