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ONL673 11/13

38

240 V

olt

AC Engine W

iring Diagram

NL673L2

Drawing B-6104F

W

iring diagrams are subject to change without notice.

Wiring Diagrams

revised 8-16-11

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Содержание NL673K

Страница 1: ...ONL673 For Models NL673K NL673L NL673L2 and NL673L3 OPERATOR S MANUAL Marine Generators Marine Diesel Engines Land Based Generators...

Страница 2: ...PART NO ONL673 11 13 As of January 2011 U S EPA regulations require the application of a permanently applied label near the fuel tank fill port for diesel driven equipment This label is to state ULTRA...

Страница 3: ...n General 14 Checking Oil 14 Oil Changes 14 Changing Oil Filter 14 Air Filter 15 V Belts 15 Valve Clearances 15 Fuels General 16 Fuel Filters 16 Bleeding the Fuel System 17 Injector Service 18 19 Inje...

Страница 4: ...ers MODELS INCLUDED This manual covers the operating instructions for NL673K NL673L NL673L2 and NL673L3 industrial generator sets Model Numbers Model numbers give the unit s application block model as...

Страница 5: ...is manual and on your machine s safety signs Keep signs in good and clean condition Replace missing or damaged signs Be sure new equipment components and repair parts include the current safety signs...

Страница 6: ...ll moving parts have stopped before making any adjustments connections or performing any other type of service to the engine or other driven equipment Prevent accidental discharge of starting fluids b...

Страница 7: ...olyte is poisonous and strong enough to burn skin eat holes into clothing and other materials and cause blindness if splashed into eyes To Avoid Hazards Fill batteries only in well ventilated areas We...

Страница 8: ...Dispose of paint and solvent properly Service Cooling System Safely WARNING Opening a pressurized cooling system can release explosive fluids and causing serious burns Before opening any pressurized c...

Страница 9: ...ater source components between the high pressure fuel pump and nozzles on engines with high pressure fuel systems ONLY AUTHORIZED TECHNICIANS CAN PERFORM REPAIRS ON AN HIGH PRESSURE FUEL INJECTION SYS...

Страница 10: ...be achieved at the local supply valve shut off valves further back in the system and re check the bleed off point until complete shut off is achieved Affix a DO NOT OPERATE tag to each valve handle t...

Страница 11: ...ONL673 11 13 9 Notes...

Страница 12: ...t Outlet 15 Starter 16 Alternator 1 Junction Box 2 DC Circuit Breaker 3 Air Filter 4 Crankcase Vent 5 Lube Oil Fill 6 Injection Pump Figures 2 A and B NL673L2 Service Side and Non service side 7 Coola...

Страница 13: ...ing oil pressure to build beyond the shutdown set point NOTE Three position Engine Control switches must be in the RUN position during preheating Preheat switch must be held in ON position during star...

Страница 14: ...l tank level and open any fuel valves NOTE The battery switch must always be kept ON while the engine is running If the switch is turned OFF while the engine is running the battery charging regulator...

Страница 15: ...rature gauge regularly and turn off the unit if the temperature rises above 230 F 110 C on Industrial sets Repeat trouble shooting 3 If shutdown is activated and the temperature gauge shows temperatur...

Страница 16: ...ired for proper maintenance of your generator set More detailed coverage of each Service Point SP is listed on the page noted in the page column DAILY SP1 Check oil level in engine SP5 Check V belt te...

Страница 17: ...ONL673 11 13 15 Service Record Notes...

Страница 18: ...ours or six weeks whichever comes first 4 Change oil at any seasonal change in temperature when a new viscosity of oil is required 5 Change oil when engine is warm 6 Dispose of waste oil in an approve...

Страница 19: ...hten the mounting bolt and the adjusting bolt 4 Recheckbelttensionaftertighteningboltsand again after running the engine for five minutes at low idle Servicing Figure 6 Valve Adjustment SP6 VALVE CLEA...

Страница 20: ...d storing fuel for long periods of time c Fill the fuel tank at the end of each day s operation This will reduce condensation SP7 9 FUEL FILTERS 1 Your generator set should have a primary fuel filter...

Страница 21: ...immediately 1 The fuel system is self bleeding However any system may need manual bleeding when a A new fuel filter is installed b The engine has run out of fuel c The fuel lines injection pump or an...

Страница 22: ...lare nuts Figure 9 Remove delivery lines Figure 10 Remove return line nuts Figure 11 Remove return line Figure 12 Unscrew injector Figure 13 Remove and replace copper sealing washer Figure 14 Reinstal...

Страница 23: ...ding e Pump hand level on fuel pump to fill lines Tighten lines at injectors Start engine and check for leaks using a piece of paper or cardboard DO NOT use hand to check for leaks SP12 INJECTION PUMP...

Страница 24: ...n and continue flushing until water from engine drain is clear Open all drain cocks and drain completely Close drain cock and refill with recommended coolant mixture Clean fins on radiator 3 Coolant S...

Страница 25: ...nstructions SP 18 19 BATTERY CARE 1 Check electrolyte level daily Add distilled water to manufacturer s recommended level 2 Batteries cables and cable terminals should be checked and cleaned every 100...

Страница 26: ...located in the control box Figure 19 Item 2 GENERATOR Figure 18 1 Stator Core 2 Stator Coil 3 End Cover 4 Brush 5 Ball Bearing 6 Slip Ring 7 Frame 8 Coupling Plate 9 Field Coil 10 Field Core 11 Shaft...

Страница 27: ...ol terminal board to 240 Figure 22 Figure 22 Control Terminal Board 240 Volt Output b Connect U2 to V1 on the output terminal board Figure 23 Figure 23 Output Terminal Board 240 Volt Output 3 120 240...

Страница 28: ...g voltage output c Wiping is the only effective method for removing dust and foreign materials Use a clean lint free piece of cloth 3 If the generator has not been operated for an extended period of t...

Страница 29: ...er of the generator b Brush assembly is white plastic with two wires leading to it It is located at ten o clock and is held in position by two screws Figure 28 Remove the screws and unplug leads Figur...

Страница 30: ...n Low battery output Check specific gravity of each battery Check electrolyte level of each battery Defective electrical system Repair or replace ground wire Starter Cranks Slowly Low battery output B...

Страница 31: ...uns Irregularly Below normal engine temperature Remove and check thermostat or Stalls Frequently Clogged primary or secondary Clean or replace primary filter element fuel filter element replace second...

Страница 32: ...Call your dealer Injection pump out of time Call your dealer Below normal engine temperature Check your thermostats Check water temperature to see if temperature gauge is working properly Engine over...

Страница 33: ...s Check for leaks in lines around gaskets and drain plug Engine Emits Black Clogged or dirty air cleaner Service air cleaner or Gray Exhaust Smoke Defective muffler Have dealer check back pressure bac...

Страница 34: ...ONL673 11 13 32 Wiring Diagrams 120 240 Volt AC Engine Wiring Diagram NL673L 60 Hz Drawing B 6103J Wiring diagrams are subject to change without notice revised 8 16 11...

Страница 35: ...ONL673 11 13 33 120 Volt AC Engine Wiring Diagram NL673L Drawing B 6105G Wiring diagrams are subject to change without notice Wiring Diagrams revised 8 16 11...

Страница 36: ...ONL673 11 13 34 revised 4 30 18 Wiring Diagrams AC Wiring Diagram T aiyo TR2760 4 Lead Genera tor with DST 61 DFN AVR Drawing B 10683A...

Страница 37: ...ONL673 11 13 35 Wiring Diagrams revised 4 30 18 AC Wiring Diagram Taiyo TF276D 4 Lead Generator with DST 61 DFN AVR Drawing B 10968...

Страница 38: ...ONL673 11 13 36 Wiring Diagrams revised 4 30 18 AC Wiring Diagram Taiyo TF276D 4 Lead Generator with DST 61 DFN AVR Drawing B 10669B...

Страница 39: ...ONL673 11 13 37 Wiring Diagrams DC Engine Wiring Diagram NL673L NL673L2 Drawing B 9873 Wiring diagrams are subject to change without notice revised 8 16 11...

Страница 40: ...ONL673 11 13 38 240 Volt AC Engine Wiring Diagram NL673L2 Drawing B 6104F Wiring diagrams are subject to change without notice Wiring Diagrams revised 8 16 11...

Страница 41: ...ONL673 11 13 39 AC Engine Wiring Diagram 50 Hz NL673L2 Drawing B 7373C Wiring diagrams are subject to change without notice Wiring Diagrams...

Страница 42: ...ONL673 11 13 40 S 1B Wiring Diagram 12 Volt Drawing A 3170 Wiring diagrams are subject to change without notice Wiring Diagrams added 8 16 11...

Страница 43: ...ONL673 11 13 41 Wiring Diagrams S 3C Wiring Diagram 12 Volt Drawing A 12616 Wiring diagrams are subject to change without notice added 4 9 12...

Страница 44: ......

Страница 45: ...4420 14th Ave NW Seattle WA 98107 Tel 206 789 3880 1 800 762 0165 www northern lights com Northern Lights and Lugger are registered trademarks of Northern Lights Inc 2013 All rights reserved Litho USA...

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