21
5.1 Service mode
LED
Display
Check
Target
Check Method Check Item
t04
UI Checking Press [K8] button
The whole LED
display flashes
t05
Drain-pump
checking
Press [K8] button to drain out all the
remaining water. If all water drained out, LED
displays “EP”,and 6 minutes later ,if there is
still water remains in it, LED displays “FP”
LED displays “PPt
t06
Pressure
switch
checking
1. Press [K8] button to activate inlet valve.
LED displays level frequency once water
lever get the main wash level.
LED displays LL
t07
Water
temperature
sensor and
heater
checking
Press [K8] button to activate the main inlet
valve and get the water lever to heating level
then turn on the heater and 5 mins
off automatically
LED displays the
current
temperature
t08
Inlet valve
checking
1. Press [K8] button, LED displays “uu”and
switch on the main wash inlet valve for 10
min.
2. Press [K1] button, LED displays “u1” and
switch on prewash valve for 5s.
3. Press [K1] button, LED displays “u2” and
switch on the main wash inlet valve for 5s.
4. Press [K1] button to switch on main wash
and prewash valve and get the water lever
to setting level, then drain out the water.
5 FACTORY PATTEN DETECTION