Trouble Shooting Flow Logic Chart - Toshiba DWS-22A Series Service Manual

trouble shooting flow logic chart

EF code Water tank
level switch does
not move
Make a check of tap?
yes
Check the water
tank Floater Circuit is
correct or not
Check inlet valve circuit
is correct or not
Make a check of the
Hydraulic Pressure
(0.04-1.0MPa is ok)
Open it to solve
No
the problem
Not
Reconnect the wire of
Floater Circuit and
check again
Reconnect the wire of
Not
Inlet valve circuit and
check again
Still wrong
Lower
give advice to
consumer
OK
Solve the problem
Still wrong
Replace the floater
to solve the problem
OK
Solve the problem
Replace the inlet
valve to solve
the problem
49