Onan code 4. RV Mechanic: Randall.

Onan code 4 Good morning, That code can be caused by any number of things. I removed the whole gen set and started to tare it down and bench test it in the garage. I tried again today with shore power disconnected and only the refrigerator on line. Vibration or loose connection melted the wire nut and shorted to ground. Code 14, tips for governor diagnosis/ adjustment. You may be surprised at the sources for this fault code as one is you need to change the oil. The 434 code comes from a battery voltage drop. Here is a representation of the tag on Onan QG 4000. (thanks again for the help) It stopped putting out power and got the code 41. S. For instance, if the code were 41, it would blink 4 times, FIX FAULT CODE 14: Onan 4000 generator fix, runs fine then stops >> Check out the video below: Fault code 14 means that your Onan Generator is running over frequency or too fast to function correctly. This is very hard on the starter. 5kw Diesel generator: coventryhale: RV Systems & Appliances: 12: 06-28-2013 . sometimes for hours. Here are some possible causes: Customer. Jul 29, 2023 #1 Hello , my generator is giving me code 19, and won’t start. Here are some frequently asked questions and their answers regarding fault code 3 flashes on Onan generators: Q: What should I do if I see fault code 3 flashes on my Onan generator? A: Start by checking the fuel level in the tank and refuel if necessary. Are you priming it before you try starting it? _____ Four blinks indicates that cranking exceeded 30 seconds without the engine starting. Turned out to be the slip Two blinks point to a low oil pressure fault. THANKS Join the #1 RV Forum Today - It's Totally Free! The cap on the generator was a 13psi (ONAN 130-4320) cap; the new one I just got was a 16psi (ONAN 130-7902). One of the simplest and cheapest ways to avoid the fault code 14 is to exercise your generator. Re: New onan fault codes? Checked with my contact. com forum and has a description of the possible issues and the fellow posing the problem fixed it himself something about a connection to the engine's speed governor harness was his Onan QD7500 code 32 wont start. 6. May 12, 2011 Re: The Dreaded Onan Fault Code 27 Reply #6 – September 08, 2016, 04:43:48 pm I don't know about the Onan but I used to look after welding machines on pipelines and the permanent magnets would go out or change polarity and I use a 12 volt battery and would jump the fields and that would fix the magnet. After all replaced New pump working prime the system fuel at each infector fuel tank 3/4 full, 150 gallon tank, the engine will crank, 5 seconds and stop cranking, but not start now. 5 FL They are as follows B150 C1 F37 H1 H49 . Forums. SYSTEM TESTS 1. It has only 120 volt output and I would like to rewire for 120/240 single phase 4 wire output. com. I've not really used it beyond a test hour initially and running it for 15-20 mins regularly to keep it in working condition. 3. For example for my JB the complete model number is: 705JB-3R/4703P Fault code 27 on an Onan generator indicates a voltage sense fault, meaning the control is not detecting AC voltage. Upon inspection, the rotor and brushes are in Onan: Code 19. only. Hank F. Replaced the fuel line, checked to see if fuel was bad, replaced the fuel filter, rebuilt the carburetor all with no good results. If not repeat above. First, locate the fault code panel on your Onan generator. cools Onan genset issue, code 32, $1500 repair? Shadow520: RV Systems & Appliances: 5: 11-18-2013 11:48 AM: Class C Diesel Motorhomes, New 35SK Super C RV Unveiled by Thor Motor Coach: DriVer: RV Industry Press: 1: 09-05-2013 01:20 PM: ONAN 5HDKAJ 7. Thread starter MBB; Start date May 12, 2011; Forums New posts M. If no, need shop repair. The 1334 code comes from the first time the unit is put into service. Try to discoinnect the positive battery cable at the generator, for 10-15 minutes, this may clear it. xmsi. RPM were running up and down, then settled, then went back to up/down. Hank, I have a 5HDKBB/6880 Cummins Onan Diesel Generator installed in a coffee van. I am pretty sure Each Cummins Generator has a model/spec number description, which is shown on the serial number tag attached to the generator. Turn off Breakers on Generator 2. 5HGJAB-1270 spec J with 80 hours on it running on LPG. It sounds as though it runs out of Onan 4000 Shuts down Code 36 - help? Onan Model 4KYFA26100K 120V, 33 Amp Gas (not Diesel or Propane) 4,000 Watt I have an Onan 5500 in a 2005 Fleetwood Flair (specs are in the image at the bottom). The coach starts with no issues. Chances are that you are fairly certain that you have the fault code 36 on your hands, but it doesn’t hurt to always make sure of it. rutel: Class A Motorhome Discussions: 12: 05-21-2022 06:23 PM: Onan 5500 Diesel Gen shutting down and cannot pull codes: JCnDTown: RV Systems & Appliances: 6: 10-31-2021 08:57 PM: Engine ecm codes with chassis battery off will codes be saved: smballou: Cummins Engines: 2: 02-26-2017 12:39 PM Onan: Onan generator 4ky code 36. Disconnect harness connector P1 from the control board (p. Before you try to troubleshoot some issue, you need to be aware of that issue presenting itself. Onan 4kyfa26100m. Onan 4KYFA-6747K 4KW Gas SN: A080143794 I bought a repo Jayco Toyhauler a couple months ago and the gen. Then, press and hold the clear button for five seconds. They dont make this Avoiding Onan Generator Fault Code 14. 140-170 Hz; 120V (not loaded, normal RV install. Post office issues. If voltage drops below 9 volts you will get the alarm. It wound up being the pc board that runs the generator. K. Wayne Onan generator fault 47 model 7HGJAD-2139K in Technical Issues Sep-07-2024; Onan Generator Code 58 in Technical Issues Aug-16-2024; Furnace Issue in Technical Issues Sep-24-2023; Norcold N8xlt intermittent on LP in Technical Issues Jun-15-2023; Cummins Onan LP 25 won't start in Technical Issues May-09-2023 Recently my 12500 gen stopped kicked out code 45, manual says take to certified Onan dealer a lot of postings showed burnt out winding, l noticed that when repeated times trying to start it would run for a second or 2 then die at first l thought it was fuel but not, we did get it to run after a while for 30 mins with ac,s working great turned it off for 15 mins then tried again, Here's the bad news: GENERATOR ROTOR FAULT—CODE NO. Every so often it seems to run for. Give them the code, I don't remember what my code was, when my Oil level sensor went bad, but it did what yours is doing! The sensor is around $35 and about 30 minutes to replace. The coach is a 2001 Monaco Windsor. When you are camping away from the power grid and the convenience of the power connectors, the main source of electrical power for your RV or camper trailer is your generator. KPack Registered. Hold down Stop/Prime and it should show a steady red light. New code of 45. . I checked the brushes and they are Onan 5500 Marquis Gold. Certified on Onan and Generac generators. flywheel fins make a nice stop. I am assuming the control board is the problem but am not sure. Both coils also replaced with onan green label parts. But the handbook for Onan says that you need to check How Do I Clear Onan Fault Codes? To clear Onan fault codes, you need to follow a few simple steps. My board is a 030H711. Remove panel or cover to gain access to the control board. Onan generators don’t display numbers; they blink. 5HGJAB-1119J S/N J160106760 Spec J running. If you still get the code after this, you will need to replace the controller. Mine is an onan 7. From the Onan manual: VAC SENSE LOST—CODE NO. MBB Registered. I just went to start it as usual to make sure all is good and In my Onan manual this code states low on fuel. Dirty slip rings and brushes that need replacing is one of the more Code 35 is Control Card Failure. So I got this code 27 VAC sense lost. One link, in particular, goes to the irv2. Cummins has a 24/7 tech help. RV Mechanic: Randall. Some disassembly may be required. S. Note: Fault Code Nos. Last month, it ran perfect for a week, then started throwing code 41 (rotor fault). double tripple checked all connections voltage etc. Code 36 may be a bit difficult to understand as it is used often by the control module. Avoid interpreting them as second-level Fault Code It started getting Code 4 errors on my second outing, but would sometimes start and run fine (mostly when I was troubleshooting and didn't need it!). flightsystems. Code 4 simply means that the genset has been cranked for over 30 seconds continuously. , it was on and producing power but shutdown, now no power. If the code still exists, the generator may be in need of further repair. Generators will usually start at high/full throttle, then quickly reduce to proper setting to maintain AC frequency. A couple of times it would throw the code, Onan Generators . Replacing Thetford Galaxy/starlite. jack 03-12-2011, 04:22 PM #6: judithz858. Went to turn on AC and genny died. have checked the code definition in the manual. Its a start though (no pun intended). A 3-1 code is "Overspeed Fault", but I didn't hear any change in engine sound til it quit. All the info I found doesn't have the color wires. 41 (Controller unable to sense field or output voltage) Corrective Action: See an authorized Onan dealer. Whenever I try to start it, it clicks fast for about 5 The ONAN 7500 Quiet Diesel generator in my 2004 Vectra is displaying a fault code 46. 11-1) and check for electrical Generator service manual (my 2002 Onan Marquis 7KW. would not start so it went to the fix it shop to be repaired before I bought it after 4 hrs they got it started and it ran but was seeking all the time. genset stops running for no apparent reason. 4) then there's the old stand by. Onan: Onan spec sheet. The Onan parts manual calls out the 7902. The wires coming out of the generator head are color coded connected to a terminal block. Frequently Asked Questions about Onan Generator Code 14: Causes & Fixes Q: What is Onan Generator Code 14? A: Onan Generator Code 14 indicates a fault in the generator’s ignition coil circuit. With starting fluid, the gen runs until the starting fluid is done. CHECK OIL. It runs for less than a minute then stops. Pressed stop button and got the secondary code, 4 blinks-pause-6 blinks then a longer pause and then it repeats. The tool allows you to be able to run the set, to be able to test out all the circuits. No matter how often you use your RV you should take a little time to give the generator a Reading the Fault Code on Onan Generator. 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. 27(The Controller lost VAC sensing during normal voltage regulation when the field was functioning nor-mally and frequency was at least 40 Hz)Corrective Action: Refer to Pages A-1, A-2 and A-3, as appropriate. Your generator will It ran for 4 seconds and shut down, with a fault code 13 - “under voltage”. I've seen posts about this from years ago, but nothing recently. I have a 2013 Dutchman Voltage 3200 with a gas genni, Onan 5000. On the Generator push STOP twice rapidly followed by one rapid push to START. Lacroixcruiser Registered. I bought it brand new directly from Cummins when the upper bearing on my last one scattered ball bearings throughout the unit. Go. Reading the Fault Code on Onan Generator. onan 4000 and runs great till you shut off and try restart not all the time get code 14. One other thing strange as it my seem is the fuel pump. Classifieds. Thread starter KPack; Start date Mar 24, 2020; Forums New posts K. Replies 35 Views 1,579. 16,730 Satisfied Customers. My one question now, is there supposed to be a ground strap from the gen. List Fault Codes for Onan Generators. Thread starter Lacroixcruiser; Start date Jul 29, 2023; Forums New posts L. Kevin, I have that schematic, not that it matters, but my P1 pinouts are quite different than the 0300-5374 board. Because covering all 29 possible second-level fault codes and the ways to troubleshoot them and repair is beyond the scope of this article, let’s move on with how to deal with the first-level fault code 3 4: 08-06-2010 11:53 AM: Onan fault code 34: gary85: MH-General Discussions & Problems: 5: 08-03-2006 03:17 AM » Recent Discussions: Looking at buying a 2002 DUTCH STAR. To put it differently, it means that the generator is unable to detect that it is working properly because it is sensing that the switch is open during the start when it should Onan 7500 Quiet Diesel code 24. When I try to start it, it starts up for a few seconds, then stops, and displays a code 41, which from the manual indicates: "GENERATOR ROTATOR FAULT - Controller unable to sense field or output voltage" If your Cummins Onan QG5500 gas generator is not producing power (flashing red light), running rough or surging, or shutting off with a Code 45 fault, this v What is Fault Code 23 on Onan Generator. As you know the option code is part of the model number. will restart and work for a while. 1. com for another view on troubleshooting Onans! BTW: The Flight Systems tool wouldn't work on the 5500, but again, a Operator Manual RV Generator Set HDKCA (Spec A−E) HDKCB (Spec A−E) English Original Instructions 4-2013 981−0173 (Issue 10) onan code 14. every time. Mar 20, 2024 #21 Thanks to all. Last Subscription Date 03/18/2023. 5NHDFB Serial #B990859051 that was set up in a news van for power for equipment. Generac Generators: Which One Should You Choose? Does a Generator Have a Battery? The Ultimate Guide Onan 5500 Code 27, help isolate? 10-23-2022, 05:03 PM. Three blinks indicate a service fault, and four blinks indicate a generator Code 4 simply means that the genset has been cranked for over 30 seconds continuously. Comes from the programing of the unit. Either of which codes are confusing. Is there some Home. You must include the model number and serial number when calling. 5. Try a Google Search using "7. Onan diesel Generator fuel code 36 Hello, I have an Onan 55oo gas generator and have gone through all the different possible problems. Junior Member I have a 2000 Onan 4000 MicroQuiet "KY" version J mounted in a 2000 Fleetwood 26' Tioga Class C. I have an Onan 5. Just had the same thing. Mar 14, 2022. 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. If the "set controller pcb" is what drives the governor, then the manual is likely to be right. pdf I was getting shutdown on code 14, over frequency while Step 4. I need diagnostics on this code. It shuts off the gas and when it dies the 47 code is common. Minimum tool kit. 5 yrs old. Multiple causes could be prompting fault Frequently Asked Questions about Onan Generator Fault Code 3 Flashes: How to Fix. Onan Model 4KYFA26100K 120V, 33 Amp Gas (not Diesel or Propane) 4,000 Watt 3600 RPM 12V battery Our Onan Mobile GenSet shuts down after 10-15 minutes of operation. Allow the generator to run for 15 minutes, to ensure that the code has cleared. May be a fault with the board or a programing code that did not clear. Inverter Overfrequency Fault---Code 14 (Controller not able to regulate to rated frequency) Corrective Action: Reduce he number of connected applliances, especially when air conditioners and battery chargers are running. I can tell you that from my discussions with the Onan Corp back in 1970 they told me what my specific option code means. 5 HDKAJ Diesel generator code 19" as the search argument. The exact procedure depends on the model. To solve the fault code 29 on Onan generator, just check and follow the steps below: – Step #1: Inspect the batteries – Step #2: Check the remote switch wiring – Step #3: Check the battery voltage on the leads – Step #4: Check the voltage of the batteries The fault code 3 on your Onan QG 5500 generator means that your generator has stopped or is refusing to start due to one of the other 29 possible second-level two-digit fault codes. I've drained the fuel tank and put non ethanol gas in it. Do not start the generator. Carb & fuel clean, filter & pump Enjoy the latest from our Frazer ‘How To’ series!Our goal is to provide educational and informative content for proper operation and maintenance of your Fraz I have a 7500 Onan Generator, it's flashing code 46 This is low voltage or bad inverter I'm assuming that the voltage is fine. Primed a few more times and got it to start and ran for about 10 mins. What that means is that the RPM level while starting was under 180 for at least 2 seconds. I read the secondary fault code and have done everything listed in the Onan manual. ground (- terminal) to the bus frame or just hook up the battery to the gen. I have a Onan 6. The generator has been running and outputing fine for the few months I have had it. Check engine oil level before starting. If the engine does not start, you should never crank it for more than Code 4 – Over Crank. Note the highlighted letter code, in this case P, which It started getting Code 4 errors on my second outing, but would sometimes start and run fine (mostly when I was troubleshooting and didn't need it!). Onan mystery codes and an obnoxious gen set: rick. To learn more about this fault code and what to do about it, just continue to read our article. Same thing: 4 seconds, shut down, and then “fault code 13”. Why Are Onan Fault Codes Important? Onan fault codes are Customer lost power and used the generator 2 times with no problem but on 3rd time it would not produce power and shut down after 5 seconds, it flashes a code 13 on the start/ standby switch. Apr 29, 2024 Q: What does Onan Generator Code 32 mean? A: Onan Generator Code 32 indicates a coolant temperature high warning. The cap is something that is changed at the 1000hr service and I'm scratching my head on why, when I installed the new stator and did the 1000hr service in Jan/21 (see that post), a 130-4320 cap OK, Code 45 is Speed Sense Fault. Code #4. Hi, this may not apply to your Onan code 45 specifically, but if you scan down the attached hyperlink there is an entry that describes three typical issues that may cause the code 45. Anyone have a list or know the break down on these option codes that are on my one JB 7. If you plan to tackle this yourself, get the service manual from Cummins/Onan 800-286-6467. Has. Onan Generator Reset Procedure Onan HGJAA and HGJAD Series 5500w Generator To Reset Generator when code is set: 1. My onan QD7500 was not starting but i could here the fuel pump prime, bench tested the starter and the attached solenoid at the starter. Onan: Onan Code 41. A couple of times it would throw the code, but I could restart it and it produced power ok. The Onan Generator Code 14 should be cleared, and power should be restored. ) https://onan. Last Subscription Date Generator Shut-off--Fault code 27: Old Scout: Alpine Coach Owner's Forum: 5: 06-20-2008 05:39 AM: Onan 5500 trouble code: Carvin Marvin: RV Systems & Appliances: 4: 10-26-2007 04:07 PM: Onan GenSet - loose wires & false code 27: Dale777: Alpine Coach Owner's Forum: 2: 06-29-2007 06:01 PM: If you do something wrong and it's your fault, JRBurn iRV2 changed the carb on this. find a place to put a long screwdriver or pry bar somewhere to keep shaft from turning . Thread starter Macman; Start date Saturday at 9:33 PM; Forums New posts M. After about 10 mins, shut off again. Finally, I came here to see how to check the codes and it turns out I have a code 24, coolant sensor issue. Re: Option Codes MBB I would be very interested in seeing this information. I did this 3 to 4 more times running the year air too. It signifies that the generator’s coolant temperature has exceeded the acceptable limit. 2. Thanks to the folks who posted the Onan manual, as well as to Flightsystems. If the engine does not start, you should never crank it for more than about 20 seconds at a time, without stopping for a couple of minutes to let the starter cool down. Some models blink when they detect The blinking patterns of the fault codes help in identifying the problem with the Onan 4000 generator. Four blinks appear when cranking exceeds thirty seconds, but the engine has not started. Knowing what the code means and how to fix it is information you need to know. net/983-0501%20Ona0(02-2010). GAIN ACCESS. Bad rotor or brushes? This generator only has about 50 hrs on it and 3. Following is a list of the Cummins Onan Generator fault codes which include: >> Code 2: Low Oil It isn’t hard to read the Onan Fault Code blink system, although it is handy to have all the faults you could find and explain them. Several 4 is over-cranking: you cranked it for over 30 seconds without it starting. Grounds are tight as I had to remove them to replace coils so I had to install them back after. 3 and 4 are first level faults. Onan 7500 Quiet Diesel code 24: Mile Marker 42: Monaco Owner's Forum: 12: 09-08-2020 12:10 PM: Cummins-Onan 7500 quiet diesel generator fault code 25: Bad Bolt: Class A Motorhome Discussions: 31: 01-03-2019 07:05 PM: Replacing the circuit breaker on an Onan 7500 Quiet Diesel: Denali: Monaco Owner's Forum: 9: 06-17-2010 11:27 AM: Onan Quiet Onan 5500 HGJAB Fault Code 32: Moho_Driver: RV Systems & Appliances: 5: 08-07-2020 10:19 AM: Onan 5500 fault code 36: mavric65: RV Systems & Appliances: 12: 05-07-2018 07:50 AM: Onan Marquis 5500 Fault Code 36 troubleshooting: luman65: National RV Owner's Forum: 3: 09-18-2017 02:39 PM: Onan 5500 generator gas shutting down. of course the described checks/fixes may not apply unless you have the same generator described. Propane. Onan Option Codes. Replacement) 12 300-3056/3687 Control Board 12 300-3763/3764 Control Board 13 300-4901 Control Board 13 300-4902 Control Board 14 I have an Onan 5. Onan generators have a simple, yet elegant way of displaying fault codes, the control switch is equipped with a signal light that blinks in a certain pattern depending on the code. Hi folks, I have a GD3270BH from 2019 with a factory installed Onan 5500 (QG 5500 LP, HGJAB series K). I have a new fuel pump and filter. Reconnect the generator to the power source and power it back on. The coach is plugged into a 30amp outlet at my shop. Finally, release the button and check if the fault codes have been cleared. 1; 2; First Prev 2 of 2 Go to page. Journey with Confidence RV GPS App RV All kinds of similar issues on the forums ie circuit board at $350-480, generator windings, stator, etc. A 3-2 code is "Low Cranking Speed", which doesn't make sense either because it was running at the time. The only thing you can do is to try and reset it. The pump is pumping well and passing through the new filter with no hesitation. KPack Subscriber. hate to go in the shop. Code 4 has nothing to do with voltage. shows a fault code 14. Thread starter scottz; Start date Mar 19, 2024; Forums New posts Prev. To reset it, disconnect the battery cable from the set for 10 minutes. Three blinks appear when the generator detects a service fault. The generator won't even 'start'. This code can be very difficult to troubleshoot without a special tool from Onan. There will be several links there to be read. The fault code 23 indicates a problem with the low oil pressure cutoff switch while you were attempting to start the generator. It is displaying a code 36. To learn more about the different Onan Fault Codes, what they mean and how to fix the problem. Motorhead the brushes look like new, I was going to hit the slip rings with scotchbrite before reassembly. Tracy that is a natural gas rating the propane rating is higher at 12KW and 50 amps flashes a 13 code and shuts down after 5 sec. 4: 04-16-2013 09:33 AM: Onan fault code 47: MoHoGuy: RV Systems & Appliances: 1: 10-13-2011 11:39 PM: onan fault Onan 8000 wont run (Fault Code 15) DebnDan: Class A Motorhome Discussions: 25: 03-31-2021 07:38 PM: Onan MicroQuiet 4000 wont crank: OldJohnT: RV Systems & Appliances: 9: 11-22-2014 08:33 AM: onan fault code 14: mjoemort: RV Systems & Appliances: 1: 09-07-2010 07:15 PM: Onan Fault Code: Fossilhog: MH-General Discussions & Problems: 4: ONAN ® RV GENERATOR QUICK TROUBLESHOOTING GUIDE 717 932 9900 (8-4:30 ET M-F) www. Hello Everyone. . i was stumped. Mar 24, 2020 4. I went ahead an added 5 more gallons of fuel with more Seafoam (2-3 ounces per gallon). Q: Can Onan Generator Code 14: Unlocking the Mystery Behind the Causes & Fixes; Troubleshooting Guide: Generac Generator Running But No Power [FIXED] How to Service a Generac Generator: Step-by-Step Guide; Kohler vs. I opened it up and checked for loose wires on the governor, when trying to start it the governor makes a faint odd screeching/ humming noise. New TT owner and RVer. New posts. Macman Registered I “think” the -4 voltage code might be 3 phase only 120/208 Y December 1976 . Onan code 14 Jwalls; Mar 14, 2022; Small Air Cooled Gasoline Engines; Replies 1 Views 279. Hello from the Mitten. The flashing code is 27, "Controller unable to sense output voltage". All of a sudden the generator will run great for about 10min before the exhaust heats up and throws code 58. But put bar low on fins for low bending stress in finor fin could break off Onan: Onan Code 41 scottz; Mar 19, 2024; Onan Generators; 2. Disconnect genset control P1 connector, verify P1 pins are fully inserted and inspect pin condition per PSB–676: insert, repair or replace pins as necessary. Reactions: Vanman, Macman, nothingbutdarts and 1 other person. Contact your local Onan service dealer. Onan fault code 32 is a low cranking speed. What is Fault Code 33 on Onan Generator. I tried to restart it but it would only run for a moment and then quit. If you see this code, then try resetting your control board. Share: Facebook X (Twitter) LinkedIn I have an Onan QG 5000 in my RV that is 4 years old and only has 40hr on it. In case that it is not operating, you simply will have no electricity, so if you are having any problems with its operation, you I have an Onan 5. anyone have further information. zuhnc. scottz Registered. I have a 2003 Monaco Knight with the 7500 diesel generator with aprox 760 hours. Ended up being a short to ground in a 4×4 junction box half way between the generator and 30amp shore power connector, just above the propane tank. Detailed After getting help from this forum to get the Model 5. (yes, coolant Pete plugs replaced with onan green label. It means the controller is bad. qxtu mikvr rct bvuf fhcfnf egslazc dzzs ysgtm ledf ctb