Related Manuals for Northern Lights Lugger OM773LW2
Summary of Contents for Northern Lights Lugger OM773LW2
- Page 1 OM773LW2 For Models: M773LW and M773LW2 OPERATOR’S MANUAL Marine Generators | Marine Diesel Engines | Land-Based Generators...
- Page 2 4420 14th Avenue N.W. Seattle, WA 98107 Tel: (206) 789-3880 Fax: (206) 782-5455 Copyright ©2009 Northern Lights, Inc. All rights reserved. Northern Lights™, and the Northern Lights logo are trademarks of Northern Lights, Inc. Printed in U.S.A. PART NO.: OM773LW2 10/09...
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Page 3: Table Of Contents
This publication is the property of Northern Lights, Inc. It may not be reproduced in whole or in part without the written permission of Northern Lights, Inc. © Northern Lights, Inc. All rights reserved. Litho U.S.A. Publication number OM773W2 10/09... -
Page 4: Introduction
Model numbers give the unit’s application, block model, aspiration, and RPM Model numbers give the unit's application, block model, aspiration, and RPM: L, W, W2 M - Northern Lights marine generator set Model number of engine block L - Long stroke... -
Page 5: Warranty
Warranty A warranty registration certifi cate is supplied NOTE: If the warranty is to apply, the servicing with your set. It entitles the original purchaser of instructions outlined in this manual must be our equipment to a warranty covering material followed. -
Page 6: Component Locations M773Lw Marine Generators
Marine Generator Component Locations Figure 1 & 2: M773LW with PX-309K2 generator 1. Generator Control Box 8. Fuel Injector 15. Block Drain 21. AC Circuit Breaker for 26. Starter 2. Air Filter 9. Stop Solenoid 16. Fuel Inlet and Return 27. -
Page 7: M773Lw2 Marine Generators
Marine Generator Component Locations Figure 3 & 4: M773LW2 with PX-309K2 generator end. 1. Generator Control Box 13. Seawater Pump 7. Fuel Injector 20. Heat Exchanger End 2. DC Circuit Breaker 14. Fuel Inlet and Return 8. Coolant Fill 3. Coolant Recovery 15. -
Page 8: Northern Lights Generator Sets
Control Panels 1. SHUTDOWN BYPASS-PREHEAT SWITCH There are two functions built into this switch: 1. Preheats the fuel before beginning the starting process. Press switch 10-20 seconds before attempt- ing start-up. 2. Bypasses the safety shutdown feature during starting process. Keep switch engaged while starting engine and for 2 to 3 seconds afterwards, allowing oil pressure to build beyond shutdown set point. - Page 9 Control Panels 1. SHUTDOWN BYPASS SWITCH Manual Start Panels (S-7.1 and S-7.3) Hold the switch in the START position until the engine is running. NOTE: Excessive cranking may cause engine damage. After the engine starts, release the switch and it will return to the RUN position.
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Page 10: Operating Procedures
Operating Procedures BREAK-IN PERIOD STARTING 1. Hold the Shutdown Bypass-Preheat switch in the 1. The fi rst 100 hours on a new or reconditioned ON position for 10 to 20 seconds before starting a engine are critical to its life and performance. cold engine. -
Page 11: Shutdowns And Alarms
SPARE PARTS 1. Generator sets have shutdown systems to stop the 1. Northern Lights, Inc. recommends that you keep the engine in the event of high water temperature or low following spare parts on hand for fi eld service. The oil pressure. -
Page 12: Servicing Schedule Chart
Servicing Schedule Chart The Servicing Schedule Chart below shows the service schedule required 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: EVERY 500 HOURS: Check oil level in engine Change primary fuel fi... - Page 13 Service Record Notes OM773LW2 10/09...
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Page 14: Servicing
Servicing LUBRICATION - GENERAL SP2. OIL CHANGES 1. Use only clean, high quality lubricants stored in 1. The set is delivered with special break-in oil. clean containers in a protected area. Change the engine oil and oil fi lter after 50 hours 2. -
Page 15: Servicing ( Continued )
Servicing SP4. AIR CLEANER SP6. VALVE CLEARANCES 1. Inspect air cleaner every 250 hours. In dusty condi- 1. Adjust valve clearance after 1000 hours or as tions, check more often. needed. 2. If dirty, wash element in soapy water. Rinse and dry 2. -
Page 16: Fuels - General
Servicing SP7-9. FUEL FILTERS FUELS - GENERAL 1. Your generator set should have a primary fuel fi lter 1. Use only clean, high quality fuels of the following installed. We recommend the Racor brand of fuel specifi cations, as defi ned by ASTM designation fi... -
Page 17: Bleeding The Fuel System
Servicing SP10. BLEEDING THE FUEL SYSTEM CAUTION: Escaping diesel fuel under pressure can penetrate skin causing serious personal injury. Before disconnecting lines be sure to relieve all pressure. Before applying pressure, be sure all connections are tight and lines, pipes and hoses aren't damaged. Fuel escaping from a very small hole can be almost invisible. - Page 18 Servicing Figure 12: Remove delivery line fl are nuts. Figure 16: Unscrew injector. Figure 13: Remove delivery lines. Figure 17: Remove and replace copper sealing washer. Figure 14: Remove return line nuts. Figure 18: Reinstall injector. Torque to proper tightness. Figure 15: Remove return line.
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Page 19: Injector Service
1. Injectors should be checked every 1000 hours. 1. Since operating conditions may vary considerably, Check should be made by a Northern Lights dealer it is diffi cult to give a defi nite interval for checking or local injection repair station. -
Page 20: Cooling System Flushing
Owner’s Manual. If you do not have one of these manuals, contact your SP15. HEAT EXCHANGER local Northern Lights dealer. 1. Clean the heat exchanger core once a year or after ELECTRICAL SYSTEM - GENERAL 2500 hours of operation. -
Page 21: Glow Plugs
Servicing GLOW PLUGS SP 18-19. BATTERY CARE 1. Each cylinder is supplied with a glow plug which 1. Check electrolyte level daily, Add distilled water to serves to heat the combustion chamber. manufacturer’s recommended level. 2. To check the glow plugs, loosen the current 2. -
Page 22: Troubleshooting
• Clean and tighten battery and harness plug connections. Sulfated or worn out batteries • Check specifi c gravity and electrolyte level of each battery. If you cannot correct problems with these procedures, see your Northern Lights dealer. OM773LW2 10/09... -
Page 23: Engine
Troubleshooting ENGINE PROBLEM POSSIBLE CAUSE RECOMMENDATION(S) Engine Hard to Start Improper starting procedure • See starting section of this manual. Take or Will Not Start special note of Bypass Switch operation. No fuel • Check level of fuel in fuel tank. Low battery output •... - Page 24 Engine overloaded • Check load usage. Engine not at proper temperature • Check your thermostats. • Check water temperature with thermometer and replace gauge if necessary. If you cannot correct problems with these procedures, see your Northern Lights dealer. OM773LW2 10/09...
- Page 25 White Smoke Cold engine • Warm up engine to normal operating temperature. Defective thermostat • Remove and check thermostat. Engine timing off • See your dealer. If you cannot correct problems with these procedures, see your Northern Lights dealer. OM773LW2 10/09...
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Page 26: Wiring Diagrams
Wiring Diagrams OM773LW2 10/09... -
Page 27: Dc Electrical
Wiring Diagrams OM773LW2 10/09... - Page 28 Wiring Diagrams OM773LW2 10/09...
- Page 29 Wiring Diagrams OM773LW2 10/09...
- Page 30 Wiring Diagrams OM773LW2 10/09...
- Page 31 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. www.northern-lights.com © 2009 All rights reserved. Litho USA.
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