OM843NW3 5/21
1
OPERATOR'S MANUAL
for Model
M843NW3, M843NW3G
Read this operator's manual thoroughly before starting to operate your equipment.
This manual contains information you will need to run and service your new unit.
Proprietary Information
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 OM843NW3 5/21
Table of Contents
INTRODUCTION
....................................................
2
Unit Identification
.................................................
2
Model Numbers ....................................................
2
Serial Numbers .....................................................
2
WARRANTY
...........................................................
3
SAFETY RULES
................................................
3 - 7
LOCK OUT / TAG OUT PROCEDURES
............
8
COMPONENT LOCATIONS
M843NW3 Marine Generator .......................
9 - 11
CONTROL PANELS
Series 1-B ...........................................................
12
Series 3-B ...........................................................
12
Series 3-C ...........................................................
12
OPERATING PROCEDURES
Break-in Period ...................................................
13
Before Starting ....................................................
13
Starting ................................................................
13
Operating ............................................................
13
Stopping ..............................................................
13
Shutdowns and Alarms .......................................
14
Spare Parts ..........................................................
14
SERVICING SCHEDULE CHART
....................
15
SERVICING
Lubrication - General ..........................................
16
Checking Oil Level .............................................
16
Oil Changes ........................................................
16
Changing Oil Filter .............................................
16
Air Cleaner ..........................................................
17
V-Belts ................................................................
17
Valve Clearances .................................................
18
Fuels - General ....................................................
19
Fuel Filters ..........................................................
19
Injector Service ...................................................
20
Injection Pump ....................................................
20
Cooling System - General ...................................
22
Water Quality ......................................................
22
Checking Coolant Level .....................................
22
Cooling System Flushing ....................................
22
Heat Exchanger ...................................................
23
Raw Water Pump ................................................
23
Exhaust Elbow ....................................................
23
Generator Ends ...................................................
23
Electrical System - General ................................
23
Glow Plugs ..........................................................
23
Booster Batteries .................................................
24
Battery Care ........................................................
24
Power Take-Off (PTO)
........................................
24
Winterizing / Out-of-Service ..............................
24
TROUBLESHOOTING
Electrical .............................................................
25
Engine .........................................................
26 - 28
WIRING DIAGRAMS
AC Wiring ...................................................
29 - 32
DC Wiring ...................................................
33 - 41
Panel Wiring ...............................................
42 - 44
APPENDIX (Non-Current Production Diagrams)
DC Electrical ...........................................
45 - 48
Panel Diagrams ...........................................
49 - 52
Summary of Contents for Lugger M843NW3
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