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OM673L2

For Models: M673L2 and M673LD2

OPERATOR’S MANUAL

Marine Generators  |  Marine Diesel Engines  |  Land-Based Generators

Содержание M673L2

Страница 1: ...OM673L2 For Models M673L2 and M673LD2 OPERATOR S MANUAL Marine Generators Marine Diesel Engines Land Based Generators...

Страница 2: ...eproductive harm CALIFORNIA Proposition 65 Warning Northern Lights 4420 14th Avenue N W Seattle WA 98107 Tel 206 789 3880 Fax 206 782 5455 Copyright 2005 Alaska Diesel Electric Inc All rights reserved...

Страница 3: ...elts 14 Valve Clearances 14 Servicing continued Fuels General 15 Fuel Filters 15 Bleeding the Fuel System 16 Injector Service 17 18 Injection Pump 18 Cooling System General 18 Cooling System Flushing...

Страница 4: ...ly Introduction M Northern Lights marine generator set Model number of engine block Bore Cylinders 67 mm 3 Serial Numbers ModelS INCLUDED This manual covers the operating instructions for M673L2 and M...

Страница 5: ...servicing fuel system Keep your hands feet hair and clothing away from power driven parts Check for any loose electrical connections or faulty wiring Engines should be operated only by knowledgeable...

Страница 6: ...l Lift Pump 22 Sea Water Pump 8 Generator End Cover 9 Vibration Mount 10 Starter Motor 11 DC Regulator 12 DC Alternator 13 Belt Guard 14 AVR Circuit Breaker 15 AC Circuit Breaker 23 Lube Oil Drain 24...

Страница 7: ...er the engine starts release the switch and it will return to RUN position To stop the engine hold the switch in the STOP position Note The rocker switch is used on Series 1 panels only and has a ligh...

Страница 8: ...L PRESSURE GAUGE Shows the oil pressure in the engine lubricating system 3 HOUR METER Keeps track of engine running time 4 ENGINE TEMPERATURE GAUGE Registers the temperature of the coolant 5 D C VOLTM...

Страница 9: ...ruined starting 1 Hold the Shutdown Bypass Preheat switch in the ON position for 10 to 20 seconds before starting a cold engine Holding the switch too long can burn out the glow plugs 2 While holding...

Страница 10: ...the temperature rises above 205 F 96 C Repeat troubleshooting 3 If shutdown is activated and the temperature gauge shows temperature within normal temperature range a Check the engine crankcase oil le...

Страница 11: ...gine SP7 Check primary fuel filter SP13 Check cooling water level Check sea strainer marine only AFTER FIRST 50 HOURS SP2 3 Change engine oil and filter SP5 Check V belt tension SP6 Adjust valves SP18...

Страница 12: ...Check condition of batteries with hydrometer EVERY 500 HOURS SP3 Change lubricating oil filters SP8 Change primary filter element Racor SP9 Change secondary fuel filter SP14 Check and flush cooling s...

Страница 13: ...l every 100 hours 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...

Страница 14: ...e after the cylinder head bolts have been re tightened Engine should be cold and NOT running 3 To bring the No 1 cylinder to top dead center in the compression stroke align the timing mark the top mar...

Страница 15: ...Avoid 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 fil...

Страница 16: ...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 17: ...jectors Start engine and check for leaks using a piece of paper or cardboard DO NOT use hand to check for leaks SP12 Injection pump 1 Since operating conditions may vary considerably it is difficult t...

Страница 18: ...4 Remove delivery lines Figure 15 Cover lines inlets and injection pump outlets Figure 16 Remove return line nuts Figure 18 Unscrew injector Figure 19 Remove and replace copper sealing washer Figure 2...

Страница 19: ...ater pump impeller every 1000 hours or as needed 2 Remove the pump end cover Pry out the impeller using needle nose pliers or two screwdrivers Be sure you remove all pieces of failed impeller NOTE Pla...

Страница 20: ...heck electrolyte level every 50 hours or once per month Add distilled water to manufacturer s recommended level 2 Batteries cables and cable terminals should be checked and cleaned every 100 hours Cle...

Страница 21: ...e regulator AVR located in the control box Figure 25 Item 2 GENERATOR Figure 24 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 Fiel...

Страница 22: ...rol terminal board to 240 Figure 28 Figure 28 Control Terminal Board 240 Volt Output b Connect U2 to V1 on the output terminal board Figure 29 Figure 29 Output Terminal Board 240 Volt Output 3 120 240...

Страница 23: ...ng 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...

Страница 24: ...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 34 Remove the screws and unplug leads Figur...

Страница 25: ...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 26: ...Runs 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 secon...

Страница 27: ...if necessary Engine Knocks Insufficient oil Call your dealer Injection pump out of time Call your dealer Below normal engine temperature Check your thermostats Check water temperature to see if tempe...

Страница 28: ...Oil leaks 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 pre...

Страница 29: ...in 434 mm 434 mm Length 27 1 in 27 1 in 688 mm 688 mm Cooling System Approximate Cooling System Capacity 5 gal 5 gal 2 ltr 2 ltr Minimum Through Hull Diameter 0 75 in 0 75 in 19 mm 19 mm Raw Water Pum...

Страница 30: ...OM673L2 08 05 30 AC Wiring Diagrams Wiring diagrams are subject to change without notice AC Engine Wiring Diagram 120 240 Volts AC Drawing B 6103F...

Страница 31: ...OM673L2 08 05 31 AC Wiring Diagrams Wiring diagrams are subject to change without notice AC Engine Wiring Diagram 240 Volts AC Drawing B 6104E...

Страница 32: ...OM673L2 08 05 32 AC Wiring Diagrams Wiring diagrams are subject to change without notice AC Engine Wiring Diagram 120 Volts AC Drawing B 6105C...

Страница 33: ...OM673L2 08 05 33 DC Wiring Diagrams Wiring diagrams are subject to change without notice DC Engine Wiring Diagram 12 Volts DC Standard Ground Drawing B 6102H...

Страница 34: ...OM673L2 08 05 34 DC Wiring Diagrams Wiring diagrams are subject to change without notice DC Engine Wiring Diagram 12 Volts DC Isolated Ground Drawing B 8247...

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