High Temperature Water Supply Error) - Samsung DMT SERIES Service Manual

#7. Error Code
7-2. 3E (High Temperature Water Supply Error)
Symptom
ㆍ3E error is displayed. ('Normal' + 'Delicate' + 'Smart Auto' LED On)
Causes
ㆍ3E error occurs when a water temperature of 176
fill.
Check Point
Step 1 : Water Tap
Check for the hot water connections for the inlet valve.
Adjust the hot water supply so that the temperature of the supplied water is less than
176 (80 ).
Step 2 : Thermistor
Check for the wire connection of thermistor. Check for the wire connection of thermistor.
Check for resistance of thermistor.
The Resistance (25
If the value is not normal, replace the thermistor.
Step 3 : Main PBA
Check for the wire connection on main PBA
If there is no defect at the above steps, replace main PBA.
Water tap, thermistor, main PBA
or 77 ) : approximately 49.12kΩ
or above is detected during water
0 53269#0