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Northern Lights OLP LP445, Operator'S Manual

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Northern Lights OLP LP445 Operator'S Manual Download Page 28

  OLP  05/00

26

Heat Exchanger

 

 

          

Description and Part Numbers

1.  Heat Exchanger, 20-19501 

10.   Hex nut, 14-00322

2.  Gasket, 11-11043 

 

11.   Hose, 18-62520

3.  O-ring, 16-19502 

 

12.   Hose clamp, 19-01028

4.  Capscrew, 12-00312 

 

13.   Tube, 27-11035

5.  Capscrew, 12-00354 

 

14.   Plug, 21-00530

6.  Lock washer, 15-00302   

15.   O-ring, 16-14804

7.  Stud, 13-00335 

 

16.   Capscrew, 12-00713

8.  Snubbing washer, 15-70007 

17.   Lock washer, 15-00702

9.  Neoprene washer, 15-19504

Heat Exchanger Kit

LP-MP445/668

Drawing C-4143

Summary of Contents for OLP LP445

Page 1: ...OLP For Models LP445 LP455T LP668D and LP668T OPERATOR S MANUAL Marine Generators Marine Diesel Engines Land Based Generators...

Page 2: ...d other reproductive harm CALIFORNIA Proposition 65 Warning Northern Lights 4420 14th Avenue N W Seattle WA 98107 Tel 206 789 3880 Fax 206 782 5455 Copyright 2000 Northern Lights Inc All rights reserv...

Page 3: ...el System 12 Injector Service 13 14 Injection Pump 14 16 Turbocharger 17 Turbo Boost 17 Cooling System General 17 Engine Coolant Specifications 17 19 Cooling System Flushing 19 Heat Exchanger Cleaning...

Page 4: ...o an expert mechanic Its aim is to aid you in maintaining your unit properly Introduction D T LP Lugger marine propulsion engine Lugger model number 4 Cylinder 4 5 Liters John Deere model number 4 Cyl...

Page 5: ...eck for any loose electrical connections or faulty wiring Engines should be operated only by knowledge able qualified personnel Look completely around engine to make sure that everything is clear befo...

Page 6: ...Lube Oil Fill 7 Lube Oil Dipstick 15 DC Alternator 16 Water Fill 17 Expansion Tank 18 Manifold Drain Cock 19 Starter 20 Block Drain Cock 21 Fuel Injection Pump 8 Lube Oil Drain 9 Lube Oil Filter 10 Se...

Page 7: ...ng the key clockwise to start the engine When the engine starts immediately turn the key back to the first position while the engine is running 5 The key must be kept in the on or first position while...

Page 8: ...ch is turned OFF while the engine is running the battery charging regulator could be ruined 6 Starting 1 Put the gear control in the neutral position 2 Move the throttle control to the full speed posi...

Page 9: ...Low idle is 700 RPM Maximum working engine speed is 2500 RPM for pleasure craft 2400 RPM for light commercial craft 2200 RPM for continuous duty applications LP668 Low idle is 700 RPM Maximum working...

Page 10: ...P16 Check and clean heat exchanger SP17 Check and clean gear oil cooler 1 Perform all maintenance once a year even if hour level has not been reached 2 Consult manufacturer s maintenance schedule note...

Page 11: ...nes for leakage SP18 Check zinc electrodes 600 HOURS SP4 Replace air cleaner SP5 Check belt condition SP9 Change secondary fuel filter SP10 Check injectors SP13 Check turbocharger boost pressure SP15...

Page 12: ...n base frame outlet c Refill engine with recommended oil 4 Engine Lube Oil Capacity SP3 CHANGING OIL FILTER 1 Change the lube oil filter every 200 hours 2 Use a filter wrench to remove old filter Disp...

Page 13: ...s and No 1 and No 2 intake valves Rotate flywheel 360 Lock No 4 piston at TDC compression stroke C Adjust valve clearance on No 2 and No 4 exhaust valves and No 3 and No 4 intake valves 6 CYLINDER ENG...

Page 14: ...y 1 Whenever the fuel system has been opened for service lines disconnected filter changed etc it will be necessary to bleed air from the system a To bleed the fuel system loosen the bleed plug Figure...

Page 15: ...might damage the injection nozzle 3 Clean Injector Bore Always turn the tool clockwise through the bore even when removing from bore otherwise tool may become dull a Clean nozzle bore with JDE39 Nozz...

Page 16: ...jection pump should only be done if checks indicate pump malfunction 2 Black smoke can be an indication of pump malfunctions Before servicing pump check the other possible causes a Check cleanliness o...

Page 17: ...4 Install three flat washers lock washers and hex nuts onto pump mounting studs Tighten nuts three turns only so that pump will not fall off mounting studs NOTE The pump drive gear should begin to mo...

Page 18: ...securing the pump to the front plate to 20 foot lbs 27 N m 11 Connect injection pump pressure lines Figure 20 E Beginning with outlet Figure 21 B and continue around the pump head in counterclockwise...

Page 19: ...l liner pitting or erosion rust scale and acidity LINER EROSION PITTING 1 Cylinder liner walls Figure 22 A which are in contact with engine coolant Figure 22 B can be eroded or pitted unless the prope...

Page 20: ...contact with coolant 2 DO NOT use an EGC containing sealer or stop leak additives 3 DO NOT use EGC containing more than 0 1 anhy drous metasilicate This type of concentrate which is intended for use...

Page 21: ...The cooling water in the engine reaches extremely high temperatures You must use extreme caution when working on hot engines to avoid burns Allow the engine to cool before working on the cooling syste...

Page 22: ...ll pieces of a failed impeller 3 Clean the inside of the housing 4 Press in the new impeller and place the sealing washer in the outer end of the impeller center if this has not already been done 5 Re...

Page 23: ...and booster instructions SP16 17 BATTERY CARE LEAD ACID TYPE BATTERIES 1 Check electrolyte level every 50 hours or once per month Add distilled water to manufacturer s recommended level 2 Batteries ca...

Page 24: ...onsult fuel supplier and use proper type of fuel for operating condition a Lack of Engine Power Intake air restriction Service air cleaner Clogged primary fuel filter element Clean or replace filter e...

Page 25: ...erature Defective thermostat Remove and check thermostat Engine out of time See your dealer 23 a Lack of Engine Power continued Improper type of fuel Consult fuel supplier and use proper type of fuel...

Page 26: ...276 4 5 276 4 5 414 6 78 414 6 78 Operating Cycle 4 4 4 4 Aspiration Natural Turbocharged Natural Turbocharged Bore 4 19 in 106 mm 4 19 in 106 mm 4 19 in 106 mm 419 in 106 mm Stroke 5 0 in 127 mm 5 0...

Page 27: ...n water on keel cooling 70 to 130 F Electrical Minimum battery capacity 12V 640 CCA 640 CCA 800 CCA 800 CCA Battery cable size up to 10 ft run 0 0 0 0 Standard harness length 20 ft 6 m 20 ft 6 m 20 ft...

Page 28: ...18 62520 3 O ring 16 19502 12 Hose clamp 19 01028 4 Capscrew 12 00312 13 Tube 27 11035 5 Capscrew 12 00354 14 Plug 21 00530 6 Lock washer 15 00302 15 O ring 16 14804 7 Stud 13 00335 16 Capscrew 12 00...

Page 29: ...OLP 05 00 27 Wiring Diagrams DC Engine Wiring Diagram 12 Volt Lugger LP668 Drawing C 4363B...

Page 30: ...OLP 05 00 28 DC Engine Wiring Diagram 12 Volt Lugger LP445 Drawing C 4364A Wiring Diagrams...

Page 31: ...OLP 05 00 Wiring Diagrams 29 DC Engine Wiring Diagram 24 Volt Lugger LP668 Drawing C 4370A...

Page 32: ...OLP 05 00 Wiring Diagrams 30 DC Engine Wiring Diagram 24 Volt Lugger LP445 Drawing C 4371...

Page 33: ...1 17 Fuel Washer Kit Std 1 w c 1 18 Glow Plug 0 6 Heat exchanger cooled engines only Safety at sea depends on careful preparation product knowledge and having the right tools and parts Below is a list...

Page 34: ...OLP 05 00 32 Notes...

Page 35: ......

Page 36: ...ern lights com 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 2000 All rights reserved L...

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