rv fridge not working on ac power
My kids have a 2011 Puma travel trailer with a dometic RV fridge model DM2652RBX. Dometic RV fridge RM7651L not cooling.
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The eyebrow board sends the switch state to the main board either Auto or Gas and the main board handles it from that point on.
. 12V DC to the fridge is good up to the lower circuit board. If the heating element has an internal short and you disconnect the wires and the fuse does not blow then the element is bad. This is part of the converterinverter and battery charger setup.
Had a problem with my Dometic a couple of years ago. It will work on propane but not on AC power. Remove The Burner Assembly 6.
If you have power at the wires then replace the breaker. The control panel flashes No AC and then the LP burner flame kicks on. If you still dont have power theres more you can do.
Bud USAF Retired Pace Arrow. If you use the RV fan to keep air moving and cool the RV remember that power is being used and the fan will be slowly draining the RV battery. The power converter is an essential component in an RVs electrical system.
One amazing thing about RV refrigerators is they can run on LP gas propane when not connected to electricity. Worked on propane but not on shore power. Pull the shoreline cord all the way out and look inside that compartment with a flashlight.
Soak The Orifice In Alcohol Clean The Burner Tube 7. Bigfootford on 081411 0621pm. If all the breakers are set properly you should get power to the coach.
Since the AC system ultimately powers your RVs DC system the lack of power in the latter could be caused by a faulty AC power supply. Undo The Propane Gas Line Connected To The Orifice 5. Now however when the refrigerator is in the Auto mode it goes only to LP.
Turn Off The Propane The RV Fridge 2. Disconnect both of the of the wires on the heating element make sure the loose wires are not touching anything. Be sure all loads are turned off then plug the shoreline cord into that receptacle and start the generator.
Remove further screws at the front and rear of the refrigerator which is accessible on the side of the RV through the vent door. If you do not have 12 volts then I would check all the fuses in the house fuse box that should be on that side. Look in your fuse box for a blown 12v car type fuse.
You may have to manually switch to gas and use it on your trip. Up to 25 cash back My dometic 3 way fridge is not working on any power sourcewhat could it be. The refrigerator board runs on 12v.
Up to 25 cash back Do not want to touch the AC fuse and then see if you can locate the 12-volt DC going into the control box. There is two small black rectangles that are the relays. Noise could be a relay that is bad on circuit boardLocate the circuit board on the outside access.
Resistance on the AC heating element is 44 ohms exactly what the book calls for. Power button on the front is on. It stopped working on AC but works fine on propane.
If you dont see any lights unplug your surge protector and plug it back in. You maybe able to feel the buzzing on the defective one by touching with finger. You will probably have to remove the cover panel to the breaker s to test for voltage at the wire s that connect to the breaker s.
Reinstall The Burner Assembly What To Do If Your RV Fridge Wont Get Cold. Both fuses check out ok. There is no way the eyebrow board can determine that.
Im guessing youll see a 4-inch square box with a 30-amp female receptacle. If you have voltage at this point and the fridge will not turn on it could be that control box or eyebrow on the fridge. Im sure youve already checked AC breakers but knowing the electrical experience youve had with the prior owner and pump make sure you thoroughly check the converter and look for loose wires on the 110v side - dont forget to check the neutral wire block too for loose wires.
If you dont have 12v the fridge will not work. Remove The Drip Tray Wind Cover 4. It turned out to be the barrel fuse 5 amp I believe on the circuit board.
Your trailer has two power systems 120v ac and 12v dc. There are 3 fuses That I know of which I tested and are all good. Originally Posted by AJB.
Blow Out The Orifice 8. Replace the fuse and see if it now is ok. It normally selected AC when AC power was available.
Remove The RV Fridge Access Door 3. Plugged in to shore power my RV refrigerator would not switch to AC power. Make sure you unplug the refrigerator before checking it.
The circuit control board has power going in but the connections on the board where the heater element plugs in to has no power. If everything appears to be alright in the DC system but you dont have power the AC system may be at fault. Had 120 volts at the receptacle but it wouldnt work.
6 years old Traveller 2011 taken external - Answered by a verified RV Mechanic. Sounds like a 12v problem. Selection button on the front is auto which should use AC power unless there is.
Shut off the propane gas supply and disconnect the pipe. Barring that get a new one. It has the Automatic control panel that seeks out the appropriate available power source.
Turn off the circuit for the RV refrigerator at the mains board removing both power lines from the unit AC battery. If you have power there then work your way back to main 110 volt circuit breaker s. After checking the power to the RV all the breakers and fuses and the AC connect.
The main circuit board selects AC mode if a nominal 120v is present at the board but automatically reverts to LP Gas mode if not. Now you want to work on the transfer switch.
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