Vinotemp VT-12TEDS User manual

SERVICE MANUAL FOR
VT-12TEDSVT-16TEDSW, VT-28TEDS-T
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 Tools for repair
1Screw driver
2 Multimeter
3 Plier
4 Electric Iron

 Problems and troubleshooting
1  The wine cellar does not work
(1). 
Check to ensure the power plug is installed properly, if not connect or loosen, please connect it
properly
(2).
If there is no problem with the power plug, please unplug the machine and open the back cover.


Plug it in after open the back cover

Test the voltage at the connector of the power cord, (please take care of the high voltage)
.  AC100120V 
If the voltage is not within AC100120V, that means the power cord is broken, please change the
power cord.
 Change the power cord

.  AC100120V 
a.  DC1213V 
If the voltage is within AC100120V, then test the output voltage, if the voltage is not within DC12
13V, then it must be the problem of the PCB, change the PCB.
 Change PCB

 Cut the fastener
 NTC
Here is for connecting the anti-frost NTC
from the cooling system

Here is for connecting the heat
fan

Here is for connecting the cold
fan

Here is for connecting the
temperature controller here

 disconnect all the connectors
 Take out the screws on the PCB
 Melt the two wires from thermoelectric module on the cooling system

b.  DC1.913V  LED 
Test the voltage with Multimeter, if voltage is DC1.913V, but the temperature LED no display,
 Test the input connect on the PCB for the temperature controller

DC If there is no DC voltage, it means the PCB is broken, change a new
one.
 DC7.68.1V  If there is a voltage within DC7.68.1V, then test the temperature
controller
 Pull out the magnetic seal
 Take out the three screws