PARTS LIST NO
PARTS AND OPERATION MANUAL
MQ POWER DCA-25SSAI WHISPERWATTTM GENERATOR
SERVICE DEPARTMENT
PAGE 2 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
SERVICE DEPARTMENT 800/835-2551 or 310/537-3700 FAX 310/638-8046
HERES HOW TO GET HELP
PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING
WARRANTY DEPARTMENT 800/835-2551 or 310/537-3700 FAX 310/638-8046
MQ POWER DCA-25SSAI AC GENERATOR
TABLE OF CONTENTS
Specification and part number are subject to change without notice
ISUZU C240 ENGINE
Extra
PARTS ORDERING PROCEDURES
Now! Direct TOLL-FREE access to our Parts Department
Discount
RULES FOR SAFE OPERATION
GENERAL SAFETY
PAGE 6 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
RULES FOR SAFE OPERATION
Radiator
Loading and Unloading Crane
Battery
RULES FOR SAFE OPERATION
Transporting
Maintenance Safety
RULES FOR SAFE OPERATION
Emergencies
Towing Safety Precautions
DCA-25SSAI -TOWING RULES FOR SAFE OPERATION
DCA-25SSAI - TRAILER-SAFETY GUIDELINES
Explanation of Chart
PAGE 12 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI -TRAILER-SPECIFICATIONS
Table 1. Specifications
MODEL
MODEL
DCA-25SSAI -TRAILER-SPECIFICATIONS
Table 1. Specifications Cont
COUPLER
Tire Wear/Inflation
DCA-25SSAI -TRAILER SAFETY GUIDELINES
Tires/Wheels/Lug Nuts
Suspension
Lug Nut Torque Requirements
DCA-25SSAI -TRAILER SAFETY GUIDELINES
Torque Ft.-Lbs
Table 3. Suspension Torque Requirements
LIGHTS ARE ORIENTED FROM THE DRIVER’S SEAT
DCA-25SSAI -TRAILER-WIRING DIAGRAM
PAGE 16 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI - GENERATOR DECALS
DCA-25SSAI - GENERATOR DECALS
PAGE 18 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
Engine Specifications
DCA-25SSAI - SPECIFICATIONS
Generator Specifications
Zig Zag
Engine Operating Panel
DCA-25SSAI - GENERAL INFORMATION
DCA-25SSAI FAMILIARIZATION Generator
Generator Control Panel
DCA-25SSAI - MAJOR COMPONENTS
Figure 4. Major Components
Figure 5. Dimensions
DCA-25SSAI - DIMENSIONS TOP, SIDE AND FRONT
PAGE 22 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
NOTE PAGE
Figure 6. Control Panel
DCA-25SSAI - CONTROL PANEL
PAGE 24 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI - CONTROL PANEL
1. Main Circuit Breaker - This three-pole, 60 amp main breaker is provided to protect the UVW voltage output terminals from overload
Figure 7. Engine Operating Panel
DCA-25SSAI - ENGINE OPERATING PANEL
PAGE 26 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI - ENGINE OPERATING PANEL
120 Volt Receptacle
Connecting Load
DCA-25SSAI - OUTPUTTERMINAL PANEL
Circuit Breakers
Figure 10. Output Terminal Description
DCA-25SSAI - OUTPUTTERMINAL PANEL
Legs “O” and Ground are considered Bonded Grounds
Output Terminal Panel Available Voltages
DCA-25SSAI - OUTPUT AMPERAGE SETUP
Voltage Selector Switch Locking Button
Over Current Relay
Table 8. Receptacle Use
DCA-25SSAI - OUTPUT AMPERAGE SETUP
How To Read The Output Terminal Gauges
Receptacle Use
DCA-25SSAI - OUTPUT VOLTAGE SETUP
240/120V Hard Wire Hookup
3 Phase, 480V, 440V, or 416 Volt
DCA-25SSAI - OUTPUT VOLTAGE SETUP
Single Phase 480V, 440V, or 416 Volt
Single Phase 277V, 254V, or
Single Phase 139V, 127V, or
Single Phase 240V, 220V, or 208 Volt
3 Phase, 240V, 220V, or 208 Volt
DCA-25SSAI - OUTPUT VOLTAGE SETUP
Single Phase 120 Volt
DCA-25SSAI - OUTPUT VOLTAGE SETUP
Voltage Selector Switch- Single Phase 240/120V Position
Single Phase, 240 Volt
Outdoor Installation
DCA-25SSAI - INSTALLATION
Mounting
DCA-25SSAI - INSTALLATION
Figure 30. Typical Generator Grounding Application
#10 Wire
DCA-25SSAI - PRE-SETUP
Table 9. Cable Selection 60 Hz, Single Phase Operation
#12 Wire
DCA-25SSAI - PRE-SETUP
Table 10. Recommended Motor Oil
Lubrication Oil
Figure 31. Engine Oil Dipstick
Adjusting Fan Belt
Cleaning the Outer Radiator
Air Cleaner
Fan Belt Tension
Wiring
DCA-25SSAI - PRE-SETUP
Battery Cable Installation
Piping and Hose Connection
Three Phase Load
Single Phase Load
DCA-25SSAI - LOAD APPLICATION
Before Starting Engine
DCA-25SSAI - GENERATOR START-UP PROCEDURE
Before Starting Generator and Control Panel
Figure 41. Ignition Switch ‘START’
DCA-25SSAI - GENERATOR START-UP PROCEDURE
Figure 38. Voltage Selection Switch
Figure 40. Ignition Switch ‘PREHEAT’ Figure 44. Voltage Meter Volts
DCA-25SSAI - GENERATOR START-UP PROCEDURE
DCA-25SSAI - GENERATOR SHUTDOWN PROCEDURE
ENGINE SHUTDOWN
NOTE PAGE
Cleaning the Fuel Strainer
DCA-25SSAI - MAINTENANCE
Service Daily
General Inspection
INSPECTION / MAINTENANCE
Generator Storage
DCA-25SSAI - MAINTENANCE
10 Hrs
DCA-25SSAI - GENERATORWIRING DIAGRAM
PAGE 50 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI - ENGINEWIRING DIAGRAM
SYMPTOM
DCA-25SSAI -TROUBLESHOOTING ENGINE
TABLE 14. ENGINE TROUBLESHOOTING
POSSIBLE PROBLEM
SYMPTOM
DCA-25SSAI -TROUBLESHOOTING ENGINE
TABLE 14. ENGINE TROUBLESHOOTING CONTINUED
POSSIBLE PROBLEM
SYMPTOM
DCA-25SSAI -TROUBLESHOOTING GENERATOR
TABLE 17. GENERATOR TROUBLESHOOTING
POSSIBLE PROBLEM
NOTE PAGE
Items Found In the “Remarks” Column
How to read the marks and remarks used in this parts book
EXPLANATION OF CODE IN REMARKS COLUMN
Items Found In the “Items Number” Column
Description
DCA-25SSAI - SUGGESTED SPARE PARTS
DCA-25SSAI W/ISUZU C240 DIESEL ENGINE 1 TO 3 UNITS
GENERATOR ASSY
DCA-25SSAI --- GENERATOR ASSY
PAGE 58 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI
GENERATOR ASSY
DCA-25SSAI --- GENERATOR ASSY
PAGE 60 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REMARKS
DCA-25SSAI --- GENERATOR ASSY
CONTROL BOX ASSY
DCA-25SSAI --- CONTROL BOX ASSY
PAGE 62 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REMARKS
CONTROL BOX ASSY
DCA-25SSAI
CONTROL BOX ASSY
DCA-25SSAI --- CONTROL BOX ASSY
PAGE 64 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
CONTROL BOX ASSY
DCA-25SSAI
REMARKS
ENGINE AND RADIATOR ASSY
DCA-25SSAI ENGINE AND RADIATOR ASSY
PAGE 66 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REPLACES 0602000008 ISUZU C240
DCA-25SSAI ENGINE AND RADIATOR ASSY
REMARKS
REPLACES 0602040069FWG058036
DCA-25SSAI ENGINE AND RADIATOR ASSY
PAGE 68 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REMARKS
DCA-25SSAI ENGINE AND RADIATOR ASSY
EARTH CABLE
ENGINE OPERATING PANEL ASSY
DCA-25SSAI --- ENGINE OPERATING PANEL ASSY
PAGE 70 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REPLACES 060212005225000KX3710
ENGINE OPERATING PANEL ASSY
DCA-25SSAI
BRACKET, ENGINE STOPPER
DCA-25SSAI --- ENGINE OPERATING PANEL ASSY
PAGE 72 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REMARKS
DCA-25SSAI
ENGINE OPERATING PANEL ASSY
SET BOARD, OUTPUT TERMINAL
BATTERY ASSY
DCA-25SSAI --- BATTERY ASSY
PAGE 74 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI
BATTERY ASSY
REMARKS
MUFFLER ASSY
DCA-25SSAI --- MUFFLER ASSY
PAGE 76 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REMARKS
MUFFLER ASSY
DCA-25SSAI
7342311002A
FUEL TANK ASSY
DCA-25SSAI --- FUEL TANK ASSY
PAGE 78 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI
FUEL TANK ASSY
REMARKS
ENCLOSURE ASSY
DCA-25SSAI --- ENCLOSURE ASSY
PAGE 80 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI
ENCLOSURE ASSY
REMARKS
DCA-25SSAI --- ENCLOSURE ASSY
PAGE 82 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
ENCLOSURE ASSY
DCA-25SSAI
REMARKS
DECAL ASSY
DCA-25SSAI --- DECALS
PAGE 84 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
DCA-25SSAI
DECALS
REMARKS
CYLINDER HEAD AND COVER ASSY
ISUZU C240 --- CYLINDER HEAD AND COVER ASSY
PAGE 86 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
CYLINDER HEAD OIL COOLER PLUG
ISUZU C240 --- CYLINDER HEAD AND COVER ASSY
INLET AND EXHAUST VALVE SEAL
REMARKS
CYLINDER BLOCK ASSY
ISUZU C240 --- CYLINDER BLOCK ASSY
PAGE 88 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
TAPPET CHAMBER COVER ASSY
ISUZU C240 --- CYLINDER BLOCK ASSY
REMARKS
TAPPET CHAMBER COVER CLIP
TIMING GEAR ASSY
ISUZU C240 ---TIMING GEAR ASSY
PAGE 90 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
ISUZU C240 ---TIMING GEAR ASSY
FLYWHEEL HOUSING ASSY
ISUZU C240 FLYWHEEL HOUSING ASSY
PAGE 92 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
ISUZU C240 FLYWHEEL HOUSING ASSY
STIFFENER RIGHT SIDE
OIL PAN ASSY
ISUZU C240 OIL PAN ASSY
PAGE 94 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
ISUZU C240 OIL PAN ASSY
REMARKS
OIL PUMP ASSY
ISUZU C240 ---OIL PUMP ASSY
PAGE 96 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
INCL. ITEMS W
ISUZU C240 ---OIL PUMP ASSY
22*%
INCL. ITEMS W/#
CRANKSHAFT, BRIDGE AND FLYWHEEL ASSY
ISUZU C240 --- CRANKSHAFT, BRIDGE AND FLYWHEEL ASSY
PAGE 98 - DCA-25SSAI - PARTS AND OPERATION MANUAL-FINAL COPY 06/30/01
REMARKS
CONNECTING ROD ASSY
ISUZU C240 --- CRANKSHAFT, BRIDGE AND FLYWHEEL ASSY
9-1@
ISUZU C240 --- OIL AND FUEL FILTER ASSY
OIL AND FUEL FILTER ASSY
OIL AND FUEL FILTER ASSY
ISUZU C240
REMARKS
ISUZU C240 --- OIL PIPE ASSY
OIL PIPE ASSY
ISUZU C240
OIL PIPE ASSY
ISUZU C240 --- WATER PUMP AND FAN ASSY
WATER PUMP AND FAN ASSY
REMARKS
ADJUSTING FAN BELT PLATE
ISUZU C240 --- WATER PUMP AND FAN ASSY
WATER PUMP ASSY
ISUZU C240 --- INTAKE AND EXHAUST MANIFOLD ASSY
INTAKE AND EXHAUST MAINIFOLD ASSY
ISUZU C240 --- INTAKE AND EXHAUST MANIFOLD ASSY
WIRE CONTROL BRACKET
INTAKE AND EXHAUST MANIFOLD ASSY
ISUZU C240 --- AIR CLEANER ASSY
AIR CLEANER ASSY
AIR CLEANER ASSY
ISUZU C240 --- AIR CLEANER ASSY
AIR CLEANER ASSY
REMARKS
ISUZU C240 --- ENGINE FOOT ASSY
ENGINE FOOT ASSY
QTY. REMARKS
ISUZU C240 --- ENGINE FOOT ASSY
ENGINE FOOT ASSY
ISUZU C240 --- INJECTION PUMP ASSY
INJECTION PUMP ASSY
REMARKS
INJECTION PUMP ASSY
ISUZU C240
INJ. PUMP SPACER BRACKET
ISUZU C240 --- ELECTRICAL PARTS
ELECTRICAL PARTS
REMARKS
ELECTRICAL PARTS
ISUZU C240
ELECTRICAL PARTS
ISUZU C240 --- ACCESSORIES
ACCESSORIES
REMARKS
ACCESSORIES
ISUZU C240
DRIVE ASSY
ISUZU C240 ---INJECTION PUMP COMP. ASSY
INJECTION PUMP COMP. ASSY
ISUZU C240 --- INJECTION PUMP COMP. ASSY
REMARKS
ISUZU C240 --- INJECTION PUMP COMP. ASSY
ISUZU C240 --- INJECTION PUMP COMP. ASSY
ISUZU C240 --- INJECTION PUMP COMP. ASSY
ISUZU C240 --- INJECTION PUMP COMP. ASSY
QTY. REMARKS
ISUZU C240 ---GOVERNOR COMP. ASSY
GOVERNOR COMP. ASSY
ISUZU C240
GOVERNOR COMP. ASSY
REMARKS
ISUZU C240 --- GOVERNOR COMP. ASSY
ISUZU C240
GOVERNOR COMP. ASSY
REMARKS
ISUZU C240 --- FEED PUMP COMP. ASSY
FEED PUMP COMP. ASSY
ISUZU C240
FEED PUMP COMP. ASSY
REMARKS
ISUZU C240 --- AUTO TIMER COMP. ASSY
AUTO TIMER COMP. ASSY
ISUZU C240 --- AUTO TIMER COMP. ASSY
REMARKS
ISUZU C240 --- NOZZLE HOLDER COMP. ASSY
NOZZLE HOLDER COMP. ASSY
REMARKS
ISUZU C240 --- NOZZLE HOLDER COMP. ASSY
PUSH ROD
ISUZU C240 ---STARTER COMP. ASSY
STARTER COMP. ASSY
ISUZU C240
STARTER COMP. ASSY
MAGNETIC SWITCH ASSY
REMARKS
ISUZU C240 --- ALTERNATOR COMP. ASSY
ALTERNATOR COMP. ASSY. OCT. 1992~
REMARKS
ALTERNATOR COMP. ASSY
ISUZU C240
10*#%
ISUZU C240 ---ALTERNATOR COMP. ASSY
ALTERNATOR COMP. ASSY. BEFORE OCT
REMARKS
ISUZU C240
ALTERNATOR COMP. ASSY
27*#
11. Credit issued will be applied to future purchases only
Effective July 1
TERMS AND CONDITIONS OF SALE - PARTS
SPECIAL EXPEDITING SERVICE
NOTE PAGE
SERVICE DEPARTMENT 800/835-2551 or 310/537-3700 FAX 310/638-8046
HERES HOW TO GET HELP
PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING
WARRANTY DEPARTMENT 800/835-2551 or 310/537-3700 FAX 310/638-8046