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