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