Daewoo DWD-UD123X Service Manual page 53

3. Water Level Sensor
1) Spec. of Water Level Sensor
HEATER SAFETY STEAM
(kHz) 24.55 24.736
O/F: Forced drainage is
necessary as water
level is high. When
this level is reached,
water supply must be
stopped and drainage
must be forcefully
administered.
2) Breakdown Analysis
Symptoms Detailed Symptoms
Continuous Water valve normal
water
supply
"E9" Occurrence in water level
sensor
30kHz or higher
RESET LOW
25.2 23.2
RESET :
1. Spin-drying begins
30sec after drainage
level reset is reached.
2. Heater operation level
Cause
Defect in pressure sensor Check for holes.
hose
Blocking of pressure sensor Visual checking
hose
Connector loosened Visually check connector
connection status.
Wiring short Wiring short ->
conduction test
51
MID RINSE ADD WATER
23.75 23.18
Low: Small load of laundry, therefore considered to be
water level of 'low'
Medium: Large load of laundry
Medium High: Water level for rinsing
Safety: Door open possible
Door opened only when water level is below
safety level
Diagnosis Solution
Replace hose.
Remove foreign substances.
Administer re-insertion.
OVERFLOW
22.96 22.6
PCB Error
Mode
"E2"
"E2"
"E9"
"E9"