Cat C7 Heui Pump Oil Line Removal

Took an oil sample to confirm the input seal of the power steering pump was leaking into the front cover so that's all good. Suspect faulty Heui Pump/transfer pump. I am all for keeping the truck running in stock configuration, just curious what happened to your diode to make it burn. How To Troubleshoot HEUI Systems and IAP faults. Talk to our team of experienced technicians today here at Lake-Sumter Transmissions in Leesburg for more information on JASPER® CAT C7 HEUI and the Cummins 6. ppt - Download as Powerpoint Presentation (. I agreed with him but those 2 steps didn't work. 3406 our friendly staff will be happy to help you out. Remove the OEM belt. We are diesel tool experts!. Now, after troubleshooting the squishy brake pedal plague (which in my case was air in the brake lines, air in the ABS, and poor vacuum from the ancient brake booster soft line), I wondered if reinserting a suction jet pump would help maintain a solid feel to the brake booster assist pressure. With decades of diesel engine innovation and expertise behind these engines, they deliver the low operating costs and legendary Cat reliability and durability that give you a powerful advantage. 11 Things You Need to Know About HEUI. 3 POWERSTROKEAND NAVISTAR T444E ENGINES. Click the to remove the filter. By Elena Vigiley On June 29, 2019 In Wiring Diagram 240 views. These components have a high X-factor that reduces. This is on a 2001 4095 dutch star,freightliner,330 hp. Fuel Pumps & Repair Kits, for diesel engine injection fuel pump nozzles, oem replacement parts catalog list and repair kit, common rail diesel, siemens, injection pdf and shim. The HEUI operates in the same way as a hydraulic cylinder in order to multiply the force of the high pressure oil. There are so many causes without seeing touching and feeling it, it would be hard to give an answer that is spot on. Unlike the HEUI pump however, this pump pressurizes fuel and not oil. HOW DO YOU RELEASE THE LARGE OIL SUPPLY LINE. Special instructions are very important for the proper operation, maintenance, and repair of diesel engines and equipment. Diesel Fuel Types Crude Oil The term crude oil is used to describe petroleum-based oils/fuels that are not yet refined. Find great deals on eBay for cat c7 heui pump. high pressure oil line leak at fitting o ring. 2018 Online shopping for popular & hot Heui from Automobiles & Motorcycles, Fuel Supply & Treatment and more related Heui like car oil, injector repair, carter, oil press. I remember now we had two Cat 615 paddle wheel scrapers with small Cat V8's in them and they lost their prime all the time, the mechanics hated them, but their injectors were on the side of the engine with a hand pump, they took a 3/4" wrench to loosen each injector to bleed them. Sometimes oil galleries can be out of alignment where the holes are not lined up correctly to allow normal oil flow. Donʼt drop the plugs down the push rod holes! Also remove one of the plugs on top of each oil rail, (beside where the lines from the High Pressure Oil Pump enter) for a vent to allow air to enter so the oil can drain. Two Line The PS pump requires an inlet line to supply oil to the pump and an outlet line to take the oil supplied by the pump to the steering gear. C7 and C9 HEUI engine rail cleaning procedure. The Caterpillar 3126 HEUI Engine introduces a new era of the diesel engine in the bus industry using the medium duty diesel engine. Attachments Batteries Belts Cylinder Seals Drive Train Engine Parts Electronics Filters Fluids Ground Engaging Tools Hand Tools Hardware And Fasteners Hydraulics Lights & Accessories Planned Maintenance Kits Radios & Accessories Seals and O-Rings Seats Sensors Shop Supplies Tires Undercarriage Work Area Vision System (WAVS) Machine Security. The fan temperature switch opens at _____F to send a signal to the time delay module to de-energize the fan clutch solenoid to engage the fan clutch. oil pump) is located at the left front corner of the. I have recently had 2 Cat HEUI pump failures, and was wondering how widespread this problem is. JASPER® remanufactures the CAT C7 HEUI High Pressure Oil Pump with an updated IPR Assembly. Dedicated swing pump – allows faster and smoother combined movements. Remove the locknuts retaining the Hydro-Boost unit and remove the unit from the firewall while sliding the. HEUI uses engine oil pressure to power high-pressure fuel injection in diesel engines so injectors are no longer camshaft operated. Remove the front advance cover. UPS Red & 2 day available at checkout. Cat C7 Acert Engine Diagram - Welcome, thank you for visiting this simple website, we are trying to improve this website, the website is in the development stage, support from you in any form really helps us, we really appreciate that. Need Caterpillar Fuel Gear Pump Parts? Check out 102 Caterpillar Fuel Gear Pump Parts for sale. Cat 324D failed at 4000hrs, and D6R series 3 at 4800 and again at 6800hrs, forcing pump and injector replacement. 5% fuel dilution. 100% NEW gaskets, O-rings and seals are installed. Oil Lines or Oil Passages Are Not Working: An oil line or oil passage that is open, broken or disconnected will cause low engine oil pressure. Lubrication Oil Pump, Change 233. FI-155 Gasket Set For Bosch, Zexel + Denso EP / VE Fuel Pumps April 2004 CATERPILLAR FI-357 Internal + External Seal Kits For Caterpillar C7 + C9 HEUI-B Injectors November 2017 FI-339 HEUI-B Injector Parts For Caterpillar C7 + C9 Applications November 2016 FI-338 Transfer Pump Assembly + Service Parts For Caterpillar NSFS November 2016. 5% fuel dilution. Attachments Batteries Belts Cylinder Seals Drive Train Engine Parts Electronics Filters Fluids Ground Engaging Tools Hand Tools Hardware And Fasteners Hydraulics Lights & Accessories Planned Maintenance Kits Radios & Accessories Seals and O-Rings Seats Sensors Shop Supplies Tires Undercarriage Work Area Vision System (WAVS) Machine Security. No Need to replace the complete Injector if only the Solenoid is Bad. 5/8" wrench for injector line Union nuts. ppt), PDF File (. The pump output depends on engine speed and the effects of changing system restrictions are minimized by the use of pressure regulating valves. About 52% of these are testing equipment, 33% are diagnostic tools, and 2% are machinery engine parts. 0L High Pressure Oil Pump and IPR Valve Note: Pump and IPR Valve must be returned in order to receive core deposit refund Remanufactured to OE Specifications by Bostech All New Internal Seals. A lot of people have tried on-line for finding data, guidelines, posts or other resource for their needs. I have had problems with the fittings in International Heui engines,the cure for me was to use the correct fitting. you will see a 3/8" plug in the side of the pump. Cat oil filters are designed to remove solid particles (large enough to cause noticeable abrasion) from the oil by mechanical filtration. HEUI uses engine oil pressure to power high-pressure fuel injection, where usual method of unit injector operation is the engine camshaft. A high pressure hydraulic pump, which is supplied with oil from the pressure side of the engine lubrication pump, raises the pressure to a. Below are the Data Sheets (DA) and Service Manuals (SM) for all active CAT PUMPS. that is spring loaded. HOW DO YOU RELEASE THE LARGE OIL SUPPLY LINE. 2018 Online shopping for popular & hot Heui from Automobiles & Motorcycles, Fuel Supply & Treatment and more related Heui like car oil, injector repair, carter, oil press. My c7 has 70k on it doesn't use a drop of oil, gets 8-9 mpg driven 55-60. This is often the cause of oil consumption. Cat c7 acert engine diagram. Emissions technology is transparent – no action required from the operator and no stopping for regeneration. Illustration 1 g00998914. unless they were changed after 1998. Installation Procedure Clean all components and the mating surfaces. Remove the oil supply line to the pump. Caterpillar C7 Maget Valve / Solenoid Injector Heui for Cat / C7=C9. Suspect faulty Heui Pump/transfer pump. Most hybrids also have an insulated coolant reservoir or jug that may have a pump of its own to help warm up the engine faster or keep the batteries at a constant temperature. Browse a lot of 5vz fe caterpillar in stock online. You can also find other images like cat c15 diagram,cat c12 diagram,cat c10 diagram,3126 parts diagram,a/c diagram,cat 3126 diagram,caterpillar diagram,cat c 7 parts,air brakes diagram,cat engine diagram,muffler diagram,cat d3 diagram,led lights diagram, and others. The cost of the heui system is similar to a PLN(pump line nozzle), which is whats on the 5. Lastly, take your time. CAT used a new fuel injection system called HEUI to allow computer control of the injectors. The HEUI™ fuel systems rate-shaping technology also provides control of sound and vibration levels. If I remember correctly leak was usually in HEUI line between pump and head. Cat C-7 wont start The RV Forum Community circuit coming out of the fuel injection pumps oil port. Case J936316 New Fuel Transfer Lift Pump 1150G 1150H 621B 621C 721B 721C 821CFor questions or comments. Applications powered by C7 ACERT engines include pump skids, acidizing units, cementing units, coil tubing units, and hydraulic power units. Solenoid CATERPILLAR Pump C6. Unit Pump Repair Kits; HEUI Fuel System. 4-inches tall. CAT HEUI Fuel System; Delphi HEUI Fuel System; Navistar HEUI Injectors; HEUI Nozzle; HEUI Plunger&Barrel; HEUI Seal Kit; Electronic Control. High Pressure Oil Pumps For Ford 7. ppt), PDF File (. CAT Pumps Parts and Kits Genuine Replacement CAT Pump Parts and Kits. Main Oil Pump The main oil pump is a gear driven, fixed displacement pump. HEUI™ injection Fuel filter, secondary (2 micron) ACERT™ Technology Fuel transfer pump Fuel priming pump; lube system Crankcase breather Oil cooler Oil filler Lube oil filter Front sump oil pan Oil dipstick Gear driven oil pump; general Vibration damper Lifting eyes Cold start capability to -20° C (-4° F). In installing the Lift Pump, My Tech - Answered by a verified Technician. cat c7 injector removal tool-cat c7 injectors-cat c7 adjustment caterpillar fuel injector caterpillar c7 engine caterpillar c7 fuel pump caterpillar c7 heui pump. Lubrication Oil Pump, Change 233. World's leading marketplace. Changing Clutch Fluid of C7 and Grand Sport A forum Post reminded that the C7 is similar to the C6 and some prior Vettes. • Demonstrate the adjustments of 1. Low pricing and fast free shipping on Borla X-Pipes for your 2014-2017 C7 Corvette. The new "C" Series engines use ACERT Technology, a unique systems approach to reduce emissions to meet the 2004 EPA standard while retaining the reliability, durability and maintenance requirements fleets traditionally have expected of Cat engines. 3 bhp) @ 2200-2500 rpm, which meet U. Cat 3126 fuel system diagram c7 fuel diagram wiring diagram cat 3126 fuel system diagram fan hub 3126 caterpillar engine diagram diy wiring diagrams •. This is often the cause of oil consumption. There should be about 28 to 55 kPa (4 to 8 psi) while cranking. Cat thought it was a good idea to use high pressure lube oil to hydraulically fire the injectors. Cat oil filters are designed to remove solid particles (large enough to cause noticeable abrasion) from the oil by mechanical filtration. High pressure oil lines from the pump direct oil to the oil galleries located in each cylinder bank. Altec LRV-56, 61 ft, Over-Center Bucket Truck s/n 1205CV4399, with single-man bucket & 2 hyd outriggers, mounted behind cab on 2006 Ford F750 Chipper Dump Truck, Cat C7 diesel, manual, (Exempt from Odometer Disclosure - Reads 104,480 miles) (Not running condition. CATERPILLAR C7 On-Hiway Diesel Engines workshop repair Manuals CAT C7 disassembly and assembly manual, On-Highway Engines, 391 pages, click to download CAT C7 and C9 electric and electronic application installation manual, Truck Engines, 204 pages, click to download. The C7 engine sound reduction features include composite valve covers with a fully isolated base, a steel oil pan and a cast iron front cover. Remove the locknuts retaining the Hydro-Boost unit and remove the unit from the firewall while sliding the. TOOL KIT TO REMOVE AND INSTALL 7. • Demonstrate the adjustments of 1. Cat would suggest full injector replacement and fuel pump, as well as cleaning out the fuel rail inside the head. The only pump for the CAT engine is the HEUI, this pump will pull from the tank. Diesel fuel C7 HEUI injector drive cable line for CAT 325C 325D 329. Only 3 bolts hold pump on. The plugs are 5/8”. CATERPILLAR C7 On-Hiway Diesel Engines workshop repair Manuals CAT C7 disassembly and assembly manual, On-Highway Engines, 391 pages, click to download CAT C7 and C9 electric and electronic application installation manual, Truck Engines, 204 pages, click to download. Good luck!. (just make sure the pump is not in the loop. No maintenance or repair work of any type will be permitted on district property. Demanding conditions, applications and environments make Cat ® C7 ACERT™ Industrial Diesel Engines the perfect solution for your severe duty equipment. BlueStars Diesel is the one-stop shopping portal for CAT C-7/C7/C-9/C9 injector O Ring Kit 297-4841 [2974841] - C7/C9 O Ring set for (6)Injector HEUI-II. Currently, engines use a system known as the FULL-FLOW FILTER-ING SYSTEM. Back to Top. Sometimes oil galleries can be out of alignment where the holes are not lined up correctly to allow normal oil flow. 3 POWERSTROKEAND NAVISTAR T444E ENGINES. our policy is to check the oil rail for metal debris. 36 Average is located at the back of the heui pump. Find great deals on eBay for cat c7 heui pump. With some help from Google and /u/HAHA_goats I found out that in these motors, with HEUI, an O-ring can start leaking motor oil into the fuel return, and get into the tank. A loose or cracked sight gauge could result in an oil leak. Hopefully the picture gallery below will be useful for you. This is on a 2001 4095 dutch star,freightliner,330 hp. Inspect the components of the pump more frequently when the pump is exposed to debris, sand, or other abrasive materials. Get a new pump. Diesel fuel C7 HEUI injector drive cable line for CAT 325C 325D 329. Applications powered by C7 ACERT engines include pump skids, acidizing units, cementing units, coil tubing units, and hydraulic power units. Altec LRV-56, 61 ft, Over-Center Bucket Truck s/n 1205CV4399, with single-man bucket & 2 hyd outriggers, mounted behind cab on 2006 Ford F750 Chipper Dump Truck, Cat C7 diesel, manual, (Exempt from Odometer Disclosure - Reads 104,480 miles) (Not running condition. BlueStars Diesel : HEUI Injector& Parts - Diesel Nozzle Diesel Plunger Delivery Valve Diesel Injector Pencil Nozzle Head Rotor More Diesel Engine Parts Pump&Injector Repair Kits Unit Pump & Parts Common Rail System HEUI Injector& Parts Testers &Tools Gasoline Engine Parts ,diesel engine parts,nozzle,plunger,head rotor,pencil nozzle,common rail nozzle. 3126, C7, and C9 Cat Engines. Is the proper fitting installed?Some fittings will screw in and look right but they are not right for the application. I need directions how to remove and mount a HEUI pump on a Cat C7 Acert Engine. These are solid engines the only real down fall or "Achilles heal" for the 3126 is the crossover tubes for the HEUI system. Once the line, filters and all, are completely void of air, that transfer pump does just fine. 100% NEW gaskets, O-rings and seals are installed. Click the to remove the filter. All repaired under warrantee. CAT HEUI Fuel System; Delphi HEUI Fuel System; Navistar HEUI Injectors; HEUI Nozzle; HEUI Plunger&Barrel; HEUI Seal Kit; Electronic Control. A HEUI injection system (also found on Ford Power Strokes, as well as other engines) uses a second oil pump to boost oil pressures to 1500+ PSI (I don't know the maximum) and essentially use the high pressure oil as hydraulic fluid. All orders over 1200. We are able to save you up to 75% (off Cat list prices) with brand new surplus and reconditioned, genuine Caterpillar parts. Caterpillar Solenoid Valve-Heui Injector Solenoid Replacement OEM C7/C9China Lutong Parts Plant, is a professional OEM & aftermarket parts supplier which specialized in high quality diesel fue. Pin time the flywheel. This shop manual contains complete disassembly/assembly and removal/installation procedures for Cat 3126B and 3126E truck diesel engines. ALL ACTIVE 2013 CAT PUMPS FOR ALL YOUR PRESSURE WASHER NEEDS. justin wehring. If you can do this and you see air bubbles getting to the pump, you know your problem is somewhere in the supply lines, the filter, or the water separator. Shop Caterpillar's C7 Diesel Engines | Remanufactured HEUI Fuel Pump Kit 20R6642 | OE# 20R064, 10R1308, 10R3144, 10R6327, 10R7147 & More CAT C7 & C9 - 10R8899. Mount the DewEze A/C bracket (3) at that. I'm working on a 3126 cat engine. BlueStars Diesel : HEUI Injector& Parts - Diesel Nozzle Diesel Plunger Delivery Valve Diesel Injector Pencil Nozzle Head Rotor More Diesel Engine Parts Pump&Injector Repair Kits Unit Pump & Parts Common Rail System HEUI Injector& Parts Testers &Tools Gasoline Engine Parts ,diesel engine parts,nozzle,plunger,head rotor,pencil nozzle,common rail nozzle. SOLVED: 3126B CAT motor wont start There is a bleeder on the fuel pump, crack it open and pump the primer until fuel flows from it. This is an online forum where professionals who work with Caterpillar equipment and engines can exchange information, find answers, and get expert advice from their peers. 4-inches tall. Remove the #6 fuel fitting in the transfer pump and install the 9/16-18 ORB X #8 ported fitting. In this month's basic training we look at mechanical, HEUI, and common-rail injectors as we give you a proper tutorial on the fuel injectors on your rig. me remove high volume oil pump on 1999 int w dt466e asap - remove high volume oil pump on 1999 int w dt466e answered by a verified technician we use cookies to give you the best possible experience on our website by continuing to use this. Remove all injectors. Cat c7 acert engine diagram. In-Line 6 Cylinder, Four-Stroke-Cycle Diesel lube oil, and jacket water pumps but without fan. Talk to our team of experienced technicians today here at Ortega Car Care in Jacksonville for more information on JASPER® CAT C7 HEUI and the Cummins 6. In installing the Lift Pump, My Tech - Answered by a verified Technician. no they dont. If it is, the injectors are leaking internally and allowing oil back to the fuel tank through the fuel return. diesel fuel C9 HEUI injector drive cable line for CAT. We are able to save you up to 75% (off Cat list prices) with brand new surplus and reconditioned, genuine Caterpillar parts. Vander Haag's Inc has multiple midwest locations with Service Shops, Part Sales, and is a licensed Truck & Trailer Dealer. The computer-controlled injector actuation pressure control valve (IAPCV) regulates oil pressure by shunting pump output to the crankcase. 11 Things You Need to Know About HEUI. Suspect faulty Heui Pump/transfer pump. International orders shipped USPS priority mail. Cat® fire pump engines have a reputation for reliable starts and long efficient service. Click the to remove the filter. Jasper Engines and Transmissions offers a wide selection of diesel fuel pumps including the Bosch Rexroth and the Shepard high pressure oil pumps, the Stanadyne DS and DB2, along with a variety of Caterpillar applications like the V-style pump for the CAT 3208 and the pump/governor for the Cat 3116. The Cat line of fire engine pumps covers a wide range of installations. Check the fuel tank and see if the fuel is black. Solenoid Valve; Gas Fuel Injector; Electronic Control Valve; Repair Tools. Standard oil filter systems on Cat engines meet particulate requirements and are sized to provide reasonable time intervals between element changes. Find Engine Parts, Replacement Engines, And More. Donʼt drop the plugs down the push rod holes! Also remove one of the plugs on top of each oil rail, (beside where the lines from the High Pressure Oil Pump enter) for a vent to allow air to enter so the oil can drain. HEUI Fuel System Operation. Attachments Batteries Belts Cylinder Seals Drive Train Engine Parts Electronics Filters Fluids Ground Engaging Tools Hand Tools Hardware And Fasteners Hydraulics Lights & Accessories Planned Maintenance Kits Radios & Accessories Seals and O-Rings Seats Sensors Shop Supplies Tires Undercarriage Work Area Vision System (WAVS) Machine Security. 5/8" wrench for injector line Union nuts. Precise Control of Fuel Metering and Timing. Fuel — spin-on secondary filter, transfer pump Governor — full-range, electronically controlled HEUI™ Fuel System Lifting eyes Lubrication — gear-driven pump, front or rear sump pan, full flow spin-on filter, oil filler, oil level gauge (dipstick) SAE No. Refer to Illustration 5 for the correct. high pressure oil line leak at fitting o ring. A lot of people have tried on-line for finding data, guidelines, posts or other resource for their needs. In the farming, construction, and trucking business the 500 oil change is becoming a common practice. Jas , Nov 29, 2009 Jas , Nov 29, 2009. Powerful and efficient – Cat® C7. There is a small t-handle valve on top of the pump you can open to pump up through the filters, then close it when you get fuel out the drain tube and crack open all 8 fuel line nuts where they go into the heads. remove injector from all vehicle. ) can be purchased for these engines. The other method is disconecting the high pressure oil line from the head and plumb in something so that you can pressrize the head with shop air and if there is leakage you will see it bubble up from around the base of one of the injectors. Just recently had to have the HUEUI pump replaced by a diesel shop. JASPER® remanufactures the CAT C7 HEUI High Pressure Oil Pump with an updated IPR Assembly. Only 3 bolts hold pump on. By Ira Radchenko On June 28, 2019 In Wiring Diagram 225 views. Click on a location for more information. 2 flywheel housing Turbocharger Vibration damper DIMENSIONS ACCESSORY EQUIPMENT. These components have a high X-factor that reduces. you will also see the rack the meters the amount of fuel that is injected. 5 minute cool down is important. Made to exceed OEM specifications at up to 50% off OEM prices, you won't find better Fuel System Parts for your Caterpillar engine. HOME About Us Core Policy Warranty Returns Contact US SHIPPING All orders ship Free UPS groundOrders placed before 3PM CST M-F will be shipped same day. Talk to our team of experienced technicians today here at Dura-Bilt Sonora Transmissions in Sonora for more information on JASPER® CAT C7 HEUI and the Cummins 6. Remove inlet oil line and adapter fitting from the pump cover. Turn key to start, turn-over engine for 30 seconds. Cat c7 engine oil diagram diagram data schema cat c7 engine oil diagram wiring diagrams wni cat c7 engine oil diagram. CAT C7 Fuel Injector Sleeve/ Cup Removal and Install Tool Set (#123) Cat 3126B - C7. Cat C7 Acert Engine Diagram (Jun 07, 2019) - Thank you for visiting Wiring Diagram Pictures. The 240-0716 Tube Kit is used on engine models with the following serial number prefixes: 1AJ, 6PZ and 7JZ. It’s ridiculed and hated by diesel enthusiasts the world over—but we’re big fans of it. Borla X-Pipes for your 2014-2017 C7 Corvette at RPM Outlet. Install injectors with new seals. 0, Publication TPD1726E1 Page 1 of 260 Created on 07/09/2010 09:38 Caterpillar C4. HEUI applications included the Ford 7. COMES COMPLETE WITH 8 ORING KITS AND 8 INJECTOR SLEEVESTHIS IS A PARTS PURCHASE BUT A TOOL RENTAL. And some oil leaks. High pressure oil line blew off on 3126 cat Now I need to remove the aluminum block it was attached to not exactly sure what the block is named / need to drill &tap / or heli coil/or do I need to replace the block $$$ Also to remove the block what else do I need to remove and mark to do so. Locations inclu. GENUINE NEW Caterpillar Heui Pump For 3126 Years 1996-97 #109-4327 Caterpillar C7 High Pressure Oil Line - NEW GENUINE - 212-3706 $ 75. Cat C7 Acert Engine Fuel Pump Diagram » here you are at our site, this is images about cat c7 acert engine fuel pump diagram posted by Benson Fannie in Cat category on Jun 18, 2019. alternative fuels such as crude oil, blended oil or residual oil can also provide cost competitive engine operation. Check to see that oil is reaching the hydraulic pump inlet. Hydrdaulic Electronic Unit Injection (HEUI), fuel transfer pump, fuel priming pump, fuel filter - RH or LH service Lube System Crankcase breather, oil filter - front center service, oil level gauge - RH or LH service, oil filler - RH or LH service, oil pan drain - RH or LH service, gear driven engine oil pump Mounting System. Hydrdaulic Electronic Unit Injection (HEUI), fuel transfer pump, fuel priming pump, fuel filter - RH or LH service Lube System Crankcase breather, oil filter - front center service, oil level gauge - RH or LH service, oil filler - RH or LH service, oil pan drain - RH or LH service, gear driven engine oil pump Mounting System. If I remember correctly leak was usually in HEUI line between pump and head. When you get a decent flow close them off and try to. (looks like a hat on the front cover) Remove the six bolts that hold it to. Caterpillar Diesel Tools Apex Tool Company strives to make our made in the USA Caterpillar diesel tools to be as good if not better than OEM tooling. 3L Power Stroke 3126B + C7 HEUI Injector. Cat thought it was a good idea to use high pressure lube oil to hydraulically fire the injectors. The HEUI Pressure Pump was replaced this morning and solved the problem. ppt - Download as Powerpoint Presentation (. Install all new sleeves and seals. with 860 torque), you can do well for a period. Put the fuel injection pump housing and governor in position on the engine. CAT used a new fuel injection system called HEUI to allow computer control of the injectors. crudediesel is based in United States and have been selling on eBay since 2003. World's leading marketplace. Below are the Data Sheets (DA) and Service Manuals (SM) for all active CAT PUMPS. CATERPILLAR C7 On-Hiway Diesel Engines workshop repair Manuals CAT C7 disassembly and assembly manual, On-Highway Engines, 391 pages, click to download CAT C7 and C9 electric and electronic application installation manual, Truck Engines, 204 pages, click to download. Find best value and selection for your Caterpillar HUEI Pump Oil Line Removal Tool 192 5092 search on eBay. Remove the oil supply line to the pump. The other method is disconecting the high pressure oil line from the head and plumb in something so that you can pressrize the head with shop air and if there is leakage you will see it bubble up from around the base of one of the injectors. Caterpillar C7 Maget Valve / Solenoid Injector Heui for Cat / C7=C9. Problem oil in the fuel tank. Suspect faulty Heui Pump/transfer pump. HEUI applications included the Ford 7. Cat c7 acert engine diagram. 3 bhp) @ 2200-2500 rpm, which meet U. Been a long time since I have done one as last buses have cummins engines.