COMbITOUCh® ES SERIES • ELECTRIC INSTALLATION MANUAL • 33.
installation
error codes
error
code
error call out in display description of error possible cause
e57 No Rinse Water During rinse no water
fl ow is detected through
solenoid valve
— Water supply is shut off.
— Low water pressure.
— Check wiring to all components mentioned below.
— Flow switch is dirty or defective.
— Dual water solenoid valve obstructed or faulty (Y3.)
— Relay board, high voltage, defective.
e93 Communication Error,
FROM Display board
Communication error
between display board and
low voltage relay board
— Check ribbon cable connections mentioned below.
— Ribbon cable defective.
— Relay board, low voltage, connector defective.
— Display board connector defective.
e94 Communication Error,
TO Display board
Communication error
between display board and
low voltage relay board
— Check ribbon cable connections mentioned below.
— Ribbon cable defective.
— Relay board, low voltage, connector defective.
— Display board connector defective.
e98 Rb is in Cesius and Db is in
Fahrenheit
Confl ict of unit confi guration
in the setup menu
— Relay board and Data board do not match, use
setup menu to change format.
e99 Rb is in Fahrenheit and Db
is in Cesius
Confl ict of unit confi guration
in the setup menu
— Relay board and Data board do not match, use
setup menu to change format.
e100 Db is not equal to Rb
version. Error generated
by Db.
Software update may have
failed.
— Check ribbon cable connections.
— Ribbon cable defective.
— Relay board, low voltage, connector defective.
— Display board connector defective.
— Software may need to be updated again.
e101 Db is not equal to Rb
version. Error generated
by Rb.
Software update may have
failed.
— Check ribbon cable connections.
— Ribbon cable defective.
— Relay board, low voltage, connector defective.
— Display board connector defective.
— Software may need to be updated again.