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OPERATION AND PARTS MANUAL ® MODEL DCA85USJ2 60HZ GENERATOR (JOHN DEERE 4045HF285 DIESEL ENGINE) PARTS LIST NO. M2870400404C Revision #1 (03/22/11) To fi nd the latest revision of this publication, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
1-888-327-4236 (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. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 3...
All orders are treated as Standard Orders and will ship the same day if received prior to 3PM PST. WE ACCEPT ALL MAJOR CREDIT CARDS! DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 5...
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 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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ALWAYS store equipment properly when it is not being used. Equipment should be stored in a clean, dry location out of the reach of children and unauthorized personnel DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 7...
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NEVER touch the hot exhaust manifold, local Health and Safety Administrator. muffl er or cylinder. Allow these parts to cool before servicing equipment. PAGE 8 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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Use the trailer’s swivel jack to adjust the trailer height to ALWAYS shutdown engine before transporting a level position while parked. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 9...
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NEVER grab or touch a live power cord or cable with wet hands. The possibility exists of electrical shock, electrocution or death. PAGE 10 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
ALWAYS disconnect the NEGATIVE battery terminal before performing service on the generator. ALWAYS keep battery cables in good working condition. Repair or replace all worn cables. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 11...
32.13 in. (816 mm.) 71.26 in. (1,810 mm.) 33.30 in. (846 mm.) 48.82 in. (1240 mm.) 32.13 in. (816 mm.) 33.30 in. (846 mm.) DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 13...
They are to resist damage to the bottom of the generator and to maintain alignment. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 15...
Use the cable selection chart (Table 6) as a Five output terminal lugs (3Ø power) guide for selecting proper extension cable size. PAGE 16 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
Set Units for Display (English or Metric) 1. Menu Button – Press this button to enter or exit menu screens. English Confi guration Parameters. PAGE 18 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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STORED CODES 1800 RPM ENGINE CONF SETUP 1-UP DISPLAY 14.2 57 PSI SETUP-4-UP DISPLAY BATT VOLT OIL PRES ENG RPM COOL TEMP SELECT UNITS DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 19...
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SAE J1939 supported parameters). GO TO 1-UP DISPLAY STORED CODES ENGINE CONF SETUP 1-UP DISPLAY SETUP-4-UP DISPLAY SELECT UNITS ADJUST BACKLIGHT PAGE 20 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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LOAD RPM ENG RPM SETUP 1-UP DISPLAY 1800 RPM SETUP-4-UP DISPLAY SELECT UNITS 14.2 57 PSI BATT VOLT ENG RPM COOL TEMP OIL PRES DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 21...
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GO TO 1-UP DISPLAY BATT VOLT ENG RPM COOL TEMP OIL PRES STORED CODES ENGINE CONF SETUP 1-UP DISPLAY SETUP-4-UP DISPLAY SELECT UNITS ADJUST BACKLIGHT PAGE 22 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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6. Touch the “Menu Button” to exit the Main menu and 14.2 57 PSI return to the engine parameter display. TEMP! ENG RPM COOL BATT VOLT OIL PRES DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 23...
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SETUP 1-UP DISPLAY SETUP-4-UP DISPLAY 14.2 57 PSI 1 of x SELECT UNITS BATT VOLT OIL PRES ADJUST BACKLIGHT SPN110 FMI10 HIGH COOLANT TEMP MORE HIDE PAGE 24 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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SETUP-4-UP DISPLAY 3000 LOAD RPM ENG RPM 1800 RPM SELECT UNITS ADJUST BACKLIGHT 14.2 57 PSI ENG RPM COOL TEMP! BATT VOLT OIL PRES DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 25...
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57 PSI SELECT UNITS BATT VOLT OIL PRES ADJUST BACKLIGHT ADJUST CONTRAST 5. Touching the “Menu Button” will take you back through the menus. PAGE 26 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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“Setup 1-up Display” is highlighted. ENGLISH ESPANOL FRANCAIS DEUTSCH GO TO 1-UP DISPLAY STORED CODES ENGINE CONF SETUP 1-UP DISPLAY SETUP-4-UP DISPLAY SELECT UNITS ADJUST BACKLIGHT DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 27...
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ENGINE COOLANT TEMPERATURE the order of display for the parameters and that the parameter is selected for display. USE DEFAULTS CUSTOM SETUP AUTOMATIC SCAN OFF PAGE 28 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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ADJUST BACKLIGHT parameters one at a time. Use the “Arrow Buttons” to scroll to the “Automatic Scan” function. USE DEFAULTS CUSTOM SETUP AUTOMATIC SCAN OFF DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 29...
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This action will reset the unit to the factory default. 125°F 1000 RPM COOL TEMP ENG RPM USE DEFAULTS 14.2 CUSTOM SETUP 57 PSI AUTOMATIC SCAN OFF BATT VOLT OIL PRES PAGE 30 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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13. Repeat the parameter selection process until all spaces STORED CODES ENGINE CONF are fi lled. SETUP 1-UP DISPLAY SETUP-4-UP DISPLAY SELECT UNITS ADJUST BACKLIGHT UTILITIES DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 31...
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J1939 Version not yet used and CLEARING GAGES PLEASE WAIT continue to check the SPN number. J1939 VERSION 1 J1939 VERSION 2 J1939 VERSION 3 PAGE 32 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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“Modbus Setup” menu is highlighted, then touch “Enter”. GAGE DATA REMOVE ALL GAGES SOFTWARE VERSION MODBUS SETUP FAULT CONVERSION DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 33...
The Diagnostic Display has no record of connected gages to the RS485 bus. DISPLAY NOT VISIBLE Press and hold the “Menu” button for approximately 3 seconds. PAGE 34 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
7. AC Voltmeter — Indicates the output voltage present main circuit breaker in the closed position (ON). at the U,V, and W Output Terminal Lugs. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 35...
4. Fuel Gauge - Indicates amount of diesel fuel available. functions. If any abnormal conditions occur, an Active Fault Code will be displayed. This diagnostic display can be located inside the control box PAGE 36 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
These conditions can be observed by monitoring the LED status indicators on the front of the controller module. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 37...
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175A main circuit breaker is provided. Make sure to switch ALL circuit breakers to the OFF position prior to starting the engine. Figure 13. Over Current Relay Figure 12. Connecting Loads PAGE 40 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
150 ft. 100 ft. 65 ft. transfer switch. 2400 4800 125 ft. 75 ft. 50 ft. CAUTION: Equipment damage can result from low voltage DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 41...
W and U terminals as indicated on the AC Voltmeter Gauge (Figure 17) Figure 16. AC Voltmeter Figure 17. AC Voltmeter Change-Over Switch Gauge DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 43...
To achieve a 3Ø 208V output the voltage selector switch Figure 21. UVWO Terminal Lugs must be in the 3Ø-240/139 position and the voltage 3Ø-240/139V Connections regulator must be adjusted to 208V.. PAGE 44 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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ALWAYS make sure that the connections to the UVWO terminals are secure and tight. The possibility of arcing exists, that could cause a fi re. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 45...
API Service Classifi cation CC/SD API Service Classifi cation CC/SE API Service Classifi cation CC/SF Table 11. Recommended Motor Oil Figure 30. Internal Fuel Tank System PAGE 46 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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ONLY use #2 diesel fuel when refueling. DO NOT OVERFILL fuel system. Leave room for fuel expansion. Fuel expands when heated (Figure 34). Figure 34. Fuel Expansion DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 47...
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Boiling Point Anti- °C °F °C °F Freeze NOTICE When the antifreeze is mixed with water, the antifreeze mixing ratio must be less than 50%. PAGE 48 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
Tighten all hose clamps and check hoses for leaks. Figure 36. Battery Connections If any hose (fuel or oil) lines are defective replace them immediately. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 49...
OFF and the engine will start up automatically. CORRECT INCORRECT Figure 42. Pre-Heat Lamp Figure 38. Engine Enclosure Doors PAGE 50 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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VOLTS.. be between 167°~203°F (75°~95°C) (Green Zone). Figure 50. Coolant Temperature Gauge Figure 46. Frequency Meter DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 51...
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When starting generator in AUTO mode use the “Manual Start-up” procedure except where noted (see below). PAGE 52 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
7. Inspect entire generator for any damage or loosening of components that may have occurred during operation. EMERGENCY SHUTDOWN PROCEDURE 1. Place the MPEC Control Switch (Figure 58) in the OFF/RESET position. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 53...
RED meaning the element needs changing or service. After changing the air element, press the dust indicator button to reset the indicator. PAGE 54 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
To restart after running out of fuel, turn the switch to the “ON” position for 15-30 seconds. Try again, if needed. Figure 60. Fuel Tank Cleaning DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 55...
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Allow engine to cool when fl ushing out radiator. Flushing the radiator while hot could cause serious burns from water or steam. PAGE 56 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
16. Application — Indicates which units can be employed on a particular trailer. 7. Coupler — Type of hitch used on the trailer for towing. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 57...
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Dragging Brakes Replace rubber parts Enough brake fl uid or correct fl uid? fi ll with dot 4 fl uid. PAGE 58 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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Align wheels. Check bearing adjustment Cupping Out-of-balance. and balance tires. Wheel lockup and Avoid sudden stops when Flat Spots tire skidding. possible and adjust brakes. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 59...
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90-120 16" 20-25 50-60 90-120 Figure 64. Wheel Lug Nuts Tightening Sequence NOTICE NEVER use an pneumatic air gun to tighten wheel lug nuts. PAGE 60 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
Confi rm load requirements and reduce. Circuit Breaker Tripped Defective circuit breaker? Check and replace. Over current Relay actuated? Confi rm load requirement and replace. PAGE 64 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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Magnetic pick up out of adjustment? Adjust magnetic pick up. Loss of MPU light(s) or on. Magnetic pick up dirty? Clean magnetic pick up. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 65...
Multiquip. Other entries will for sale through Multiquip. be clarified in the “Remarks” Column. PAGE 66 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
1....AT85174 ....SWITCH, OIL PRESSURE (ENGINE SIDE) 1....RE525016 .....THERMOCOUPLE NOTICE Part number on this Suggested Spare Parts list may supersede/replace the P/N shown in the text pages of this book. DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 67...
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M2453003303 SIDE DOOR M249341004 ACOUSTIC SHEET M2453003403 SIDE DOOR M2493410004 ACOUSTIC SHEET M2453001503 SIDE DOOR M2493404504 ACOUSTIC SHEET M2453003503 SIDE DOOR M2493410104 ACOUSTIC SHEET DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 93...
RUBBER SEALS ASSY. PAGE 96 — DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11)
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0229201090 RUBBER SEAL 0228100630 RUBBER SEAL 0229401080 RUBBER SEAL 0228800565 RUBBER SEAL 0228801080 RUBBER SEAL 0228800545 RUBBER SEAL 0228100370 RUBBER SEAL 0228100640 RUBBER SEAL DCA85USJ2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (03/22/11) — PAGE 97...
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