Cummins onan fault codes

We will be using this article to provide you with some solutions if you get the Onan generator fault code 32. Advertise Here Remove the air filter and restart the genset. Generator Lights Flashing: Reason: 3 Times: 1. (Exhaust temperature exceeded design limits due to lack of water delivered to the exhaust/water mixer) Corrective Action: 1. Went back inside and saw a fault code of 27 on the wall display. 18,152 satisfied customers. Troubleshooting reveals fault code 47. Onan 5. RECORD NUMBERS HERE MODEL NUMBER: SERIAL NUMBER: F000 123456 5. Genset will be removed to further troubleshoot. 36 appears as: blink-blink-blink—pause—blink-blink-blink-blink-blink-blink— long pause— repeat Sent from my LG-H700 using iRV2 - RV Forum mobile app However, in my case I got lucky. May 23, 2022 · It isn't immediate, and would depend on ambient temps, load, etc. Find a good Fluke or equal multimeter, that has the "min/max" button, and see what your spiked drop voltage is. A third issue may be the armature coil. 46*. Oct 2, 2023 · Step-by-Step Guide to Troubleshoot Fault Code 3 Flashes. If above the water line, fill the strainer with water. unbolted Genset and removed. 10K subscribers in the Generator community. Would not start back up and code 33 was blinking! Checked coolant level and was a little low in the reservior, filled to proper level. Check Oil So I got this code 27 VAC sense lost. Page 1 Caution: This document contains mixed page sizes (8. Aug 17, 2015 · Onan pump A047Z224 $91. Quick video on one option for a fix if you are having the same issue. >> How to Fix Fault Code 13 on Onan Generator? >> How to Fix Fault Code 15 on Onan Generator? Troubleshooting Onan LP generator fault code 36. I get a fault code of 32 which is a 'low cranking speed sense'. I says the ohms should be approximately 586. While the genset is running, spray an engine fogger (OnaGardTM) into the carburetor, follow-ing the instructions on the container label, and then stop the genset. 45 (Controller unable to sense quadrature frequency). Click the Restore button, and browse to the template databases. The joy of it is in being self-sufficient List Fault Codes for Onan Generators. Information sub on all types of generators: home standby, Commercial, portable, RV, marine, etc. May 21, 2018 · Please support our sponsors and let them know you heard about their products on Cruisers Forums. I took it to a Cummins dealer and they inspected and repaired mine. High School or GED. I have an autoranging multi-meter The first thing they want you to check in the ohms on either the P1 harness connector or the control board. The primer button should be easily accessible and connected to your “on” switch. Troubleshooting fault code 13. Step #4 Check the low coolant temperature threshold. The purpose of fault code 36 is to inform you that the generator has stopped without a shutdown signal from the control board, but it doesn’t really tell you what it did so. I have an Onan 5500 (HGJAB-6755D) that won't start. 18 and the Labor $256. Check flexible fuel hoses sections for cuts, cracks, abrasions, and loose hose clamps. 6. Cummins provides expert services for power system start-up, troubleshooting, parts, repair and maintenance for all makes of diesel and gas engines and generator sets. Some say it could be the magnito, some say brushes, some say have a cummins onan rv qg 5500 evap it starts and runs for about 5 minutes and shuts down suddenly and is I have an Onan generator cmm 7000, with a fault code 15 May 2, 2019 · Re: Onan Marquis Gold 7000 - Fault code 47 - how to remove genset from RV? Cummins is 'shotgunning" it. Now press the primer three times. Hopefully this DIY will help a few folks out, especially at $40 replacement pump. Under certain conditions, your Cummins Onan generator may show the fault code 33 after shutting down by itself, by blinking the status LED on the control switch 3 times followed by a pause, then blinking 3 more times, and then repeating the whole sequence. First of all, before following any way to deal with the fault 15 code issue, be evident that each Onan generator has varying features and significance. 23 Jul 2001. May 13, 2021 · By external fault, the alarm system means something outside the internal alarms that come with the generator. No matter how often you use your RV you should take a little time to give the generator a little work out to keep it in top shape. 08) is available to fix this "known" problem. Shut down as normal but 45 minutes down the road no start at the rest area. Please adjust your printer settings according to the size of each page you wish to print. Step #4 Check the fuel line. Once the code has been cleaned, let the generator run for roughly 15 minutes. After running for 30 minutes or so, it fails and gives fault code 15 which in the manual is ‘Low AC Frequency’. Next, find the primer button. LOW OIL PRESSURE —FAULT CODE NO. Hank F. This prevents the gas from reaching the engine, causing it to shut down. The generator will start and run approximately 45 … read more. To learn more about this fault code and what to do about it, just continue to read our article. Therefore, the way to solve the code 15 issue can be quite different for each generator. Cummins PCC 1302 Controller Board. Inspect the fuel pump for any signs of damage or malfunction. What is Fault Code 19 on Onan Generator The fault code 19 means that when attempting to start the generator is detected that the governor actuator circuit is opened or shorted. Check Load On Your Generator. Ran fine for about 30 minutes at the latest Walmart stop. Open LonMaker for Windows from the Start Menu by choosing Start Programs Lon-Maker for Windows, or you can use the short-cut icon on the desktop. Apparently, Cummins holds them from owner manuals, as they have EVERYTHING but the fault codes. 1 Diagnostic Fault Codes For Cummins Engines Applies to Engine Models QSB T2, QSC T2, QSL T2, QSM11, QSX15, QSK19, QSK23, QST30, QSK45/60/78 Note: These fault codes are current at date of publication. Step #3 Check coolant heater’s operation. Sep 26, 2019 · Onan 7500 Diesel Generator Fault Code 19: igotadog: Class A Motorhome Discussions: 8: 09-04-2019 01:45 PM: Cummins-Onan 7500 quiet diesel generator fault code 25: Bad Bolt: Class A Motorhome Discussions: 31: 01-03-2019 06:05 PM: Onan generator fault code 41: Southern OR: Sprinter Chassis Forum: 4: 02-18-2018 09:56 AM: Onan Fault Code: Fossilhog From service manual 981-0522B: INVERTER POWER SUPPLY FAULT—CODE NO. , check your radiator cap. In regards to disabling that sensor as a shutdown condition, I'm open to any alternatives - I just know that when we went out and did our checks prior to a large storm in the area and found the issue, we could not get the unit out of shutdown even by leaving the cable disconnected and resetting the alert - it came back within a second. There is definitely no excessive load! May 28, 2013 · Tntman wrote: My Onan coded 36. Contacted Thor, they said contact Cummins. Here is a representation of the tag on an Onan RV QG 4000 . Apr 26, 2020 · Located a dead short causing an error code 27 and tripped circuit breaker. Cummins Power Generation, 1400 73rd Ave. According to the Cummins/Onan bulletin, a new rev of the Xantrex firm ware (1. Generator Negative ground (Option #B200 or B201): 100-3478-54 (MDKBP, MDKBR, MDKBV); isolated ground systems (Option #B379 or B380): 100-3478-55 Contact your Cummins Onan Distributor or Dealer for more information. ) Example: Operation at 4,500 feet (1371 m), or 4,000 (1,219 m) feet above the rated -altitude will result in a power loss of 14 percent or 392 watts: 0. It will immediately restart, then run for a similar period. 1. I replaced the oil with 15w-40 as I was not sure when it was last changed before I got it. If I start the gen with both breakers off, I can turn on the lower one and everything is fine, but as soon as I flip the Jun 6, 2010 · The Onan manual says: EXTERNAL SHUTDOWN—CODE NO. Jul 29, 2018 · I'm not sure from the timing of the blinks (especially on the second level). It starts and runs for sometimes 20minutes or maybe 5 minutes. You do not need to do this rapidly, but you will need to make sure you get all three presses within a five-second time frame. – Step #4: Check the voltage of the batteries. I get a SPEED SENSE FAULT—CODE NO. For this reason, you’ve to consider the load, fuel, and various other factors. Remove the gasket if it does not come off with the filter. Next, verify whether the plugs are actually firing or not. There are three parts that could cause this failure mode, the two magnetos and the control board. Before you can fix an issue, or even start troubleshooting for its cause, you first need to make sure that you have it. – Step #4: Spark plugs. Diagnostic Fault Code Retrieval Video Step 4. – Step #5: It’s control board. 5 HGJAB-6775K Spec-KThat runs on propane gas. For example, Fault Code No. 36 in my case was a clogged fuel filter inside the gen-set. That would be a big mistake. Feb 18, 2018 · ONAN Genset Fault Code 46: VectraDon: Winnebago Industries Owner's Forum: 4: 04-16-2013 08:33 AM: Onan fault code 47: MoHoGuy: RV Systems & Appliances: 1: 10-13-2011 10:39 PM: onan fault code 14: mjoemort: RV Systems & Appliances: 1: 09-07-2010 06:15 PM: Onan Fault Code: Fossilhog: MH-General Discussions & Problems: 4: 08-06-2010 10:53 AM: Onan . Cummins Generator Fault Code 441 what “LOW BATTERY” means. After about 5 miles, the generator shut down. Fortunately, the #33 code seems to be the standard overheat warning for all Onan generators including this model. Install the foam air filter in the housing, then the coarse air filter. If it continually flashes 3 times, press and immediately release 'Stop' one more time. Generally, the Code 32 is related to low cranking speeds due to a weak battery, bad connections, or the engine not being capable of starting and running. Hold down Stop/Prime and it should show a steady red light. Check for leaks at the hose, tube, and pipe fittings in the fuel supply system while the generator set is running and while it is stopped. Reply. You may be surprised at the sources for this fault code as one is you need to change the oil. 5HGJAB - 901A). While driving to the campground last week, I ran it with the A/Cs to exercise the unit. Service fault: 6 Times: The gas has grown stale, clogging the carburetor. – Step #3: Check the battery voltage on the leads. Bottom Line: if you are getting a code 33 "Coolant Overheat" fault, and there isn't anything dripping or blocking the air intake to the radiator, BEFORE you start digging into the generator to replace temp senders, etc. 1 (Engine coolant or inverter heat sink temperature exceeded design limit) Corrective Action: Check the second-level fault code by touching Stop. Anyone have an ideas of what I need to do to get the engine to start and stay Jun 20, 2008 · For those of us with version 1. I had had sea foam in with the fuel, but tonight I drained the fuel tank. Also, you should be careful not to mistaken fault code 31 for fault code 13, as that is a completely different problem, and trying to troubleshoot for a wrong fault code will only lead to wasting your time and nerves. 109. The Cummins Service Manual is a good resource for troubleshooting and repair of the My Google-Fu says. However I only get a reading from the control board. Apr 1, 2021 · The best thing about them is the fault codes they provide. FAULT CODES HIGH TEMPERATURE—FAULT CODE NO. First, locate your generator. – Step #5: Fuel lines and filter. Following is a list of the Cummins Onan Generator fault codes which include: >> Code 2: Low Oil Pressure >> Code 3: Service Check >> Code 4: Over Crank >> Code 12: Over Voltage >> Code 13: Under Voltage Sep 6, 2017 · I have a 2014 Winnebago Vista 35F with an Onan HGJAB 5500 gas genset that just started throwing a Fault Code of 27. Step #5 Check voltage sensing inputs. 00. The engine will smoke when started if too much oil is left in the filter. I drained the fuel out of the carb, but not out of the filter or pump. To solve the fault code 359 on Cummins generator, just check and follow the steps below: Step #1 Check the manual fuel shutoff valve. Release the button once that time has passed, then restart the system. Dip the foam air filter in clean engine oil then squeeze out all excess oil. (The generator set was shut down by a fire suppression system or other external control) . Jun-09-2013 09:07 PM. To find out what steps you need to take, consult the user guide for your particular model. Sep 1, 2019 · Avoiding Onan Generator Fault Code 14 One of the simplest and cheapest ways to avoid the fault code 14 is to exercise your generator. The second-level fault will be either No. Subtract 392 watts from the set rated power of 2,800 watts and the maximum power at 4,500 feet is 2,408 watts. Jul 23, 2001 · Joined. Oct 24, 2018 · We stored the coach for 1 1/2 months. Started the generator back up. Some solutions are very straightforward and fall under user maintenance, but some Onan® RV Generator Control Board & Regulator Illustrations Voltage Regulator Mating Plug 11 300-2784/2943 Control Board (Onan® Original) 11 300-2784/2943 Control Board (F. 34. and Canada Call 1−800−Cummins (1−800−286−6467) to con- Mar 9, 2009 · Re: New onan fault codes? Superman, FC's 441 and 1442 come from the PCC 2100 controller. Factory-trained representatives will handle your re-quests for generator set parts and service. Quick google search showed the above. Failure To Transfer To Generator Set - Fault Code 79. Most are within the capability of a knowledgeable DIY homeowner. to Jun 28, 2024 · Technician: Tim W. Disconnected wiring, exhaust pipe and fuel lines. Technician. Held switch on STOP for one minute then started as usual. The LCD screen of your Cummins generator will then display the three-line message: To solve the fault code 1447 on Cummins generator, just check and follow the steps below: Step #1 Check the generator for the overload. Cummins Generator Fault Code 1131 what “BATTLE SHORT ACTIVE” means. Messages. We started it and. Posts: 498. – Step 4: Indicator light will start blinking. . Note the highlighted letter code, in this case P, which denotes the specification type of the particular generator, which can then be referred to as spec P . Our RV Generator is a Cummins Onan 5500. Sounds like your automatic transfer switch may not be connected/operating properly. Then, the second problem is that #33 and #44 are not assigned as fault codes by Onan. Reading the Fault Code on Cummins Generator. Step #2 Check individual consumers for overload. Dec 1, 2011 · That's great if that is the problem - a relatively simple fix. (Check with Cummins for HDKAJ 7500 Quiet Diesel Generators – to be sure this list applies. What that means is that the RPM level while starting was under 180 for at least 2 seconds. 1 REPLY. same results. S. The fault code 13 means that the generator is unable to produce the voltage required. Step #6 Check for the low residual Jun 15, 2016 · Location: NE Florida. Check for and clean a blocked sea water strainer. Do not start the generator. These are the most commonly searched Fault Codes and the methods used to troubleshoot the problem. Technical Support. When you press the Emergency Stop button, the shutdown indicator should light up with a red LED, while the warning indicator should light up with an amber. Call the nearest authorized Cummins distributor for service, parts and product literature (such as the generator set Service Manual or Parts Manual). Step #2 Check the coolant level. Please reply with the model and serial numbers on the generator, and I can be more specific in helping you figure out what went wrong. are used to supplement the vehicle engine batteries. Check Fuel Pump and Filters. 5 x 11 or 11 x 17), which may affect printing. Its starts and then immediately stops running. 33 or No. If it gives you 47 3 times in a row, it is the only fault. When it shuts off and I check the code it comes up 47. – Step 3: Press three times the STOP/PRIME button. Onan book says take to authorized dealer. Could be caused by bad brushes, bad wire or connection, A1 controller or even the rotor or stator. 61 . Code 27 is a voltage sense fault meaning that the controller is not recognizing AC voltage being produced. Cummins/ONAN GENERATOR Mod # 5. Let all oil drain from the en-gine and then secure the drain plug. The role of the governor is to maintain the consistent RPM of the generator’s engine as the load on the generator changes. 19, Fuel filter 147-0860 $15. The fuel pump is a component that is responsible for taking fuel from the tank and delivering it to the carburetor. When we arrived at the campground, I made sure the A/Cs were off, and started the generator. Check the Load. Allow the generator to run for 15 minutes, to ensure that the code has cleared. When I did the oil change, I also replaced the air filter and, obviously, the oil filter. (Low battery voltage or power supply device failure) Corrective Action: 1. Mar 12, 2021 · Some people do confuse the 3 blinking lights as fault code #33. Sep 8, 2016 · It started with no problem, but I was outside the coach about three minutes later and noticed the generator had stopped running. Second, you can also take the fuel line off the fuel pump and see if enough fuel is getting through to the engine. Genset would crank, start and immediately shutdown for a fault code 12 - inverter overvoltage, opened breaker to Genset and tried again. 5 Gas Gen Code 47. Contact your local Onan service dealer. " Correction "weak governor spring" the spring cost me $2. From time to time a generator will break down and as a Onan Generator Reset Procedure Onan HGJAA and HGJAD Series 5500w Generator To Reset Generator when code is set: 1. If not repeat above. Sep 12, 2021 · Instead of letting strangers guess what could be wrong, you can immediately narrow your troubleshooting efforts and identify the source of a fault or generat But, I’ll get to that in a moment, for now, let’s move to troubleshoot the cause of the fault code 12. Step #3 Inspect the fuel level. 2. It seems the issue is with one side of the generated power, with the top circuit breaker causing the code 27. Award. This feedback shuts down the genset and creates a "fault code 27". – Step 2: Locate the STOP/PRIME button. It runs fine, but is not providing any electrical power. ) Code 2: Low Oil Pressure Code 3: Service Check Code 4: Over Crank Code 12: Over Summary of Contents for Onan MDKBK. If you don't find any of the above then try this manual reset-Onan Generator Reset Procedure Onan HGJAA and HGJAD Series 5500w Generator To Reset Generator when code is set: 1. Cummins Generator Fault Code 442 what “HIGH BATTERY” means. Sep 5, 2014 · 2003 5. Turn off Breakers on Generator 2. Access QuickServe Online to get information specific to your Cummins engine, including: your owner's manual, the parts catalog for your engine serial number, engine dataplate information for your engine. Page 2 Preliminary Service Manual MDKBK MDKBL MDKBM MDKBN MDKBP MDKBR MDKBS MDKBT MDKBU 981-0543C 01-07 Cummins | A Global Power Technology Leader Nov 7, 2015 · 🛠️🧰👨‍🔧🔩⚡ TOOLS, PARTS & MATERIAL USED IN THIS PROJECT: 👨‍🏭⚙️🔧🧰🔨🔦Amazon Link to order New board: https://amzn. Dec 20, 2022 · Fault code 14 is caused when the generator is operated over frequency or is running too fast. Cum mins Generator Fault Code 1117 what “ECM POWER LOST” means. These folks fixed the fuel filter problem, changed my oil and filter and charged me a little over $400. Either of which codes are confusing. Fault will likely stay active, until the engine ECM sees a good Key-Off/Key-On sequence. They dont make this clear. 14 X 2,800 watts (set rated power) = 392 watts. Do not run the generator set if there is an indication of a fuel leak or causes fuel to leak. Supported by factory engineers and technicians, our worldwide network of distributors assures that expert help is always available. 5HDKAJ11502F Serial No. MAINTENANCE. Visit site. Visit QuickServe Online. A 3-1 code is "Overspeed Fault", but I didn't hear any change in engine sound til it quit. Aug 22, 2018 · Yes, this has sat for almost a year. Read also: How to Fix Fault Code 14 on Onan Generator (Always Works!) Reading the Fault Code on Onan Generator. If you followed other videos advices on how to fix thi Sep 4, 2022 · How to Fix Onan Generator Fault Code 36? Some solutions to fix the Onan generator fault code 36 are: 1. NE, Minneapolis, MN 55432, USA, Phone 1-763-574-5000, Toll-free 1-800-888-6626, Fax 1-763-574-5298 Jul 1, 2016 · RV: 2000 Bounder 39z Generator: Onan Model 7. It ran for 4 seconds and shut down, with a fault code 13 - “under voltage”. Cummins Generator Fault Code 448 what “INTAKE MANIFOLD TEMP HIGH” means. On the Generator push STOP twice rapidly followed by one rapid push to START. Not sure where you looked, but Onan includes the fault code readout procedure and code meanings in the Troubleshooting section of the owner manual for the 7500/8000 series gensets as well as the Service Manual. This makes troubleshooting a little bit more difficult. • Fault Codes 30 • Service Diagrams 31-36 VII. – Step #2: Check the remote switch wiring. Each Cummins generator has a model /spec number description, which is shown on the serial number tag attached to the generator . wow $800, thats robbery. Here was my complaint "Repair for genes codes 14. FC 434 comes from the engine ECM. 2 (Low oil pressure cutoff switch did not open) Corrective Action: Run the engine until warm, stop it and remove the oil fill cap (Figure 3-1). We had the dreaded "code 17" last year. This makes it easier for you to identify the exact reason behind the issue so that you can fix it. The following is a list of the Cummins Onan HGJA fault codes. 58. Onan Generator Fault Code 32. 5K Onan Generator Code 45: Randy_Miller: Class A Motorhome Discussions: 7: 07-19-2015 12:18 PM: Onan constant code 44: milasman: RV Systems & Appliances: 9: 06-01-2014 09:44 PM: Onan genset issue, code 32, $1500 repair? Shadow520: RV Systems & Appliances: 5: 11-18-2013 10:48 AM: Onan Marquis Gold 5500 Code 13 shutdown: 757driver: RV Sep 12, 2022 · Troubleshooting Onan Generator Fault Code 15. Step #2 Reset the generator. To learn more about the different Onan Fault Codes, what they mean and how to fix the problem. A 3-2 code is "Low Cranking Speed", which doesn't make sense either because it was running at the time. You can change the fuel filter yourself with patience and getting into tight places. Cummins Onan is the number one, best-selling line of installed generators in RV industry history. So, keep reading on to find out how to deal with the fault code Before you can fix the issue, you need to make certain that it is actually the fault code 32. Make all necessary repairs to the generator set and connected equipment and reset . Dec 16, 2016 · Cause - 12/13/16 - Tried to start Genset. In this case, the fault code had eight Cummins Power Command HMI211 Fault Codes and Troubleshooting. Repair…. The most common reason behind fault code 14 is that the generator is running over the suggested frequency. If you are getting the Onan generator fault code 36, start by checking the fuel pump and filters. If you continue using the generator when the Sep 13, 2022 · This is how to fix the Onan 5500 and 7000 Cummins Generator Surge / Fault Code 58 when all else fails. My inverter worked fine, but I just could not clear the fault code #46. To solve the fault code 22 on Onan generator, just check and follow the steps below: – Step #1: Overloading the generator. 5HDKBA-2732A [The engine family designation, engine displacement, state-ment of compliance with applicable EPA and / or California emissions regulations appear in this block on the actual name- Replace the plug. 04 of the firm/software--the RS2000 will send AC feed back to the genset when your MH engine alternator is running. J990999200 Inverter/Charger: Freedom 458 Model 20D (with remote control panel) Panel Box: PowerTek PDC1020 Background: Generator To solve the fault code 1435 on Cummins generator, just check and follow the steps below: Step #1 Check for coolant leaks. 29, lots of labor at @130/hr. Tighten 1/2 to 3/4 of a turn. I had the same codes thrown on my 5500. – Step #2: Check the state of the air filter. This will make the light start flashing. The light will flash all codes in numerical order, and then start over. Onan generators provide portable electricity solutions for home owners and professionals. From Onan manual online: HIGH EXHAUST TEMPERATURE—CODE NO. Pretty much everything I see on the interwebs is telling me ignition. (A fogger coats the in-take, cylinder and exhaust systems with a pro-tective coat of oil. Genuine Onan replacement parts are recom-mended for best performance and safety. Read also: >> How to Fix Fault Code 12 on Onan Generator? >> How to Fix Fault Code 14 on Onan Generator? >> How to Fix Fault Code 13 on Onan Generator? >> How to Fix Fault Code 15 on Onan Generator? >> How to Fix Fault Code 36 on Onan Generator? May 3, 2023 · Onan fault code 32 is a low cranking speed. If it is low or empty, refuel the generator. To solve the fault code 29 on Onan generator, just check and follow the steps below: – Step #1: Inspect the batteries. Download and support for the digital fault code troubleshooting manual, includes fault codes, procedure numbers and step by step troubleshooting guidance. Fault shutdown 2. In U. Spin off the oil filter and thoroughly wipe off the filter mounting surface. Dec 25, 2010 · Last week Generator (Onan 7500) after running about an hour, labored a little then shut down. 3. To resolve fault code 3 flashes on your Onan generator, follow these step-by-step troubleshooting instructions: Check the fuel level in the tank. Nov 14, 2018 · Based on the troubleshooting section, fault 32 is either loose/dirty battery connections, the oil is not the right viscosity or batteries need to be replaced. Read also: How To Fix Fault Code 1689 On Cummins Generator. went to Cummins/Onan, Houston Tx. Dec 14, 2022 · Press and hold the primer button for around 30 seconds to erase a fault code. Step #3 Reset the generator. Avoid running the genset while cranking the vehicle engine in installations where the genset batteries. Install the air cleaner cover and secure with the cover clips. Sep 30, 2018 · So my RV generator is now flashing a 47 code. – Step #3: Exhaust system. 7. Close the drain valve. Technical documents on QuickServe. Jan 16, 2016 · Re: Onan 5500 Hello TX. If the generator runs like normal, then you need to replace your fuel cap. Apply a film of oil to the new filter gasket and spin the new filter on by hand until the gasket just touches the mounting pad. It was jus … read more Jul 4, 2018 · The first set of blinks represents the tens digit and the second set of blinks the units digit of the fault code number. Remove the oil drain hole cover in the base, place a pan underneath and unscrew the drain plug (Figure 3-2). It started and ran fine for the whole trip. Copy the database backups to your C:\LM\backup\ folder. Step #4 Check connections at generator output terminals. Replacement) 12 300-3056/3687 Control Board 12 300-3763/3764 Control Board 13 300-4901 Control Board 13 300-4902 Control Board 14 Dec 14, 2022 · This is the manual start button that also flashes with a fault code that you can use to compare to the owners manual. Follow the prompts to restore the database. Jul 18, 2017 · I have an onan mobile genset HGJAB (5. Torque the plug to 21 lbs-ft (27 N-m) and secure the cover. Corrective Action: . Oct 9, 2019 · All you have to do is open the fuel cap a little bit and start your generator again. If the code still exists, the generator may be in need of further repair. the external control which shut down the generator set. To solve the fault code 3 on Onan generator, just check and follow the steps below: – Step 1: Locate the access hatch to your generator. ti hc rt fe ql dj ia to rp mp