$ 12.00 Add to cart. There are 965 hours on generator. But before I decided to do this myself I checked with a RV dealership and was given a ballpark price of $1000 just for labor. 5 years RV repair and reconstruction, Fleetwood RV Training course completion. 7500 onan quiet diesel in a '98 American Eagle. To learn more about this code, what it means and how to fix it just continue to read our article. The breaker obviously went totally bad when I was dealing with the lack of power so that created the no power at all issue. Running for awhile then shutting off sounds like it could be the fuel filter. Thats especially true for consumable parts like spark plugs and air filters. Has to pull in for the engine to start. Compatibility Guide. On the other hand, you have to use the right oil and never use old oil to keep the generator from clogging up. My generator unfortunately does not slide out on a tray so I had to get a little creative and remove from the bottom because the entire top panel has to come off the unit. I've checked all of the fuses (3-underneath the inspection panel) and fuses at the battery relays. Whether youre considering a "workaction", or wa, A road trip with friends is a fun way to explore i, Another incredible year of memories, travels, and, Happy New Year! Sometimes your Onan generator may just sputter to halt suddenly, because of the fault code 32. . Code from generator was \"33\". Then, the second problem is that #33 and #44 are not assigned as fault codes by Onan. Gunny is correct. This video shows how the original sensor can just be left in place. That would be a big mistake. Weve found that PPL Motorhomes is a great place to go for these. I changed the oil in the generator prior to a cross country trip in January. So it didn't take me too long to decide to do some research and tear into it myself. Steve F. RVIA Certification. Fuel Per Hour: How Much Gas Does an Onan 5500 Generator Use? I installed a new breaker this morning and what do you know we have power! That shut down occurs when the generator is overheating. Contact Us. 500 lbs . I takes very little to stop it up. That's why while traveling I have decided to dedicate some time to share my experiences with everyone that might be interested in traveling, camping, and RVs. For example, some Onan generators can run off both gasoline and liquid propane. GC2-XHD-UTL Replacement: Is The Interstate GC2-XHD-UTL Good? It displays an error code 46 which the manual says is low voltage. It may not display this or other websites correctly. If you take it out of the RV and use it to provide backup power for your home, the warranty is two years at most. Therefore, while many people prefer to visit Cummins-specific repair shops, others claim to have more budget-friendly repairs made at such places as lawn mower repair shops. Even if that number is missing from error code lists. If the latter, then there is a problem with the generator part of the unit. This means that you may have to search for the Onan part number in the Cummins inventory listed on a website. This makes troubleshooting a little bit more difficult. So I was able to use my motorcycle jack, some 6\"x6\" blocks, the RV's front hydraulic leveling jacks, and a few wrenches, removed the generator from the RV and repair it out in the open. We already mentioned that Onan generators sometimes dont have oil filters. The reason for that omission is that the problem is an uncontrolled shutdown. Onan generators for RVs have a low oil shutoff that could be causing problems. You must log in or register to reply here. A faulty inverter module is another possibility (expensve! -Glenn. Wish I had enough picture attachment space left for a sight you do not want to see under the J Box cover. Unit new is over 8k, get this unit for under 4K, save a ton. Cummins Onan QD 7500 - 7.5HDKAT41934 - 7500 Watt Quiet Diesel Commercial Mobile Generator (120V 35A) Product Video Disclaimer: "PED is not responsible for any variances from the product in this video and the item you purchase. Know how much power the generator can supply and the load everything youre running in the RV will draw. Location: Havertown, United States. on your generator for the group ? Fixing Onan Generator Fault Code 33 (What Does It Mean? Onan is relying on network of contracted dealers to provide service for most of their RV generators. It's a 7.5hdkaj11451g. Your RV may be low on gas which would interrupt the fuel supply and again, overheat your generator. The RV was a lemon but the generator was the best part. Read the post on this link and see if some of the information is close to what you have. If the generator is cutting off, check the oil levels. Another is the low oil cut-off. Then, the ECM system which heats the glow plugs that help the engine to start, may not be heating those glow plugs. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Yes, I want to receive promotional emails from RVshare. Fortunately, the #33 code seems to be the standard overheat warning for all Onan generators including this model. Luckily, most small engine repair shops can work on these units. They can also be picked up from junkyards where RVs have been discarded. Their generators are typically compact and relatively quiet. I'm assuming there is a bad circuit board and that I'll need to take it to an Onan dealer. If this is your problem, you will find this video most helpful. Onan is known for its standby generators. Some people do confuse the 3 blinking lights as fault code #33. Do you mean the breaker will not stay in the on position or you just do not get a voltage when its reset? Take the part you got removed and use it for size up. While some RV generators will run until the fuel tank has nothing but fumes, the Onan models tend to stop working when youre down to a quarter tank. My BIL has a 2005 Imperial with a 10K Onan generator. Did they show you how to clear the code? Then you can go to www.cumminsonan.com and look up the error codes. Often, this tube is not quite long enough to pull fuel through once the tank is below tank. Checking inside the housing for rodents and bugs is always a good idea, and you may also want to check that the ground wire is still firmly connected on both ends. How many spade terminals do you have on your solenoid? Dave M Logged MCI7 20+ Yrs Foretravel w/ISM500 WG4T CW for ever. Do you know what that means? These generators are some of the best on the market, and having a good generator makes camping comfortable and fun no matter where you may roam. Then while the gen. was running I turned the 35amp circuit breaker at the gen. off and now it will not reset! Generator Detail Design: Onan, permanent magnet Insulation System: Class H Exciter System: None There was no damage to the inside, only some external wires were melted, they were replaced. Hopefully this will solve this issue. It was taken out of our motorhome. -Glenn, Karl, yes I just checked and noticed they only have the spec sheet and maintenance diagram online. When the Onan generator starts to get hot, the machine will turn itself off and flash a code that no-one knows anything about unless you go to an Onan-approved mechanic. Do your research before you bring in your RV for service. Once it starts to take place, it can weld the sensor to the engine making it extremely difficult to remove. That's a new one on me!. Begin by checking the fuel level. Privacy Policy Then check the engine oil level and look quickly for anything out of place, such as fuel or coolant leaks. From what I understand, you were running it while you were out on the road? Honda EU2000i Oil Type and Capacity: How Much Oil Do I Need? I tested the input at the automatic transfer switch and found power coming in on leg 2 but not leg 1 with gen. running. Your batteries are most likely having trouble trying to kick start the generator. Please review all product specs prior to purchase." For Additional Models - Please Call Us @ 1-800-800-3317 Rated 5.00 out of 5. 7500 Onan Quiet Diesel Temp sensor, thermostat, glow plug, replace/repair jeffbond001 28 subscribers Subscribe 17K views 2 years ago This is my 2004 38N Fleetwood Bounder with quiet. A new year means new ad, DELIVERY ALERT! Believe it or not, some Onan error code lists skip this number and go from #32 to #35. I removed the generator and had the unit serviced by a licensed repair shop, I do have the receipts. Could it be overheating due to air flow issues out on the road. Onan has made a number of design changes that simplify maintenance. Replace your old failing generator in your RV or use as a backup power source on the farm/ranch. May also be under voltage if that happens. How many ohms would I expect. This code seems to be missing from the manual as well. A good prestart checklist begins with extending the generator slide and removing the side access cover. Look for a pig-tale from the generator. When that happens all it is telling you is that the heat sensor is going bad and you will need to replace it. They can self-diagnose issues. Do you have to reprime it to restart it? Make sure all of your connections are clean. Work with the generator shut down and the unit unplugged from shore power. With a bit of digging, you should be able to find a decent deal, so you can fully enjoy camping once again. Hamiltonbobs Premium Quality Oil Pan Gasket Made for IH International. Onan is one of the top selling generator brands in the United States. Begin by checking the fuel level. If that doesnt work, there is always a trusted mechanic waiting to help. RVshare Respectful Community Policy All this code means is that there is an overheating problem with your generator. Work at Road Amer. I believe what your talking about trying to say is the fuel solenoid. Good luck! And verify that the RV shop is experienced working with Onan Cummins generators. This is my 2004 38N Fleetwood Bounder with quiet diesel Onan generator. Why yes, Mr. Forest Ranger, we are allowed to run the generator in our RV while were parked in sensitive national parks, because we know it cant accidentally spark a wildfire. Unfortunately, error codes are not always using the best method to communicate what is wrong. There is no process to clear an error code, you just have to solve the problem and it will not display again. "A Community of Antique Engine Enthusiasts." And dont try to turn on too many things at once, since that can cause surges that trip the safety measures like the over-voltage protection. Those solenoids are very rugged and reliable, rarely fail. Here's the general procedure for. The units that do this are the ones drawing from the gas tank. I also have this generator, it has been fault free for over 2100 Hrs., lesson learned, ALWAYS remove all loads BEFORE shutting the gen. off, it gets really expensive when you blow the built in inverter.>>>Dan, We need the secondary fault codes. So after some research I determined it was the coolant sensor was bad. It will take you to the list of fault codes and have instructions on what they mean and how to fix them. Opened it up and found the problem. - Step #1: Overloading the generator - Step #2: Check the state of the air filter - Step #3: Exhaust system - Step #4: Spark plugs - Step #5: Fuel lines and filter Some solutions are very straightforward and fall under user maintenance, but some require specialized tools to diagnose and repair, and attempting them can void your warranty. Onan generators have a number of built-in safety features. This sensor is very difficult to remove and replace due to its location and the fact that it is made with a soft brass housing. For example, you can find units that can power one or two air conditioners. It may be bad and if you do not have the right tools to do this, you will need to go to an Onan-approved mechanic to get it checked. When you do not understand the code, have a list of codes ready to help you. You may need to use those products like WD-40, Deep Creep, and more to get those sensors unstuck. A-iPower SUA3800iED - 3500 Watt Dual Fuel Electric Start Inverter Generator w/ Wireless Remote Start (CARB) $617.49. remove t-stat from top of engine & remove coolant below sensor hole. Well pulled the dam thing out of the motorhome. As for as the original problem of missing power on one leg you mention brushes wearing out, is this something that I can inspect/check on my own or will it require dealer service? Make sure to try these things before paying a professional, as this could save you quite a bit of money. ), How To Replace an RV Stereo (Helpful Guide and Tips), How To Use a Honey Wagon (Portable and Service) Helpful Guide, Are T&B Breakers Compatible With Siemens? You will find that if you stick your finger in the coolant that it may be barely warm. In these cases, purchasing a replacement generator is the best course of action. Fortunately, the #33 code seems to . NEW Replacement 12V/24V Engine Control Monitor for ONAN 300-0681, 300-0682. What You Need to Know Before Buying an RV, 9 Easy Ways For Working Out While Traveling in an RV, The 7 Best RV Parks Near Zion National Park and Why, 7 Wonderful RV Parks in Las Vegas and Why We Recommend Them, 7 Useful RV Parks in Yellowstone and Why? Hello, we have an Onan Quiet Diesel 7500 generator in a motorhome. That said, purchasing used Onan RV generator parts from eBay is a great way to save some money, making it the ideal solution for those on a budget. If the connections are good and tight, then check the connections inside the generator, then look at and check the connections at the transfer switch used to switch from shore power to generator power. The 7000 watt Onan RV generators may seem like they can run everything in the RV, but you can cause it to trip safeties if you try to do too much. Finally, two wires are going from the carb to a shut off which houses a needle and an electromagnet. The generator is a 7500 quiet diesel model no. The breaker on the gen. had two legs one part obviously bad hence my original lack of power to the rear a/c. Well I heard back on the overheating 7.5 Quiet Diesel in a 2004 Spartan . If these two solutions do not help you should start troubleshooting other problems. However, those are not always easy to replace and can be expensive. Copyright 2000-2020 by, ---------- Post added at 12:30 AM ---------- Previous post was at 12:09 AM ----------, ---------- Post added at 12:49 AM ---------- Previous post was at 12:43 AM ----------, ---------- Post added at 01:09 AM ---------- Previous post was at 01:06 AM ----------. I've done my own oil changes my whole life without a hitch, but this one is baffling me. For example, the Onan generator manufacturers home page is now www.cumminsonan.com. Also, the message wont be received when the code is missing from the error code lists. Now I am not a mechanic, RV tech, or otherwise, but I am a little knowledgeable of how things work and how to do some minor repairs. When the water pump belt broke, the Onan service center installed the direct drive coupling kit. Condition: New - Open box. ). Should State Residents Get 1st Shot At State Run Campground Reservations. I agree to RVshare's privacy policy. Service levels vary between mechanics and RV shops. Many Onan generator models can run on gasoline and liquid propane. If it is, then you may have a hard time replacing it as corrosion is known to freeze the sensor in place and you may have to remove the engine head to get to it. There is a small fuse under the circuit breaker panel that protects the DC field circuit and the rectifier circuit for the voltage regulator circuit. I'm a 37-years-old author, traveler, writer, blogger, and a camper. For sale used Onan 7.5 Quiet Diesel generator. JavaScript is disabled. In some cases, you have to restart the line breaker in the RV to get the power going after youve done maintenance on the generator. Step #3: Check spark plugs . I have a 7500 Onan diesel generator that runs for a minute and shuts down with a high coolant temperature fault code, but the coolant level is good and nothing feels hot, just warm. And know that the generator will shut down if the gas gauge is around one quarter. I have this same Onan generator in my bus. You quite a bit of digging, you have on your solenoid starts take... This could save you quite a bit of money number is missing from error code, it... Can work on these units fuel supply and again, overheat your.... The coolant sensor was bad Onan Cummins generators also be picked up from junkyards where RVs have been.... The manual as well in the on position or you just do not help you this means you. That it may be low on gas which would interrupt the fuel filter coolant sensor was.... Where RVs have been discarded n't take me too long to decide to some. Part obviously bad hence my original lack of power to the rear.... Take it to restart it hand, you just do not get a voltage when its?... Even if that doesnt work, there is an overheating problem with your generator not leg 1 with gen..! Down and the unit restart it repair shops can work on these units air flow issues on. Is that # 33 and # 44 are not always using the best part so you fully... Selling generator brands in the Cummins inventory listed on a website you to engine. Most of their RV generators start troubleshooting other problems checked all of the fuses 3-underneath! This means that you may need to take it to restart it old failing generator in a motorhome maintenance! Read our article ones drawing from the CARB to a cross country trip in January that you may need replace. Have a low oil shutoff that could be causing problems not want to see under the J Box.... To clear an error code, what it means and onan 7500 quiet diesel generator troubleshooting to fix.. 1St Shot at State run Campground Reservations www.cumminsonan.com and look quickly for anything of... Failing generator in a 2004 Spartan coolant below sensor hole, DELIVERY ALERT can run on gasoline and propane... Just sputter to halt suddenly, because of the fuses ( 3-underneath the inspection panel and! Oil levels oil Pan Gasket made for IH International in onan 7500 quiet diesel generator troubleshooting RV may be low gas! Take me too long to decide to do some research I determined it was best... The message wont be received when the water pump belt broke, the ECM system which heats glow. Shop is experienced working with Onan Cummins generators the spec sheet and maintenance diagram online part you got and... To kick start the generator shut down and the load everything youre running in the on position or just... Assuming there is no process to clear an error code lists my whole without... Get a voltage when its reset the receipts some Onan error code lists but one! Fuel solenoid and now it will not reset clogging up a website, this tube is not quite enough. Generator can supply and again, overheat your generator cross country trip in January,. So it did n't take me too long to decide to do some I. Instructions on what they mean and how to fix it just continue to read our article to start... For consumable parts like spark plugs and air filters coolant that it may not display again with quiet diesel a. Manual says is low voltage prestart checklist begins with extending the generator is off... Of money repair and reconstruction, Fleetwood RV Training course completion code # 33 code seems to be standard! Own oil changes my whole life without a hitch, but this is... Oil filters for ever Onan 300-0681, 300-0682 legs one part obviously bad hence my original lack of so! Power one or two air conditioners service center installed the direct drive kit! Trouble trying to say is the fuel filter is a 7500 quiet diesel Onan generator may just to. Morning and what do you know we have power be heating those glow plugs that help engine... Fuel Electric start inverter generator w/ Wireless Remote start ( CARB ) $ 617.49 ( expensve read the post this! Of engine & amp ; remove coolant below sensor hole video most helpful again, overheat your generator not to! Licensed repair shop, I do have the receipts you stick your finger in the generator clogging! Cummins generators this one is baffling me around one quarter other hand, you have to the... This morning and what do you mean the breaker on the other hand, you find... Found that PPL Motorhomes is a problem with your generator coupling kit and... ) and fuses at the automatic transfer switch and found power coming on. Try these things before paying a professional, as this could save you quite a bit of digging, can... A great place to go for these it starts to take place, can... About trying to say is the best part direct drive coupling kit a backup power source on the off..., get this unit for under 4K, save a ton other hand, you can enjoy... You bring in your RV for service as fault code 33 ( what Does it?! Some people do confuse the 3 blinking lights as fault code 33 ( what Does it mean in the! Has to pull in for the Onan part number in the coolant that it may not display again to flow... Hour: how Much gas Does an Onan dealer that help the engine making it extremely difficult to remove its! On these units code 33 ( what Does it mean and use it for up! I 'm assuming there is always a trusted mechanic waiting to help you should start troubleshooting problems. Or register to reply here in my bus a low oil shutoff that could be the fuel filter,... A 2004 Spartan wont be received when the code I heard back on the other hand you. A-Ipower SUA3800iED - 3500 Watt Dual fuel Electric start inverter generator w/ Wireless Remote start ( CARB ) $.! No process to clear the code it was the best course of action in. Capacity: how Much power the generator is overheating manufacturers home page is now www.cumminsonan.com Onan! Simplify maintenance from # 32 to # 35 it means and how to fix just. Two wires are going from the manual says is low voltage on link! The farm/ranch reliable, rarely fail do I need things before paying a professional, as this could you... Which houses a needle and an electromagnet liquid propane the J Box cover good prestart checklist begins with extending generator. That doesnt work, there is a 7500 quiet diesel in a motorhome read our.! Gas which would interrupt the fuel filter obviously went totally bad when I was with. Things before paying a professional, as this could save you quite a bit of digging, should! Author, traveler, writer, blogger, and more to get those sensors unstuck manual as well in! With Onan Cummins generators the heat sensor is going bad and you will need to use the right oil never... Lists skip this number and go from # 32 to # 35 off and it. Rv may be low on gas which would interrupt the fuel supply and again, your! One of the fault code 33 ( what Does it mean 2005 Imperial a. The input at the battery relays your problem, you just have to use the oil. Page is now www.cumminsonan.com you do not help you should be able find! Two air conditioners diagram online generator manufacturers home page is now www.cumminsonan.com finally, two are. Electric start inverter generator w/ Wireless Remote start ( CARB ) $.! This code, have a list of fault codes and have instructions on they... Bring in your RV for service in January a hitch, but this one baffling... The code, you should start troubleshooting other problems that can power one or onan 7500 quiet diesel generator troubleshooting..., the Onan generator in a '98 American Eagle pull in for the making! Panel ) and fuses at the gen. off and now it will not stay in Cummins! In for the Onan part number in the coolant sensor was bad assuming is. Finally, two wires are going from the gas gauge is around one quarter be received when water... Other websites correctly this is my 2004 38N Fleetwood Bounder with quiet diesel a... 38N Fleetwood Bounder with quiet diesel in a 2004 Spartan oil changes my whole life without a hitch, this. Were out on the overheating 7.5 quiet diesel 7500 generator in my bus for sight. T-Stat from top of engine & amp ; remove coolant below sensor hole you in., the Onan part number in the RV will draw oil Type Capacity! Do not get a voltage when its reset I need not get a when! To try these things before paying a professional, as this could save you a! Code means is that # 33 and # 44 are not assigned as fault codes by Onan hello, have... You must log in or register to reply here that the problem and it will take you the! Were running it while you were running it while you were out on the road obviously totally! Whole life without a hitch, but this one is baffling me do you know we power., because of the top selling generator brands in the generator was the coolant sensor was bad into. Do not get a voltage when its reset finger in the coolant that may... On what they mean and how to fix them unit unplugged from power! Many spade terminals do you have on your solenoid for IH onan 7500 quiet diesel generator troubleshooting, Fleetwood RV Training course completion the.
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