P488

For Models: NL488K2 & NL488W2

PARTS CATALOG

Marine Generators | Marine Diesel Engines | Land-Based Generators

 — CALIFORNIA —
Proposition 65 Warning:
Diesel engine exhaust and some of its constitu-
ents are known to the State of California to cause
cancer, birth defects, and other reproductive harm.

Northern Lights
4420 14th Avenue N.W.
Seattle, WA 98107
Tel: (206) 789-3880
Fax: (206) 782-5455

Copyright ©2004 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.: P448-2 10/04
 PARTS CATALOG
for Models
NL488K2 and NL488W2

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 GROUP 5 - ELECTRICAL SYSTEM

Cylinder Block ....................................... 0 - 1 Engine Electrical, 12 Volt ......................... 0 - 1
Flywheel Housing and Oil Sump .............. 2 - 3 Starting Motor ........................................ 2 - 3
Crankshaft and Piston ............................. 4 - 5 Alternator and Mounting .......................... 4 - 5
Camshaft and Driving Gear ...................... 6 - 7 Control Panel ......................................... 6 - 7
Timing Gear Housing .............................. 8 - 9
Lubricating System ............................. 10 - 11 GROUP 6 - GASKETS
Cylinder Head and Rocker Arm Cover ... 12 - 13 Gasket Set ............................................... 0 - 1

GROUP 2 - INTAKE & EXHAUST GROUP 8 - FRAME & MOUNTING

Intake Manifold and Air Cleaner ................ 0 - 1 PX-320K2 Frame Generator ................ 0 - 1
Exhaust Manifold and Muffler .................. 2 - 3

GROUP 3 - COOLING SYSTEM

General Arrangement ............................... 0 - 1
Radiator and Modular Guard .................... 2 - 3

GROUP 4 - FUEL SYSTEM

Injection Pump ............................................. 0
General Arrangement ............................... 2 - 3
Fuel Lines and Filter Mounting ................ 4 - 5

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 P488-2 10/04

P488-2 10/04
I
INTRODUCTION

MODEL DESIGNATION

MODELS INCLUDED
This manual covers the operating instructions for:
NL488K2 and NL488W2, which uses the Yanmar model 4TNV88-GGE.

MODEL NUMBERS

Model numbers give the unit's application, block model, aspiration, and RPM:
NL 488

NL - Northern Lights industrial generator set Model number of engine block

Cylinders Bore
4 88 mm

NL488K2 Northern Lights industrial diesel generator set

with a 488 engine, Tier II.

Northern Lights industrial diesel generator set

NL488W2 with a 488 engine and a new winding generator
end, Tier II.

SERIAL NUMBERS

NORTHERN LIGHTS
Your set has three serial numbers: 1 an engine number stamped on the block, 2 a generator plate,
and 3 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

for units with PXK generators

P488-2 10/04

II
 INTRODUCTION

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 - NL488

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 14
P488 06/96
11 5-2 12

REFERENCES:
1. Grouping section title. 7. Quantity of parts used.
2. Model designation of equipment that uses parts 8. Description of each component part.
listed on this page. 9. Serial number of unit the part fits.
3. Title and description of assembly. 10. Assembly or kit designated by Key 0 or ••/•.
4. Drawing numbers that correspond to key 11. Grouping index number.
column numbers for parts identification. 12. Page number within the grouping index.
5. Key column for locating parts shown on drawing. 13. Manual title.
6. Part number. 14. Page publication date.

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

P488-2 10/04
III
GROUP 1 – ENGINE

Cylinder Block

Figure 1

P488-2 10/04

1-0
 GROUP 1 – ENGINE

Cylinder Block

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 729602-01560 1 Cylinder Block Assembly -
2 129795-02411 1 Camshaft Bush -
3 124160-01910 2 Plug, 1/4 BSPT -
4 124160-01910 1 Plug, 1/4 BSPT -
5 171051-01921 1 Plug -
6 124060-01050 1 Plug, 1/8 -
7 129001-01250 1 Plug 50 mm -
8 27241-120000 2 Plug 12 mm -
9 27241-300000 8 Plug 30 mm -
11 129150-02020 10 Bearing Cap Bolt -
12 129001-02930 5 Main Bearing, Standard -
129150-02870 5 Main Bearing, Under-sized 0.25 mm -
13 129150-02930 2 Thrust Bearing, Standard -
129150-02940 2 Thrust Bearing, Over-sized 0.25 mm -
16 129150-01200 18 Cylinder Head Bolt -
17 129407-01340 1 Cylinder Head Gasket -
18 129004-01190 1 Spacer -

P488-2 10/04

1-1
GROUP 1 – ENGINE

Flywheel Housing and Oil Sump

Figure 2

P488-2 10/04

1-2
 GROUP 1 – ENGINE

Flywheel Housing and Oil Sump

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 171420-01600 1 Flywheel Housing -
2 129100-01580 2 Parallel Pin -
3 119620-01750 1 Plug -
4 26206-100252 6 Bolt, M10 x 25 -
5 26206-100302 4 Bolt, M10 x 30 -
6 129400-01770 1 Oil Sump Assembly (Includes keys #7 & 9) -
7 119640-01640 1 Drain Plug M22 x 1.5 -
36-77300 1 Oil Drain Valve with 5/8" Hose Barb (Optional - not shown) -
8 129486-01670 1 Bolt, M8 x 30 -
9 29190-220002 1 Seal Washer -
10 129400-01730 1 Oil Sump Spacer -
11 26106-080162 4 Bolt, M8 x 16 Plated -
12 26106-080252 2 Bolt, M8 x 25 Plated -
13 26106-080452 24 Bolt, M8 x 45 Plated -
14 129100-01580 2 Parallel Pin 8 x 16 -
15 129100-01640 1 Rear Main Seal Retainer (Includes keys #16 & 17) -
16 129795-01780 1 Rear Main Seal -
17 26106-080352 3 Bolt, M8 x 35 Plated -
18 927770-01212 ** Liquid Gasket -

**As required.

P488-2 10/04

1-3
GROUP 1 – ENGINE

Crankshaft and Piston

Figure 3

P488-2 10/04

1-4
 GROUP 1 – ENGINE

Crankshaft and Piston

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129601-21002 1 Crankshaft Assembly -
2 129100-01580 1 Pin -
3 119802-21202 1 Crankshaft Gear -
4 22512-070140 1 Key -
5 22351-030010 1 Spring Pin -
6 119802-21660 1 Crankshaft Pulley -
7 129795-21661 1 Washer -
8 121850-21680 1 Bolt -
9 171420-21590 1 Flywheel Assembly (Includes key #10) -
10 124550-21600 1 Ring Gear (127 Teeth) -
11 121111-21501 6 Bolt -
12 129005-22080 4 Piston with Rings, Standard -
129005-22900 4 Piston with Rings, Over-sized 0.25 mm -
13 129005-22500 4 Piston Ring Set, Standard -
129005-22950 4 Piston Ring Set, Over-sized 0.25 mm -
14 129202-22300 4 Piston Pin -
15 22252-000260 8 Snap Ring -
16 729402-23100 4 Connecting Rod Assembly (Includes keys #17 - #19) -
17 129100-23910 4 Piston Pin Bush -
18 121550-23200 8 Connecting Rod Bolt -
19 129150-23600 4 Bearing, Standard -
129150-23610 4 Bearing, Under-sized 0.25 mm -

P488-2 10/04

1-5
GROUP 1 – ENGINE

Camshaft and Driving Gear

Figure 4

P488-2 10/04

1-6
 GROUP 1 – ENGINE

Camshaft and Driving Gear

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 729601-14580 1 Camshaft Assembly (Includes keys #2 - 4) -
2 129150-02450 1 Thrust Bearing -
3 129150-14101 1 Camshaft Gear -
4 22512-070140 1 Key, 7 x 14 -
5 129150-14200 8 Tappet -
6 129150-14400 8 Push Rod -
7 26106-080142 2 Bolt, M8 x 14 Plated -
8 119802-25051 1 Idle Gear Shaft -
9 119802-25100 1 Idle Gear (Includes key #10) -
10 119802-25070 1 Bushing -
11 26106-080402 3 Bolt, M8 x 40 Plated -
12 119802-25901 1 Gear, Injection Pump Drive -
13 22217-140000 1 Spring Washer, M14 -
14 26776-140002 1 Lock Nut, M14 Plated -
15 129150-25301 4 Bolt -
16 158552-51151 1 Flange -

P488-2 10/04

1-7
GROUP 1 – ENGINE

Timing Gear Housing

488gearhsg

P488-2 10/04

1-8
 GROUP 1 – ENGINE

Timing Gear Housing

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 719802-01500 1 Timing Cover Assembly (Includes key #2, 5, 12, & 22) -
2 129795-01800 1 Oil Seal -
3 121023-01550 1 Cover -
4 119802-01520 1 Housing Flange -
5 23876-040000 1 Plug, 1/2 Pt. -
6 124160-01751 1 Cover
7 124240-01871 1 Cover -
8 119802-32070 1 Oil Pump Cover -
9 129900-32130 1 Relief Valve -
10 129418-32320 1 Spring -
11 129001-32330 1 Plug -
12 23876-030000 1 Plug -
13 119802-32111 1 Inner Rotor -
14 119609-32040 4 O-ring -
15 24311-000320 1 O-ring -
16 26106-080162 4 Bolt, M8 x 16 Plated -
17 119802-32120 1 Outer Rotor -
18 26106-080162 3 Bolt, M8 x 16 Plated -
19 119802-32130 7 Screw, M6 x 16 -
21 26106-080552 12 Bolt, M8 x 55 Plated -
22 129001-91841 3 Bolt, M8 x 85
23 26306-080002 3 Nut -
24 119802-01560 3 Stud, M8 x 25 -
25 24341-000240 1 O-ring -
26 977770-01212 ** Liquid Gasket -
27 119802-32100 1 Cover Assembly -

**As required.

P488-2 10/04

1-9
GROUP 1 – ENGINE

Lubricating System

Figure 6

P488-2 10/04

1 - 10
 GROUP 1 – ENGINE

Lubricating System

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129004-34801 1 Dipstick -
2 121520-34810 1 Dipstick Guide -
3 129150-35041 1 Gasket -
4 129436-35091 1 Oil Pipe -
5 26106-080352 2 Bolt M8 x 35 Plated -
6 26106-080202 3 Bolt, M8 x 20 Plated -
7 22-40233 1 Low Oil Switch (see electrical system) -
8 124160-39140 1 Bolt, Pipe Joint -
9 119802-39450 1 Oil Pipe -
10 129005-59830 1 Bolt -
11 23857-030000 1 Joint Bolt -
12 22190-080002 1 Seal Washer -
13 22190-080002 1 Seal Washer -
14 22190-100002 2 Seal Washer -
15 26366-060002 1 Nut M6 -
16 129150-35111 1 Gasket -
17 24-07301 1 Filter -
18 119802-35100 1 Bracket -
19 119802-35110 1 Bracket -
20 129100-35140 1 Stud -
21 171056-49120 1 Drain Plug -

P488-2 10/04

1 - 11
GROUP 1 – ENGINE

Cylinder Head and Rocker Arm Cover

Figure 7

P488-2 10/04

1 - 12
 GROUP 1 – ENGINE

Cylinder Head and Rocker Arm Cover

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129601-11700 1 Cylinder Head Assembly (Includes keys #1 - 13) -
2 27241-400000 2 Plug 40 mm -
3 22351-060012 2 Spring Pin, 6 x 12 -
4 124460-11340 4 Valve Guide, Intake -
5 129150-11810 4 Valve Guide, Exhaust -
6 129004-11100 4 Intake Valve -
7 129100-11110 4 Exhaust Valve -
8 121400-11340 4 Valve Stem Seal -
9 124460-11340 4 Valve Stem Seal -
10 129795-11120 8 Valve Spring -
11 129795-11180 8 Spring Retainer -
12 27310-080001 8 Cotter Pin -
13 129150-11370 8 Valve Cap -
14 26106-080352 4 Bolt, M8 x 35 Plated -
15 119625-11880 4 Nozzle Seat -
16 119802-11870 4 Nozzle Protector -
17 129004-11900 4 Retainer -
18 120270-54410 4 Washer -
19 129601-11241 1 Rocker Arm Shaft Assembly (Includes keys #20 - 30) -
20 129601-11251 1 Rocker Arm Shaft -
21 119802-11260 2 Rocker Arm Support -
22 119802-11270 3 Rocker Arm Support -
24 129150-11280 4 Spring -
25 129004-11650 8 Rocker Arm Assembly (Includes keys #26 - 27) -
26 129150-11230 8 Valve Screw -
27 129150-11750 8 Nut, M8 x 1.0 -
28 26106-080252 3 Bolt, M8 x 25 Plated -
29 26106-080502 7 Bolt, M8 x 50 Plated -
30 26226-080182 3 Stud, M8 x 18 Plated -
32 129601-11350 1 Rocker Arm Cover Assembly (Includes keys #33 - 43 & #46 - 48) -
33 124160-01751 1 Lubricating Oil Supply Cap -
34 24311-000320 1 O-ring -
35 119802-03121 1 Breather Cover -
36 119802-03110 1 Breather Plate -
37 119802-03130 1 Diaphragm -
38 22857-500100 4 Screw, 5 x 10, Self-tapping -
39 129150-03070 1 Breather Baffle -
40 124160-11360 3 Knob -
41 24311-000120 3 O-ring -
42 129601-11310 1 Gasket -
43 119802-03141 1 Breather Spring -
44 129900-07900 2 Lifting Eye -
45 26106-080142 4 Bolt, M8 x 14 Plated -
46 977770-01212 1 Liquid Gasket -
47 22857-500100 4 Screw, 5 x 10 Self-tapping -
48 129004-03010 1 Baffle Plate -

P488-2 10/04

1 - 13
GROUP 2 – INTAKE & EXHAUST

Intake Manifold and Air Filter

488 intakemanifold

P488-2 10/04

2-0
 GROUP 2 – INTAKE & EXHAUST

Intake Manifold and Air Filter

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129601-12100 1 Intake Manifold -
2 129407-12110 1 Gasket -
3 26106-080202 6 Bolt, M8 x 20 Plated -
4 26106-080802 1 Bolt, M8 x 80 Plated -
5 129601-03080 1 Hose (includes key #13) -
6 129120-77501 1 Air Heater -
7 129150-77511 1 Gasket -
8 26106-080802 2 Bolt M8 x 80 Plated -
9 124410-03990 2 Clamp -
10 129601-12510 1 Air Cleaner -
11 129508-12560 1 Bracket -
12 129642-12550 1 Intake Hose -
13 171340-77520 1 Intake Joint -
14 23000-060000 1 Hose Clamp -
15 23000-080000 1 Hose Clamp -
16 26013-080222 6 Bolt, 8 x 22 -
17 26106-080402 2 Bolt, 8 x 40 -
18 24-27302 1 Element -
19 119808-12530 1 Cover Assembly -
20 119808-12540 1 Valve -

P488-2 10/04

2-1
GROUP 2 – INTAKE & EXHAUST

Exhaust Manifold and Muffler

488exhaustmanifold

P488-2 10/04

2-2
 GROUP 2 – INTAKE & EXHAUST

Exhaust Manifold and Muffler

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129601-13109 1 Exhaust Manifold -
2 129550-13110 1 Gasket -
3 26306-080002 10 Nut -
4 123900-13630 6 Bolt, M8 x 80 -
5 119131-18320 4 Stud, M8 x 22 -
6 123900-13610 2 Stud, M8 x 80 -
7 129930-13200 1 Gasket -
8 129601-13550 1 Silencer (includes keys 9 - 17) -
9 128300-13640 1 Rain Cap -
10 26347-040002 1 U-nut, M4 -
11 26347-060002 1 U-nut, 6 -
12 121855-13830 2 Spacer -
13 123500-13840 1 Spacer -
14 26557-040352 1 Screw, M4 x 35 -
15 26106-060402 1 Bolt, M6 x 40 Plated -
16 121855-13821 1 Spacer -
17 123925-13600 1 Tail Pipe -

P488-2 10/04

2-3
GROUP 3 – COOLING SYSTEM

Cooling System - General Arrangement

488coolingsystem

P488-2 10/04

3-0
 GROUP 3 – COOLING SYSTEM

Cooling System - General Arrangement

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129004-42001 1 Coolant Pump (includes keys #2-10, and 21) -
2 129916-49740 2 Drain Plug -
3 23876-020000 2 Screw Plug, 1/4 Pt. -
4 129100-42051 1 Gasket -
5 129100-42121 1 Plate -
6 121850-42410 3 Screw -
8 124465-44950 2 Gasket -
9 23876-010000 1 Screw Plug 1/8 Pt. -
10 119802-49113 2 Joint -
11 26106-080602 3 Bolt, M8 x 60 Plated -
12 23414-080000 1 Gasket -
13 26106-080122 1 Bolt, M8 x 12 Plated -
14 129486-42021 1 Gasket -
15 129004-42040 1 Joint -
16 129486-42140 1 O-ring -
17 124395-49840 1 Gasket -
18 26106-080162 1 Bolt, M8 x 16 Plated -
19 26106-080452 1 Bolt, M8 x 45 Plated -
20 129150-49811 1 Gasket -
21 129155-49801 1 Thermostat 71°C/ 160°C -
22 129795-49551 1 Gasket -
23 129350-49530 1 Thermostat Cover -
24 26106-080222 2 Bolt, M8 x 22 Plated -
25 129004-49620 1 Pipe Assembly -
26 129004-49721 1 Water Pipe -
27 124722-59050 2 Clamp -
28 129004-49610 1 Pipe Assembly (includes keys #29 -31) -
29 129004-49711 1 Pipe Assembly -
30 119802-49730 1 Clamp -
31 124722-59050 2 Clamp -
32 119831-42290 1 Drive Belt -
33 129155-42350 1 Pulley -
34 121267-44760 1 Spacer -
35 129612-44700 1 Cooling Fan -
36 26106-060302 4 Bolt, M6 x 30 Plated -

P488-2 10/04

3-1
GROUP 3 – COOLING SYSTEM

Radiator and Modular Guard

Figure 11: C-3086

P488-2 10/04

3-2
 GROUP 3 – COOLING SYSTEM

Radiator and Modular Guard

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 39-17307 2 Side Panel -
2 39-17311 1 Grill -
3 00-70075 1 Label, “Northern Lights” -
4 12-00711 16 Capscrew, Hex Head M8 x 1.25 x 20 mm -
5 15-00701 32 Flat Washer M8 -
6 14-04802 16 Hex Nut, Nylock M8 x 1.25 -
7 12-00751 4 Capscrew, Hex Head M8 x 1.25 x 16 mm -
8 15-00702 4 Lock Washer, Helical M8 -
9 20-17301 1 Radiator Drain Cap, 1/4" ID -
10 19-50001 1 Speedy Clamp, Size C -
11 19-00016 4 Hose Clamp #16 -
12 129420-44560 1 Fan Guard -
13 171420-49010 1 Hose, Radiator Inlet -
14 171420-49020 1 Hose, Radiator Outlet -

P488-2 10/04

3-3
GROUP 4 – FUEL SYSTEM

Injection Pump

Yinjpump

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 729246-53101 1 Injection Pump Assembly -
2 129907-01960 1 Bracket -
3 129907-01950 1 Bracket -
4 26106-080162 2 Bolt, M8 x 16 Plated -
5 26106-080222 3 Bolt, M8 x 22 Plated -
6 26106-100202 1 Bolt, M10 x 20 Plated -
7 119653-77950 1 Stop Solenoid -
8 24341-000280 1 O-ring -
9 26106-060142 2 Bolt -

P488-2 10/04

4-0
 GROUP 4 – FUEL SYSTEM

Notes

P488-2 10/04

4-1
GROUP 4 – FUEL SYSTEM

Fuel System - General Arrangement

488fuelsystem

P488-2 10/04

4-2
 GROUP 4 – FUEL SYSTEM

Fuel System - General Arrangement

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 729246-53101 1 Injection Pump Assembly -
2 119802-53100 1 Nozzle -
3 114250-53400 4 Shim Pack -
4 114250-53120 4 Nozzle Spring -
5 114250-53130 4 Nozzle Spring Seat -
6 114250-53210 8 Pin -
7 114250-53140 4 Stop Plate -
8 129246-53001 4 Nozzle -
9 114250-53080 4 Nozzle Case Nut -
10 119802-59550 1 Return Pipe Assembly -
11 124722-59050 2 Clamp -
12 119802-59560 1 Fuel Return Pipe -
13 129486-59551 3 Fuel Return Pipe -
14 124722-59050 6 Clamp -
15 119593-59580 1 Cap -
16 124060-77680 1 Clamp -
17 129601-59840 1 Injection Pipe Assembly -
18 129601-59830 1 Injection Pipe Assembly -
19 129601-59820 1 Injection Pipe Assembly -
20 129601-59810 1 Injection Pipe Assembly -
21 129150-59120 1 Injection Pipe Retainer -
22 129150-59131 2 Hex Socket Bolt, M4 x 14 -
23 129550-59120 1 Retainer -
24 129150-59131 2 Hex Socket Bolt, M4 x 14 -

P488-2 10/04

4-3
GROUP 4 – FUEL SYSTEM

Filter and Mounting

488fuelfilter

P488-2 10/04

4-4
 GROUP 4 – FUEL SYSTEM

Filter and Mounting

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 10-51099 1 Manifold* -
2 12-01131 2 Capscrew, Hex Head M6 x 1.0 x 20 mm* -
3 15-01132 2 Lock Washer, Helical M6* -
4 14-04803 1 Hex Nut, Nylock M6 x 1.0* -
5 21-51098 2 St. El. 90, Brs. 1/4 NPT x 1/4 NPT* -
6 21-52016 2 M. Conn. Brs. 1/4 NPT x 5/16 NPT* -
7 41-01012 74" Hose 5/16" ID* -
11 19-50002 8 Speedy Clamp, Size D* -
12 12-00717 1 Capscrew, Hex Head M8 x 1.25 x 60 mm* -
13 15-00701 1 Flat Washer M8* -
14 15-00702 1 Lock Washer, Helical M8* -
15 21-00046 2 Plug, Plastic 1/4 NPT* -
16 129004-55610 1 Fuel Filter Bracket -
17 119802-55800 1 Fuel Filter -
18 26106-080302 2 Bolt, M8 x 30 Plated -
19 129210-59090 1 Pipe Assembly -
20 105325-59570 1 Fuel Oil Pipe -
21 124766-59050 2 Clamp -
22 129210-59150 1 Pipe Assembly -
23 105025-59530 1 Fuel Pipe -
24 124766-59050 2 Clamp -
25 119802-55700 1 Separator Assembly -
26 119225-52102 1 Pump Assembly -
27 24311-000160 1 O-ring -
28 119802-55710 1 Element -

*Not shown

P488-2 10/04

4-5
GROUP 5 – ELECTRICAL SYSTEM

Engine Electrical, 12 Volt

PX-320K Generator

A-6994/ C-5514

P488-2 10/04

5-0
 GROUP 5 – ELECTRICAL SYSTEM

Engine Electrical, 12 Volt

PX-320K Generator
KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER
1 22-47901 1 Wire Harness Assembly (Includes Key #11) -
2 21-00139 1 Adapter, 1/8 BSPT x 1/8 NPT -
3 21-05400 1 Street Tee, 1/8 NPT -
4 22-41016 1 Pressure Sender 0 - 80 PSI Standard Ground -
5 121460-39450 1 Pressure Switch -
6 22-45201 1 Temperature Sender 250°F Standard Ground -
7 121250-44901 1 Temperature Switch 110°C -
8 15-01001 2 Sealing Washer -
9 129407-77010 1 Starter (See parts detail) -
10 129423-77200 1 Alternator (See parts detail) -
11 22-40391 5 Relay Base -
12 22-42047 5 Relay 12 Volt -
13 22-42043 1 Circuit Breaker 15 Amp -
14 22-40393 5 Retainer -
15 129211-77920 1 Timer, 1 Second (Fuel Solenoid) -

P488-2 10/04

5-1
GROUP 5 – ELECTRICAL SYSTEM

Starting Motor

Figure 15

P488-2 10/04

5-2
 GROUP 5 – ELECTRICAL SYSTEM

Starting Motor

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129407-77010 1 Starter (Includes all keys) -
2 X0283060061 5 Roller -
3 129129-77460 2 Screw -
4 X9490561370 1 Nut -
5 X9491200240 1 Ball -
6 129407-77210 1 Yoke -
7 129407-77220 1 Armature Assembly -
8 129129-77230 1 Bearing -
9 129129-77240 1 Bearing -
10 129407-77250 1 Starter Kit -
11 X0280210230 1 Nut -
12 X0283270140 1 Retainer -
13 129407-77390 1 Starter Clutch -
14 129129-77440 1 Bearing -
15 129129-77450 1 Bearing -
16 129129-77400 1 Shaft -
17 129129-77410 1 Coil Spring -
18 X9491703371 1 Spring -
19 129129-77420 1 Pinion -
20 129129-77430 1 Ring -
21 129129-77260 1 Retainer -
22 129129-77270 1 Pinion -
23 129407-77280 1 Housing -
24 129129-77290 1 Frame -
25 129407-77300 1 Holder Assembly -
26 X9491730461 4 Spring -
27 129407-77310 1 Switch Assembly -
28 129129-77320 2 Bolt -
29 129407-77330 2 Bolt with Washer -
30 129129-77340 1 Spring -
31 129129-77350 2 O-Ring -
32 129129-77362 1 Cover -
34 129129-77380 1 Cap -
35 26116-120252 2 Bolt, M12 x 25 Plated -

P488-2 10/04

5-3
GROUP 5 – ELECTRICAL SYSTEM

Alternator and Mounting

488alternator

P488-2 10/04

5-4
 GROUP 5 – ELECTRICAL SYSTEM

Alternator and Mounting

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 129423-77200 1 Alternator, 12 Volt 40 Amp (includes keys #2-29) -
2 119620-77490 1 Collar -
3 X9490561001 1 Nut -
4 119620-77380 1 Rotor Assembly -
5 119620-79240 1 Ball Bearing -
6 119620-79250 1 Bearing Cover -
7 119620-79360 1 Thrust Washer -
8 119620-77421 1 Drive Flame Assembly -
9 119620-79200 1 Ball Bearing -
10 119620-79210 1 Plate -
11 119620-79220 4 Screw -
12 119620-79230 2 Stud Bolt -
13 119620-77440 1 Rear Flame Assembly -
14 129423-77450 1 Cover -
15 119620-77461 1 Pulley -
16 119620-77471 1 Nut -
17 129423-77710 1 Regulator Assembly -
18 119620-79260 1 Holder -
19 119620-79270 1 Brush Holder -
20 119620-77480 2 Brush Assembly -
21 119620-79280 2 Spring -
22 119620-79290 1 Screw -
23 119620-79300 1 Screw -
24 119620-79310 3 Bolt -
25 119620-79320 2 Screw with Washer -
26 119620-79330 2 Bolt -
27 119620-79340 1 Insulation Bush -
28 119620-79350 2 Nut -
29 129795-01900 1 Stud -
30 26306-100002 1 Nut -
31 119940-77330 1 Tensioning Arm -
32 119940-77270 1 Spacer -
33 26106-080452 1 Bolt, M8 x 45 Plated -
34 119620-79360 1 Thrust Washer -
35 119802-77340 1 Adjuster Bolt -

P488-2 10/04

5-5
GROUP 5 – ELECTRICAL SYSTEM

Series 1-B Start-Stop Control Panel

8
1

2
3 4
5 6 7

A-8553/ B-5971

P488-2 10/04

5-6
 GROUP 5 – ELECTRICAL SYSTEM

Series 1-B Start-Stop Control Panel

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

•• 22-92120 1 Complete Series 1-B Start/Stop Control Panel (Includes all keys) -
1 28-90003 1 Plate -
2 22-90167 1 Rocker Switch -
3 22-90168 1 Rocker Switch -
4 22-90009 1 Hour Meter -
5 12-00093 2 Machine Screw, Round Head Phillips #6 - 32 x 1/2" -
6 15-00030 2 Star Washer, Internal #6, Stainless Steel -
7 14-00015 2 Hex Nut #6 - 32, Stainless Steel -
8 22-42063 1 Wire Harness -

P488-2 10/04

5-7
GROUP 6 – GASKETS

Gasket Set

488gaskets

P488-2 10/04

6-0
 GROUP 6 – GASKETS

Gasket Set

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 729601-92780 1 Gasket Set -
2 129407-01340 1 Cylinder Head Gasket -
3 121850-51960 1 O-ring -
4 124460-11340 4 Valve Stem Seal -
5 119802-11870 4 Nozzle Protector -
6 119625-11880 4 Nozzle Seat -
7 129601-11310 1 Gasket -
8 124240-01883 1 Gasket -
9 129550-13110 1 Exhaust Manifold Gasket -
10 121400-11340 1 Valve Stem Seal -
11 129150-35041 1 Gasket -
12 129486-42021 1 Gasket -
13 129795-49551 1 Gasket -
14 129150-49811 1 Gasket -
15 124395-49840 1 Gasket -
16 22190-080002 2 Seal Washer -
17 124465-44950 2 Gasket -
18 24311-000120 3 O-ring -
19 24311-000320 2 O-ring -
20 24341-000240 1 O-ring -
21 129486-42140 1 O-ring -
22 129407-12110 1 Intake Manifold Gasket -
23 129150-35111 1 Gasket -
24 22190-220002 1 Seal Washer -
25 119609-32040 4 O-ring -
26 22190-100002 2 Seal Washer -
27 129930-13200 1 Gasket -
28 129150-77511 1 Gasket -
29 23414-080000 1 Gasket -
30 24321-000800 1 O-ring -
31 129400-92430 1 Flex Horn -
32 977770-01212 1 Liquid Gasket -

P488-2 10/04

6-1
GROUP 8 – FRAME & MOUNTING

Base Frame - PX-320K2 Generator

A-7911/ B-8265

P488-2 10/04

8-0
 GROUP 8 – FRAME & MOUNTING

Base Frame - PX-320K2 Generator

KEY PART NUMBER QTY DESCRIPTION SERIAL NUMBER

1 39-87901 1 Base Frame -
2 23-87306 2 Bracket, Upper Engine Mounting -
3 12-00831 8 Capscrew, Hex Head M10 x 1.5 x 25 mm -
4 15-00802 8 Lock Washer, Helical M10 -
5 12-00817 2 Capscrew, Hex Head M10 x 1.5 x 55 mm -
6 15-00805 2 Flat Washer M10 -
7 33-83151 2 Centerbonded Mount 200 lbs. -
8 15-00014 2 Head/Tail Washer -
9 14-00812 2 Hex Nut, Nylock M10 x 1.5 -
10 12-00965 2 Capscrew, Hex Head M12 x 1.75 x 70 mm -
11 15-00007 2 Flat Washer M12 -
12 15-00016 2 Head Washer -
13 33-82254 2 Centerbonded Mount 300 lbs. -
14 15-00026 2 Tail Washer -
15 14-00830 2 Hex Nut, Nylock M12 x 1.75 -
16 12-00831 12 Capscrew, Hex Head M10 x 1.5 x 25 mm -
17 15-00802 12 Lock Washer, Helical M10 -
18 12-00753 8 Capscrew, Hex Head M8 x 1.25 x 30 mm -
19 15-00702 8 Lock Washer, Helical M8 -

P488-2 10/04

8-1
 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 © 2004 All rights reserved. Litho USA.