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DCA-25USIXF/DCA-25USI2XF- GENERATORWIRING DIAGRAM, Generator Wiring Diagram
Models:
DCA-25USI2XF
DCA-25USIXF
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Troubleshooting
Specs
Install
Parts list
DCA-25USIXF/DCA-25USI2XF-TRAILERWIRING DIAGRAM
Warranty
Dimension
Maintenance
Connecting Loads
Symptom
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DCA-25USIXF/DCA-25USI2XF—
GENERATORWIRING DIAGRAM
Figure 60. Generator Wiring Diagram
PAGE 46 —
DCA-25USIXF/DCA-25USI2XF
— OPERATION AND PARTS MANUAL — REV. #8 (05/08/09)
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Contents
OPERATION AND PARTS MANUAL
PARTS LIST NO. M1873400004A DCA-25USI
PARTS LIST NO. M1873400204A DCA-25USI2
MODEL DCA-25USIXF MODEL DCA-25USI2XF
DCA-25USIXF/DCA-25USI2XF- PROPOSITION 65WARNING
Diesel engine exhaust and some of
COMPONENT DRAWIMGS
DCA-25USIXF/DCA-25USI2XF-TABLE OF CONTENTS
MQ POWER DCA-25USIXF/25USI2XF 60 HZ ULTRA-SILENT GENERATORS
9-13
Choose from three easy options
DCA-25USIXF/DCA-25USI2XF- PARTS ORDERING PROCEDURES
When ordering parts, please supply
Ordering parts has never been easier
Table 2. Engine Specifications
DCA-25USIXF/DCA-25USI2XF- SPECIFICATIONS
Table 1. Generator Specifications
Model
TABLE 3. DIMENSIONS
DCA-25USIXF/DCA-25USI2XF- DIMENSIONS TOP, SIDE AND FRONT
Figure 1. Dimensions
Dimension in. mm
SAFETY MESSAGE ALERT SYMBOLS
DCA-25USIXF/DCA-25USI2XF- SAFETY MESSAGE ALERT SYMBOLS
HAZARD SYMBOLS
DANGER
CAUTION - ACCIDENTAL STARTING
DCA-25USIXF/DCA-25USI2XF- SAFETY MESSAGE ALERT SYMBOLS
WARNING - ROTATING PARTS
CAUTION - OVER-SPEED CONDITIONS
DCA-25USIXF/DCA-25USI2XF- RULES FOR SAFE OPERATION
General Safety
DANGER - READTHIS MANUAL
Grounding Safety
Maintenance Safety
Power Cord Safety
DCA-25USIXF/DCA-25USI2XF- RULES FOR SAFE OPERATION
DCA-25USIXF/DCA-25USI2XF- RULES FOR SAFE OPERATION
Battery Safety
DANGER - EXPLOSION HAZARDS
WARNING - BURN HAZARDS
DCA-25USIXF/DCA-25USI2XF- RULES FOR SAFE OPERATION
DANGER-Electrocution Hazards
DANGER-Lethal Exhaust Gas Hazards
DANGER
DCA-25USIXF/DCA-25USI2XF- RULES FOR SAFE OPERATION
Towing and Transporting Safety
For more saftey tips, see the trailer saftey
DCA-25USIXF/DCA-25USI2XF- DECALS
Figure 2. Generator Decals
DCA-25USIXF/DCA-25USI2XF- DECALS
Figure 3. Generator Decals Continued
DCA-25USIXF/DCA-25USI2XF- INSTALLATION
Figure 4.Typical Generator Grounding Application
CAUTION - EXHAUST HAZARD
Outdoor Installation
Indoor Installation
Mounting
Engine Operating Panel
DCA-25USIXF/DCA-25USI2XF- GENERAL INFORMATION
FAMILIARIZATION Generator
Generator Control Panel
Figure 5. Major Components
DCA-25USIXF/DCA-25USI2XF- MAJOR COMPONENTS
Table 4. Generator Major Components
1 Engine Assembly 2 Muffler Assembly 3 Fuel Tank Assembly
Figure 6. Generator Control Panel
DCA-25USIXF/DCA-25USI2XF- GENERATOR CONTROL PANEL
NOTE load
DCA-25USIXF/DCA-25USI2XF- ENGINE OPERATING PANEL
Figure 7. Engine Operating Panel
Output Terminal Familiarization
DCA-25USIXF/DCA-25USI2XF- OUTPUT TERMINAL PANEL
Output Terminal Panel
Figure 8. Output Terminal Panel
Figure 9. G.F.C.I. Receptacle
DCA-25USIXF/DCA-25USI2XF- OUTPUT TERMINAL PANEL
120VAC GFCI Receptacles
Figure 11. Voltage Regulator Control Knob
Over Current Relay
Connecting Loads
Figure 13. Connecting Loads
Figure 14. Over Current Relay
DCA-25USIXF/DCA-25USI2XF- LOAD APPLICATION/MAXIMUM
Single Phase Load
Three Phase Load
DANGER - ELECTRICAL SYSTEM HAZARDS
Voltage Selector Switch Locking Button
Voltage Selector Switch
Figure 15. Voltage Selector Switch
DCA-25USI - GAUGE READING/TERMINAL PANEL CONNECTIONS
DCA-25USI - GAUGE READING/TERMINAL PANEL CONNECTIONS
Figure 16. Voltage Selector Switch 240/139V Three Phase Position
Change-Over Switch
Reading Amperage
UVWO Terminal Output Voltages
Three-Phase Position
Figure 24. Voltage Selector Switch 240/139V Three-Phase Position
3Ø 240/139 Output Terminal Lug Voltages
1Ø 240V/120V Output Terminal Lug Voltages
Figure 26. Voltage Selector Switch 480/277V
3Ø 480/277 Output Terminal Lug Voltages
DCA-25USIXF/DCA-25USI2XF- OUTPUT TERMINAL PANEL
Lubrication Oil
DCA-25USIXF/DCA-25USI2XF- SETUP
Circuit Breakers
Fuel Check
WARNING - RESPIRATORY HAZARDS
DCA-25USIXF/DCA-25USI2XF- SETUP
Refueling Procedure
Figure 33. Fueling the Generator
Fan Belt Tension
Cleaning the Radiator
Air Cleaner
Engine Owners Manual
Figure 37. Battery Connections
Battery
Battery Cable Installation
CAUTION - BATTERY SERVICING SAFETY
Figure 40. Voltage Selector Switch
DCA-25USIXF/DCA-25USI2XF- GENERATOR START-UP PROCEDURE
Start-up Procedure
Figure 41. Ignition Switch Pre-Heat Run Position
DCA-25USIXF/DCA-25USI2XF- GENERATOR START-UP PROCEDURE
Figure 43. Ignition Switch Start Position
Figure 44. Frequency Meter Hz
Figure 46. Voltage Adjust Control Knob
Figure 51. Main, AUX. and GFCI Circuit Breakers ON
Figure 49. CoolantTemperature Gauge
Figure 48. Oil Pressure Gauge
Figure 52. Ammeter Load
Figure 54. Ignition Switch Off Position
DCA-25USIXF/DCA-25USI2XF- GENERATOR SHUT-DOWN PROCEDURE
Normal Shut-down Procedure
Emergency Shut-down Procedure
Air Cleaner with Dust Indicator
DCA-25USIXF/DCA-25USI2XF- MAINTENANCE
Service Daily
General Inspection
Feed Pump Strainer Cleaning
DCA-25USIXF/DCA-25USI2XF- MAINTENANCE
Cleaning the Fuel Strainer
Air Removal
Brakes
DCA-25USIXF/DCA-25USI2XF-TRAILER MAINTENANCE
Brake Adjustment
Hydraulic Surge Brakes
CAUTION - EYESIGHT HAZARD
DCA-25USIXF/DCA-25USI2XF-TRAILER MAINTENANCE
Tires/Wheels/Lug Nuts
TireWear/Inflation
Figure 57. Wheel Lug Nuts Tightening Sequence
DCA-25USIXF/DCA-25USI2XF-TRAILER MAINTENANCE
Lug Nut Torque Requirements
Table 18. Tire Torque Requirements
DCA-25USIXF/DCA-25USI2XF-TRAILERWIRING DIAGRAM
Figure 58. Trailer/Towing Vehicle Wiring Diagram
DCA-25USIXF/DCA-25USI2XF- ENGINEWIRING DIAGRAM
Figure 59A. Engine Wiring Diagram
Figure 59B. Engine Wiring DiagramContinued
DCA-25USIXF/DCA-25USI2XF- ENGINEWIRING DIAGRAM
DCA-25USIXF/DCA-25USI2XF- GENERATORWIRING DIAGRAM
Figure 60. Generator Wiring Diagram
SYMPTOM
DCA-25USIXF/DCA-25USI2XF-TROUBLESHOOTING ENGINE
TABLE 19. ENGINE TROUBLESHOOTING
POSSIBLE PROBLEM
SYMPTOM
DCA-25USIXF/DCA-25USI2XF-TROUBLESHOOTING ENGINE
TABLE 19. ENGINE TROUBLESHOOTING CONTINUED
POSSIBLE PROBLEM
SYMPTOM
DCA-25USIXF/DCA-25USI2XF-TROUBLESHOOTING GENERATOR
TABLE 20. GENERATOR TROUBLESHOOTING
POSSIBLE PROBLEM
REMARKS Column
DCA-25USIXF/DCA-25USI2XF- EXPLANATION OF CODE IN REMARKS
QTY. Column
NO. Column
DCA-25USIXF/DCA-25USI2XF- SUGGESTED SPARE PARTS
Description
DCA-25USIXF/DCA-25USI2XF- GENERATOR ASSY
GENERATOR ASSY
PART NAME
DCA-25USIXF/DCA-25USI2XF- GENERATOR ASSY
REMARKS
DCA-25USIXF- CONTROL BOX ASSY
CONTROL BOX ASSY. DCAUSIXF ONLY
PART NAME
DCA-25USIXF- CONTROL BOX ASSY
REMARKS
DCA-25USIXF- CONTROL BOX ASSY. CONTINUED
REMARKS
DCA-25USIXF- CONTROL BOX ASSY. CONTINUED
PART NAME
S/N 8100587 AND ABOVE
DCA-25USI2XF- CONTROL BOX ASSY
CONTROL BOX ASSY. DCAUSI2XF ONLY
PART NAME
DCA-25USI2XF- CONTROL BOX ASSY
REMARKS
DCA-25USI2XF- CONTROL BOX ASSY. CONTINUED
PART NAME
DCA-25USI2XF- CONTROL BOX ASSY. CONTINUED
REMARKS
DCA-25USIXF- ENGINE ANDvRADIATOR ASSY
ENGINE AND RADIATOR ASSY. DCAUSIXF ONLY
PART NAME
DCA-25USIXF- ENGINE AND RADIATOR ASSY
REMARKS
DCA-25USIXF- ENGINE AND RADIATOR ASSY. CONTINUED
PART NAME
DCA-25USIXF- ENGINE AND RADIATOR ASSY. CONTINUED
REMARKS
DCA-25USI2XF- ENGINE AND RADIATOR ASSY
ENGINE AND RADIATOR ASSY. DCAUSI2XF ONLY
PART NAME
DCA-25USI2XF- ENGINE AND RADIATOR ASSY
REMARKS
DCA-25USI2XF- ENGINE AND RADIATOR ASSY. CONTINUED
PART NAME
DCA-25USI2XF- ENGINE AND RADIATOR ASSY. CONTINUED
REMARKS
DCA-25USIXF/DCA-25USI2XF- OUTPUTTERMINAL ASSY
OUTPUT TERMINAL ASSY
REMARKS
DCA-25USIXF/DCA-25USI2XF- OUTPUTTERMINAL ASSY
PART NAME
SUPPORTER, CABLE OUTLET COVER
DCA-25USIXF/DCA-25USI2XF- BATTERY ASSY
BATTERY ASSY
DCA-25USIXF/DCA-25USI2XF- BATTERY ASSY
PART NAME
DCA-25USIXF- MUFFLER ASSY
MUFFLER ASSY. DCA-25USIXF ONLY
PART NAME
DCA-25USIXF - MUFFLER ASSY
REMARKS
DCA-25USI2XF- MUFFLER ASSY
MUFFLER ASSY. DCA-25USI2XF ONLY
PART NAME
DCA-25USI2XF- MUFFLER ASSY
REMARKS
DCA-25USIXF/DCA-25USI2XF- FUELTANK ASSY
FUEL TANK ASSY
REMARKS
DCA-25USIXF/DCA-25USI2XF- FUELTANK ASSY
PART NAME
FUEL FILTER ASSY
DCA-25USIXF- ENCLOSURE ASSY
ENCLOSURE ASSY. DCA25USIXF ONLY
REMARKS
DCA-25USIXF- ENCLOSURE ASSY
PART NAME
S/N 8100001~8101465
DCA-25USIXF- ENCLOSURE ASSY. CONTINUED
DCA-25USIXF- ENCLOSURE ASSY. CONTINUED
PART NAME
DCA-25USIXF- ENCLOSURE ASSY. CONTINUED
PART NAME
DCA-25USIXF- ENCLOSURE ASSY. CONTINUED
REMARKS
DCA-25USI2XF- ENCLOSURE ASSY
ENCLOSURE ASSY. DCA25USI2XF ONLY
DCA-25USI2XF- ENCLOSURE ASSY
PART NAME
DCA-25USI2XF- ENCLOSURE ASSY. CONTINUED
DCA-25USI2XF- ENCLOSURE ASSY. CONTINUED
PART NAME
DCA-25USI2XF- ENCLOSURE ASSY. CONTINUED
DCA-25USI2XF- ENCLOSURE ASSY. CONTINUED
FUEL LEAK DETECTED SWITCH
PART NAME
DCA-25USIXF/DCA-25USI2XF- RUBBER SEALS ASSY
RUBBER SEALS ASSY
DCA-25USIXF/DCA-25USI2XF- RUBBER SEALS ASSY
PART NAME
DCA-25USIXF/DCA-25USI2XF- NAMEPLATE AND DECALS ASSY
NAME PLATE ASSY
REMARKS
DCA-25USIXF/DCA-25USI2XF- NAMEPLATE AND DECALS ASSY
PART NAME
DECAL GENERATOR CONTROL, DCAUSI2XF
SPECIAL EXPEDITING SERVICE
TERMS AND CONDITIONS OF SALE - PARTS
11. Credit issued will be applied to future purchasesonly
Effective October 1
NOTE PAGE
PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING
1800 Water Ridge Rd
HERES HOW TO GET HELP
MQ Power
