55
NA-D106X1
H66 Malfunction of Drying
heater operation
circuit.
Open circuit or short circuit is caused in the
Drying heater circuit.
• Drying heater is not conducting in drying
operation.
• Drying heater is conducting in except of
drying operation.
(Open circuit of Drying heater circuit.)
• Check the relay connector has not come
off or if contact failure.
• Open circuit failure of the relay.
Power button off and
on again.
(Short circuit of Drying heater circuit.)
• Short circuit failure of the relay.
Not necessary
(In case of short
ciruit).
*Unit automatically
off the operation.
H71 Demagnetizing current
failure.
(Circulation pump)
The demagnetization current detection
circuit operates the specified times during
the circulation pump operation.
• Error data is memorized only.
• Error is not displayed.
• Check the operation of the circulation
pump and replace it if necessary.
• Replace the controller unit(Power side).
Continued the
operation and
unnecessary to clear
the error.
• Circulation pump
stop the
operation.
Malfunction of
Circulation pump.
Circulation pump
connector has come
off.
(Operation malfunction
of circulation pump.)
The number of the circulation pump
rotations does not reach the rated number
of rotations.
• Check the contact failure of connector.
• Check the breakage of lead wire.
• Replace the circulation pump.
• Replace the controller unit(Power side).
Power button off and
on again.
Display Contents Detection contents Check point Method to clear error