Page 2 - prOpOsitiOn 65 Warning; Diesel engine exhaust and some of
page 2 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) prOpOsitiOn 65 Warning Diesel engine exhaust and some of
Page 3 - You can also obtain information about motor vehicle safety from; repOrting safety defects
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 3 If you believe that your vehicle has a defect that could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to not...
Page 4 - taBle Of cOntents; component drawings
page 4 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) taBle Of cOntents dca20spxu2 60 hz generator Proposition 65 Warning ........................................... 2 Reporting Safety Defects ......................................... 3 Table Of Contents ............
Page 5 - parts Ordering prOcedures; Ordering parts has never been easier!; choose from three easy options:; we aCCepT all MaJor CreDiT CarDs!; order via internet; Order; order via Fax
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 5 parts Ordering prOcedures www .multiquip .com Ordering parts has never been easier! choose from three easy options: we aCCepT all MaJor CreDiT CarDs! When ordering parts, please supply: ❒ Dealer account number ...
Page 6 - safety infOrMatiOn; saFeTY Messages; Danger
page 6 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) safety infOrMatiOn Do not operate or service the equipment before reading the entire manual. Safety precautions should be followed at all times when operating this equipment. Failure to read and understand the ...
Page 7 - general saFeTY; generaTor saFeTY
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 7 safety infOrMatiOn general saFeTY CauTion never operate this equipment without proper protective clothing, shatterproof glasses, respiratory protection, hearing protection, steel-toed boots and other protecti...
Page 8 - engine saFeTY
page 8 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) safety infOrMatiOn engine saFeTY Danger The engine fuel exhaust gases contain poisonous carbon monoxide. This gas is colorless and odorless, and can cause death if inhaled. The engine of this equipment requ...
Page 9 - Fuel saFeTY; Towing saFeTY; Safety Towing Regulations,
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 9 safety infOrMatiOn Fuel saFeTY Danger Do noT start the engine near spilled fuel or combustible fl uids. Diesel fuel is extremely fl ammable and its vapors can cause an explosion if ignited. alwaYs refuel in...
Page 10 - eleCTriCal saFeTY; power Cord/Cable safety; grounding safety
page 10 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) safety infOrMatiOn eleCTriCal saFeTY Danger Do noT touch output terminals during operation. Contact with output terminals during operation can cause electrocution, electrical shock or burn. The electr ical...
Page 11 - BaTTerY saFeTY; environMenTal saFeTY
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 11 safety infOrMatiOn BaTTerY saFeTY Danger Do noT drop the battery. There is a possibility that the battery will explode. Do noT expose the battery to open fl ames, sparks, cigarettes, etc. The battery conta...
Page 12 - specificatiOns
page 12 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Table 1. generator specifications Model DCA-20SPXU2 Type Revolving field, self ventilated, open protected type synchronous generator armature Connection Series phase Single-Phase 3-Wire standby output 22 kW (2...
Page 13 - diMensiOns; reference
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 13 diMensiOns Denyo FRONT VIEW H G F A E C B D TOP VIEW SIDE VIEW 20 Figure 1. Dimensions Table 3. Dimensions reference letter Dimension in. (mm) reference letter Dimension in. (mm) A 21.06 in. (535 mm.) F 72.83 ...
Page 14 - installatiOn; Figure 2. Typical Generator Grounding Application
page 14 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) installatiOn Figure 2. Typical Generator Grounding Application 8’ (MINIMUM) GROUND ROD FOR EARTH GROUND. CONNECT TO BUILDING GROUND IF APPLICABLE GENERATOR GROUND LUG GROUND CABLE REFERENCE NEC 250-83 (C)
Page 15 - ouTDoor insTallaTion; Do noT; generaTor grounDing; earTh; alwaYs
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 15 installatiOn ouTDoor insTallaTion Install the generator in a area that is free of debris, bystanders, and overhead obstructions. Make sure the generator is on secure level ground so that it cannot slide or shi...
Page 16 - Izuzu Model BV-4LE2 diesel engine; general infOrMatiOn
page 16 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) generaTor The MQ Power Model DCA20SPXU2 generator (Figure 3) is a high quality portable (requires a trailer for transport) power source for telecom sites, lighting facilities, power tools, submersible pumps an...
Page 17 - MajOr cOMpOnents; Figure 3. Major Components; Table 4. generator Major Components
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 17 MajOr cOMpOnents 10 9 AUTO MANUAL OFF/RESET LOW OIL PRESSURE HIGH COOLANT TEMPERATURE OVERCRANK OVERSPEED ENGINE RUNNING MOOOOO-20001Q 8 2 1 20 U O V 20 U O V 5 3 4 7 6 Figure 3. Major Components Table 4. gene...
Page 18 - generatOr cOntrOl panel; Figure 4. Generator Control Panel
page 18 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) generatOr cOntrOl panel Figure 4. Generator Control Panel A V HZ OFF W U V DECREASE INCREASE AUTO MANUAL OFF/RESET LOW OIL PRESSURE HIGH COOLANT TEMPERATURE OVERCRANKOVERSPEEDENGINE RUNNING MOOOOO-20001Q RPM 0...
Page 19 - nOtes panel
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 19 nOtes panel
Page 20 - Figure 5. Engine Control Panel; engine cOntrOl panel
page 20 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Figure 5. Engine Control Panel A V HZ OFF W U V DECREASE INCREASE RPM 0 3000 2000 1000 1 2 3 4 5 6 7 8 9 AUTO MANUAL OFF/RESET LOW OIL PRESSURE HIGH COOLANT TEMPERATURE OVERCRANKOVERSPEEDENGINE RUNNING MOOOOO-...
Page 22 - Output terMinal panel faMiliarizatiOn; ouTpuT TerMinal panel; ouTpuT TerMinal FaMiliarizaTion; Figure 6. Output Terminal Panel
page 22 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Output terMinal panel faMiliarizatiOn ouTpuT TerMinal panel The Output Terminal Panel (Figure 7) shown below is located on the right-hand side (left from control panel) of the generator. Lift up on the cover t...
Page 23 - 20 vaC gFCi receptacles; Receptacles; removing the plastic Face plate (hard wire; Output Terminal Lugs; Figure 10. Plastic Face Plate (Output Terminal Lugs
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 23 Output terMinal panel faMiliarizatiOn 120 vaC gFCi receptacles There are two 120 VAC, 20 amp GFCI (Duplex Nema 5-20R) receptacles provided on the output terminal panel. These receptacles can be accessed in any...
Page 24 - Connecting loads; Figure 11. Connecting Loads; over Current relay; Figure 12. Over Current Relay
page 24 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Output terMinal panel faMiliarizatiOn Connecting loads Loads can be connected to the generator by the output Terminal lugs or the convenience receptacles (Figure 11). Make sure to read the operation manual bef...
Page 25 - lOad applicatiOn/generatOr Output; single phase loaD; Table 5. power Factor By load; generator amperage; maximum; Table 7. generator Maximum amps
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 25 lOad applicatiOn/generatOr Output single phase loaD Always be sure to check the nameplate on the generator and equipment to insure the wattage, amperage, frequency, and voltage requirements are satisfactorily ...
Page 26 - Output terMinal panel cOnnectiOns; uov TerMinal ouTpuT volTages; output; Ø-240 output Terminal voltage; Figure 13. Output Terminal Lugs; Ø-120 output Terminal voltage; Figure 15. Output Terminal Lugs
page 26 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Output terMinal panel cOnnectiOns uov TerMinal ouTpuT volTages 240/120V outout voltages can be obtained using the output terminal lugs . The voltage regulator (VR), Figure 14 allows the user to increase or dec...
Page 27 - Figure 16. Engine Oil Dipstick; Table 8. recommended Motor oil; Fuel CheCk; Figure 17. Trailer Fuel Tank
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 27 inspectiOn/setup CirCuiT Breakers To protect the generator from an overload, a 3-pole, 90 amp, main circuit breaker is provided to protect the u,o and v output Terminals from overload. In addition two single-p...
Page 28 - Figure 18. Only Fill on Level Ground; Figure 19. Full Fuel Tank
page 28 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) inspectiOn/setup refueling procedure: 1. level Tanks — Make sure fuel cells are level with the ground. Failure to do so will cause fuel to spill from the tank before reaching full capacity (Figure 18). Figure ...
Page 29 - Table 9. Coolant Capacity; Figure 21. Fan Belt Tension; BaTTerY
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 29 Day-to-day addition of coolant is done from the recovery tank. When adding coolant to the radiator, Do noT remove the radiator cap until the unit has completely cooled. See Table 9 for engine, radiator, and re...
Page 30 - Battery Cable installation; Figure 22. Battery Connections; alTernaTor
page 30 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Battery Cable installation alwaYs be sure the battery cables (Figure 22) are properly connected to the battery terminals as shown below. The red cable is connected to the positive terminal of the battery, and ...
Page 31 - BeFore sTarTing; Figure 24. Engine Enclosure Doors; engine running; Figure 27. Frequency Meter; Hz
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 31 generatOr start-up prOcedure (Manual) BeFore sTarTing 1. Place the main, g.F.C.i., and aux. circuit breakers (Figure 23) in the oFF position prior to star ting the engine. Figure 23. Main, Aux. and GFCI Circui...
Page 32 - Figure 29. Voltage Adjust Control Knob; zero amps; Figure 31. Oil Pressure Gauge; coolant temperature gauge; Figure 32. Coolant Temperature Gauge; tachometer gauge; Figure 33. Engine Tachometer Gauge; on; lighT Tower operaTion
page 32 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) 5. If the voltage is not within the specified tolerance use the voltage adjustment control knob (Figure 29) to increase or decrease the desired voltage. Figure 29. Voltage Adjust Control Knob 6. The ammeter (F...
Page 33 - generatOr shut-dOWn prOcedures
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 33 generatOr shut-dOWn prOcedures sTarTing (auTo MoDe) Danger Before connecting this generator to any building’s electrical system, a licensed electrician must install an isolation (transfer) switch. Serious dama...
Page 34 - norMal shuTDown proCeDure; Circuit Breakers (OFF; eMergenCY shuTDown proCeDure
page 34 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) norMal shuTDown proCeDure To shutdown the generator, use the following procedure: 1. Place the main, g.F.C.i., and aux. circuit breakers (Figure 37) in the oFF position. Figure 37. Main, Aux. and GFCI Circuit ...
Page 35 - DailY; Maintenance; general inspeCTion; engine side; air Cleaner; reD; “reD”
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 35 * 1 Replace engine oil and filter at 100 hours, first time only. * 2 Add “Supplemental Coolant Additives (SCA’S)” to recharge the engine coolant. * 3 Replace primary air filter element when restriction indicat...
Page 36 - Figure 40. Fuel Tank Cleaning
page 36 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Maintenance If the engine is operating in very dusty or dry grass conditions, a clogged air cleaner will result. This can lead to a loss of power, excessive carbon buildup in the combustion chamber and high fu...
Page 37 - Figure 41. Radiator Cleaning
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 37 CheCk oil level Check the crankcase oil level prior to each use, or when the fuel tank is filled. Insufficient oil may cause severe damage to the engine. Make sure the generator is level. The oil level must be...
Page 38 - JaCkeT waTer heaTer anD inTernal BaTTerY; jacket water heater; Figure 42. Battery Charger and Jacket Water
page 38 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Maintenance JaCkeT waTer heaTer anD inTernal BaTTerY C h a r g e r 1 2 0 vaC i n p u T r e C e p TaC l e s (opTional) This generator can be optionally equipped with two 120 VAC, 20 amp input receptacles locate...
Page 39 - trailer Maintenance; Trailer MainTenanCe
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 39 trailer Maintenance Trailer MainTenanCe This section is intended to provide the user with generic trailer service and maintenance information. The service and maintenance guidelines referenced in this section ...
Page 40 - Brakes; Figure 43. Hydraulic Brake Components; actuator; surge; Table 12. hydraulic Brake Troubleshooting
page 40 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) trailer Maintenance Brakes Trailer brakes should be inspected the first 200 miles of operation. This will allow the brake shoes and drums to seat properly. After the first 200 mile interval, inspect the brakes...
Page 41 - suspension; Figure 44. Major Suspension Components; Table 14. suspension Torque requirements
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 41 trailer Maintenance Tires/wheels/lug nuTs Tires and wheels are a ver y impor tant and critical components of the trailer. When specifying or replacing the trailer wheels it is important the wheels, tires, and ...
Page 42 - lug nut Torque requirements; Do; Table 15. Tire Torque requirements; Figure 45. Wheel Lug Nuts; never
page 42 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) trailer Maintenance lug nut Torque requirements It is extremely important to apply and maintain proper wheel mounting torque on the trailer. Be sure to use only the fasteners matched to the cone angle of the w...
Page 43 - trailer Wiring diagraM; Figure 46. Trailer/Towing Vehicle Wiring Diagram
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 43 trailer Wiring diagraM Figure 46. Trailer/Towing Vehicle Wiring Diagram
Page 44 - generatOr Wiring diagraM; Figure 47. Generator Wiring Diagram
page 44 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) generatOr Wiring diagraM ArFg ExArExFg AVR VR Re AS Re1 R1 CT 1,2 F AV MAIN GENERATOR ARMATURE WINDING MAIN GENERATOR FIELD WINDING EXCITER ARMATURE WINDING EXCITER FIELD WINDING RECTIFIER AUTOMATIC VOLTAGE RE...
Page 45 - engine Wiring diagraM; Figure 48. Engine Wiring Diagram
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 45 engine Wiring diagraM Figure 48. Engine Wiring Diagram BL G V P RWY O BR GR LBLG WIRE COLOR BLACK BLUE BROWN GREEN GRAY VIOLET PINK ORANGE LIGHT GREEN LIGHT BLUE YELLOW WHITE RED WIRE COLOR COLOR CODE
Page 47 - nOtes
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 47 nOtes
Page 48 - explanatiOn Of cOde in reMarks cOluMn; saMple parTs lisT; reMarks Column
page 48 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) explanatiOn Of cOde in reMarks cOluMn The following section explains the different symbols and remarks used in the Parts section of this manual. Use the help numbers found on the back page of the manual if the...
Page 49 - suggested spare parts; DCa20spxu2 whisperwaTT generaTor wiTh; DesCripTion
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 49 suggested spare parts DCa20spxu2 whisperwaTT generaTor wiTh isuzu Bv-4le2 Diesel engine 1 to 3 units QTY. p/n DesCripTion 5............2944566410 .......... CARTRIDGE , OIL FILTER 1............M1310500803 .......
Page 56 - engine and radiatOr assy.
page 56 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) engine and radiatOr assy. 4 5 6 1A 9-2 9-3 39 40 11 12 22A 53 54 17A
Page 57 - parT naMe
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 57 engine and radiatOr assy. no. parT no. parT naMe QTY. reMarks 1 M1923200104 ENGINE, ISUZU 4LE2 1 1A 8972606490 FAN BELT 1 1-1 2944566410 OIL FILTER CARTRIDGE 1 2 M1303200304 ENGINE FOOT 1 3 M1305200204 ENGINE ...
Page 60 - Output terMinal assy.
page 60 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) Output terMinal assy. ADD THE FOLLOWING DIGITS AFTER THE PART NUMBER WHEN ORDERING ANY PAINTED PANEL TO INDICATE COLOR OF UNIT:1-ORANGE 5-BLACK 2-WHITE 6-CATERPILLAR YELLOW 3-SPECTRUM GREY 7-CATO GOLD 4-SUNBEL...
Page 74 - naMeplate and decals assy.
page 74 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) naMeplate and decals assy.
Page 75 - STRIPE
DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) — page 75 naMeplate and decals assy. no. parT no. parT naMe QTY. reMarks 1 M1550001803 DECAL; AUXILIARY OUTPUT ..................................1 ........... M15000180 2 M1550001904 DECAL; CAUTION ........................
Page 76 - terMs and cOnditiOns Of sale — parts
page 76 — DCa20spxu2 (wiTh MlT20 series) • operaTion anD parTs Manual — rev. #0 (01/18/13) terMs and cOnditiOns Of sale — parts paYMenT TerMs Terms of payment for parts are net 30 days. FreighT poliCY All parts orders will be shipped collect or prepaid with the charges added to the invoice. All ship...
Page 78 - OperatiOn and parts Manual; Your Local Dealer is:; HERE’S HOW TO GET HELP; PLEASE HAVE THE MODEL AND SERIAL; United StateS; Canada
OperatiOn and parts Manual Your Local Dealer is: HERE’S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING United StateS Multiquip Corporate Office MQ Parts Department 18910 Wilmington Ave. Carson, CA 90746 Contact: [email protected] Tel. (800) 421-1244 Fax (310) 537-3927 80...
