Cooling in problem

Problems
Check
Solutions
Not being cooled at all 1. The unit is plugged in
2. Fuse is cut
3. All other connections are normal
4. There is damage to any part
5. Water is not cool though the compressor is working
 1. Check if the unit is plugged in
2. Replace with new fuse
3. Check all connections are complying with the circuit diagram
4. Replace the parts in problem
5. Check if refrigerant leaks or the compressor is defective
Cold water is warm 1. The thermostat control is properly positioned
2. The unit near the wall or heat souces
3. Cold water is consumed too much
 1. Adjust the thermostat control to appropriate status
2. Keep the unit at least 15CM from the wall. Remove heat souces or relocate the unit
3. Use proper volume of cold water
Cold water is overcooled 1. Thermostat control is at too low level
2. Thermostat control is defective
 1. Turn down the level
2. Replace with new one
Noise in machine 1. The machine is not placed on flat and level floor
2. The machine is touching something else or too near the wall
 1. Place the machine on hard and level floor
2. Remove the obstacles or move the machine so that it is not touching anything


Problem in Heating

Problems
Check
Solutions
Not hot at all 1. Hot water switch is off
2. The fuse is cut
3. The hot water thermostat(Bi-metal sensor)is defective
4. The heating element(band heater or seathe heater) is defective

 1. Turn on the switch
2. Replace with new fuse
3. Replace with new sensor
4. Replace with new heating element
Hot water is warm or too hot One of Bi-metal sensor is defective
Replace with new one


Leakage related problem

Problems
Check
Solutions
Leakage 1. Connections of tubes inside the machine are loose
2. Water faucet is broken
3. Rubber silicone rings for tanks are not in good position
 1. Rearrange the connections
2. Replace with new faucet
3. Adjust the problemed rubber rings


Water purifier related problem

Problems
Check
Solutions
Too long to filled with water 1st Sediment filter or 3rd UF filter is too cogged with impurities

Exchange with new filters
Bad taste of water 1. Carbon filter has expired
2. Tanks(Storage,cold tank) are dirty


 1. Exchange with new carbon filter
2. Clean the tanks inside and exchange filters
Leakage(other than above-mentioned) Fittings are too lose

 After disconnecting and reconnect firmly