If you hear one loud click as the AC tries to turn on, there’s a problem with the controls. Many of issues you’re having with your AC unit can often … Check for debris, dirt or bugs in the exhaust or inlet. Luckily, the problem is common enough that every technician or repairman will give the same answer — it’s the control board. So begins the process of testing differing part of your fridge to identify the problem. And how long has this been going on? The furnace may make a click sound but it wont start. Your air conditioner might connect to one of these switches, just like your furnace probably is. RV Make: forest river, RV Model: fr3, RV Year: 2016, Brand: suburban. It can also be caused by a lack of gas pressure or a gas valve which is only partially opening. As a result, you may hear the AC humming when it’s on, but it doesn’t fully turn on. I have the shop manual and have run some troubleshooting. If it doesn’t, and you smell gas, it’s a good idea to turn off the gas supply and call a pro. Camping is fun, but no one wants to spend a cold night without heat. Common Causes of Air Conditioner Problems. There could be several reasons for the compressor to act up. This simply means the battery is dead. You can figure out the source of the trouble and fix by yourself if you know where to look into. But, on some occasions, some sort of deterioration or leakage can occur. Gas absorption models are found in RVs while AC/ DC models are found in trucks and boats. Is there a switch I must throw to get it to […] If the thermostat in your RV controls both the air conditioner and the furnace, be sure the switch is set on "Heat." It shuts down and won’t maintain any heat. This could be the problem if your air conditioner won’t turn … Hear your AC humming but the outside fan won’t kick on? RV Doctor Dear Gary, I have just borrowed a 29-foot motorhome to drive to a NASCAR race. Refer to your user manual to locate the ignitor. Do not try to fix this problem on your own. The contactor is the part that controls the flow of electricity into the air conditioner. 4. Our AC techs explain why and give you a short-term and long-term solution. Turn knob from PILOT to ON. Look for a flame, and if you see one, put the furnace door back on and turn back on the power. Check the 12-volt fuses or circuits. RV furnace clicks but won’t start. Goes right to gas. If it isn’t, carefully turn it on and see if that fixes the problem. Replacing something that isn’t broken won’t change anything which means you need to figure out what is broken and then replace it. The condenser unit won’t turn on: If your condenser unit won’t turn on at all, you may have a faulty motor or the unit may not be receiving power. Menu. Now when we try to turn it on we get a click from the control until then nothing. This sort of issue is most often caused by a blockage in the air intake or exhaust, which causes a lack of air in the combustion chamber. This has to be fixed and its a good idea to take technical help here. The symptoms of a bad capacitor are: The air conditioning system creates a humming sound and tries to start but cannot. Then the furnace turns on and works normally. I was going to replace my two 6 volt batteries on my RV. If your air conditioner won't turn on, it's important to troubleshoot a few key things before you call in an HVAC technician, as this can save you time and - more importantly - money. Tips for Common AC Problems You went outside to set up a grill, and when you go back into the RV the air conditioner won’t even turn on. Norcold gas absorption refrigerators operate off of 12V DC power (battery power). Air Conditioning units (AC) on RV’s can be a great asset for those that spend a lot of time in them. Don’t panic! The culprit could be the capacitor, control board or thermostat. If the DC voltage isn't working, plug the RV into shore power as soon as possible. Clogged Filter. To fix the furnace that won't start, turn off the power to the furnace-and turn off the gas. If you’ve got a gas furnace, make sure that your gas supply valve is open. It sounds like a relay clicking on and off, probably about 6 to 8 times. Just bought the RV and was working when bought - yesterday. 1. I have verified that we have : DC power to lower board. The reason why the radio, dash lights, headlights, and other electronics draw power while the engine doesn't has to do with the amount of current each device draws and what may be interrupting the path. Gas leaks are dangerous. Many small, inexpensive and easily replaceable parts are prone to breaking down. A Circuit Breaker Tripped. 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