Northern Lights NL673L Parts Manual

PARTS

CATALOG

Publication #P673L for models:

M673L and NL673L

— CALIFORNIA —

Proposition 65 Warning:

Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm.

NORTHERN LIGHTS 4420 14th AVE. N.W.

SEATTLE, WA 98107-5043 USA

TEL: (206) 789-3880

FAX: (206) 782-5455 http://www.northern-lights.com

PARTS CATALOG

for Models M673L & NL673L

Please read thoroughly before attempting to use this manual:

Table of Contents ..........................................................................................................................................................	I
Model Designation & Serial Numbers .........................................................................................................................	II
Reading a Parts Page ...................................................................................................................................................	III

Table of Contents
GROUP 1 - ENGINE
Cylinder Block Assembly ............................	0 - 1
Crankshaft & Piston .....................................	2 - 3
Oil Pump & Strainer ..........................................	4
Camshaft............................................................	5
Cylinder Head & Rocker Arm Assembly ....	6 - 7
Rocker Arm Cover ............................................	8
GROUP 2 - AIR INTAKE SYSTEM
Air Intake & Rocker Arm Cover .......................	1
Air Filter .......................................................	2 - 4
Muffler ..............................................................	5
GROUP 3 - COOLING SYSTEM & EXHAUST
Exhaust Manifold / Expansion Tank ............	0 - 2
Thermostat & Housing ......................................	3
Coolant Pump ...............................................	4 - 5
Raw Water Pump ..............................................	6
Radiator & Mounting ........................................	7
GROUP 4 - FUEL SYSTEM
General Arrangement ...............................	0 - 1
Governor & Timing Gear Case ....................	2 - 3
Fuel Filter & Mounting ..................................	4
Injector Assembly .............................................	5
Injection Pump Assembly .................................	6

GROUP 5 - ELECTRICAL SYSTEM
12 Volt Engine .............................................	0 - 1
Flywheel Housing & Starter Mounting .............	2
Alternator & Mounting......................................	3
Alternator Assembly .........................................	4
Starter Motor Assembly ....................................	5
Series 1B Start/Stop Control Panel ...................	6
Belt Guard .........................................................	7
GROUP 6 - GASKET SETS
Gasket Sets ...................................................	0 - 1
GROUP 7 - GENERATOR
Generator Components .................................	0 - 3
GROUP 8 - FRAME & MOUNTING
Base Frame Assemblies ...............................	0 - 1
GROUP 9 - ACCESSORIES
GROUP 9 - & OPTIONAL EQUIPMENT
Standard Line - Series 3C, Flush Mount, 12V .....	0
Standard Line - Series 3B, Control Panel, 12V ... 1
Oil Drain Kit......................................................	2
Remote Expansion Tank ...................................	3
Coolant Recovery Tank .....................................	4
Sound Enclosure ...........................................	6 - 7

Proprietary Information

This publication is the sole property of Alaska Diesel Electric, Inc.

It may not be reproduced in whole or part without the expressed written permission of Alaska Diesel Electric, Inc. © Alaska Diesel Electric, Inc. 2003. All rights reserved. Litho U.S.A. Publication number: P673L 09/03

P673L 09/03

Model Designation

MODELS INCLUDED

This manual covers the operating instructions for:

M673L and NL673L, which both use the 673 engine.

Model Numbers

Model numbers give the unit's application, block model, aspiration, and RPM:

M - NL

M - Northern Lights marine generator set

NL - Northern Lights industrial generator set

673

Model number of engine block

Bore	Cylinders
67 mm	3

M 673L

NL 673L

Northern Lights marine diesel generator set with a 673 engine and a TF-276KM or TF-276D generator.

Northern Lights industrial diesel generator set with a 673 engine and a TF-276KM or TF-276D generator.

Serial Numbers

Your set has three serial numbers: an engine number stamped on the block, a generator plate, and a generator set plate. Use the serial number on the generator set plate when ordering parts or in correspondence. The generator set plate is found on the service side of the generator

and resembles the drawing below.

Generator Set Serial Number

P673L 09/03

							Reading a Parts Page
							IMPORTANT:
			Before selecting parts, be sure that you are choosing parts from the correct page.
						Check the model designation at the page top.
						Do not use this illustration for parts purchasing.
						1	ELECTRICAL SYSTEM
					ALTERNATOR ASSEMBLY: M - NL673
		4				3	2
		6	7	8			9
5	KEY	PART NUMBER	QTY.	DESCRIPTION			SERIALNUMBER
	0	185046210	1	Alternator Assembly		10	-
	1	185446219	1	Flywheel, complete			-
	2	185446217	1	Plate, complete			-
	3	185716200	1	Plate			-
	4	185446218	1	Stator, complete			-
	5	040126210	2	Bearing			-
	6	020210010	1	Nut			-
	7	027100010	1	Spring washer			-
	8	026100010	1	Washer			-
	9	185446220	1	Clamp			-
	10	015140408	1	Screw			-
	11	015140425	2	Screw			-
	12	199236510	1	Collar			-
			13	P673 06/96	14
				P673 06/96
			11	5-2	12

REFERENCES:

1.Grouping section title.

2.Model designation of equipment that uses parts listed on this page.

3.Title and description of assembly.

4.Drawing numbers that correspond to key column numbers for parts identification.

5.Key column for locating parts shown on drawing.

6.Part number.

NOTE: Arrows always point toward the front of the engine.

7.Quantity of parts used.

8.Description of each component part.

9.Serial number of unit the part fits.

10.Assembly or kit designated by Key 0 or ••/•.

11.Grouping index number.

12.Page number within the grouping index.

13.Manual title.

14.Page publication date.

P673L 09/03

III

GROUP 1 – ENGINE

Cylinder Block Assembly

1-0

P673L 09/03

1 - 0

GROUP 1 – ENGINE

Cylinder Block Assembly

KEY PART NUMBER QTY DESCRIPTION	SERIAL NUMBER

110103510	1	Cylinder Block - Industrial Application	-
110103490	1	Cylinder Block - Marine Application	-
064200015	1	Expansion Plug 15 mm	-
064200018	2	Expansion Plug 18 mm	-
064200035	4	Expansion Plug 35 mm	-
198466030	5	Blank Plug	-
198466050	1	Blank Plug	-
19-00010	1	Hose Clamp #10 (Marine application only)	-
198466010	4	Blank Plug	-
165296162	1	Idle Gear Shaft	-
198466060	1	Sealing Cap	-
198517301	1	Bushing, standard	-
198517305	1	Bushing, undersize 0.25 mm (formerly #198517304)	-
198517308	1	Bushing, undersize 0.50 mm (formerly #198517307)	-
040106203	1	Bearing	-
064100045	1	Expansion Plug	-
042303015	1	Bearing	-
030500512	1	Dowel Pin	-
030500616	2	Dowel Pin	-
030500820	2	Dowel Pin	-
030309005	2	Lock Pin	-
012110620	2	Stud M6 x 1.0 x 20 mm	-
012100635	1	Stud M6 x 1.0 x 35 mm	-
012100660	1	Stud M6 x 1.0 x 60 mm	-
036509005	1	Retaining Ring	-
110996590	1	Gasket	-
011500860	1	Bolt (Marine application only)	-
140976040	1	Bracket (Marine application only)	-
140606710	1	Drain Hose (Marine application only)	-
052100280	1	Gasket (Marine application only, formerly #054109013)	-
198636080	1	Oil Seal	-
398430560	1	Cap (Marine application only)	-
110706770	1	Oil Pan - Marine Application	-
110706691	1	Oil Pan - Industrial Application	-
010109235	18	Capscrew, Hex Head Phillips M6 x 1.0 x 14 mm	-
120116180	1	Tappet	-
198736050	1	Drain Cock	-
140546020	1	Adapter	-
24-08001	1	Oil Filter	-
110756070	1	Dipstick Tube	-
052100100	2	O-Ring	-
011300612	1	Capscrew, Hex Head with Washer M6 x 1.0 x 12 mm	-
198416350	1	Dipstick	-
120116100	6	Tappet	-
120456320	6	Push Rod	-
140036220	1	Relief Valve Assembly	-
052109078	1	O-Ring	-
068115200	1	Hose	-
15-00701	1	Flat Washer M8	-
15-00702	1	Lock Washer M8	-
14-00711	1	Nut M8 x 1.25	-
010401212	**	Plug, Hex Head M12x1.25 (**As required)	-
025100012	**	Sealing Washer (**As required)	-

P673L 09/03

1 - 1

GROUP 1 – ENGINE

Crankshaft and Pistons

FIG: 1-2

P673L 09/03

1 - 2

						GROUP 1 – ENGINE


					Crankshaft and Pistons

KEY	PART NUMBER	QTY		DESCRIPTION		SERIAL NUMBER
1	115256890	1		Crankshaft (includes keys #2, #3, #32)		-
2	115276210	1		Crankshaft Gear		-
3	030509020	1		Dowel Pin		-
5	110156440	1		Bearing Holder Assembly (includes keys #6 & #7)		-
6	010810845	6	Bolt			-
7	030500612	6		Dowel Pin		-
8	110156450	1		Bearing Holder Assembly (includes keys #6 & #7)		-
9	110156460	1		Bearing Holder Assembly (includes keys #6 & #7)		-
10	198517331	2		Bearing, standard		-
	198517335	2		Bearing, undersize 0.25 mm (formerly #198517334)		-
	198517338	2		Bearing, undersize 0.50 mm (formerly #198517337)		-
11	198517341	2		Bearing, standard		-
	198517345	2		Bearing, undersize 0.25 mm (formerly #198517344)		-
	198517348	2		Bearing, undersize 0.50 mm (formerly #198517347)		-
12	198517102	1		Bearing, standard		-
	198517106	1		Bearing, undersize 0.25 mm (formerly #198517105)		-
	198517109	1		Bearing, undersize 0.50 mm (formerly #198517108)		-
13	198517111	1		Bearing, standard		-
	198517115	1		Bearing, undersize 0.25 mm (formerly #198517114)		-
	198517118	1		Bearing, undersize 0.50 mm (formerly #198517117)		-
14	011510850	2	Bolt			-
15	010700845	3	Bolt			-
16	115107400	3		Ring Kit, standard		-
	115107410	3		Ring Kit, oversize 0.50 mm		-
17	115016960	3		Piston, standard (includes key #16)		-
	115016970	3		Piston, oversize 0.50 mm (includes key #16)		-
18	115326260	3		Piston Pin		-
19	036500019	6		Snap Ring		-
20	115026350	3		Connecting Rod Assembly (includes keys #21 - #23)		-
21	198517325	3	Bushing			-
22	115176130	6		Connecting Rod Bolt		-
23	020109103	6	Nut			-
24	198517311	6		Bearing, standard		-
	198517315	6		Bearing, undersize 0.25 mm (formerly #198517314)		-
	198517318	6		Bearing, undersize 0.50 mm (formerly #198517317)		-
25	115356930	1		Flywheel, complete		-
26	115376040	1		Ring Gear (includes key #26)		-
27	010109330	4	Bolt			-
28	020800018	1	Nut			-
29	115396780	1		Crankshaft Pulley (Marine)		-
	115396751	1		Crankshaft Pulley (Industrial)		-
30	40-02002	1		Drive Belt (formerly #080109048)		-
32	034100508	1	Key			-
33	012111025	4		Stud M10 x 1.5 x 25 mm		-

P673L 09/03

1 - 3

GROUP 1 – ENGINE

Oil Pump and Strainer

				FIG: 1-4

KEY	PART NUMBER	QTY	DESCRIPTION	SERIAL NUMBER
1	198216821	1	Spring	-
2	199266180	1	Thrust Washer	-
3	165026110	1	Idle Gear Assembly	-
4	140166130	1	Rotor	-
5	140116140	1	Oil Pump Cover	-
6	199286340	1	Shim Set	-
7	199216720	1	Spring	-
8	199236540	1	Collar	-
9	036800010	1	Snap Ring	-
13	052109076	1	O-ring	-
14	140986590	1	Oil Pipe	-
15	140406310	1	Suction Filter	-
16	011310612	2	Capscrew, Hex Head with Washer M6 x 1.0 x 12 mm	-
17	165166280	1	Front Plate (Marine)	-
	165166270	1	Front Plate (Industrial)	-
18	165996490	1	Gasket	-
19	011300612	3	Capscrew, Hex Head Phillips M6 x 1.0 x 12 mm	-

			P673L 09/03

1 - 4

GROUP 1 – ENGINE

Camshaft

					FIG: 1-5

KEY	PART NUMBER	QTY		DESCRIPTION	SERIAL NUMBER
1	120026172	1		Camshaft Assembly (includes keys #1 - #10)	-
2	120016060	1		Cam Gear	-
3	034100508	1	Key		-
4	120736081	1	Gear		-
5	199261230	3	Spacer		-
6	040109048	1	Bearing		-
7	125256120	1	Slider		-
8	199566651	1	Plate		-
9	011310612	1	Bolt		-
10	010700610	1	Bolt		-

				P673L 09/03

1 - 5

GROUP 1 – ENGINE

Cylinder Head and Rocker Arm Assembly

FIG: 1-6

P673L 09/03

1 - 6

					GROUP 1 – ENGINE


				Cylinder Head and Rocker Arm Assembly

KEY	PART NUMBER	QTY		DESCRIPTION	SERIAL NUMBER
1	111017980	1		Cylinder Head Assembly (Industrial)	-
	111017960	1		Cylinder Head Assembly (Marine)	-
2	064200018	2		Expansion Plug, 18 mm	-
4	064200022	6		Expansion Plug, 22 mm	-
5	198466070	4		Blank Plug	-
6	120166280	3		Intake Valve	-
7	120176290	3		Exhaust Valve	-
8	120406080	6		Valve Guide Seal	-
9	198217070	6	Spring		-
10	120186100	6	Retainer		-
11	120226080	12		Valve Keeper	-
12	012110650	1		Stud, M6 x 1.0 x 50 mm	-
13	120216130	6		Valve Cap	-
14	110136290	3		Intake Valve Seat	-
15	111147400	1		Head Gasket, Thickness = 0.5 mm	-
16	111136460	11		Head Bolt, 10 mm Hex	-
17	111136470	3		Head Bolt, 10 mm Hex	-
18	012109177	3		Stud Bolt	-
19	120036701	1		Rocker Arm Assembly (includes keys #20 - #32)	-
20	120356200	3		Rocker Arm - Intake	-
21	120356210	3		Rocker Arm - Exhaust	-
22	199486220	6	Screw		-
23	020109076	6	Nut		-
24	120346171	3		Rocker Arm Bracket	-
25	120316190	1		Rocker Arm Shaft	-
26	198217080	2	Spring		-
27	064609006	2	Plug		-
28	030300325	1		Spring Pin	-
29	199280280	4	Shim		-
32	023100008	3		Hex Nut M8 x 1.25 Flanged	-
33	198516340	1		Lifting Eye	-
34	011510816	1	Bolt		-
39	140996260	7		Sealing Washer	-
46	011310650	5	Capscrew		-
51	195816390	1		Lifting Eye (Industrial)	-
52	011510820	1	Bolt		-
53	140607290	1		Oil Pipe	-
54	198486780	2	Bolt		-
55		1		Oil Pressure Switch (see Electrical System)	-
57	023100006	1		Hex Nut M6 x 1.0, Flanged	-
59	21-00139	1		Adapter 1/8 BSPT x 1/8 NPT (with Oil Pressure Sender)	-
	064500010	1		Plug 1/8 BSPT (without Oil Pressure Sender)	-
60	198486720	1		Female Tee, 1/8 BSPT	-
61	198486380	**		Hex Nipple, 1/8 BSPT	-
62	120216130	6		Valve Cap – Late Production	-
				**As required

P673L 09/03

1 - 7

GROUP 1 – ENGINE

Rocker Arm Cover

Industrial Application

					FIG. 1-8

KEY	PART NUMBER	QTY	DESCRIPTION		SERIAL NUMBER

1	111026180	1	Rocker Arm Cover		-
2	110986500	1	Pipe		-
3	110666120	1	Filter		-
4	110666110	1	Oil Stopper		-
5	010100610	2	Bolt		-
6	011310650	2	Bolt		-
7	111996330	1	Gasket		-
8	111996060	1	Gasket		-
9	024560008	3	Nut		-
10	140996260	3	Sealing Washer		-
11	198436010	1	Cap		-
12	052100400	1	O-ring		-
13	190196340	1	Caution Label		-
14	068122560	1	Vent Tube		-

				P673L 09/03

1 - 8

GROUP 2 – INTAKE & EXHAUST SYSTEM

Air Intake and Rocker Arm Cover

Marine Application

				FIG. 2-1

KEY	PART NUMBER	QTY	DESCRIPTION	SERIAL NUMBER
1	111206270	1	Rocker Arm Cover/Air Intake (includes key #2)	-
2	064200030	1	Plug	-
3	010110690	2	Bolt	-
4	135176030	1	Plate	-
5	135996560	1	Gaslet	-
6	190196340	1	Caution Label	-
7	198436010	1	Cap	-
8	052100400	1	O-ring	-
9	110666090	2	Filter	-
10	011510812	5	Bolt	-
11	024600008	3	Nut	-
12	140996260	3	Sealing Washer	-
13	010300810	1	Bolt	-
14	025100008	1	Sealing Washer	-
15	24-28300	1	Air Filter	-
16	111996340	1	Gasket	-

			P673L 09/03

2 - 1

GROUP 2 – INTAKE & EXHAUST SYSTEM

Air Filter

Industrial Application, Early Application

FIG. 2-2

P673L 09/03

2 - 2

				GROUP 2 – INTAKE & EXHAUST SYSTEM


					Air Filter
				Industrial Application, Early Application

KEY	PART NUMBER	QTY	DESCRIPTION		SERIAL NUMBER

1	399480070	1	Screw		-
2	399610100	1	Pin		-
3	399610110	1	Pin		-
4	314630030	1	Clamp		-
5	398113190	2	Rubber		-
6	135597480	1	Air Intake Hose		-
7	198756130	2	Hose Clamp		-
8	408060010	1	Air Filter Assembly (includes keys 13-18)		-
9	198116380	1	Rubber Cushion		-
10	135976570	1	Bracket		-
11	011510820	2	Bolt		-
12	135976120	1	Bracket		-
13	135156100	1	Filter Housing		-
14	408620004	1	Valve		-
15	408620002	1	Element		-
16	408620005	1	Packing		-
17	408620006	1	Packing		-
18	014100620	1	Wing Bolt		-
19	135326060	1	Rain Cap with Clamp		-

P673L 09/03

2 - 3

CORRECTED PAGE

GROUP 2 – INTAKE & EXHAUST SYSTEM

Air Filter

Industrial Application, Late Production

				673 AIR CLEANER

KEY	PART NUMBER	QTY	DESCRIPTION	SERIAL NUMBER
1	135016360	1	Air Filter Assembly (includes keys #6, #7, #8, & #9)	-
2	198756130	2	Hose Clamp	-
3	135597840	1	Hose	-
4	135976650	1	Bracket	-
5	011510816	4	Bolt	-
6	135326207	1	Housing	-
7	24-27301	1	Element	-
8	135326208	1	Cover Assembly	-
9	135326196	1	Valve	-

			P673L 09/03

2 - 4

+ 41 hidden pages