I buy replacement fans from Radio Shack for about $40/set, easy to install from the top cooling grate outside, four screws. So I would not be concerned with any damage to the compressor if it’s still running. Frost buildup on freezer back wall in GE Fridge Hello -- I have frost build up in the back freezer wall of a GE fridge (model; GSH25JSXL SS). Check the fridge balance: To function properly the fridge must be placed on a levelled surface. I sourced a much quieter and slightly larger Antec brand case fan at Radio Shack to replace it with. Cube Fan: I also invested $10 in a remote temp sender/receiver to monitor camper fridge temps as we drove down the road in the car. To make it run water you must jump-start the icemaker. On some refrigerators, the processor that runs the refrigerator might not sense that the chemicals have stopped flowing, and will continue to provide power to the heating element – sometimes with disastrous results. The 12-volt DC fuse should be checked. More amp hours the batteries give more the number of hours refrigerator will run. I have a dometic RM 7501 fridge it has been working intermittently on 240 volts for some time. Wear hand protection, such as cut resistant gloves, and exercise extreme care when handling the refrigerator. This should be there all the time no matter whether the engine is running or not. On my previous 2005 coach, I could hear the fan cycle on and off. The Dometic kits are very good, but a little pricey. Dealer said the factory may not have fitted an original Dometic 12v fan kit and also said that the Dometic thermal switch did not cut in until too hot. The Dometic kits are very good, but a little pricey. The problem is an RV refrigerator is unlike a residential fridge. This page teaches why the advanced Fridge Defend + Fan Control along with the blower fan ventilator kit is a necessity on both Dometic and Norcold RV refrigerators. Plug in the fridge and make sure the fan runs when the compressor is running. The freezer temperature should be set between 0 and 5 degrees Fahrenheit (-18 to -15C). After a short delay with delivery the item arrived, extremely well packaged, out of the box, quick wipe down and plugged into 230v, fan runs fairly quietly and a short time later it was down to -10C. Truckfridges are real 12v compressor fridges and they sip power. In the winter, our 40L Norcold fridge will use as little as 15Ah per day, and when we come across hot weather, it'll be running closer to 50Ah. We have found that the Dometic fridge in our Bailey Unicorn that we bought last year chills and freezes things, even the cooked beef joint at Christmas which was sat on the bottom tray. Whatever you decide, be sure to work with an RV technician that is certified in refrigeration repair. Can anyone tell me how to check the cooling fans for operation on my Norcold 1200? I never hear them running on my current 2006 coach. Refrigerator is cooling ok, but fan runs all the time because Dometic did not include a thermostatic control on this model. I put a used Dometic refrigerator in our log cabin that has been running non stop for 20 years. Close this damper until your temperature in the upper part of the refrigerator is 38 to 40 degrees F. That finalised 100 hours of run-time over four and a bit days. Think about the noise that comes from your home refrigerator, and although your caravan fridge isn't running all the time, it will still be audible when the compressor is running. Abnormal: A continuous or intermittent squealing sound from the condenser fan motor. I have noticed that my refrigerator runs almost constantly and is very noisy. 3 factor without running all the time? I guess one thing you could do is go for a better flow over the fridge coil — as in maybe add a fan, or have a vent that lets in air from under the van along with a fan?. Built with 12v operation in mind, which means they run very efficiently on battery power compared to the 3 Way fridges. Dometic RMD 8555 not cold enough Hi All, Has anybody had probelms with a Dometic RMD 8555 fridge not being able to cope with outside temps of 35 deg plus. My dometic refrigerator works great on ac, but when switching to lp the temp goes up about 10-15 degrees. Our Dometic has stopped cooling, noticed when we got home from the rally. Some of the fridges have run minimally better on AC. It’s surprising how fast the amps add up and that causes the breaker to trip. Peg, I don't think there is one answer that covers all. However, the fan ideally should NOT run all the time. A residential fridge uses an electric compressor to keep things cold with chemicals. What you hear when your refrigerator “kicks on” is the compressor motor running the compressor. A thermometer in a glass of water can be used to check the temperatures in the refrigerator section. Oh, I also turned off the vent fan during all of my attempts to warm up the fridge. Your freezer getting too cold isn’t really an issue, but if the temperature is only set a few degrees below zero, the temperature can rapidly rise when you open the door, which can prematurely defrost. I tend not to site see much while travelling. Troubleshooting a Defective Cooling Unit. Double check to make sure that the coils are not blocked with lint, etc. You need to force the cool air through the coils. What make & model of fridge do you have, and was it using electric or propane at the time? Also: your converter/charger may be located under the fridge and sound like it is coming from there. The refrigerator may have one or more evaporator fan motor(s) depending on the model and evaporator locations. 6Amps (averaged over 24hours) - I have it running all the time in the van and even in mid-winter it has not flattened the leisure battery - a quite old 100w solar panel and a 110 amp/hour leisure. Built with 12v operation in mind, which means they run very efficiently on battery power compared to the 3 Way fridges. That is 16 hours your battery has to keep the inverter and fridge running. The information below will help you understand how the vents are designed to work, and how they must work if the fridge is to perform well in warm. We even had an electrician put in a 30 amp breaker so we could get it ready and have the AC going. REFRIGERATOR IS TO BE LEVEL (18). If not, keep reading on. Remove the lower rear cover from your refrigerator. The light is on when the door is open and I can hear the fan in the freezer running. This weekend it was up to 48 and ran all the time. As for the foil side in for my foam board installation - I didn't think at all about condensation - I figured that at almost all temps that I'll be using the RV, the temps at the wall of the fridge will be well over freezing, and I'm not expecting any condensation issues at all. But I am not comfortable in redesigning the cabinetry in a 3 month old boat. I would say that the fridge technology is vastly improved. This can be used when the refrigerator is being run on gas as well as mains. With the current heat we just can’t get the unit to cool down. RV Refrigerator replacement fan for all Dometic models and any other brands. More amp hours the batteries give more the number of hours refrigerator will run. The 5 amp draw is a max draw, standard use is in that 2 amp range. What you hear when your refrigerator "kicks on" is the compressor motor running the compressor. If you are having trouble with your Dometic or Norcold rv refrigerator then you are at the right website. Remember, if the vent fan is on in the bathroom, lights are on over the stove and the stove vent fan is running you have taken several amps (or watts) away from your available starting current. Or you can simply purchase a thermal switch and wire it through the fan. It uses too much power. The most common type of pop up camper refrigerator used is the "3 way" refrigerator, but for some, there might be more economical options. Note: The compressor should usually be running whenever any of the fans (evaporator fan in the freezer and condenser fan by the compressor) are running. Worked really well but all the eliments ended up icing up a fair bit which reduced the efficency of the fridge. A common reason a condenser fan is continually running within a refrigerator is the thermostat. If the noise doesn't get louder when you open the freezer, pull out the fridge. The compressor runs for 5 seconds every 4 or 5 minutes and clicks off. Check door gaskets. The freezer freezes fine, but the fridge isn't working. But they are heavier, more expensive and maintain their cool for less time than thermo-electric coolers. I tried calling Dometic but they are no help and only refered me to a service center. I had a problem with my fan running all the time also. With a 'fridge/freezer combo, be aware that most of the time there is only one compressor for the entire unit, and if the room temperature is cool enough to not trigger the refrigerator thermostat, the compressor will likely not run at all, and your freezer will gradually thaw out (if room temp is still above freezing) or will not be freezing. Re: power hungry fridge whatfiero, I can give that a try (6 screws). This will assure long life for both. We specialize in rebuilding the ammonia cooling units that power the rv refrigerator. Why Fridge Defend Fan Controller is Superior for Dometic and Norcold RV Fridge. Whilst our fridge worked perfectly whilst on holiday (even in 37° it coped well although I will be fitting a fan to assist it before our future foreign trips as I don't think it will do any harm) we have noticed that the burner is 'noisy' most of the time, like a mini blow-torch noise with a slight stutter!. The dogs are huddled up close to me, and I am sipping my coffee and munching on an everything bagel. If the lights come on, your fridge has power. From keeping soft drinks cold to freezing ice-cubes. Overall, about 30 amp hours a day. After a short delay with delivery the item arrived, extremely well packaged, out of the box, quick wipe down and plugged into 230v, fan runs fairly quietly and a short time later it was down to -10C. A small negative is the fridges vent cooling fan can be heard cycling when the trailer is quiet. Agree that this needs to be remedied as it runs all the time when either 240v or 12v battery switch is on. And to top it all off, the Dometic is one of the most energy-efficient models we tested running at normal capacity, so it's less likely to suck your battery dry while you're asleep. I use my equipment off the grid running on solar on a regular basis, and with a 90 watt panel I run my trailer and my fridge with no problems. I've done a version of the baffle mod, the cabinet area is insulated all around the fridge so no hot air creeps in around the fridge itself, and I have one computer fan. The Danfoss is not designed to run full time, so sizing the refrigerator box correctly is important and worth calling on a professional like Westerberg. I kept the freezer at the maximum setting and defrosted the unit only three times. Can anyone tell me how to check the cooling fans for operation on my Norcold 1200? I never hear them running on my current 2006 coach. by middle of dec hopefully maroc sun will. The average unit has a 500 watt fan, which uses almost as much energy over the course of the year as a refrigerator, resulting in a. Enjoy your caravan awning for many years. Each manufacturer uses a different logic scheme and different inputs, such as door open time, compressor run time, duration of the previous defrost cycle, and duration and intervals of door openings. While keeping your fan on 24/7 may be more energy efficient, there are a few downsides to leaving your fan on all of the time: Cons to Keeping Fan Continuously Running: It could cost you hundreds of dollars a year. Free delivery on eligible orders. I would never consider adding a 13. The first time I turned a unit on and checked the beer ten hours later I was very disappointed. The Dometic refrigerator you have has a 12-volt heat element that will help maintain the current temperature of the refrigerator, but will not cool it down. Oh, I also turned off the vent fan during all of my attempts to warm up the fridge. Refrigerator or ice maker make unfamiliar sounds or seems too loud: Normal operation: Refrigerator runs too frequently (continued) Controls need to be. A small negative is the fridges vent cooling fan can be heard cycling when the trailer is quiet. If you are planning to travel when the weather's cold, a heat source is a must. Also, the newest Catalina models now include all-in-one refrigerator systems rather than the traditional split systems. There are a number of reasons that a refrigerator will not function at all. BUT, if it cycles on and off and is not cool enough, then you likely have a thermostat/thermistor issue. The normal type fridge with a side door I feel is useless as it looses all the cold air inside every time you open the door, very in-efficient and a power guzzler, the chest type although cannot brag with a "larny" compressor etc can, I believe still work just fine as has been proven by boyscout and my pal over and over. Running the fridge on 240V power where possible, we used less than half the gas from the two 4. I said it was received, but that I could no longer deal with the "cheap" refrigerator/freezer, the tiny sink with plastic faucet (already replaced once) and the tiny stove with no room to put two large pans on at one time. The condenser fan motor runs at the same time as the evaporator motor and the compressor. Keeping your food and drink cool is vital on your camping trip. What you hear when your refrigerator "kicks on" is the compressor motor running the compressor. This unit has 4 fans and all are working. Check to make sure all the fans are working. -installed the cooling fan on the back of the unit offered by go westy -installed a switch in parallel with the thermo-switch for the cooling fan (switch on=fan on all the time, switch off=fan on only when hot enough for thermo-switch to turn fan on) -installed a tiny muffin fan from radio shack on the inside of fridge above cooling fins. Could this be a heating element problem. If they quit altogether or else raise the temperature all the way up, they're bad and should be replaced. Then there is the portable mini-fridge / freezer, which uses a electric motor-driven compressor just like your kitchen fridge. Only needed with the 3-way so as a result I too do not have venting to the outside. Everything runs on 100# tank with regulator. So I will write it here to save me from retyping it over and over. FANS NOT RUNNING. Cleaning the fridge is the obvious first step to resolve the problem. Enjoy your caravan awning for many years. At the same time, hot air leaves the fridge in equal measure. Has anyone installed an internal 12v fan on the elements to circulate cold air in the fridge? We went away camping in the bush for 3 weeks in Jan and ran the fridge on gas for the whole time. Dometic Portable RV Refrigerator/Freezer, 3. 4 drying function frosting When the NDA/NDE 1402 refrigerator is to be off for some time, the compartments must have a chance to dry up to The fan in the freezer is stopped during defrosting prevent mold from forming. Peg, I don't think there is one answer that covers all. It is not necessary for the fans to run all the time. These cool much better and can even freeze food and drinks. Make sure the refrigerator is on a level surface and away from heat sources to ensure optimal performance. Yes – the fan does run whenever the compressor runs. Competitors turn ON unit all fans run and light ON all the time no way to controls each. On an average a running refrigerator will need around 2-4 amps. On my previous 2005 coach, I could hear the fan cycle on and off. From keeping soft drinks cold to freezing ice-cubes. This should be there all the time no matter whether the engine is running or not. Remove the lower rear cover from your refrigerator. This motor should be oiled at this time. Venting of a Gas/Electric Fridge is NOT about how much venting the fridge has, but it IS all about how much correct venting the fridge has. I don't know yet, but here are my thoughts: 1- Fish a wire through the icemaker wiring, plumbing hole to the rear and to a 12v source, and ground, then re-seal. Super-efficient fridges, however, can have between 7-10 stars, as shown by the ‘crown’ of stars on top of the label (pictured). Mike is right on about the little fridge fan cube - the cooling fins inside the fridge can be ice cold, but without air circulation, the rest of the fridge can be a lot warmer. operated fan inside the fridge will. You can find these fans on Ebay: Silenx (brand), make sure they are the fan that has the thermal switch/thermeister already connected to the fan. I left the factory fan in for back up and it never goes on with the others running. If your fridge doesn’t have one of these ratings, it’s probably time for an upgrade! The maximum star rating a standard fridge can have is six stars. My research was reassuring. The refrigerator that Roadtrek installs is a Dometic 12V/110V/propane 3. You may hear air being forced over the condenser by this fan. In this RV video. But I do not remember it running all the time. They do get very hot. No cooling unit. I know a big part is the lack of air flow. As for your water pump, they are all noisy, some louder than others. The condenser fan motor draws air over the condens er coils to cool them. Free shipping on eligible orders over $45 & exclusive access to the best deals for just $6. Some time ago I wrote an article about basic RV electricity. We'll help you find out why your freezer is running continuously and how to fix it. What make & model of fridge do you have, and was it using electric or propane at the time? Also: your converter/charger may be located under the fridge and sound like it is coming from there. Refrigerator making Humming Noise The annoying humming noise that’s coming from your fridge could be caused by a number of problems, some of which are easy to solve, some of which you’ll need a quality mechanic for, and some that will force you to replace the machine. Refrigerator is cooling ok, but fan runs all the time because it has a defective or improperly adjusted ventilation thermostat (that controls the fan). To resolve this situation, disconnect power to the refrigerator and remove the panel in the back. 3 factor without running all the time? I guess one thing you could do is go for a better flow over the fridge coil — as in maybe add a fan, or have a vent that lets in air from under the van along with a fan?. An auxiliary fan is able to lower the operating temperatures inside the refrigerator, decrease the time that the refrigerator reaches the desired temperature at start-up, and increase the refrigerators performance by up to 40%. Blockage of Defrost Drain. Deciding between a Residential Refrigerator or an RV "2-Way or 3-Way" Fridge in a motorhome is a no brainer…at first glance. Most common dometic or narcold refrigerators made specially for RV can last for around 6 to 8 hours on 12 V DC battery depending on the size of the refrigerator. It needs convection, or air draft, to keep things cool. RV Refrigerator replacement fan for all Dometic models and any other brands. We turned it up to 5 and it dropped to 44 degrees. Choices, Choices If a trawler owner wants to pursue refrigeration options beyond all-in-one units like the Norcold, Nova-Cool and Coolmatic, the market choices widen significantly, and the cost. The cooling unit is the set of metal coils that are attached to the back of your refrigerator. This is Dometic's Manual Refrigeration Diagnosis and Troubleshooting program. The opposite is true of compressor fridges. We have found that the Dometic fridge in our Bailey Unicorn that we bought last year chills and freezes things, even the cooked beef joint at Christmas which was sat on the bottom tray. Norcold Internal Circulating Fans and Rear Cooling Unit Fans. Running the fan "ON" all the time, which we like to do in lots of cases, distributes air and temperatures more evenly all the time in the home and produces less of a surge of heat or cool air when the heater or air conditioner actually turns on. When calculating solar panels, we like to estimate 10 hours of refrigerator run-time for summer weather. 2) The gas fridge has a 12V fan that comes on when needed, estimated 6 hours per day, selected here. The Dometic refrigerator you have has a 12-volt heat element that will help maintain the current temperature of the refrigerator, but will not cool it down. A very simple and quick way to increase your refrigerator cooling, simply install a add-on evaporator fins fan to any model with the Special LED accent light, 2 toggle switches to turn on fan or LED light separate. It may run for a while after the refrigerator is shut down, until the temp in that "chimney" cools to about 90*F. At first the thermal switch was defective so I had to replace that some time ago. The one major difference between your RV and house refrigerators is air circulation. Second,, you are also right about running a fridge on LP while under way,,, although people do it all the time,,, I don't recommend it. The cooling unit is the set of metal coils that are attached to the back of your refrigerator. We have recently purchased a new Jayco camper trailer which always comes with a Dometic 3way fridge. 5k on HI COOL is about 14 amps at 95 degrees. An RV refrigerator relies on a unique heat absorption system. Keeping your food and drink cool is vital on your camping trip. Norcold Internal Circulating Fans and Rear Cooling Unit Fans. Living in an RV requires attending to certain tasks that permanent foundation houses do not require. My wife finally told me she was going to buy another fridge. This time I thought I would fit a Maplin temperature activated switch to the fan , but not sure where I can pick up a live 12v feed from the rear of the Dometic Fridge as I do not have a wiring diagram. So I will write it here to save me from retyping it over and over. Then there is the portable mini-fridge / freezer, which uses a electric motor-driven compressor just like your kitchen fridge. After a short delay with delivery the item arrived, extremely well packaged, out of the box, quick wipe down and plugged into 230v, fan runs fairly quietly and a short time later it was down to -10C. Thanks for pointing out that the Dometic needs 12v all the time to run the electronics… I didn't realize that. this went on all night Tom T there is no fan in the Dometic fridge unless someone added an aftermarket fan inside the fridge/freezer. (PS - the "super-effficient" fridge I have just remembered is a Gram) Eric Sears. When a normal fridge fridge freezer is plugged in and working the compressor (or motor) will be running up to 60% of the time you have it switched on and, if it is a frost free model it will often run for more than 80% of the time it is powered up. Sleeps 5; Hi up for sale we have our 1998 pop top camper for sale specs -gas stove -dinning table and seats that convert to extra bed -brand new dometic rm2350 3way 90litre fridge -540 watts of solar on roof for off grid camping -30amp matson battery charger with aux and solar input can run just on solar alone all the time -x2 130amp deep cycle battery’s -lots of 12v Anderson and cigarette. We didn't wire it for 12vdc, because it is only meant to maintain temp while connected to the tow vehicle and NOT designed to run off batteries. It is a beast, both cooling our warm drinks and keeping our ice cream frozen no matter what the temperature outside was. Seal Evaporator on Fridge Side When all the old thermal mastic has been cleaned out, the insulation in the refrigerator cabinet is dry and the surface around the evaporator pocket has been cleaned with something like 409 (my favorite), it is time to apply the Thermo-Mastic. The information below will help you understand how the vents are designed to work, and how they must work if the fridge is to perform well in warm. 5-5 the whole time. Hobo Says: January 30th, 2017 at 9:04 am. However, if I start the fridge on auto which defaults to AC when power is hooked up, and then disconnect the shore line, the gas fires right up. Though modern portable compressor fridges are extremely quiet, there is still some audible noise when the compressor is running, similar to that of your standard home fridge (though it doesn’t run all the time). If you havn't then it would appear that the supply fuse has propably blown. The problem is an RV refrigerator is unlike a residential fridge. Has anyone installed an internal 12v fan on the elements to circulate cold air in the fridge? We went away camping in the bush for 3 weeks in Jan and ran the fridge on gas for the whole time. I have a 2018 ERA 170A with two 100 watt solar panels, two AGM batteries and the Dometic 8330 fridge. Door open info is provided to the logic board by the door switch - the same one that controls the refrigerator's internal lights. We just want to know what conditions will make the fan turn on and is there a way to trigger it to make sure it still works. The dogs are huddled up close to me, and I am sipping my coffee and munching on an everything bagel. Cleaning the fridge is the obvious first step to resolve the problem. This sensor takes readings from the refrigerator (and freezer if you have one) and flips the cooling. This time I thought I would fit a Maplin temperature activated switch to the fan , but not sure where I can pick up a live 12v feed from the rear of the Dometic Fridge as I do not have a wiring diagram. A bit late to the party, but we just purchased a 5th wheel (used) and as luck would have it, the "witches brew" of a fridge doesn't work. They need only run when the cooling unit is operating. It got intermittent for a while, and now it is consistently bad. Troubleshooting a Refrigerator That Runs Continuously. If you opt to use a fan to cool the rear of the fridge, one fan should be sufficient. On the other hand,,, under way an 11 amp (12vdc) (~135 watts?) is not really a big deal if you charge from the vehicle, and change over once you park. the last time that my speakers computer and all went well. Can refrigerate or freeze to zero degrees Fahrenheit (-17 degrees Celsius). It uses just a tiny bit of propane and ours stays on even when travelling. There was a time years ago when if an absorption fridge was tilted over and stopped working it was necessary to go through a procedure of specific movements, including upside down before you could get it working again, I have not experienced this for many years now. This is assuming that you have sun for part of the day at least. In this program we will discuss the way an absorption cooling unit operates, and the diagnostic procedures used to troubleshoot the complete refrigerator system. • If working – Allow the unit to run and adjust thermostat to obtain the recommended temperature. Turning the fridge off reduces the load on the converter and might stop the fan noise. When all the water in the icepacks is frozen and the TCW 3000 is maintaining a constant temperature of at least –15°C for several hours, transfer the vaccines to be preserved in frozen condition to the TCW 3000. While the RV AC shroud is removed, it is a good time to service the fan motor and clean the fan itself. Hobo Says: January 30th, 2017 at 9:04 am. Think about the noise that comes from your home refrigerator, and although your caravan fridge isn't running all the time, it will still be audible when the compressor is running. Free kitchen appliance user manuals, instructions, and product support information. At the bottom of that survey, almost 50 readers added their comments and opinions on the pros and cons of residential fridges in RVs, plus about 30 comments in the newsletter itself. Any further comments appreciated. You can usually replace a fridge in less than one hour, whereas rebuilding an old unit could take days. Second,, you are also right about running a fridge on LP while under way,,, although people do it all the time,,, I don't recommend it. Not four hours, not ten hours. They actually can increase refrigerator energy usage by 10 to 20 percent or more, no doubt due to heat infiltration through the dispenser opening plus the energy consumption intrinsic to ice making. Multiple duct options are available. 7 amps all the time and 1. Sent from my SPH-L720 using Forest River Forums mobile app _____. Now a normal fridge might run ~50% of the time, making that ~18k or 1/4 gallon. I'd suggest checking the manual or calling Dometic to ask about #4. Whenever possible, pre-cool the refrigerator for 8 to 10 hours before loading it with food so you’re not trying to cool the food and the warm refrigerator at the same time. It might seem like a paradox, but instead of turning the thermostat down, turn it up above 40 for a day or so, so the condenser doesn't labor and overheat. It probably just means that there is an inline fuse before the vent fan. It has runs perfectly well throughout the day however at some point during each night the fridge turns off. That was all the nudging I needed to dive. Truckfridges are real 12v compressor fridges and they sip power. Even if your refrigerator was repaired as part of a previous recall, it is necessary to have it repaired again to minimize the risk of injury or death due to fire. On some refrigerators, the processor that runs the refrigerator might not sense that the chemicals have stopped flowing, and will continue to provide power to the heating element – sometimes with disastrous results. They manufacture their own fridge, and its compressor. What you hear when your refrigerator “kicks on” is the compressor motor running the compressor. We turned it up to 5 and it dropped to 44 degrees. The Dometic kits are very good, but a little pricey. Why Fridge Defend Fan Controller is Superior for Dometic and Norcold RV Fridge. The biggest piece of Dyson AM08 Pedestal Fan Blue Iron With Air Multiplier Technology furnishings you'll own, price match guarantee, and number of other available functions you're guaranteed to be happy with our support and products. If wires on C and T are Disconnected and replaced with a jumper wire across C and T compressor and both fans will run all the time. I performed the following steps and below are my observations: Turned the temperature control all the way to the left to turn off - Fan stopped After a while, I turned the temperature control on - Fan starts immediately. Install the batteries in the fan and place the fan in the front refrigerator compartment blowing upwards. I was just thinking of running the fridge while on 12v from the van batteries and only while travelling during daylight hours, not all the time as it is a 3 way fridge and they are not designed for that. Sleeps 5; Hi up for sale we have our 1998 pop top camper for sale specs -gas stove -dinning table and seats that convert to extra bed -brand new dometic rm2350 3way 90litre fridge -540 watts of solar on roof for off grid camping -30amp matson battery charger with aux and solar input can run just on solar alone all the time -x2 130amp deep cycle battery’s -lots of 12v Anderson and cigarette. Use a soft brush to clean the condenser fan and the compressor. If there is only one evaporator it is in the freezer side. The Role of the Heater and Thermostat Frost and condensation rarely builds up inside the refrigerator. We didn't wire it for 12vdc, because it is only meant to maintain temp while connected to the tow vehicle and NOT designed to run off batteries. You can usually replace a fridge in less than one hour, whereas rebuilding an old unit could take days. The fan blows air across the fins on the outside of the fridge located inside the fridge compartment. It has runs perfectly well throughout the day however at some point during each night the fridge turns off. On some refrigerators, the processor that runs the refrigerator might not sense that the chemicals have stopped flowing, and will continue to provide power to the heating element – sometimes with disastrous results. 27 thoughts on " Watt's Up, Doc? Determining 12 Volt Loads in our Class B RV " Sparky April 30, 2018 at 11:13 am. Learn why so many cooling units fail today and what we are doing about it. Wait the full 24 hours, and not any less. If a beer in the fridge it at 38 degrees and you open the door, on an 8o degree day, the fridge will fill up with 80 degree air. LaGrange,IN 46761 219-463-2191 Technical Services Department 509 S. Cube Fan: I also invested $10 in a remote temp sender/receiver to monitor camper fridge temps as we drove down the road in the car. Check for defrost timer staying on (Frost Free Models Only) Check for interior light staying on. An RV refrigerator relies on a unique heat absorption system. Refrigerator vibration noise FIXED. A lot of sellers will say 85 degree fan switch will make your fan run all the time. When running the fridge on gas the first time we had the following result: Freezer compartment worked fast and well,. (3) Lack of air flow, over come by installing fan mid way on back of fridge and other pushing air out top vent. As a fridge usually operates about 8 hours per day (or a third of the time) the actual load while the refrigerator is running is 115 watts. but its only to give a boost when driving it certainly isnt the only wat i do it. The Dometic website lists average Ah/h cooling in 90 degree weather on their site. Ran the ac unit, fridge and water heater about 3 weeks ago off of a 3500w predator generator to test things out. If you havn't then it would appear that the supply fuse has propably blown. Follow Jesse's compressor/electrical troubleshooting advice first. Having more number of batteries will provide for more hours. 3 factor without running all the time? I guess one thing you could do is go for a better flow over the fridge coil — as in maybe add a fan, or have a vent that lets in air from under the van along with a fan?. They run for about a month on 2 D Cell batteries. The features on the front frame with fans has the toggle switches to operator either 1 fan, 2 fans or all 3 fans at the same time another feature is the LED light which can be ON all the time or turned ON when needed rather any of the fans are ON or not. Does it seem to have electronics which run all the time (things such as timers, fan etc). What is the benefit to the temp control for the fan versus an all the time fan? Only thing I can see is it would regulate the temp a little more evenly in the fridge (wouldn't run when it's cold out at night) and would saw power if your concerned about that if boondocking. We just finished a 3 1/2 week trip and kept it on propane the whole time. The kitchen has a 3 way Dometic refrigerator (battery, propane or shore electricity), a microwave, a 2 burner propane stove, a kitchen exhaust fan and a small sink. No problem with five months of use. The Fridge Defend + Fan Control improves fridge efficiency in many ways. Cucumbers and mushrooms freeze all the time even at the bottom. It's normal for burner to cycle on and off. Dometic, Engel and SnoMaster were the other finalists. I tried calling Dometic but they are no help and only refered me to a service center. Review and Comparison of Whytner and Dometic 12 Volt Compressor Refigerators Bob Posted on August 9, 2013 Posted in Cooking-Refrigeration — 49 Comments ↓ I told you in a previous post that I was changing the way I was eating and that required that I get a new, larger refrigerator. "The fan on the back of the refrigerator is to help ventilate the cooling unit and thus make it cool more effectively. If your fridge is too warm, food won’t last as long as it should, while keeping it too cold can cause ice to build up and ruin fresh food. The location and position of a refrigerator are important factors in how it will run. I think the fridge is junk. At the tech session during the rally we were told to run the fridge on propane ALL the time. He wired it into the 12V system, connected it to the old propane line and had to drill a hole all the way through the belly pan to run the drain line. If you were to try and use this refrigerator outdoors the oil inside the compressor can thicken which would then lock up the motor. You place it facing upwards towards the fridge compartment and turn it on. I hope someone can help us. When running the fridge on gas the first time we had the following result: Freezer compartment worked fast and well,. Can we use a battery charger to operate our Engel 12-Volt Refrigerator Freezers? It is Not recommended. If it does not cycle off then it's not getting cold enough to satisfy the thermostat. I had a problem with my fan running all the time also. RV Converters and Amp Draw Mark J. Control panel is lit and switches between AC and propane modes but does not cool, fan runs, checked all fuses I could find. However, sometimes customers can hear it and it will run at night. The compressor is running all the time. If you opt to use a fan to cool the rear of the fridge, one fan should be sufficient. In fact you can run your RV's fridge for several weeks before you will even see the propane gauge show any change. External components may have sharp corners and edges. Refrigerator is cooling ok, but fan runs all the time because it has a defective or improperly adjusted ventilation thermostat (that controls the fan). This page teaches why the advanced Fridge Defend + Fan Control along with the blower fan ventilator kit is a necessity on both Dometic and Norcold RV refrigerators. Can anyone tell me how to check the cooling fans for operation on my Norcold 1200? I never hear them running on my current 2006 coach. Benefits of Norcold Fan Kit -- Efficiency! The Fridge Defend Fan Control improves Norcold fridge efficiency by delivering cool air where it is needed the most. Determine which kind of heater will best suit your needs, figure out where to place it in the RV, which window(s) to crack open, and how often to run a fan (if at all), and if so, which kind of fan to use (a little DC fan, like one used in a computer, a large AC ceiling fan that will require an inverter or generator to run, or an optional. with auto source selection which means that if the propane is on it will run on propane, if only battery power is available it will switch automatically to DC, and if 110 volt power is present it will switch automatically to 110 volts. This will assure long life for both. It uses just a tiny bit of propane and ours stays on even when travelling.