Condensation on wine bottles - Magic Chef MCWC30MCG Compact Wine Cooler

If you have replaced the circuit boards it's probably associated with a wiring short circuit or compressor failure. Suggest you get a professional technician to further investigate the fault. In the interim check for a short to the frame of the unit, an internal light or for moisture issues or a condensation issue from water.

sounds like you have a compressor overheating is it enough air circulation where the unit is located and check to see that the condensing coil and motor are clean too.

Make sure you have a rug to sit on and some utensils for cutting up food. Also if you have wine, you will need a bottle opener and glasses.

Take a bin bag and wipes etc so that you can clear up easily afterwards and store the messy stuff in bags before you put it back in the picnic basket.

No, it is Ok keeping the wine this way. One ofthe most important things about keeping wine is to make sure the wine insidethe bottle is reaching the cork from inside keeping it moist, and that'sobviously happens when the bottle is maintained upside down.

Check the condenser is clean, and the inside not iced up. Is there a fan inside? Check all is operating normally. When you say it is not cold enough, what temperature are you trying to reach? For keeping / storing wine, 8 to 10 c should be fine. For chilling before drinking, take the wine to a domestic fridge to get it to 4c

The condenser coils dissipate heat. If dust and debris accumulate around the coils, your refrigerator may not be able to cool properly, it may run continuously or it may stop completely as a result of an overheated compressor.

Before cleaning the condenser coils, unplug the refrigerator to avoid a shock hazard.

Vacuum or brush the coils. If coils have a filmy build-up, use warm soapy water to clean them. Take care not to spill or drip water onto the components of the refrigerator.

the evaporater fan should be opperating when the compressor is runnig ,as well as the condenser fan if you have one

Try tapping on the thermostat it is probably sticking.
If it comes on then you will need to replace the thermostat.
Check the start relay on the compressor.
Check the fan motor on the compressor is it running?
Clean lint from underneath on the condensing coil.

the wine cooler has to be at least 3" away from the wall, do not block the air flow to the condenser. or check power plug to outlet is it secure.

This happens when the racks get too close to the evaporator. Or bottles. You can try to use hot water but usually you will need to buy new racks for the unit.