Cat c15 fuel return check valve location. Warranty & Returns; Order Status Inquiry; My Account.

Cat c15 fuel return check valve location Disconnect the ARD fuel line from the pump. the oil return casting in the block for the HEUI fuel system has a plate cover with a large oring that seals the plate to the block, the oring was very stiff, brittle, and flat, it really leaked when the engine was C15 Fuel System Operation - Free download as PDF File (. E. Threaded Mode | Linear Mode. Based on the information you provided I know that your tractor is NO longer it is necessary to put ( the shim) if you have low presion the transfer pump 316-6863,64 new one spring kit is 339-4983 if you looking for couples ponys::knight C11 to C18 05 dually,4x4,g56,,s@b cai,atsmanifold,tst r49ap ,sb3850dd hyd upgrade,gdp 36 h. 8 in) Displacement 15. Pushing the handle in closes check valve (13) and opens check valve (14). the Serial and Model nuMber iS loCated on a MetalliC plate on the paSSenger Side of the valve Cover. Plugged Oil Disposal Tube A plugged disposal tube Cat ENCLOSURES ® C15 LEHE1636-02 5/6 Enclosure Package Operating Characteristics WEIGHTS & DIMENSIONS kVA ekW SB/PP Sound Pressure Levels dBA Air Flow Rate Ambient Capability 1m (3. It is best to check it while driving under a load. 03-26-2024, (Subject: c15 fuel filter ) Post: #1. Check daily operatinecog rrds for intercooler and aftercooler efficiency. Also I’m getting noise, from fuel housing filter to the pump. B. Facebook. Fuel Tanks. Illustration 1 g02300033 Schematic for the C15 engine. com FREE DELIVERY possible on eligible purchases This item can be returned in its original condition for a full refund or replacement within 30 days This diagram is an essential tool for anyone working with Cat C15 engines and helps to ensure efficient and reliable fuel delivery to the engine. The check valves also prevent fuel from being forced back into the fuel transfer pump. Sign in. 3. Attributes: • Check valve assembly consists of valve, pressure port, return port, o-ring, hex bolt and ring-backup • Thread size: 7/8-14 • Prevents backflow • Maintains pressure • Hex size: 25. On the filter housing one check valve is on the right hand side near the fuel return (this valve has the hex head that you access from underneath). Superhauler, Jun 30 I would start by replacing the fuel return check valve. It will not start without a little ether. Check the Fuel Level. The fuel return line on the back of the head has a check valve in the otherwise innocent (32) Line for return fuel from regulator (7) to the vehicle fuel tank (33) Line for return fuel from the cylinder head (34) Line for return fuel from the rail (35) Port for purge air to the ARD (36) Ports for return fuel to the vehicle fuel tank (37) Line from the forward fuel manifold to the inlet of the fuel filter base Cat® 9/16" Fuel Pressure Regulator includes Body, Spring, Air Bleed Orifice, and Poppet Cat® 9/16" Fuel Pressure Regulator includes Body, Spring, Air Bleed Orifice, and Poppet Fuel System Valves. 25 years experience. Returns : Customer Satisfaction is a Check valve. Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Remove any debris with compressed air. Prefix BXS - Free download as PDF File (. Seals for Fuel Systems. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright The actuators use the pressurized engine oil and electrical commands from the ECM in order to delay the closing of the intake valves. The typical fuel pressure of the engine at operating temperature can vary. jakencks Posted 1/6/2009 14:45 (#560054 - in reply to #559981) Subject: RE: C-12 Cat Fuel check valve? Good morning Bill, the location of the check valve is located on the bottom side if the secondary fuel Fuel filter base. Replace the The combustion air is mixed with fuel inside the ARD. Page 2 of 2 < Prev 1 2 The fuel regulator valve is located in one of the return fuel lines. 12 Check for afailed fuel pressure relief valve. Pid 94 FMI 11 By chatting and providing personal info, you The only way to test would be to plug or restrict the fuel return line coming from the engine. The air/fuel mixture is ignited and the air/fuel mixture is burned in order to provide heat for the diesel particulate filter. Hybrid Hose & Tube Assemblies. Two-Stage Valve 29. Turn the engine OFF. Priming pump. 4 mm diameter dampening orifice. Verify that the problem is resolved. Key Components and Functions of the Cat C15 Fuel Line Diagram. hct5 vvicess (0 Likes) Posts: 24 Joined: Dec 2020 : c15 fuel filter or a stuck closed fuel return check valve. Review active diagnostic codes to determine what code is present. It maintains constant Fuel Pressure by adjusting the flow of Fuel returning to the fuel tank or fuel pump. Sorry about the dark video we have 2 lights in the shop wit 4C-7. When start of a morning it blows white smoke and smell diesel. Could you get me your engine serial number please? thanks for your Note: Refer to Operation and Maintenance Manual, “Fuel System Secondary Filter – Replace” for information on replacing the filter. Establish communication between Cat ET and the ECM. Is scary Find many great new & used options and get the best deals for FUEL CHECK VALVE for CAT 3406E C15 PAI# 380170 Ref# CATERPILLAR 2812725 2380296 at the best online prices at eBay! Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's Posted 1/5/2018 21:45 (#6482370 - in reply to #6482323) Subject: RE: C12 Cat fuel shutoff valve? Between Omaha and Des Moines, 7 miles South of I80: Just leave it "OFF", (1/4 turn valve on fuel return line) that idea, from CAT, didn't work out like they thought it would. The fuel pump check valve is usually located at the top of the fuel pump. The priming pump utilizes a series of check valves in order to direct the flow of fuel during the priming pump's operation. Changed the fuel transfer pump and the return check valve. Fuel Pressure Test (8) Fuel pressure tap (unfiltered Check the Check Valve. Hybrid Hose & Tube Cat® C15 DIESEL GENERATOR SETS 350 kVA – 500 kVA 60 Hz Standby Prime 350 ekW 320 ekW 400 ekW 365 ekW 450 ekW 410 ekW 500 ekW 455 ekW Image shown may not reflect actual configuration. The orifice maintains fuel pressure at low engine speeds, and the spring loaded check valve prevents drainback of the fuel from the head after engine shutdown. Location Hermann, Missouri Occupation Cheap "old" Geezer Jan 31, 2023 #18 I changed all the check valves and the fuel return directing valve when replaced the fuel lines on my project truck. 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. Return to Top | find. I searched everywhere and cannot find anything on this. Start the engine. Loosen it about 3-4 full turns (if it comes out, just screw it in a thread or two ) After loosening, then hand pump the hand priming pump, it should pump reasonably easy, this should help flush/push out the air, in the cylinder head, that is around the injectors. An outlet check valve is used in order to prevent pressurized 1: Makes sure it has a hand priming pump, on the secondary fuel filter base = that has two additional one-way check valves inside and it helps "hold" fuel in the system. There is a plug on the secondary fuel filter housing that is used to C. Note: Do not perform this procedure on engines with serial numbers (S/N: KCA1-160KCB1-508). C-10 C-12 3406E C-18 C-15 C-16 C16 C18. Proceed to the next Test Step. Replace main solenoid valve: Result : The “ARD Ignition Test” was successful and no codes were logged. The fuel flows through the fuel filter into the fitting for the fuel manifold, that is located at the front of the engine. 3 mm • Port 1: pressure • Port 2: return (6 holes) • 0. I can also hear a surging sound Check for plugging in the coolant supply and the coolant return lines. Result: The check valve is Table 4; Troubleshooting Test Steps Values Results; 3. Cat® 45. The test helps diagnose problems with the circuits for the solenoids. C18 GEN SE C15 GEN SE D550GC C32 GEN SET D600 GC C18 C15 C9 C32 3456. Cat® 3/4" Fuel Pressure Aluminum Regulator used in Fuel Check Valve with Seal O Ring Stor Suction Hoses & Return Hoses. Applications: (6) Fuel rail (7) Pressure relief valve for the fuel rail (8) Pressure regulator for the drain line (9) Fuel tank (10) Check valve for the fuel return (11) Fuel to the Clean Emissions Module (CEM) (12) Electric priming pump (13) Primary fuel filter/water separator (14) Engine control module (ECM) (15) Fuel pressure sensor (secondary filter outlet) CAT C15 Fuel question Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Brightlog, Jun 8, 2019. This filter assembly is designed to remove the small contaminants that cause the most harm. Augers. Cat C12 fuel system diagnosis - The_Goon_Show: 12/22/2023 10:37. We offer easy, convenient returns with at least one free return option: no In this video we are working on a subscriber's C15 engine that had various problems, but the main one was shaking under a heavy load on the engine. Cat filter assemblies remove some Cat® C15 ACERT In-line 6, 4-cycle diesel Bore x Stroke 137 mm x 171 mm (5. Housing for the fuel injection pumps. Is Pressure 90 kPa(13 psi)? Yes: Relese the unit. Fuel injection pump. The check valves work with the fuel priming pump in order to produce a pumping action. Low Pressure Sensor However, the higher spring pressure in the main fuel control valve causes the main fuel control valve to remain closed at 1. the location of the Cat C15 fuel check valve, highlighting key considerations for different Cat C15 engine models and potential issues. The fuel return check valve is NOT located in the "DRAIN" boss on the top- it is located inside the hole that the return line AN fitting screws into on the rear of the secondary fuel filter base. Check valve. Open the valve enough to allow the air that is trapped in Buy DEELY 2812725 Fuel Check Valve Fits Caterpillar 1565783 725 730 735 740 D350E II 65E 75E Cat TRUCK C-16, C15, C13, 3406E, C18, C11, C-12, C-10, C16 C-18, C-15: Selector Valves - Amazon. Restore all fuel line connections. See All Categories. Fuel Return to Tank 31. Remove the check valve. Two-Stage Valve Return Flow 30. i. It is compatible CAT - C15 (All Other Prefixes). Fuel Return from Pressure Limiting Valve 27. The valve must be in the full open position. WHEEL TRACTOR 627G 623G 621G. Route the fuel line to the secondary fuel filter and connect the other end to the “From Pump” fitting. No: Go to Step 14. Its purpose is to hold the pressure after the engine is shut off, ensuring a quick start the next time the vehicle is used. Averaging 3 to 4 mpg pulling that weight i have to run a fuel cooler on my return fuel line so I don't "coke" the fuel. (6) Fuel rail (7) Pressure relief valve for the fuel rail (8) Pressure regulator for the drain line (9) Fuel tank (10) Check valve for the fuel return (11) Fuel to the Clean Emissions Module (CEM) (12) Electric priming pump (13) Primary fuel filter/water separator (14) Engine control module (ECM) (15) Fuel pressure sensor (secondary filter outlet) Cat® 9/16" Fuel Pressure Regulator includes Body, Spring, Air Bleed Orifice, and Poppet Suction Hoses & Return Hoses. Not familiar with the DD 8. On the downstroke, as the fuel pressure in passage (9) increases, piston check valve (6) is closed and outlet check valve (5) is opened. Probelm not The Cat C15 engine utilizes advanced fuel injection technology to optimize combustion and fuel efficiency. Iowa: The reason I mentioned the orifice(in the return fitting), is because I wasn't sure if you expected to have felt constant pressure in the hand priming pump once you had pumped up the fuel system. C15 cat fuel system diagram; Cat c15 fuel check valve location diagram; Cat c7 fuel pressure check valve It is typically located on the fuel rail or near the fuel injectors. Yes a Caterpillar C-12 has a fuel manifold along side of engine and location of check Valve will be on manifold. But, their location is different depending on fuel injection system used. I’m losing prime over night but my fuel filters are filled. Like a suction sound lines vibrates also when I idle it high. I have a cat C15 6Nz and on occasion when attempting to start it, It's near the back side and is near the fuel return line. The engine should start and t Ensure that the fuel tank has an adequate amount of fuel to operate the engine. One of the simplest checks for that problem is to run a bypass pickup line from the tank to the fuel block where you replaced that check valve, drop the line down in your tank This update kit is designed to get rid of the notorious fuel and water line that rubs the front cover of 3406E engines. Motorhome with CAT C15 - Fuel Open fuel pressure regulating valve (2) by two and a half turns. Coolant Diverter and Mounting Valve are used to provide a stable and secure attachment point for the coolant diverter valve. I think that there is two. Check Cat ET for any associated codes that are listed in Table 3. . Tubes, Tube Assemblies, & Tube Components Cat check valves are designed to provide a uni-directional fluid flow and prevent back flow. The fuel regulator valve is controlled by the temperature of the / CAT, Detroit, and Other engine related Help / c15 fuel filter. Q&a: cat c15 fuel filter housing & check valve location . 6163 posts · Joined 2015 Add to quote; Only show this user #1 · Oct 16, 2017. Select Store. Crafted with precision and made with durable materials, this fuel pump check valve is the perfect replacement for your old or damaged one. Use the 90º fitting if necessary. Replaced all suction lines. Engines built before 5314897 will require a warranty review, to ensure the Low-pressure Fuel System (LP. Connect High Pressure Return Line Tester373-4728-1 to fuel In summary, the cylinder head of the Cat C15 engine is a critical component that houses the cylinders, valves, spark plugs or fuel injectors, and camshaft. Gator1 Discussion starter. 1 - LP. Search. Remove fuel pressure sensor “A” (2) . Replace the check valve. Perform Fuel Rail Pressure (FRP) Return Flow Test part 2. new reply. As Pierce said, most diesel DO have check valves. Proceed to Test Step 7. Disc. Refer to “Valve Lash Adjustment” for the proper procedure. NOT the one beside your bleed screw. An inlet check valve prevents fuel Buy DELEYAPARS 2812725 Fuel Check Valve Fits Caterpillar 1565783 725 730 735 740 D350E II 65E 75E Cat TRUCK C-16, C15, C13, 3406E, C18, C11, C-12, C-10, C16 C-18, C-15: Selector Valves - Amazon. 0 L/M Flow. Attributes: • Assembly consists of valve, o-ring, hex bolt and back-up ring • Hex Size: 25. System Operation During Engine Start. Bypass valve. Assume that the check valve is OK. List any debris that was found in the check valve. What now? Buddy. An orificed check valve (4) is mounted directly at the fuel return port at the rear end of the fuel gallery in the cylinder head. HC Doser Fuel Supply Pressure Control Valve (KM59 Gen1 ONLY) 28. A current flow of approximately 1. Plugged orifices in the fuel pressure regulating valve Stuck fuel pressure regulating valve in the fuel transfer pump Pinched fuel return line Fuel Pressure Readings. No: Repair restriction in fuelreturn line between high pressure fuel pump and fuel tank. It is located on the front of the engine just above and the front of the govenor there is a valve and spring in there. Inlet check valve (2) opens in order to allow fuel to fill the cavity above piston assembly (4). Warranty & Returns; Order Status Inquiry; My Account. NOTE: Do not continue to the High Pressure Fuel System Diagnostic Install a gasket, flange assembly (11), a gasket, flange (16) and the two bolts on the fuel injection pump housing. 4 mm • Thread size: 7/8-14 (mount Cat® 7/8" Check Valve used in Fuel Lines. I’ve replaced both check valves twice with no luck. txt) or view presentation slides online. During engine shutdown, the Cat C15 S/N: MXS09731 My driver is saying "For the past couple mornings it has been cutting out and blowing white/ gray smoke out the exhaust. Turn the ignition switch to the “OFF” position. It is widely used in Cat® C15 and C18 Engine (Piston), and C15 Engine-General Platform (C15). Cat c15 MBN fuel pressure lbs. Check valve Result: The check valve was replaced. Customer: I have a 2003 peterbilt 379x, C15, 6NZ. It incorporates an electronic control module Thermostat: The thermostat is a temperature-sensitive valve located between This high-quality fuel pump check valve is an essential component for your Caterpillar C15 engine. 4 mm Applications: Used as Cat® 9/16" X 9/16" Diesel Fuel Recirculation Flow Control Thermal Valve Cat® 9/16" X 9/16" Diesel Fuel Recirculation Flow Control Thermal Valve Search. Hydraulic Cartridge Valves. It’s only $60-70 and takes 5 mins to change it. Brand: Cat. Don't overtighten a 2. Replace check valve on intercooler condensate drain line. 18 speed, 3. Perform the “ARD Ignition Test” using Cat ET. This Cat® 3/4" Fuel Pressure Aluminum Regulator used in Fuel Check Valve with Seal O Ring Stor. If so, I think you should try and loosen #5 (fuel return check valve) in this photo. this test. SIS; Parts Diagram Enter your location below to find price and availability information from local Cat dealers. Select Store Location Close Enter your location below to find price and availability information from local Cat dealers. The actuators use the pressurized engine oil and electrical commands from the ECM in order to delay the closing of the intake valves. Stop truck at traffic light /slow to go around curve/ park on shoulder etc and get In the case of extreme pressure, fuel is redirected back to the inlet of the fuel transfer pump. Transfer pump. jpg (33KB - 321 downloads) Madsnake: Posted 8/18/2013 16:08 (#3274402 - in reply to #3273923) Subject: Re: C15 loosing its prime: Fuel return check valve in bottom of filter base is a first step, use a stubby spanner so Cat C7 will not start, low cranking fuel pressure. If the problem is not resolved, Proceed to Test Step 4. The preferred method of cleaning the exterior is to blow the core off with compressed ai r in a These include the fuel pump check valve and other fuel return check valves. 5A is required in order to open the main fuel control valve. I can put foot to floor through all 18 gears and no issues. See All Attachments. 1:1 Aspiration Turbocharged Air-to-Air Aftercooled Fuel Injection System MEUI Governor Electronic ADEM A4 456 If the iva valves are disabled (left closed) then it will run 19:1 compression ration all the time. reply reply. 18. Section 4C: Upgrading the Fuel Line from the Transfer Pump to the Secondary Fuel Filter, cont’d CATERPILLAR® 3406E, C10, C11, C12, C13, C15, C16 & C18 Open the air purge screw (1) for the fuel filter by three full turns. A current flow of approximately 2. 17. During engine shutdown, the SCHEMATIC OF FUEL SYSTEM 1. Adapters. txt) or read online for free. But check fuel pressure first it can't fill the injectors without proper pressure. Refer toLevel ""HP Pump Fuel Return Pressure Test" ". Connect High Pressure Return Line Tester373-4728-1 to fuel (7) Combustion air valve (8) Combustion air valve inlet (9) Combustion air actuator (10) ARD ignition coil (11) Combustion air absolute pressure sensor (12) Combustion air valve controller (13) Differential pressure sensor (14) Fuel filter fitting (15) Cable for CEM connection to the engine (16) Pilot fuel control valve (17) Main fuel control valve • Audio/visual fuel level alarm panel • 5 gal (18. Other Fuel System Components. Fuel Pressure Test (8) Fuel pressure tap (unfiltered If the measurement is not within this range, an adjustment is necessary. Replace the fuel return pressure regulator (2) . C. The fuel line runs from the fuel filter base to the fuel transfer pump. I have a Cat C15 MODEL MNB. 03-28-2024, (Subject Plugged orifices in the fuel pressure regulating valve; Stuck fuel pressure regulating valve in the fuel transfer pump; Pinched fuel return line; Fuel Pressure Readings. Check the Check ValveA. If that is not it could be a fuel pump we have a c15 in a tractor that was chronically on the low end of acceptable and finally we put in a pump and bingo that was the issue. From the fuel transfer pump (8) , fuel passes through a secondary fuel filter (7) of two micron rating. c15 fuel filter. This document provides an electrical circuit diagram for a CAT C15 engine: - It lists various engine components and sensors connected to the 40-pin ECM connector including the intake valve actuation pressure sensor, engine coolant diverter Table 2; Troubleshooting Test Steps: Values: Results: 1. Check the position of the fuel supply valve (if equipped). Have a c15 2007 same deal fuel delivery is good will crank. 2. Inspect the check valve. Troubleshoot any active codes before continuing with this procedure. 9 Fuel return check valve. Cat® Fuel Transfer Pump with Pressure Regulating Valve Create an account in just four steps 1) Select a local Cat dealer store 2) Create a local dealer profile 3) Verify your email address 4) Create your Caterpillar account Description: Filter Assembly such as 352-4915 is generally used as lower level components of a fumes disposal in a lubrication system. K-Whopper: It sounds like you have deeper problems, tough to troubleshoot from Kuwait. BENEFITS & FEATURES LEHE1574-07 Page 1 of 9 ENGINE SPECIFICATIONS Engine Model Cat® C15 In-line 6, 4-cycle diesel Bore x Stroke 137 mm x Fuel diverter valve: Use the “ARD fuel flow diverter actuator override” in the override parameters section in Cat ET to activate the fuel diverter valve on the ARD fuel pump. Download the “Warranty Report” from the engine ECM before performing any troubleshooting or clearing diagnostic trouble codes. Proceed to Test Step 10. After additional troubleshooting I found a crack in the fuel pump housing #190-3442 (the cover where the fuel lines connect) that is leaking air/fuel preventing the engine from starting. Enter your location below to find price and availability information from local Cat dealers. Cat Man. Suction Hoses & Return Hoses. Check the Wiring for an Open Circuit. Share: Back. Illustration 2 g01185728 P2 Cat Return Check Valve January 08, 2016, 04:34:52 pm Quote from: mike leary - January 08, 2016, 03:44:18 pm Great news! This valve only functions when the primer pump is used. Open air purge screw (1) for the fuel filter by three full turns. 12. Verify that the problem has been resolved. Select “Fuel Priming Command Override” or use the manual priming switch (if equipped) in order to activate the ARD fuel pump. Illustration 1 g01373511 Cylinder and valve location (A) Exhaust valves (B) Inlet valves. Constant bleed valve. 15. Priming Port 32. Read less. Shopping Cart; Cat Social. Hydraulic Brake Valves. Return the original pump for an evaluation. Open fuel pressure regulating valve (2) by two and a half turns. Fuel pressure regulator: C15, and C18 Engines Troubleshooting – Fuel System Water Separator Has Water • 100% valve closed check tested at 25 kPa, the flow to be less than 20 L/min. When the priming pump handle is pulled out, negative air pressure in the pump makes check valve (13) open and pulls fuel from the tank. COMPATIBLE Customer: Cat c15 - getting air in fuel line somewhere I think - I have replaced injectors, replaced all fuel lines. Note: Do not remove the regulating valve completely. (only needs to be tightened snuggly) Don't over-tighten !!! {most likely culprit}. Remove the fuel tank cap from the fuel tank. 8) Also, check for fuel return aeration and fuel supply pressure under a torque stall. Properly tighten the fuel lines to the fittings. F. STOP. If the pressure goes up and the engine Aftertreatment #1 Fuel Pressure #2 : Low - Least Severe (1) 4077 : 18 : Aftertreatment #1 Fuel Pressure #2 : Low - Moderate Severity (2) Clean Gas Induction System (CGI) 520192 : 15 : CGI Mass Flow : High - Least Severe (1) C15 and C18 Engines for Caterpillar Built Machines Injector Solenoid Circuit Injector 6 return (P2-106) Injector 3 return (P2-107) Injector 5 return (P2-116) Injector 1 return (P2-118) Injector 2 return : Show/hide table. Try to run the priming pump again. the check valve on the return side has been replaced recently, but it still has problems starting. Bale Grabs. Check for Associated Diagnostic Trouble Codes. Install the required parts listed in Table 2 at the outlet port of the pump. Check the Fuel Diverter ValveA. The torque specs for the Cat C15 6NZ engine are as follows: Main bearing cap bolts – 65 ft-lbs; Head Bolts – 140 ft-lbs; Connecting rod bolts – 95-105 ft-lbs; Injector hold down bolts – 22-25 ft lbs; Rocker cover screws – 8. Low fuel pressure can An inlet check valve prevents fuel from draining back to the fuel tank while the fuel transfer pump is not in operation. Engine rebuilt (CAT Platinum) 16 months ago. It is typically located within the fuel injection pump and designed Also verify that the latch tab of the connector returns to the locked position. I had to spray ether then grabs. Engine pops/stumbles under load. Pressure Limiting Valve 26. Understanding the Importance of the Fuel Check Valve The check valve is usually located on the side of the Bosch injection pump or in our case with the 2 cycle Detroit, located where the fuel returns to the tank. I did a pressure test while the engine is running and it reads 60-65 psi, which is ok. Check the vent port that is in the cap for debris. Tubes, Tube Assemblies, & Tube Components See All Hydraulic Valve Groups & Components. Check for voltage between pin 1 and pin 2 on the connector to VALVE CHECK(1367227 ORING) Cat check valves are designed to provide a uni-directional fluid flow and prevent back flow in the fuel system. 2. pdf), Text File (. loading. Add Equipment. 3ft) 1. Connect air bleed tubes (17) and (15) to the fuel injection pump housing. A. Return Policy. / CAT, Detroit, and Other engine related Help / c15 fuel filter. Disconnect fuel railreturn line at fuel rail. It plays a vital role in sealing the combustion chamber, optimizing airflow and fuel delivery, and ensuring efficient combustion for optimum engine performance. There are internal check valves that are also incorporated into the fuel transfer pump. If the pressure goes up and the engine If Eng is taking so many rounds to get start then you have to replace this valve. Height (in)-- C15 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. Ignition/Electrical System. 15 Run HP Pump Fuel Return Pressure Test. I would replace it. A Fuel Injection Pump Bypass Valve is a critical part of a diesel engine fuel unit that is responsible for controlling the pressure and flow of fuel that is sent to the fuel injectors. The Cat C15 fuel line diagram is a schematic representation of the fuel system components and their functions in the Cat C15 engine. 5. Illustration 1 and Illustration 2 show the location of the components for the combustion air system. Check Fuel Pressure Sensor “A”A. Still 10 lbs low on fuel pressure. The ECM performs the following sequence of operations I put the Acert check valve and see around 100-110 fuel pressure. Cat® Fuel Line Check Valve allows fuel flow in one direction while preventing reverse flow, maintaining system integrity Search. Fuel System Valves. jpg) Attachments-----3406E _C15 fuel filter base photo in paint program. 14. NOTE: Do not continue to the High Pressure Fuel System Diagnostic the fuel system when the engine is not in operation. Verify that the harness connector is free of debris, free of corrosion and Enter your location below to find price and availability information from local Cat dealers. Note: After performing all diagnostic steps, if SPN 3055 FMI 15 remains, verifythat each step was The fuel transfer is allowing air to enter. 4. 3A is required in order for the main fuel control valve to start to open. My two suggestions are: #1, go to NAPA(or hardware store) Customer: I have a c7 acert cat with starting problems. Shop. Can we fi Cat check valves are designed to provide a uni-directional fluid flow and prevent back flow in the fuel system. Valve Lash Adjustment. Result : The “ARD Ignition Test” was not successful. The document describes the fuel system of a C15 or C18 industrial engine. At low idle, the fuel pressure can be 538 kPa (78 psi). (3406E _C15 fuel filter base photo in paint program. Siphon break orifice. If that's low check filters if that doesn't do it check the pressure check valve. 5m (4. The pump looks like it's been replaced and after doing some searching thot I might try changing the check valves first. The regulating valve is located in the integral fuel filter base. Visually inspect the fuel level in the tank. Use the following procedure to adjust the valve lash: C. Ensure that the Maybe you fellas can help me out. It has an electronic fuel injection system using individual Install a gasket, flange assembly (11), a gasket, flange (16) and the two bolts on the fuel injection pump housing. Rail Pressure Sensor 34. replaced check valve Thank You for verifying the fuel system for me. 10. Clean cooler cores if required. Information. The fuel return check valve, on the other hand, allows fuel to flow in This engine uses the 129-2878 secondary fuel filter base. D. 16. GENERATOR SET 3456 3406E. Open the valve enough to allow the air that is trapped in the cylinder head to be purged from the fuel system. Hybrid Hose & Tube Between Omaha and Des Moines, 7 miles South of I80: If you are only 5-10 miles from a CAT dealer (parts) then start by changing just the Fuel return check valve, in the secondary fuel filter base. And I only have two 100 gal tanks. It is widely used in 5. 9 L) spill containment • 5 gal (18. Injector Nozzles. 5 mm Long Fuel Bypass Valve for fuel filter Search. When running the fuel pressure should remain between 70 and 90 psi at all times. Jump to Latest 33K views 10 replies 4 participants last post by 1088717 Aug 24, 2024. 664 Satisfied Customers. 03-28-2024, (Subject faults for the control valves will require replacement of the bad harness. 2A. LinkedIn. c aterpillar c 15 6 Caterpillar C15 Engine Parts caterpillar chart Caterpillar Model Chart and Serial nuMber loCation Serial nuMberS ConSiSt of a String of alphanuMeriC Code. 9 L) spill containment with overfill prevention valve and fuel fill drop tube with in 6" (152 LEHE1766-02 (07/18) Ratings: Cat ® C15 DIESEL GENERATOR SETS APPLICABLE CODES AND STANDARDS: ISO 3046, ISO 8528, IEC60034- 1, IS4722 Prime: Output available with varying load for an unlimited time. Return the unit to service. CATERPILLAR C15/3406E CRYO TREATED HEAD BOLT KIT IPD Low Compression Accert 16:1CR Conversion In-Frame My 9400 jd tractor leaks back fuel when sitting overnight requireing primming before starting. 3413-6: Use the “ARD fuel flow diverter actuator override” in the override parameters section in Cat ET to activate the fuel diverter valve on the ARD fuel pump. 2 L (928 in³) Compression Ratio 16. 5 ft The combustion air is mixed with fuel inside the ARD. if the MetalliC plate iS MiSSing, the engine Serial nuMber iS StaMped on the paSSenger Side of the Cylinder I just purchased a 2005 Pete 379 with a c15 acert. Quantity Control Valve 33. Illustration 5: g01161232: Terminal locations for the connector at the valve cover base (Terminal 1) Injector 1 If a 2949-7 code does not return, the repair is complete. I know on many Caterpillar engines, it is on the back of the head with fuel return line connected to it. Establish communications between Cat ET and the ECM. Clear the active event Caterpillar c15Inspection and valve adjustment on cat c15 Cat c15 fuel system: q&a on diagrams, check valve, return locationC15 valve cat adjustment inspection. Illustration 1 g01943382 Typical combustion air system Rubber spring kit for servicing the fuel transfer pump. 2: Fuel return check valve is the one on the bottom side of the fuel filter housing beside where you spin the filter on. 11. Install a 5P-1318 Adapter into the port of the pressure 1. If the priming pump will not run, replace the pump. One on front left and one on the right behind the inlet line. Checked return fuel check valve. PETROLEUM ENGINE On the downstroke, as the fuel pressure in passage (9) increases, piston check valve (6) is closed and outlet check valve (5) is opened. Refer to System Operation and Testing and Adjusting , “ARD Fuel System – Test”. Parts. 6. Water Drain 35. If debris is found in the lines, determine the source The Coolant Diverter and Mounting Valve are used to provide a stable and secure attachment point for the coolant diverter valve. Illustration 9 g02760139 Component location (51) Control valve (52) Pressure sensor (53) Check valve (54) Actuators. It is designed to ensure optimal fuel flow and prevent any issues that may arise due to fuel system malfunctions. FUEL CHECK VALVE Details:Fuel Check Valve Caterpillar 3406E / C15 / C16 / C18 Series application OE Replacements:380170, CAP380170, 1565783, 2380296, 2716636, 2812725 Engine Make / Manufacturers:CAT, CAT, CAT, CAT These include the fuel pump check valve and other fuel return check valves. Is the line free of return fuel from cylinder head and rail? Yes: Go to Step 12. Prime power in accordance with ISO A. Proceed faults for the control valves will require replacement of the bad harness. Cat c15. Test Step 1. 5 mm Long Fuel Bypass Valve for fuel filter Cat® 45. The typical fuel pressure of the engine at operating I show testing ot see if the fuel pump check valve has failed causing a extended cranking time. Turn the keyswitch to the ON position. Attributes: • Helps to ensure proper fuel atomization by controlling the Fuel Pressure. Record the value in Table 6. Remove coolant supply line (8) and coolant return line (9) from the turbocharger. It looks like a plug and it is about 1 inch in size. The ECM performs the following sequence of operations Also verify that the latch tab of the connector returns to the locked position. The engine was not designed for that 12-02-2023, (Subject: Cat c15 BXS IVA issues ) Post: #9 Nerv Established (3 Likes) Posts: 31 Joined: Jun 2023 RE: Cat c15 . I was letting you know that it will bleed down all by itself once you quit hand-pumping(which is normal). This causes fuel to be pushed through the secondary fuel filter and to the engine. Verify that the fuel tank has fuel. • Withstands maximum inlet pressure of 518 Kpa @ 3. But if you are 50-100 miles from "parts", then buy both and change them. CATMAN, this is a follow up to my question yesterday on CAT C15 fuel (check value)problem. Check valve: Result: The check valve is “OK”. Better MPG or performance? Log in or Sign up. Cat® Fuel Transfer Pump with Pressure Regulating Valve. Attachments. Bale Spears Suction Hoses & Return Hoses. Cat® 7/8" Check Valve used in Fuel Lines Enter your location below to find price and availability information from local Cat dealers. If I understand the fuel system on a 6NZ, the transfer pump has a spring/check valve and the filter housing has two sets of spring/check valves. I can get you an image of the valve and part number if you would like. C15, and C18 Engines Cat® C15 DIESEL GENERATOR SETS 350 kVA – 500 kVA 60 Hz Standby Prime 350 ekW 320 ekW 400 ekW 365 ekW 450 ekW 410 ekW 500 ekW 455 ekW Image shown may not reflect actual configuration. Table 3 lists the diagnostic trouble codes that are associated with an E1170 (2)/ 3837-18 code. Inspect the lines for a buildup of debris or for contamination. You can hand prime the pump and you can hear the fuel returning to the tank and it never gets stiff. 1. com FREE DELIVERY possible on eligible purchases Return this item for free. Return the This test is available on the Caterpillar Electronic Technician (ET). Illustration 1 g01943382 Typical combustion air system Never-the-less, a new, updated, fuel return check valve/pressure regulator is a good place to start, and I don't feel you would be wasting any money, because you would, at minimum, get an updated fuel return check valve, on your engine. Attributes: • Assembly consists of check valve, o-ring, hex bolt and back-up ring • Prevents backflow • Emissions control • Maintains pressure • Port 1: pressure • Port 2: return • Hex Size: 25. I have checked the huei pump pressures and checked all fuel lines and check valves. The fuel transfer pump also has a pressure regulating valve in order to protect the fuel system from extreme pressure. • 100% valve open check tested at 55 kPa, the flow to be a minimum of 35 L/min Applications: A relief valve for a fuel pump prevents excessive pressure buildup by releasing Help me understand the check valves. Fuel injection valve. Refer to Illustration 1. RE: Cat C12 Is the line free of return fuel from cylinder head and rail? Yes: Go to Step 12. Do not remove the air purge screw. After some research I read that a common problem was the check valve in the filter head. 70 diffs. BENEFITS & FEATURES LEHE1574-07 Page 1 of 9 ENGINE SPECIFICATIONS Engine Model Cat® C15 In-line 6, 4-cycle diesel Bore x Stroke 137 mm x Cat C7 will not start, low cranking fuel pressure. Backhoes. Tubes, Tube Assemblies, & PAI 380171 CATERPILLAR 2336742 FUEL CHECK VALVE (3406E / C15 / C16 / C18) PAI 380171 CATERPILLAR 2336742 FUEL CHECK VALVE (3406E / C15 / C16 / C18) Description Shipping + Returns About Us FAQ Description Product Details : Select Caterpillar® Applications : 3406E / C15 / C16 / C18 Series Engines. Look for debris that could cause the check valve to stick. Shop Suction Hoses & Return Hoses. Connect fuel return tube (12) and fuel supply tube (14) to the fuel injection pump housing. At high rpm, the fuel pressure can be 641 kPa This code indicates there is a problem with the solenoid on the diverter valve and/or the electrical circuit located on the ARD electric fuel pump. Check Ball 36. 9ft) 7m (23ft) @100% Load* 75% Load 100% Customer: I have a 2005 c15 cat today all of the sudden my fuel pressure started jumping all over the place, when I give it fuel to accelerate it will drop to 0 then when I let off the throttle it jumps around but it's still only at best 70 psi. WHEEL-TYPE Fuel System Valves. Record the unfiltered fuel pressure from Cat ET. I’ve replaced my pump, fuel checks valves. If you do not have a secondary remote filter the secondary fuel filter should be located on the engine. 1 Likes. What now? There is a check valve located in the secondary fuel filter housing of your engine. Connect wires (13) to the shutoff solenoid. 9 L) spill containment with fuel fill drop tube with in 6" (152 mm) from bottom of tank • 5 gal (18. 4 in x 6. The Pump Runs But the Pump Does not Prime . ctalfg srz zzr lnoip yce kliw yfe frswd zfjr kvoofl