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14. Engine Electrical Circuit Diagram

Содержание DGK15FL

Страница 1: ... birth defects or other reproductive harm Always start and operate the engine in a well ventilated area If in an enclosed area vent the exhaust to the outside Do not modify or tamper with the exhaust system Do not idle the engine except as necessary For more information go to www P65warnings ca gov diesel WARNING Cancer and reproductive Harm www P65Warnings ca gov WARNING Batteries battery posts t...

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Страница 3: ... it will be secure and available for consulting at any time Order another copy from the authorized distributor where this generator was purchased if this manual becomes dusty grimy or torn Consult with the authorized distributor where this generator was purchased if you have any inquiries regarding any points related to this generator and manual When inquiring about this generator be sure to provi...

Страница 4: ...ation 18 6 1 Transport Procedures 18 6 2 Installation Procedures 19 7 Load Connections 20 7 1 Load Cable Selection 20 7 2 Connecting Load Cables 21 8 Pre Operation Inspection 24 8 1 Checking Engine Oil 24 8 2 Checking Coolant 25 8 3 Checking the Fuel 26 8 4 Checking the Spill Containment 27 8 5 Checking for Fuel Oil and Coolant Leak 27 8 6 Checking the Battery 27 9 Operating Procedures 28 9 1 Init...

Страница 5: ... maintaining the engine or any equipment WARNING INJURY Close all doors and lock them during operation Do not open the check door when the starter switch is in the AUTO or START position It will cause injury by rotating parts such as cooling fans and fan belt Always turn the starter switch to the STOP position and stop the engine then close and lock OPERATION PANEL DOOR before checking or maintain...

Страница 6: ... is leaking repair the leaking location before operation Always be sure to wipe up any spilled fuel or oil Allow the generator to cool before covering with the protective cover Never allow flame to come close to the generator Always make sure that the engine is stopped when working on piping After working on the piping check that there is no fuel leakage Absolutely never inspect or perform mainten...

Страница 7: ...ly fix the equipment with rope or similar item to avoid any unexpected move when transporting by truck or other vehicle CAUTION PROPERTY DAMAGE Do not use the equipment for any improper applications Improper usage can result in an accident or malfunction If using this generator for medical equipment check before use with the medical equipment manufacturer doctor hospital or similar entity Check th...

Страница 8: ... no X505 010400 Danger Using a generator Part no X505 011430 Caution This machine starts Part no X505 010800 Warning Fire Part no X505 007650 EPA Regulation Complied Notice Part no X505 008400 Caution Property damage Part no X564 000370 Terminal Cover Instructions Part no M704 002250 Spill containment bolts Part no M707 000380 Warning Injury Part no X505 010920 Warning Injury Part no X505 007550 C...

Страница 9: ...rtical Water Cooled 4 Cycle Diesel Model Manufacturer D902 KUBOTA No of Cylinders bore stroke in mm 3 2 83x3 78 72x73 6 Continuous Rated Output hp 20 7 Rated Speed rpm 3 600 Displacement cu in liters 55 0 898 Combustion System Indirect Injection Cooling Method Water cooled Starting Method Electric Fuel No 2 D S15 EPA regulation Lubricating Oil API service type CF class or better Fuel Tank Capacity...

Страница 10: ...ce for lighting and similar equipment Power source for electrical tools and household appliances 4 1 External View Part Names CAUTION PROPERTY SECONDARY DAMAGE Do not use for any application other than those listed above If using this generator for medical equipment check before use with the medical equipment manufacturer doctor hospital or similar entity 3 Applications 4 Part Names Spill Containm...

Страница 11: ...rnator Check Door Fuel Filter Water Separator Fan Guard Engine Check Door Fuel Tank Inside 3way Fuel Valve External Fuel Return Oil Filter Coolant Sub Tank Oil Level Gauge Air Cleaner Oil Filler Accessories Owner s and Operator s Manual Engine Warranty Manual Product Warranty Manual External Fuel Inlet ...

Страница 12: ...mmeter Oil Pressure Water Temperature Speed Selector Switch Frequency Meter Display Selector Switch Pilot Lamp Fuel Level Voltage Regulator Hour Meter Ammeter Selector Switch Starter Switch Breaker Trip Selector Switch Accessory Switch Warning Indicators Over Crank Indicator Spill containment Overflow Warning Indicator ...

Страница 13: ...tor switch to change the display in the following order three phase single phase three wire U W output and single phase three wire U N output and single phase three wire W N output Output of three phase is always displayed when the engine is started Note Consider the digitally displayed available output as an approximate estimate Be sure to thoroughly consider the displayed value and the used load...

Страница 14: ...the engine will be automatically stopped If this occurs flush the liquid stored in the spill containment Refer to section 10 Inspection Maintenance 10 Flushing Liquid in Spill Containment Note Water can also accumulate in the spill containment due to rain entering into the generator Accordingly you should periodically flush liquid accumulated within the generator However you should flush water acc...

Страница 15: ...ntact authorized distributor where the generator was purchased Note This battery charging warning indicator cannot detect battery deterioration or insufficient battery fluid Refer to section 8 6 Checking the Battery 2 OIL PRESS Engine Oil Pressure Warning Indicator Low Oil Press If the engine oil pressure drops below 14 psi 0 98 x 100 kPa during operation the OIL PRESS warning indicator illuminate...

Страница 16: ...gine speed to increase excessively If the engine speed rose above 4 140 rpm during operation the OVER SPEED warning indicator illuminates and the engine will be automatically stopped If this occurs it is probable that some malfunction has occurred in the engine Contact authorized distributor where the generator was purchased 5 SPILL CONTAINMENT Spill Containment Amount Checking Indicator The SPILL...

Страница 17: ...regulations 5 6 Meters and Gauges Engine Meters and Gauges 1 Hour Meter Displays the operating time Use this as a reference for managing periodic inspection interval Be careful as the hour meter operates when the ACCESSORY switch is at ON position regardless of engine is running or not and or when the engine shuts off abnormally when STARTER SWITCH is set at START position or AUTO position Except ...

Страница 18: ...aches to the maximum level and FULL is lit The lit lamp decreases as the amount of fuel in the tank reaches to EMPTY The fuel level on the control panel will only display the fuel level for the internal fuel tank Generator Meters and Gauges 1 Voltmeter The voltmeter displays the three phase output voltage voltage between L1 L3 Check that 240 V is displayed during operation Output voltage for singl...

Страница 19: ...een detected correctly In that case contact the authorized distributor where the generator was purchased Switches 1 Starter Switch The engine warms up and starts automatically START The engine is started in this position The engine warms up and starts automatically STOP The engine is stopped and the power supply is turned off completely in this position You can operate the ACCESSORY switch in this...

Страница 20: ...again Switch Selection 3 1 The three phase breaker trips first followed by the single phase breaker Simultaneous 3 1 The three phase and single phase breakers trip simultaneously 1 3 The single phase breaker trips first followed by the three phase breaker 5 Ammeter Selector Switch This switch is for selecting the output current indicated by the ammeter Change the switch to display the following ou...

Страница 21: ...ly fuel from the external tank Refer to 9 6 Connecting with External Fuel Tank for corresponding procedures 6 1 Transport Procedures CAUTION FIRE Always make sure that the engine is stopped when working on piping Always be sure to wipe up any spilled fuel After working on the piping check that there is no fuel leakage WARNING INJURY Always be sure to use Lifting Hook when lifting up the generator ...

Страница 22: ...ion panel door and Left Right check doors are accessible for internal inspection maintenance Note This generator is manufactured presupposing that it will be installed on a flat hard and leveled surface Accordingly care must be taken as using under any other installation conditions can result in a fault or malfunction WARNING EXHAUST GAS POISONING Do not operate the generator in poorly ventilated ...

Страница 23: ...he voltage drop across the cable will be within 5 of the rated voltage Load Cable Selection Tables Ex If used voltage is 240 V and voltage drops by 12 V Three phase Cabtyre cables Unit AWG Length 100 ft 30m or less 200 ft 61 m 300 ft 91 m 400 ft 122 m 500 ft 152 m 600 ft 183 m Current 20 A 12 12 10 8 8 6 40 A 12 8 6 6 4 4 60 A 10 6 4 4 2 2 Ex If used voltage is 120 V and voltage drops by 6 V Singl...

Страница 24: ...ufficiently tighten the connection Failure to sufficiently tightened will result in cable burnout Terminal cover must remain closed during operation or breaker will trip 1 Three Phase Output Terminal For three phase load Terminal voltage is 240 V For single phase load Terminal voltage is 139 V WARNING ELECTRIC SHOCK Always turn all the breakers OFF place the starter switch in the STOP position and...

Страница 25: ...pe load U W terminal voltage is 240 V U N terminal voltage is 120 V W N terminal voltage is 120 V For single phase 240 V load For single phase 120 V load Single phase 120V receptacle single phase 240 120V receptacle Load N GROUND U W Load Load N GROUND U W Load CON1 Load CON3 Load CON2 Load CON4 CON5 Load Load Load Load L1 L2 L3 N GROUND ...

Страница 26: ...U N 6 6 W N 6 6 Maximum total allowable capacity is less than 12kVA Note If using a single phase 120 V between output terminals U N and W N connect an equivalent load between U N and W N If using a single phase three wire output terminal simultaneously with a receptacle output make sure that currents passing through each phase are less than the rated current of this generator N GROUND U W U N W N ...

Страница 27: ... service type CF class 2 Engine Oil Viscosity Grades Use a diesel engine oil with an appropriate viscosity corresponding to the ambient temperature refer to the table WARNING INJURY Always turn the starter switch to the STOP position and stop the engine then close and lock OPERATION PANEL DOOR before checking or maintaining the engine or any equipment Do not open the check door when the starter sw...

Страница 28: ... attach and tighten the radiator cap Attach the radiator plate Note Use GM SPEC 6277M or equivalent Use a 50 50 mix of Long Life Coolant LLC Always use potable water when mixing the coolant Use LLC with the same mixture ratio in the coolant sub tank Do not increase the LLC mixture ratio unless necessary Doing so could result in overheating or another fault malfunction If adding LLC be sure to use ...

Страница 29: ...level on the control panel will only display the fuel level for the internal fuel tank Be sure to close the cap tightly after refueling Note Use Diesel fuel ASTM D975 No 2 D S15 Engine is designed to operate on Ultra Low Sulfur Diesel Fuel only Use of any other fuel may result in engine no longer operating in compliance with emissions requirements The fuel supply pump injectors and other parts of ...

Страница 30: ...ravity of the battery fluid is 1 23 or less Request the authorized distributor where the generator was purchased to recharge the battery CAUTION FIRE If fuel or oil is leaking repair the leaking location before operation CAUTION FIRE If fuel or oil is leaking repair the leaking location before operation California Proposition 65 WARNING Batteries battery posts terminals and related accessories con...

Страница 31: ...ned on before operating the breaker Close all doors and lock them during operation Do not open the check door when the starter switch is in the AUTO or START position It may get caught in rotating parts such as cooling fans and fan belt Always turn the starter switch to the STOP position and stop the engine then close and lock OPERATION PANEL DOOR before checking or maintaining the engine or any e...

Страница 32: ...er might be pinched in a door 1 Manual Start Turn off the three phase and single phase breakers on the operation panel of this machine Set the ACCESSORY switch to OFF and use the safety cap to cover it Open the fuel valves Set the STARTER SWITCH selector to START position Warm up the engine for approximately 5 minutes Note The warm up process starts automatically Please keep in mind that the muffl...

Страница 33: ...e generator 2 Adjustment during Operation During load operation check the voltmeter and finely adjust voltage using the voltage regulator dial Restarting after stopping due to running out of fuel The fuel filter includes an automatic air bleeding device Restart the engine easily according to the following procedures even if the engine has stopped due to running out of fuel Turn the three phase and...

Страница 34: ...longed period If you leave the selector in the AUTO or START position the standby current may drain the battery 2 Auto Start The engine stops when the REMOTE START terminal opens Set the STARTER SWITCH selector to STOP position and close the fuel valves if you do not plan to use the generator for a prolonged period of time Note Never turn accessory switch ON during operation The engine keeps runni...

Страница 35: ... containment accumulated fluid has exceeded the specified level making it necessary to flush the fluid 6 Spill Containment Fluid Overflow Spill containment accumulated fluid has exceeded the specified level making it near the fill 7 Overload Activates in overload 8 Terminal Cover Open Activates when terminal cover is opened 9 Over Crank Engine startup failure 10 Rotation signal loss Flashing When ...

Страница 36: ... the lever completely If the lever is not completely pressed to either side it might not be possible to supply fuel causing the engine to stop Set the supply side so that it is 0 6 to 0 8 in 15 to 20 mm above the bottom of the tank in order to prevent foreign material or water from being suctioned from inside the external fuel tank Set the external fuel tank return side at the same height as the s...

Страница 37: ...lectric parts while the generator is operating Do not open the check door when the starter switch is in the AUTO or START position It will cause injury by rotating parts such as cooling fans and fan belt Always turn the starter switch to the STOP position and stop the engine then close and lock OPERATION PANEL DOOR before checking or maintaining the engine or any equipment Always be sure to use Li...

Страница 38: ... Every 500 hours Every 800 hours Every 1 500 hours Every 2 000 hours Every 3 000 hours Remarks Engine Inspect Add Fuel Inspect Add Engine Oil Change Engine Oil 1st time at 50hrs Change Oil Filter 1st time at 50hrs Inspect Add Coolant Change Coolant or 2 years Clean Fuel Filter Replace Fuel Filter Element Drain Water from Clean Fuel Tank Inspect for Fuel Oil Coolant Leakage Inspect Add Battery Flui...

Страница 39: ...er starting the engine be sure to always check that there is no oil leakage Always be sure to wipe up any spilled engine oil Replace the packing of the oil drain plug with a new part each time the oil is changed Packing part no 6C090 58961 Kubota part no 2 Replacing the Oil Filter First Time 50 hours Thereafter Every 300 hours Drain the engine oil Refer to section 1 Engine Oil Replacement Remove t...

Страница 40: ...il is adhering Replace with new parts 4 Draining Water from the Water Separator First Time 50 hours Clean Every 100 hours Drain water when the float red inside the cup floats to the water draining position bottom of the element Place a container under Water Separator to catch spilled water and fuel Close the fuel valve Loosen the retainer ring counterclockwise and remove the cup and the gauze filt...

Страница 41: ...rn the fuel valve to CLOSE Always be sure to wipe up any spilled fuel If water gathers in the cup drain water from the fuel tank Refer to section 10 Inspection Maintenance 6 Draining Water from the Fuel Tank Element part no 16271 43561 Kubota part no 6 Draining Water from the Fuel Tank Drain Water Every 200 hours Set a container to catch spilled water Remove the fuel drain plug and packing with ru...

Страница 42: ...nged Packing part no 6C090 58961 Kubota part no After reinserting the coolant drain plug and shortly after starting the engine be sure to always check that there is no coolant leakage 8 Fan Belt Adjustment First Time 50 hour Thereafter Every 100 hours Remove the fan guard Inspect that there is no damage to the fan belt If so be sure to replace it Push the center of the fan belt with your finger 49...

Страница 43: ...g the plug hold the drain valve fixed using a spanner or similar tool and turn the plug If oil or other liquid is mixed in with the flushed liquid this indicates that there is an oil leak In such case check the leak point The types of liquids that can accumulate in the spill containment include oil fuel and coolant water and battery fluid such that it is not possible to distinguish between rain wa...

Страница 44: ... reverse order Reassemble the fuel piping and wiring connector to their original positions Turn the 3way fuel valve lever to the B side Note After reassembling bleed air from the fuel system Refer to section 9 2 Procedures during Operation After reassembling check that there is no fuel leakage Spill Containment Cleaning Inspection Use a high pressure cleaner or similar equipment to clean the insid...

Страница 45: ... to drain the water After the procedures have been completed apply sealant coating to the plug R1 or wrap it by seal tape and reinsert it Note If the fluid drained when cleaning the spill containment contains oil or grease dispose of it according to the related laws and regulations If the spill containment has a leak contact the authorized distributor where the generator was purchased 3 4 5 6 7 Po...

Страница 46: ...rate the generator in poorly ventilated areas such as indoors or tunnels as the exhaust gas of the engine contains substances that are harmful to human health Do not direct exhaust fumes at bystanders or buildings WARNING INJURY Always be sure to check that the breakers on load side and switches for any equipment using the generator are at OFF before turning the breaker to ON Also be sure to advis...

Страница 47: ...inment Refer to section 10 Inspection Maintenance 10 Flushing Liquid in Spill Containment Store in a secured location Clean up all generator components and store in a dry and dust free location Also cover when storing so that rain cannot enter through the suction or exhaust ports Note Maintain fluid of the removed battery to the appropriate level and recharge every month WARNING INJURY Always turn...

Страница 48: ...ood ties of the same size and that are wider than this generator between each generator and set another generator on top of the ties Never stack more than two levels and do not set a generator on top that is larger in weight size than that on the bottom Do not operate the generator when it is double stacked WARNING ELECTRIC SHOCK INJURY Do not touch output terminals or internal electric parts whil...

Страница 49: ...re falls down below 32ﾟF 0 1 Fuel is frozen 2 Water in fuel line is frozen 3 Pre heater is defective 1 Use winterized fuel 2 Drain water in fuel line 3 Contact distributor or dealer for repair Engine starts but stalls immediately 1 Fuel filter is clogged 2 Gauze filter is clogged 3 Water is interfused in fuel line 4 Air is interfused in fuel line 5 Mistake of connecting with external tank 6 Air fi...

Страница 50: ...xciter is defective 5 Alternator is defective 1 Contact distributor or dealer for repair 2 Contact distributor or dealer for repair 3 Contact distributor or dealer for repair 4 Contact distributor or dealer for repair 5 Contact distributor or dealer for repair Pointer hand does not goes up to the rated voltage 1 Voltage meter is defective 2 AVR is defective 3 Voltage regulator dial is defective 1 ...

Страница 51: ...48 13 Generator Circuit Diagram ...

Страница 52: ...49 14 Engine Electrical Circuit Diagram ...

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Страница 54: ... 2020 ...

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