Components of cummins diesel engine pt fuel system starlight. The identifying letters, pt, are an abbreviation for pressuretime. The operation of the cummins pt fuel system is based on the principle that the volume of liquid flow is proportionate to the fluid pressure, the time allowed to flow and the passage size through which the liquid flows. To apply this simple principle to the cummins pt fuel system, it is necessary to provide. My 361 brockway has a super 250 now the cummins book says it came with 2 hp ratings 250 an 270 mine is a 250, now is it pos. Remove the fuel supply hose and the fuel inlet fitting from the gear pump. The cummins pressure time pt fuel injection system fig. Replaceable wet cylinder liners offer longer life and lower rebuild cost fuel system cummins pt fuel system can be lubrication system.
When replacement parts are needed, we recommend using only genuine. Genuine cummins kta38 injector price for engine parts 3076703. This could be caused by the fuel pump not turning or a seized gear pump. Cummins group system exploded diagram section i terms afc. Increasing the pressure increases the flow or the amount of liquid delivered, and vice versa.
If so can anyone out there help me out on how i can put more fuel to this old husky. Yes, cummins made a vs fuel pump variable speed governed but it was not used in automotive. If the gear pump gears do not turn, remove the fuel pump. Is the fuel inlet restriction less than the specifications outlined in procedure 006020 fuel inlet restriction in the isc, isce, qsc8. Pt fuel pump afc operation is malfunctioning or no air setting on the fuel pump is not set. Cummins pt pump cummins 444 pt pump ntc 444 cummins pt pump cummins pt pump chats cummins pt fuel pump diagram cummins pt pump and step timing cummins m11 2002 fuel pump cummins pt pump step timing flexible impeller pump vs centrifugal pump cummins m11 cummins m10 cummins l10 cummins 4bt cummins k19 cummins isx nt 855 cummins cummins. Jul 16, 2016 free cummins engine l10 series workshop service shop manual on average how many miles would you expect on an l10 before rebuild. The operation of the cummins pt fuel system is based on the principle that the. I have this engine and the engine stutters when first starting after overnight sitting.
Fuel pump pt type g rebuild and calibration instructions cummins virtual college hd35. Parts must be free of debris that can contaminate any engine system. Either a manual or an electric shutdown valve is used on. The principle of the pt fuel system is based on the. Cummins pt pump installation and removal instructions. Cummins pt fuel pump rebuilding and calibration instructions. N o v e m b e r 1 9 9 8 an employee owned company dipdipdipaaacococo, inc. Pt fuel pump with variable speed governor pt fuel pump with torque converter governor operation and maintenance cummins pt fuel system section i operating principles through a pipe you change the amount of liquid coming out of the open end.
Fuel drain line from the tblock connection 1 if equipped. Both test stands may be used in conjunction with any model of boh injection. With a manual valve, the control lever must be fully. I am not a mechanic this video is for reference only. Step timing control stc allows for smooth engine acceleration under load cooling system keel cooled or engine mounted plate heat exchanger for reduced installation cost and less maintenance. Cummins pt engine service manual pressure measurement throttle. The above is general technical specification of cummins kta38g2 diesel engine for generator set. After replacing the fuel pressure button on your 855 cummins pt pump you may need to adjust the fuel flow on the pump as well. Cylinder block specifications pt fuel pumps engine overview engine disassembly fuel connector exhaust manifold cylinder heads.
Inspect injector parts for excessive wear, damage, defects, burrs, scratches, scoring, erosion. Cummins pt fuel system section i operating principles cummins pt fuel system is a completely new application of basic hydraulic principles to the diesel engine fuel system. Specifications and torque values for each engine system are given in that. Fuel system cummins pt fuel system can be operated mechanically or with centry electronics for precise engine fueling. If i give my cummins guy my serial cpl and fuel pump code i should be all set right to get the correct manual. I like being a do it yourself type but when my pump went out 2 years ago i took it to a local shop.
Cummins pt engine service manual free download as pdf file. Clean the exterior of the injection pump and mounting surfaces. Some manuals are offered at no cost while others are available for a small fee so that we can maintain our servers. Check for air in the high pressure pump fuel supply. A lot of people owned an l10 engine but managed up to 450,000 and then had to get it replaced. Cummins b series engines operation maintenance manual operator guide 381020510. Operating temperatures of the combined oxidation converter and pdf can exceed. View and download cummins isb service manual online. Cummins diesel engine fuel pump pt type g calibation. View and download cummins nh 855 shop manual online. This cummins injector, pushrod operated,had no ability to control fuel delivery amount but would inject all. Cummins pt wearcompensating system with integral, flyball type, mechanical variable speed governor. This manual contains information for the correct operation and maintenance of a. To reduce engine cranking time, prime the fuel pump.
Follow the stepbystep procedure in the manual for the model pump on which you. Mounts directly to engines fuel pump in place of stop solenoid. Remember, before performing any service on the pt injector or pump, refer to the manufacturers maintenance and repair manuals. Manual fuel control passage fuel required for engine operation must. The unit has settings for use with cummins highgain pt pump engines and extreme slow response engines. A while back studying a 37 page section in the 1946 motors truck manual detailing the cummins diesel pump for the n,h, and nh and i found that. I suspect it might be a fuel supply problem in the idle bypass. Each engine is equipped with an overspeed switch which will activate the fuel pump solenoid. Online parts catalog for cummins fuel pump gasket sets, fuel transfer pumps, shutdown solenoids, etc.
It is also for us to supply the cummins kta38g2 genuine engine parts and cummins. Find high quality cummins kta38 manual suppliers on alibaba. Might not be appropriate or what you are after but i thought i would throw it out for comment or option. Cummins kta38 manual suppliers, manufacturer, distributor. Fuel pump 3406a fuel pump fuel pump fuse bosch fuel pump fuel pump 176437 manual fuel pump simms fuel pump 364 international fuel lift pump case 580l fuel pump 98 lexus gs300 fuel pump inline fuel injection pump h3 fuel pump flow module 1997 pathfinder fuel pump minmec fuel injector pump cummins m11 2002 fuel pump cummins pt fuel pump. Crank the engine and check the air compressor or the accessory drive shaft for rotation. Cummins pt fuel pump diagnostic oregon fuel injection. An aneroid valve is installed on the fuel system of turbocharged engines only. It was actually hard to find a shop that would touch an obsolete pt fuel pump around here. Development of pt pump and injector test stands for cummins engine.
Figure 584 a pt fuel system, the camshaft actuated injector. Dpa pump installation instructions oregon fuel injection. Check out the digital resources listed below or contact us for help with your specific needs. Thanks glenn, now all i need is the fuel pump book that will give me the specs and how to rebuild the pump.
Figure 583 basic components of the cummins pressuretime fuel injection. Access to documents and materials for your cummins products cummins produces a wide variety of documents to help customers get the most from their engines, generators and components. Used cummins softcover manual in very good condition. This manual covers the calibration instructions for the cummins pt type g fuel pump on test stands made or approved by cummins engine company, inc.
All lubrication lines are drilled passages, except pan to pump suction line. The latest technology and the highest quality components are used to manufacture the products of cummins engine company, inc. Combined catalog if you need assistance on how acrobat reader works, chose help on the reader menu bar and go through the reader online guide. The manual valve is used on fuel pumps where the fuel tank is lower than the fuel pump. I took a rusted take off pt pump that i got for free apart and it really doesnt look that complicated. Alibaba offers 7 cummins kta38 manual suppliers, and cummins kta38 manual manufacturers, distributors, factories, companies. Remove the electrical wire to the fuel shutdown valve. Cummins pt pump cummins 444 pt pump ntc 444 cummins pt pump cummins pt pump chats cummins pt fuel pump diagram cummins pt pump and step timing cummins m11 2002 fuel pump cummins pt pump step timing flexible impeller pump vs centrifugal pump cummins m11 cummins m10 cummins l10 cummins 4bt cummins k19 cummins isx nt 855 cummins cummins ism ntc 444. Ccuummmmiinnss service manual pt fuel pumps and injectors. Machine model cummins pt fuel system manual download this shop manual may contain attachments and optional equipment that are not available in your. Consult cummins marines k38m kta38 brochure on nauticexpo. This manual contains information for the correct operation and maintenance of a cummins. Pt fuel pump is not assembled correctly, or mismatched parts. Welcome to, where you can download hard to find and out of print vintage manuals to your computer or tablet instantly.
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