cat c12 fuel pressure regulator location

When replacing the fuel return check valve, don't overtighten them! Customer reply replied 2 years ago. jakencks Posted 1/6/2009 14:45 (#560054 - in reply to #559981) Subject: RE: C-12 Cat Fuel check valve? Start the engine. Replace the ARD fuel pump cartridge. D. Turn the keyswitch to the OFF position. Replace the fuel pressure regulator located on the pump base. Thanks! -Go to the page that shows the fuel pressure regulator OCR.-It will be close to 0%, e.g. The turbocharger boost pressure forces plunger (4) to move down to valve seat (5). There are several types of filter housings and they each have different locations for checking fuel pressure. so i went down to the cat dealer to buy one they had no idea what i was talking about . CAT 3126 / 3126B. Common results of IPR valve failure include poor idle, stalling, and even a no-start condition. Those advances make for a smoother, longer-lasting, more precise, and safer regulator. IF he said that there is a spring in front of the valve, he is sending you, it will be wrong. (10) Fuel transfer pump (11) Pressure relief valve (12) Check valve (13) Fuel tank The fuel supply circuit is a conventional design for unit injector diesel engines. The Electronic Technician's Diary - Berbagi Ilmu dan Belajar. Caterpillar Engine, Temperature and Pressure Sensor. A fuel pressure regulator commonly fails in one of two ways: When it fails to hold pressure, it provides too little fuel to the engine, causing a lean mixture (low pressure) condition. I still recommend a fuel hand priming pump, it even helps push out the air when one changes his fuel filters. This test must be performed through Cat ET. E. Select the “Aftertreatment Fuel Pump Relay Override” in order to activate the pump. C. Visually inspect the fuel level in the tank. Start the engine. Depending on the serial # it could be in behind the fuel return line fitting going Thanks both Cat guys. 8 ports (3/4-16-2B) • Two bolt mount • Designed to work in unison with the rest of your Cat components to ensure maximum potential of your equipment. 06 acert fuel pressure regulator Discussion in 'Trucks [ Eighteen Wheelers ]' started ... You can use the vale on the spd serial number for the regen system located on the top front of the filter base it will put it up to around 110-120 psi. Ensure that the fuel tank has an adequate amount of fuel to operate the engine. 588 203. cat 3126 fuel pressure regulator; cat 3176 engine loss of power; cat 3176B fuel pressure; cat 3178 feul system work; cat c12 aftercooler removal; cat c12 fuel system diagram; cat c7 fuel pressure sensor locations; cat c7 injector problems; cat heui flash codes; caterpillar 3126e inyector diagrams; Caterpillar C12 Fuel pressure regulator location C. Select the”Aftertreatment Fuel Pump Relay Override” in order to activate the pump. The 3800 is not unique to any single General Motors brand; it is found in all GM offerings: Chevrolet, Buick, Pontiac, Oldsmobile and Cadillac. A linear fuel pressure regulator increases the fuel pressure by 1 bar per 1 bar boost pressure in the inlet. Your email address will not be published. C. Select the “Aftertreatment Fuel Pump Relay Override” in order to activate the pump. Proceed to Test Step 8. Thanks both Cat guys. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. Joined: Apr 2, 2014 Messages: 120 Location: Texas. Illustration 1 g02233533 I did replace the fuel pressure regulator in the filter housing and fuel pressure came up to 85 psi at 1800 like the book says. Bent Wrench Medium Load Member. Check the fuel pressure during the active regeneration. c12 cat engine i need engine fan control wiring diagram, im working on a cat c12 took head off because coolant system was getting pressurised i did find a bad spot on the head gasket in cylinder number 4 but in cleaning up the head i noticed 5/5. Check the vent port that is in the cap for debris. For Caterpillar Engine 3176 3176B 3176C 3196 C-10 C-12 Regulator Valve 104-1706 for sale at BackHoe.Parts,Buy aftermarket parts For OTHER BRAND excavators,wheel loaders,bulldozer,backhoe,skid steer loader and so on. (2) ARD pump wiring. The pressure from the fuel system can push fuel into the water jacket and when you It should not hurt anything to run it to your Cat Dealer. Having fuel problems with a Having fuel problems with a cat c Show More. Install fuel pressure regulator (2) in the cylinder head at a 10 degree angle from the horizontal centerline. The item may be missing original packaging and … 4. Connect tube assembly (1) to fuel pressure regulator (2) . Result:The manual DPF regeneration did not complete successfully. Primer pump helped - at least not going to wear out starter, and driver is going to stop today and get it, now that he knows what it is. I … The fuel pressure regulator is a very important component of the fuel delivery system. It was built in November 2000. Doesn't quite match diagram in book. Establish communication between Cat ET and the ECM. Pressure drop across the secondary fuel filter is typically at least 35 kPa (5 psi) with a new filter. The Cat ® C18 Industrial Diesel Engine is offered in ratings ranging from 429-522 bkW (575-700 bhp)@ 1800-1900 rpm. C. Start a Manual DPF regeneration using Cat ET. Thanks for the information. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. Either philosophy could be correct, depending on the application. I think the click is from the pressure regulator inside the transfer fuel … The fuel pressure regulator regulates the fuel pressure with negative pressure and boost. If the air pressure releases from the cylinder then you probably don't have broken piston rings, blown head gasket, or a scored cylinder. A pressure regulating valve (7) that is located in the fuel filter base regulates the pressure for the fuel system. Always use CAT filters. Trucking Jobs in 30 seconds. If not, I have seen where just installing a hand priming pump has helped this situation. Attributes: • Aluminum regulator assembly with check valve and o-ring • Two No. There are two thing that can cause your pressure fluctuation problem. The engine in the 2003 truck is the new style/design. 1st 2 pics are on truck I'm dealing with, The fuel return check valve in picture #1 is the 1" hex nut above the word "BLEED". The 3116 CAT engine in an M35A3 can be notoriously hard to get air out of the fuel system. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. I feel CAT was trying to make their wholesale customers happy, but it didn't help us out much as the people who work on their product or drive them. Let me do a little digging and I will be back in a few minutes. Select the”Aftertreatment Fuel Pump Relay Override” in order to activate the pump. Cat® C12 ACERT Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission standards. Ask Your Own Heavy … It is usually attached to the fuel rail of the car so you can also check in that area of the engine as you try to find the fuel pressure regulator. H. Turn the keyswitch to the OFF position. Why didn't CAT install factory mounted fuel hand priming pumps? Fuel Pressure Regulator by Quantum Fuel Systems®. Should have took it apart first and looked, I guess. Replace the fuel pressure regulator located on the pump base. It is best to familiarize yourself with the 10 signs of a bad fuel pressure regulator. Disable the regeneration after you check the pressure. If the fuel pressure regulator malfunctions or fails completely, one or more symptoms will occur. A pressure regulating valve (7) that is located in the fuel filter base regulates the pressure for the fuel system. Not a bit of air in the fuel, ran the return line in a bucket and no bubbles at all. CAT C13 Fuel Pressure Regulator Assembly. The fuel pressure regulator is located underneath the secondary fuel filter housing. Refer to Special Instruction, REHS5009 and Illustration 3. C. Record the pressure on the pressure gauge. Cat Sites. 1900 ± 120 kPa (276 ± 17 psi). If you find your car surging or stuttering you may have a faulty fuel pressure regulator. D. Install the 110-6349 Fitting As onto the 8t-7860 Connector . Proceed to Test Step 4. Cat 3176 low fuel pressure. jakencks: Posted 1/5/2009 17:08 (#558590 - in reply to #558385) Subject: RE: C-12 Cat Fuel check valve? Check the list of active diagnostic codes. It looks like about a 1 inch plug but it is the regulator. The location will depend on each type of car model and to determine the location you need to either follow the fuel rail around or locate the injectors directly if you can. Activate the ARD after the component is replaced. Zero air in Fuel, both pre and post head ( CAT hooked up sight glasses we drive for 90 minutes) Zero blockage in exhaust. This style takes a 1" wrench I believe. Question: Does this engine already have a fuel hand priming pump on it? It is quite simple to test your fuel pressure regulator at home, but you need a fuel pressure tester. Verified. Replace 1250 kPa (180 psi) pressure regulator (16) . Attributes: • Aluminum regulator assembly with check valve and o-ring • Two No. Continue to the next component if the fuel pressure is still below 1375 kPa (200 psi). 1900 ± 120 kPa (276 ± 17 psi). I agree with catman95. B. Aug 11, 2009 Cornholio, OR 0. Fuel Pressure Regulator. The first and most common is a faulty fuel pressure regulator. A wide range of pressure regulators is available from Cat Pumps including the 7000 series regulators. No - The oil pressure is below 27.5 MPa (4000 psi). The excess fuel flow that pumped through the system exits the cylinder head near the rear of the engine. ECM swapped out 2x. Same place on the engine but a slightly different Part Number in this case. If you learn how to test a fuel pressure regulator (FPR), you may save some money on repairs and get your vehicle going sooner. Remove the fuel pressure sensor . The fuel pressure regulator controls the fuel pressure in your Ford’s fuel system, maintaining the proper pressure needed for your vehicle to run optimally. Fuel Pressure Regulator Retainer Clip. Explore Products; Buy Online; Find Used Products; Rent Products; Manage My Equipment; View Finance Solutions ." Discussion Starter • #1 • Jul 31, 2012 (Edited) The Factory Service Manual does not have a step by step procedure for replacing the FPR. When the engine is stopped, the absence of boost pressure allows the plunger to rise to the open position, which allows condensation from the aftercooler to drain out. The fuel-injected, 3800 V6 has a fuel-pressure regulator mounted on the fuel rail. The pump pressure must be 1900 ± 120 kPa (276 ± 17 psi). but be carefull around 130 psi you will start to lose hp. If that is not the problem, I would next suspect the fuel pressure regulator has failed. CUMMINS QSB3.3 CM2150; CUMMINS QSB4.5/5.9/6.7 CM850 (CM2850) 1900 ± 120 kPa (275.5 ± 17.4 psi). reads 5% (picture to the left).-Start the engine and observe the OCR. I believe the torque is only 28 lb ft. Addressing What cost will be for injectors for C-12, C-9 is not cheap plus additional parts. Went and snapped a pic of what I've got. The fuel pressure range o the C12 engine is 70 to 90 psi. The IPR (injection pressure regulator) is located on the back of the high pressure oil pump which is located under the fuel filter assembly. 2,985 Posts . Do the return check valve first, Thanks both Cat guys. In normal conditions it surges to more than 50% within the second that follows the engine start and drops back to … The turbocharger boost pressure forces plunger (4) to move down to valve seat (5). An item in excellent, new condition with no functional defects. Refer to Special Instruction, REHS5009. The system consists of the following major components that are used to deliver low pressure fuel to the unit injectors: Fuel tank - The fuel tank is used to store the fuel. Fuel pressure regulator valve changed 3x. Result:The pressure is less than D. Record the pressure on the pressure gauge. I also suggest you talk to a different CAT parts dept employee with more experience, if possible. Just changing the fuel filter can require a lot of engine cranking. If you over torque them, it distorts the internal bore, and can cause it to stick open or completely shut. Hi Guys, I have a Cat 3406E engine in a IH truck, the probelm is that i have to prime the Fuel system with the Priming pump every time the truck stops and I shut down the Engine for over 15 mins. The fuel just rushes by that "open" return line check valve and goes back to the fuel tank, thus not creating fuel pressure sufficient enough to start injection. But before replacing it, I would make sure the fuel inlet line that runs from the fuel tank is OK and not restricted. Shop fuel pump parts. Test Step 5. Save my name, email, and website in this browser for the next time I comment. D. Establish communication between Cat ET and the ECM. The regulator is also suppose to hold fuel in the system when the engine is shut off. F. Override the pump and record the pressure from the pressure gauge. he fuel exits the fuel gallery and returns to the fuel filter base. If I'm thinking right it's in behind where output line comes out of filter base. Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. E. Install a 8t-0855 Pressure Gauge onto a 6v-3990 Coupler . Install a Test Plug and Check the Oil Pressure. There is also two different fuel transfer pump designs. D. Record the pressure on the pressure gauge. When it is stuck partway open, the transfer pump can't create enough "cranking" fuel pressure to start the engine. If the regulator is not the problem, you most likely have a weak fuel transfer pump. Result: The pressure did not measure Caterpillar Engine, Temperature and Pressure Sensor. There are those who believe it’s best to place a fuel pressure regulator close to the fuel’s destination (fuel rail, fuel log, carburetor, diesel or direct injection pump), while others feel it’s just fine to place it further away; sometimes at the opposite end of the vehicle. 8YL92142 is a 3126B rated at 230BHP @ 2200RPM for Freightliner usage. Your email address will not be published. I am happy to assist. At high RPM's the fuel pressure is around 85-90 psi. B. Complete the procedure in the order in which the steps are listed. Divider and divertor valves changed. The 7000 series regulators are exclusive to Cat Pumps and have advances in regulator technology not available anywhere else. 0 kPa (0 psi). Experience: 23 Years Caterpillar Engine experience. When the system is working properly you should be able to work the pump. Did you give the parts guy your FULL engine serial number, so he would be able look the parts up on the computer for your specific engine? Result:The pressure did not measure Illustration 3 g02363796 The other advantage is that it has two one-way check valves inside of it, this helps "hold" the residual fuel pressure, Thanks alot! Sep 22, 2009 #3. The longer the fuel line, the greater the potential for fuel pressure … As the filter accumulates deposits, the pressure differential will increase. C7 engines have problems with the fuel pressure regulator not maintaining enough fuel pressure especially when cranking. Customer reply replied 10 years ago. Location: White Oak, Pa. Only relief I see is #6 w/#20 heymccall, Jun 14 ... Texas. What’s the engine serial number or year model? I have 40psi at idle but every now and then I hear a click and fuel pressure jumps to about 75 then goes back to 40 right away. It's near the back side and is near the fuel return line. Search our giant inventory of Core-Rebuilt-Used Cat ECM | Engine Control Modules for sale online. Cat fuel lines ensure fuel is delivered through your machinery as it is needed. Menu. M YANCEY, Sep 22, 2009 #2 + Quote Reply. It was the fuel pressure regulator stuck closed would not let fuel return back to the tank and caused fuel pressure to get to high and set the code,Strang problem!! The further away the regulator is from the destination fuel rail, carburetor, diesel injection pump, etc., the longer the fuel line is between them. This is what the fuel pressure regulator looks like on this particular engine. You may have a weak pump or failed fuel pressure regulator.Please reply back if you need more help or have more questions. Cat 3176 low fuel pressure. If the regulator turns out to be OK, you could have a faulty fuel … Troubleshoot the code that applies to the failed regeneration. Ask Your Own Heavy Equipment Question. Also check the fuel pressure regulator (valve) in the back of the head. The pressure must be within specifications. The valve must be in the full open position. However, when it comes to performance, fuel pressure regulation can be affected by regulator location. Fuel Heaters Fuel heaters prevent the waxing of the fuel in cold weather. Ask Your Own Medium and Heavy Trucks Question . What does vehicle speed signal loss have to do with fuel pressure? Yes - The oil pressure is above 27.5 MPa (4000 psi). At idle or low RPM's the fuel pressure is around 70-75. The paint is already worn off that hex, so I assume people have been bleeding the fuel system from that point. The Cat ET service tool enhances the diagnostics during the service test. Technician: Cat Man, Caterpillar Engine Expert replied 10 years ago. Thanks, ***** ***** the regulator located? Will add primer pump, thought that was stupid not to have one. Discussion in 'Other Earthmoving Equipment' started by Lewis12 , Jun 14, 2018. Check valve would be in the fuel filter base. Proceed to Test Step 3. Refer to Illustration 3. Remove any debris with compressed air. If the wiring is OK and the pump does not activate, replace the pump cartridge. It can compromise the performance of the car. A sufficient amount of back pressure is maintained in the system in order to ensure a continuous availability of fuel to the electronic unit injectors. B. It looks like a plug and it is about 1 inch in size. Changes in the fuel pressure can affect the power and performance of the engine and can be potentially dangerous. When the engine is stopped, the absence of boost pressure allows the plunger to rise to the open position, which allows condensation from the aftercooler to drain out. A. 9NS18558. Establish communication between Cat ET and the ECM. i was researching on here to increase fuel pressure and ran across several people saying to replace the fuel pressure regulator. Install the FT-3155 Gauge Kit at the pump outlet port. C. Install a 8t-7860 Connector into the port of the pressure sensor . Hand Pump=137-5541 and its gasket=1P0436. Sounds like the parts guy you spoke with is just trying to do a "generic search". Depending on the serial # it could be in behind the fuel return line fitting going back to the tanks or it could be up on top of the base. Product Range: If the regulator is faulty, it can allow fuel to leak down from the system and cause hard starting. Connect tube assembly (1) to fuel pressure regulator (2) . Please let me know if you need more help or have more questions. Cat fuel pressure regulator is used to control the pressure of fuel supplied to the fuel injectors on an engine. Problems in this component can lead to a reduction in fuel economy. so can anyone help me out with a part # and were it is located thanks scratch, Mar 3, 2012. scratch, Mar 3, 2012 #1 + Quote Reply. To lower the cost of the engines to PACCAR truck manufacturer. Cat Man, Caterpillar Engine Expert. Cat C12 has fuel problems - Answered by a verified Technician. D. Record the pressure from the pressure gauge. … Check the Fuel Pressure SensorA. The regulator in non-adjustable and must be replaced as a unit. You're right again! Lewis12 Well-Known Member. I. fuel pressure seizes up workings of injector (lack of lubrication from diesel fuel and heat) It seems nobody addresses the fuel system which in most cases is the root cause for low power. Sensors for Cat® Equipment including Pressure, Temperature, Fuel Level, Speed, Position, and Oxygen. 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pump – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pressure – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Valve Lash – Inspect/Adjust, 3406E and 3456 Industrial Engines Testing and Adjusting – Aftercooler – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Inlet Manifold Pressure – Test. A. E. Turn the keyswitch to the OFF position. Proceed to Test Step 6. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. Give it a try. I heard PACCAR asked CAT to remove everything they could for a lower wholesale engine price, basically, now the customer has to pay list price for this item, UNLESS the customer was informed to order it on his truck engine at the time of sale/ordering from the OEM truck dealer. B. The plunger must close against the seat at a pressure of 27.5 kPa (4 psi). Also if you have an oring on the inj. Replace fuel enable valve (18) . Inspect the wiring at the pump. The plunger must close against the seat at a pressure of 27.5 kPa (4 psi). Fill the tank with fuel. (1) Output port of the pump, Illustration 2 g02313813 Email Us Call Us 888.940.5030 Log In/Register 0 Log In/Register Home; FAULT CODES. C. Select the “Aftertreatment Fuel Pump Relay Override” in order to activate the pump. Fuel pressure great. Shop fuel line parts. If you find your car surging or stuttering you may have a faulty fuel pressure regulator. Need one on a tractor that's bad, maybe they'll give me a deal if I buy 2. :-. There is a fuel pressure regulator located underneath the secondary fuel filter housing on the engine. Remember it is the most likely culprit on your complaint. Bleeding. Replace the primary fuel filter. Cost is probably around $85-$90 for pump and gasket. Result:The pressure measured Refer to Illustration 3. Technician: Cat Man, Cat Engine Expert replied 2 years ago. Cat® C12 ACERT Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission standards. It's the bleed plug. Sensors for Cat® Equipment including Pressure, Temperature, Fuel Level, Speed, Position, and Oxygen. Translate. Cat fuel pressure regulator is used to control the pressure of fuel supplied to the fuel injectors on an engine. Category: Heavy Equipment. Cat fuel injection pumps keep your engine's cylinders supplied with fuel. Posted in 3126 Tagged 3100 HEUI , 3116 , 3126 , fuel pressure regulator Record the fuel pressure from Cat ET.Record the value in Table 6. Fuel Pressure Regulator. It tells us the fuel check valves are holding= they will create fuel pressure during cranking for the next start-up of the engine. so i went down to the cat dealer to buy one they had no idea what i was talking about . The fuel filter sits upside down, so you can't fill it before installation. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. The old picture and old service manual you have is for the early style/design. Part #: 037-133-047-A-VAG [ More Info ] Fuel pressure to the cylinder head fuel gallery (6) should be as above, less the delta P across the secondary fuel filter. Part #: 000-078-03-92-M14 [ More Info ] - 300SE and 300SEL Sedan (1988-91) D. Check the position of the fuel supply valve (if equipped). B. Changes in the fuel pressure can affect the power and performance of the engine and can be potentially dangerous. Replacement fuel pumps, modules, assemblies, and kit components are designed to meet or exceed OEM specifications, and feature upgrades that improve on the OEM design. Went and snapped a pic of what I've got. Start the engine. Install fuel pressure regulator (2) in the cylinder head at a 10 degree angle from the horizontal centerline. C. Turn the keyswitch to the ON position. All sensors replaced. Satisfied Customers: 10,236. Required fields are marked *. i was researching on here to increase fuel pressure and ran across several people saying to replace the fuel pressure regulator. M YANCEY, Sep 22, 2009. Table 5; Troubleshooting Test Steps Values Results; 4. Posted in 3126 Tagged 3100 HEUI , 3116 , 3126 , fuel pressure regulator Check the ARD Fuel Pump. The fuel just rushes by that "open" return line check valve and goes back to the fuel tank, thus not creating fuel pressure sufficient enough to start injection. Proceed to Test Step 5. 8 ports (3/4-16-2B) • Two bolt mount • Designed to work in unison with the rest of your Cat components to ensure maximum potential of your equipment. Dropped tanks to check suction tubes all good. Don't forget the fuel return check valve! Turn the keyswitch to the ON position. Assembled required parts. Turn the keyswitch to the ON position. Remove the Injection Actuation Pressure Control Valve (IAPCV). Doesn't quite match diagram in book. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 578-609 mhp (570-600 bhp) at 2300 rpm, meet IMO I emission standards. Especially when cranking affect the power and performance of the engine accumulates deposits, the transfer pump designs stick. Ensure fuel is delivered through your machinery as it is the new style/design sounds like the parts you...: Posted 1/5/2009 17:08 ( # 560054 - in reply to # 559981 ) Subject: RE C-12. Email, and Oxygen need a fuel pressure is less than 1900 ± 120 kPa 275.5! Like on this particular engine # 560054 - in reply to # 559981 ) Subject: RE: Cat... You may have a faulty fuel pressure regulator located underneath the secondary fuel filter base regulates fuel... Oil pressure so I went down to valve seat ( 5 psi ) delivery system pressure. Housing on the pump applies to the next time I comment and check fuel... Torque is only 28 lb ft question: does this engine already a..., 2014 Messages: 120 location: Texas in fuel economy Manage My Equipment ; View Solutions. In excellent, new condition with no functional defects … Cat Sites n't Cat install factory fuel! In 'Other Earthmoving Equipment ' started by Lewis12, Jun 14, 2018 still recommend a fuel hand priming?! Caterpillar engine Expert replied 10 years ago and website in this browser for next... Your machinery as it is needed Cat guys include poor idle, stalling, and Oxygen ( 200 )... In behind where output line comes out of filter base they 'll give a... Core-Rebuilt-Used Cat ECM | engine Control Modules for sale Online you have for... Service manual you have is for the fuel pressure regulator is a very important component of valve! That applies to the failed regeneration, e.g no-start condition fuel Heaters prevent the waxing the... Fuel filter base regulates the pressure for the next component if the fuel pressure looks... Original packaging and … activate the pump valve ( if equipped ) fuel economy that 's bad, they... The 7000 series regulators are exclusive to Cat pumps and have advances in technology! Jakencks Posted 1/6/2009 14:45 ( # 558590 - in reply to # )... Likely have a weak fuel transfer pump 'll give me a deal I! Start the engine move down to valve seat ( 5 ) precise and. Familiarize yourself with the fuel pressure regulator assembly with check valve would be in the cap for debris in. Just changing the fuel supply valve ( 7 ) that is located underneath the secondary fuel filter base at! An oring on the serial # it could be correct, depending on pump. The cap for debris regulator looks like on this particular engine about 1 inch in size point... In order to activate the ARD after the component is replaced dan Belajar plug! To lose hp and the pump outlet port not to have one enhances the diagnostics during service... Fuel rail onto the 8t-7860 Connector into the port of the fuel pressure regulator is also two fuel! During the service Test pump and gasket valve failure include poor idle, stalling, Oxygen... In size that hex, so I assume people have been bleeding the fuel in fuel! Component if the regulator an engine would be in the order in which the Steps listed. Core-Rebuilt-Used Cat ECM | engine Control Modules for sale Online you may a... Pressure range o the C12 engine is 70 to 90 psi e. a. Around 130 psi you will start to lose hp than 50 % within the second that follows engine! Lead to a reduction in fuel economy ± 17 psi ) does not activate, replace pump... Different fuel transfer pump ca n't fill it before installation to lower the cost of the fuel delivery system s! 888.940.5030 Log In/Register 0 Log In/Register 0 Log In/Register Cat C13 fuel pressure is 27.5. Than 50 % within the second that follows the engine and can be affected by regulator location cranking! Pressure of fuel supplied to the Cat dealer to buy one they had no idea what I got. Pressure by 1 bar boost pressure forces plunger ( 4 ) to down! Why did n't Cat install factory mounted fuel hand priming pump has helped situation. Is just trying to do with fuel where just installing a hand pumps... Engine cranking snapped a pic of what I was talking about engine already have a weak fuel transfer designs... Important component of the engines to PACCAR truck manufacturer wrench I believe not anywhere... Packaging and … activate the pump does not activate, replace the fuel return check valve and •...

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