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PAGE 4 — DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21)

TABLE OF CONTENTS

DCA6SPX4F

60 Hz Generator

Proposition 65 Warning ........................................... 2

Reporting Safety Defects ......................................... 3

Table of Contents ..................................................... 4

Nameplate/Safety Information ................................. 5

Safety Information ............................................. 6–11

Specifications (Generator) ..................................... 12

Specifications (Engine) .......................................... 13

Dimensions ............................................................ 14

Installation ....................................................... 16–17

General Information ............................................... 18

Components (Generator) ....................................... 19

Components Control Panel ................................... 20

Components (Engine) ............................................ 21

Load Applications .................................................. 22

Inspection/Setup .............................................. 23–26

Operation ......................................................... 27–28

Operation/Shutdown .............................................. 29

Maintenance .................................................... 30–35

Troubleshooting (Generator) .................................. 36

Troubleshooting (Generator/Engine) ..................... 37

Troubleshooting (Engine) ................................. 38–39

Generator Wiring Diagram ..................................... 40

Engine Wiring Diagram .......................................... 41

NOTICE

Specifications are subject to change without notice.

Содержание DCA6SPX4F

Страница 1: ...OMPANY THE EQUIPMENT AT ALL TIMES MODEL DCA6SPX4F PORTABLE GENERATOR KUBOTA D1105 E4B BGDE 1 S1 DIESEL ENGINE Revision 2 03 12 21 To find the latest revision of this publication or associated parts manual visit our website at www mqpower com ...

Страница 2: ...PAGE 2 DCA6SPX4F GENERATOR OPERATION MANUAL REV 2 03 12 21 PROPOSITION 65 WARNING ...

Страница 3: ...an investigation and if it finds that a safety defect exists in a group of vehicles it may order a recall and remedy campaign However NHTSA cannot become involved in individual problems between you your dealer or Multiquip To contact NHTSA you may either call the Vehicle Safety Hotline toll free at 1 888 327 4236 TTY 1 800 424 9153 go to http www nhtsa dot gov or write to Administrator NHTSA 1200 ...

Страница 4: ...Specifications Engine 13 Dimensions 14 Installation 16 17 General Information 18 Components Generator 19 Components Control Panel 20 Components Engine 21 Load Applications 22 Inspection Setup 23 26 Operation 27 28 Operation Shutdown 29 Maintenance 30 35 Troubleshooting Generator 36 Troubleshooting Generator Engine 37 Troubleshooting Engine 38 39 Generator Wiring Diagram 40 Engine Wiring Diagram 41...

Страница 5: ...EL XXXXXXX XXXXXXX XXXXXXX XXXXXXX XXXXXXX XXXXXXX XXXXX XXXXXX XXXX XXXXX XXXXXXX XXXX GENERTRICE CA DIESEL Avant de brancher unité à un bâtiment un interrupteur d isolation doit être installé par un technicien diplômé Utiliser cet appareil sans I interrupteur d isolation peut entraîner des blessures graves voires mortelles cette ATTENTION A35200050 Before connecting this generator to any buildin...

Страница 6: ...messages specifically address the level of exposure to the operator and are preceded by one of four words DANGER WARNING CAUTION or NOTICE SAFETY SYMBOLS DANGER Indicates a hazardous situation which if not avoided WILL result in DEATH or SERIOUS INJURY WARNING Indicates a hazardous situation which if not avoided COULD result in DEATH or SERIOUS INJURY CAUTION Indicates a hazardous situation which ...

Страница 7: ... MQ Power for this generator Damage to the generator and or injury to the user may result ALWAYS know the location of the nearest fire extinguisher ALWAYS know the location of the nearest first aid kit ALWAYS know the location of the nearest phone or keep a phone on the job site Also know the phone numbers of the nearest ambulance doctor and fire department This information will be invaluable in t...

Страница 8: ...hat can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements CAUTION NEVER touch the hot exhaust manifold muffler or cylinder Allow these parts to cool before servicing the generator NOTICE NEVER run the engine without an air filter or with a dirty air filter Severe engine...

Страница 9: ...g Department of Transportation DOT SafetyTowing Regulations before towing your generator Refer to the MQ Power trailer manual for additional safety information In order to reduce the possibility of an accident while transporting the generator on public roads ALWAYS make sure that the trailer that supports the generator and the towing vehicle are both mechanically sound and in good operating condit...

Страница 10: ... serious injury or even death Power Cord Cable Safety DANGER NEVER let power cords or cables lay in water NEVER stand in water while AC power from the generator is being transferred to a load NEVER use damaged or worn cables or cords when connecting equipment to the generator Inspect the insulation for cuts NEVER grab or touch a live power cord or cable with wet hands The possibility exists of ele...

Страница 11: ...posal of any electrical components waste or oil associated with this equipment When the life cycle of this equipment is over remove the battery and bring it to an appropriate facility for lead reclamation Use safety precautions when handling batteries that contain sulfuric acid When the life cycle of this equipment is over it is recommended that the frame and all other metal parts be sent to a rec...

Страница 12: ...cally excited system Speed 1 800 rpm Cooling System Self ventilation Maximum Power Output 7 kW Continuous Power Output 6 kW Rated Voltage 120 240V Current Max Continuous 120V 58 3 50 amps Current Max Continuous 240V 29 2 25 amps Phase Single phase 4 wire Frequency 60 Hz Power Factor 1 Battery 12 36Ah 1 Generator Enclosure Color White Dimensions L W H 25 6 48 4 33 3 in 650 1 230 845 mm Dry Net Weig...

Страница 13: ...Lube Oil Capacity 5 39 quarts 5 1 liters Oil Alert System Yes Starting Method Electric start Battery 12 volts 36 Ah SPECIFICATIONS ENGINE Effects of Altitude and Heat The maximum output of the engines listed above are applicable to supplying electrical power for continuous service at ambient conditions in accordance with SAE test cord J607 The above ambient conditions are at standard sea level wit...

Страница 14: ...E F G A D J K B C I H L Table 3 Dimensions Housing A B C D 48 4 in 1 230 mm 44 5 in 1 130 mm 2 0 in 50 mm 7 3 in 185 mm E F G H 37 2 in 945 mm 33 3 in 845 mm 29 9 in 760 mm 17 9 in 455 mm I J K L 15 4 in 390 mm 24 0 in 610 mm 25 6 in 650 mm 13 8 in 350 mm Figure 2 Dimensions ...

Страница 15: ...DCA6SPX4F GENERATOR OPERATION MANUAL REV 2 03 12 21 PAGE 15 NOTES ...

Страница 16: ...thecondition of use requires such a device The ground terminal on the generator should always be used to connect the generator to a suitable ground when required Either copper or aluminum wire can be used as the ground cable Cable size is determined by the maximum amperage of the generator Reference Conductor Grounding Table Article 250 of the NEC handbook Connect one end of the ground cable termi...

Страница 17: ...to resist damage to the bottom of the generator and to maintain alignment CAUTION Pay close attention to ventilation when operating the generator inside tunnels and caves The engine exhaust contains noxious elements Engine exhaust must be routed to a ventilated area GENERATOR GROUNDING If applicable to guard against electrical shock and possible damage to the equipment it is important to provide a...

Страница 18: ...ing Alarm This unit is equipped with an oil pressure switch that detects low oil pressure If the lubricating oil pressure of this unit should become abnormally low the oil pressure switch signals the emergency relay to shut down the engine If this condition should occur please refer to the engine troubleshooting table in this manual Excitation System The DCA6SPX4F generator uses a brushless excite...

Страница 19: ...8 Coolant Drain Plug Remove this plug to drain coolant from the radiator 9 Oil Drain Plug Remove this plug to drain oil from the engine 10 Oil Filter Provides filtering for the engine oil Change oil filter as recommended in the maintenance section of this manual 11 Dipstick Remove to check amount and condition of oil in crankcase 12 Fuel Filter Provides filtering for the engine fuel Change fuel fi...

Страница 20: ...ration of the generator the emergency shutdown system will stop the engine automatically c Battery Charge Alarm Lamp This lamp is ON when the output voltage of the alternator drops below a set value If this lamp is ON during normal operation the emergency shutdown system will immediately stop the engine d Pre Heat Lamp The pre heat lamp will be ON during the pre heating cycle cold weather conditio...

Страница 21: ...position 6 Oil Pressure Switch Monitors engine oil pressure In the event of low oil pressure engine will shut down 7 V Belt ALWAYS make sure V belt is properly tensioned A loose or defective V belt can adversely affect the performance of the generator 8 Alternator Provides power to the 12 VDC electrical system Replace only with manufacturer s recommended type alternator 9 Injector Pump Provides fu...

Страница 22: ... 100 ft 65 ft 20 2 400 4 800 125 ft 75 ft 50 ft CAUTION Equipment damage can result from low voltage LOAD APPLICATIONS To determine the running wattage for your load multiply the running wattage as indicated by steps 1 2 and 3 below 1 INCANDESCENT LOADS Lights heaters and similar appliances Total the running wattage and multiply by 1 Example 29 light bulbs 100W each 2 9 kW Use a 3 kW generator 2 S...

Страница 23: ...from its holder Check the oil level shown on the dipstick Figure 9 NOTICE This Kubota engine is equipped with a low oil shutdown capability A built in sensor will automatically turn off the engine should the oil level fall below a safe operating condition Make sure the generator is placed on level ground Placing the generator on level ground will ensure that the low oil sensor will function proper...

Страница 24: ...GER Motor fuels are highly flammable and can be dangerous if mishandled DO NOT smoke while refueling DO NOT attempt to refuel if the engine is hot running or in the dark INSPECTION SETUP COOLANT ANTIFREEZE Kubota recommends antifreeze summer coolant for use in their engines which can be purchased in concentrate and mixed with 50 demineralized water or pre diluted See the Kubota Engine Owner s Manu...

Страница 25: ...er the antifreeze mixing ratio must be less than 50 The fan belt tension is proper if the fan belt bends 10 to 15 mm when depressed with the thumb as shown in Figure 12 Figure 12 Fan Belt Tension BATTERY This unit is of negative ground DO NOT connect in reverse Always maintain battery fluid level between the specified marks Battery life will be shortened if the fluid level is not properly maintain...

Страница 26: ...ST and reconnect negative terminal LAST POSITIVE NEGATIVE NOTICE If the battery cable is connected incorrectly electrical damage to the generator will occur Pay close attention tothepolarityofthebatterywhenconnectingthebattery CAUTION Inadequate battery connections may cause poor starting of the generator and create other malfunctions ALTERNATOR The polarity of the alternator is negative grounding...

Страница 27: ...ine s exhaust contains harmful emissions ALWAYS have adequate ventilationwhen operating Direct exhaust away from nearby personnel STARTINGTHE ENGINE 1 Insert the key into the starter switch Figure 16 and turn it to the RUN position Figure 16 Starter Switch RUN 2 Verify that the oil pressure temperature charge and glow plug lamps on the Engine Warning Lamp Unit Display are lit If either lamp is not...

Страница 28: ...er fine tuning of the output voltage is required Figure 19 Voltage Regulator Knob 1Ø 120 VAC Output Voltage Verification 1 Place main circuit breaker Figure 20 in the ON position Figure 20 Main Circuit Breaker ON NOTICE In cold weather conditions it may be required to extend the duration of the HEAT position for proper starting INCREASE DECREASE 2 Measure the voltage at the output terminals The re...

Страница 29: ...er Switch Stop Position 4 Place the external fuel valve in the OFF position 5 Remove all load connections from the generator Emergency Shutdown 1 Place starter switch key Figure 25 in STOP position Remove key 2 Place the external fuel valve lever in the OFF position Generator Storage For storage of the generator for more than 30 days the following is required Run the engine until all the fuel is c...

Страница 30: ...Element Check X X Change X 1 X All Nuts Bolts Retighten if necessary X Cooling Fins Check X Fuel Tank Clean X Fuel Filter Clean X X X Fuel Filter Element Change X X Fuel Lines Change Every 2 years replace if necessary 2 Battery Change X Radiator Hoses Clamps Change Every 2 years replace if necessary 2 Radiator Coolant Change X Idle Speed Check Adjust X 2 Valve Clearance Check Adjust X 2 Fan Belt C...

Страница 31: ...wer excessive carbon buildup in the combustion chamber and high fuel consumption Change air cleaner more frequently if these conditions exist CAUTION Wear protective equipment such as approved safety glasses or face shields and dust masks or respirators when cleaning air filters with compressed air NOTICE Operating the engine with loose or damaged air filter components could allow unfiltered air i...

Страница 32: ...s Replacetheengineoilfiltercartridge after every 200 750 hours of operation 1 Clean the area around the lubricating oil filter head 2 Coat oil filter seal Figure 28 with clean engine oil 3 Install new oil filter first by hand until it makes contact with the filter head surface Tighten it another 3 4 turn using a filter wrench OIL DRAIN BOLT AND O RING Figure 28 Oil Filter Cartridge 4 Install drain...

Страница 33: ...he filter bowl from the fuel filter head Figure 30 2 Remove fuel filter paper element and replace with a new one 3 Replace O ring and coat with a small amount of clean 15W 40 engine oil 4 Insert the new fuel filter element into the filter bowl 5 Reinstall filter bowl first by hand until it makes contact with the fuel filter head surface Hand tighten only 6 Remove the air from the fuel system Refer...

Страница 34: ...pressure cap from the radiator when the engine is hot Wait until the coolant temperature is below 120 F 50 C before removing pressure cap Heated coolant spray or steam can cause severe scalding and personal injury MAINTENANCE 1 Remove the radiator pressure cap Figure 32 only if the coolant temperature is below 120 F 50 C Figure 32 Radiator Pressure Cap Removal 2 Remove the coolant drain bolt and O...

Страница 35: ...examine the belt and determine if it is oil soaked or glazed a hard shiny appearance on the sides of the belt Either of these two conditions can cause the belt to run hot which can weaken it and increase the danger of it breaking If the V belt exhibits any of the above wear conditions replace the V belt immediately Figure 34 V Belt Inspection GLAZED OIL SOAKED BROKEN CORD FAILURE CRACKS MISSING RU...

Страница 36: ...r Check and replace Defective Exciter Field Contact MQ Technical Support Low Voltage Output Is engine speed correct Adjust to 1 800 rpm Is wiring connection loose Check wiring and repair Defective AVR Replace if necessary High Voltage Output Is wiring connection loose Check wiring and repair Defective AVR Replace if necessary Circuit Breaker Tripped Short Circuit in load Check load and repair Over...

Страница 37: ...e starts and Idle Control Switch is in OFF position Engine speed rises and battery discharges too soon Defective engine regulator Replace regulator Defective wiring Repair or replace wiring Engine starts and Idle Control Switch is in OFF position Engine speed rises and engine seems overloaded Defective alternator Repair or replace alternator Damaged alternator bearing Replace alternator bearings E...

Страница 38: ...ed fuel Fuel leak due to loose injection pipe retaining nut Tighten nut Incorrect injection timing Adjust Fuel cam shaft worn Replace Injection nozzle clogged Clean injection nozzle Injection pump malfunctioning Repair or replace Seizure of crankshaft camshaft piston cylinder liner or bearing Repair or replace Compression leak from cylinder Replace head gasket tighten cylinder head bolt glow plug ...

Страница 39: ...cessive engine oil Reduce to the specified level Piston ring and liner worn or stuck Repair or replace Incorrect injection timing Adjust Deficient compression Adjust top clearance Either black or dark gray exhaust gas is observed Overload Lessen the load Low grade fuel used Use the specified fuel Fuel filter clogged Clean or change Air cleaner clogged Clean or change Deficient nozzle injection Rep...

Страница 40: ...Y VIOLET PINK ORANGE LIGHT GREEN LIGHT BLUE YELLOW WHITE RED SYMBOL WIRING COLOR CODE GR CB SYMBOL DESIGNATION Ex Ar Ar GROUND TERMINAL CIRCUIT BREAKER 25A FIELD WINDING ARMATURE WINDING EXCITATION ARMATURE WINDING R No designation lead size 1 25 Note Re U N V SINGLE PHASE OUTPUT TERMINALS RECTIFIER RESISTOR X W GR Y O TB2 U N V X TB1 V AC VOLTMETER Fg Ex Fg EXCITATION FIELD WINDING VOLTAGE REGULA...

Страница 41: ...G DIAGRAM B L BR G GR V P R W Y LB LG O COLOR SYMBOL COLOR BLACK BLUE BROWN GREEN GRAY VIOLET PINK ORANGE LIGHT GREEN LIGHT BLUE YELLOW WHITE RED SYMBOL WIRING COLOR CODE J K AC 50 19 30 STARTER SWITCH CONNECTIONS X TB2 TERMINAL BOARD Connector view from inserting wire side ...

Страница 42: ...egistered trademarks of Multiquip Inc and may not be used reproduced or altered without written permission All other trademarks are the property of their respective owners and used with permission This manual MUST accompany the equipment at all times This manual is considered a permanent part of the equipment and should remain with the unit if resold The information and specifications included in ...

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