Table Of Contents - Northern Lights M844W3 Operator's Manual

OPERATOR'S MANUAL
M844LW3, M844LW3G and M20CRW3
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.

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
M844W3 Marine Generator
(Gem Series base frame) ............................. 9
M844W3 Marine Generator
(2011 base frame) .................................... 10
M20CRW3 Commercial Generator .................... 11
CONTROL PANELS ...........................................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 .......................................................16
Oil Changes ........................................................16
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 OM844W3 5/21
for Models
M844W3, M844DW3, M844DW3G,
Proprietary Information
This publication is the property of Northern Lights, Inc.
OM844W3 5/21
Changing Oil Filter .............................................16
Air Cleaner ..........................................................17
V-Belts ................................................................17
Valve Clearances .................................................18
Fuels - General ....................................................19
Fuel Filters ..........................................................19
Injector Service ............................................. 20-21
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
PTO Care ............................................................24
Winterizing / Out-of-Service ..............................24
TROUBLESHOOTING
Electrical .............................................................25
Engine .........................................................26 - 28
WIRING DIAGRAMS
AC Electrical ..............................................30 - 32
DC Electrical ..............................................33 - 41
Panel Diagrams ...........................................42 - 45
APPENDIX (Non-Current Production Diagrams)
DC Electrical ..............................................46 - 49
Panel Diagrams ...........................................50 - 54
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