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O6140  03/03

13

Service

Point

 OPERATION 

HOURS/DATE

50 HOURS (or weekly)

 

SP5 

 Check V-belt tension

  SP25 

Check electrolyte in batteries

 

250 HOURS (or every 6 months)

 

SP2 

Change engine oil

 

SP3 

Change lubricating oil fi lter

 

SP4 

Check air cleaner

 

SP8 

Change primary fuel fi lter element

  SP12 

Check turbocharger air, oil & cooling lines for leakage

  SP18 

Check zinc electrodes - HE engines only

500 HOURS (or annually)

  SP20 

Change cooling system fi lter

 

750 HOURS (or annually)

 

SP4 

Replace air cleaner

 

SP6 

Check valve clearances

 

SP9 

Change secondary fuel fi lter

 SP10  Check 

injectors

  SP13 

Check turbocharger boost pressure

 SP15  Check 

and 

fl ush cooling system

  SP19 

Change impeller in sea water pump

  SP25 

Check state of charge of batteries

 

2400 HOURS

 

SP11 

Check fuel injection pump

  SP16 

Check and clean heat exchanger

  SP17 

Check and clean gear oil cooler 

SERVICE RECORD

Summary of Contents for LUGGER L6140A

Page 1: ...O6140 For Models L6140A L6140AL2 M6140AL M6140AL2 OPERATOR S MANUAL Marine Generators Marine Diesel Engines Land Based Generators...

Page 2: ...other reproductive harm CALIFORNIA Proposition 65 Warning Northern Lights 4420 14th Avenue N W Seattle WA 98107 Tel 206 789 3880 Fax 206 782 5455 Copyright 2003 Northern Lights Inc All rights reserve...

Page 3: ...nces 13 Fuels General 14 Fuel Filters 14 Bleeding the Fuel System 14 Injectors 14 15 Injection Pump 15 TABLE OF CONTENTS Read this operator s manual thoroughly before starting to operate your equipmen...

Page 4: ...led turbocharged 1200 RPM marine diesel generator set Komatsu 6140 block Northern Lights turbocharged aftercooled 1500 or 1800 RPM industrial diesel generator set Komatsu 6140 block NL6140A M6140QA L...

Page 5: ...refuel a hot or running engine Do not smoke while fill ing fuel tank or servicing fuel system Keep your hands feet hair and clothing away from power driven parts Check for any loose electrical connec...

Page 6: ...ion pump 10 Fuel feed pump manual priming pump 11 Lube oil dipstick 12 Raw water pump 13 Expansion tank 15 Zinc 2 16 Gear oil cooler 17 Heat exchanger 18 Cooling system fill 19 Air cleaner 20 Crankcas...

Page 7: ...Lube oil dipstick 10 Lube oil drain 11 Starter 12 Air Cleaner 13 Crankcase vent 14 Secondary fuel filter 15 Lube oil filter 16 DC alternator 17 Turbocharger 18 Generator J box 19 Manifold drain 20 Air...

Page 8: ...1 OIL PRESSURE GAUGE The oil pressure gauge shows the oil pressure in the engine lubricating system If the oil pressure drops BELOW 15 PSI at a speed higher than idling stop engine immediately and in...

Page 9: ...AUGE The oil pressure gauge shows the oil pressure in the engine lubricating system 4 WATER TEMPERATURE GAUGE Registers temperature of cooling water 5 HOUR METER Keeps track of engine running time 6 D...

Page 10: ...ating 1 Check Gauges Often Oil pressure must be above 29 PSI The DC voltmeter should read between 13 and 14 volts 26 28 volts 24 volt systems at 60o F 16o C ambient temperature Water temperature gauge...

Page 11: ...your set for the first 100 hours If this is not possible maintain no less than a 50 load to ensure proper seating of the piston rings Vary the load to help seat rings 6 If the proper propeller is used...

Page 12: ...ule note on chart 3 When necessary 4 Change at first 50 and first 100 hours 5 Adjust at first 100 hours SERVICING SCHEDULE CHART DAILY SP1 Check oil level in engine SP7 Check primary fuel filter SP14...

Page 13: ...for leakage SP18 Check zinc electrodes HE engines only 500 HOURS or annually SP20 Change cooling system filter 750 HOURS or annually SP4 Replace air cleaner SP6 Check valve clearances SP9 Change secon...

Page 14: ...ed with a hand pump that drains the engine crankcase and marine gear b Use a wrench to turn the selector valve to drain the engine or gear Use marks on the valve stem as a guide See below c Turn pump...

Page 15: ...ch are held by three bolts 4 Use a breaker bar with a 19mm or 3 4 socket on the pulley that powers the alternator to rotate the crankshaft in a clockwise direction Align the mark on the vibration damp...

Page 16: ...line nuts on fuel inlet connec tor and injection pump Remove fuel line clamps Pull fuel lines loose d Remove fuel inlet connector Note loosen lock nut first and then screw out connector Connector shou...

Page 17: ...or full throttle proper solenoid adjustment and air filter cleanliness before replacing pump Black smoke occasionally may indicate an injection pump problem 3 Any repair which involves disassembly of...

Page 18: ...ylinder on the crankshaft damper with the pointer by slowly rotating the crankshaft in the clockwise direction see Fig 12 On IMO certified engines refer to the data plate on the block for proper timin...

Page 19: ...panel See page 6 Figure 13 Pointer and Crankshaft Damper 2 Delivery Valve Method Use delivery valve method when a repaired or replaced injection pump is installed a Disconnect fuel injection line from...

Page 20: ...are formed when the piston s impact causes the liner walls to vibrate sending pressure waves into the coolant 3 These tiny vapor bubbles collect on the surface of metal parts As the bubbles collapse p...

Page 21: ...ate This type of concen trate which is intended for use in aluminum engines may cause a gel like deposit to form that reduces heat transfer and coolant flow Check container label or consult with suppl...

Page 22: ...ant the venting cock on top of the turbocharger should be opened to ensure that no air pockets form in the cooling system 2 The pressure valve in the filler cap releases when the pressure is approxima...

Page 23: ...a new one The electrode screws out of the holder 4 Re install the zinc holders Be sure the threads are clean for good metal to metal contact 5 Refill cooling system start engine check for leaks SP19 R...

Page 24: ...Paint any scratched or chipped surfaces Put corrosion preventative on all exposed metal surfaces ELECTRICAL SYSTEM GENERAL 1 Never switch battery switch off or break the circuit between the alternato...

Page 25: ...32x24 35x30 40x34 44x40 48x48 19 21 23x16 28x24 32x26 35x32 40x38 44x44 48x52 21 23 23x17 28x25 32x28 35x34 40x42 44x48 23 25 23x19 28x28 32x30 35x38 25 27 23x20 28x30 32x32 35x40 27 29 23x22 28x32 3...

Page 26: ...9 m2 Continuous Duty 250 ft2 23 2 m2 DC Electrical Voltage 24 volt standard 12 volt optional Minimum battery capacity 2 x 225 amp hrs 1150 cca Battery cable size 00 up to 10 ft run Standard instrument...

Page 27: ...23 1 87 4 Fuel Rate 1 2 Load 4 gal hr lph 12 0 45 4 Model Number M6140QA AC Output1 1200 RPM 60 Hz 200 kW 50 Hz Phase Optional Phase 3 Voltages 60 Hz 120 208 120 240 127 220 139 240 220 380 240 416 2...

Page 28: ...and check thermostat Improper valve clearance See your local dealer Dirty or faulty injection nozzles See your local dealer If you cannot correct problems with these procedures see your Lugger or Nort...

Page 29: ...ine out of time See your dealer Lack of engine power cont Injection pump out of time See your local dealer Improper propeller Consult your dealer and prop chart Grass etc on bottom of boat Clean hull...

Page 30: ...O6140 03 03 30 DC Wiring Diagram C 5298B L6140AL 12 Volt Standard Ground...

Page 31: ...O6140 03 03 31 DC Wiring Diagram C 5228A L6140AL 24 Volt Standard Ground...

Page 32: ...O6140 03 03 32 DC Wiring Diagram C 5299 M6140AL 24 Volt Standard Ground...

Page 33: ...O6140 03 03 33 AC Wiring Diagram B 7429H M6140 with Voltage Regulator AVC63 12 all voltages...

Page 34: ...nd trans ocean cruising We consider these minimum quantities Your vessel s operating condi tions may require more of a given part Consult your dealer ONBOARD SPARE PARTS 1 Lube Oil Filter 4 4 2 Air Fi...

Page 35: ...ern lights com 4420 14th Ave NW Seattle WA 98107 Tel 206 789 3880 1 800 762 0165 Fax 206 782 5455 Northern Lights and Lugger are registered trademarks of Northern Lights Inc 2003 All rights reserved L...

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