Mediclinics Dualflow Plus Series User manual

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PROBLEM POSSIBLE CAUSE SOLUTION
The dryer does not work
and no LED lights
are ON
No
electricity supply

Check that the master switch has not been
triggered

Check that the equipment is correctly plugged

Make sure it has the proper power
Faulty
installation

Check if all the wiring connections to the
terminal block are OK
The
LED sensor is dirty

Make sure the LED sensor visor is completely
clean
In
other cases

Check whether any external object is blocking
the rotor

Make sure that ECU is feeding the motor and
no component is damaged
The dryer does not work
and the power light
does
not
change from green to
orange
The
LED sensor is dirty

Make sure the LED sensor visor is completely
clean
The LED
detectors
are not
correctly wired

Check if the LED detectors are correctly
connected to the ECU
The
ECU is damaged

Confirm if the ECU works properly, if not,
replace it.
The dryer does not work
and the power light
changes from green to
orange but the red LED is
ON
Faulty
Installation

Check that all the wiring connectors to the
terminal are OK

Check that the equipment is correctly plugged

Make sure it has the proper power
The
coal motor brushes
are
over

Check if the coal motor brushes are well
assembled and in good condition, if
not, replace
the motor
In
other cases

Make sure that the ECU is feeding the motor
and no component is damaged

Check if the motor works properly and if any
component is damaged. If necessary, replace
the motor
The dryer does not
work,
the
power is orange and
the red LED is ON
The
LED sensor is dirty

Make sure the LED sensor visor is completely
clean
The LED
sensor detects
an alien object

Make sure no object triggers the LED sensors
The
dryer starts
automatically
The
LED sensor is dirty

Make sure the LED sensor visor is completely
clean
The
dryer runs
continuously
(non-stop)
The
LED sensor is dirty

Make sure the LED sensor visor is completely
clean
In
other cases

Make sure that the ECU is feeding the motor
and no component is damaged
The dryer runs on
and off
The
ECU doesn’t work
properly

Make sure that ECU is feeding properly the
motor and no component is damaged

Check if all the wiring connections are right
The
dryer blows cold air
The
heating element is
disconnected
Move the switch to connect the heating element
The internal temperature
exceeded the maximum

Wait for a couple of minutes and then restore
the thermal protection of the heating element
The
heating element is
damaged

Check the heating element and replace if
necessary
Hand dryer Troubleshooting Guide
Dualflow Plus

PROBLEM POSSIBLE CAUSE SOLUTION
The
dryer beeps and the
blue
light is ON
The
water tank is full

Empty the tank according to the user´s
manual
instructions
The float is in
the wrong
position

Confirm that the float is well placed and
connected
The float is not working
correctly

Confirm that the float works properly, if not,
replace the float for a new one
In
other cases

Confirm that the ECU
is working properly. If not,
replace the ECU for a new one
The
dryer makes a weird
noise
The
hand dryer is
not fixed
properly

Check if the backplate is correctly fixed to the
wall
The
motor is damaged

Check the coal motor brushes condition and
make sure the motor is working properly
External
solids

Check if any external solid is moving freely
inside the motor or inside the cover
The
ECU is damaged

Make sure that the ECU
is feeding properly the
motor and that no component is damaged. If
not, replace the ECU
Only the heating
element
works and it turns red
The
coal motor brushes
are
over

Check if the coal motor brushes are well
assembled and in good condition, if
not, replace
the motor
The
motor is not wired
properly

Check if the motor is properly wired to
the ECU
Other
motor faults

Check if the motor works properly and if any
component is damaged. If necessary replace
the damaged component
The
dryer blows a low
airflow
The
motor speed is set
up
to
a minimum
Check the speed adjustment potentiometer and
set it to a higher speed
Insufficient
voltage value

Make sure the ECU
is supplied with the proper
power and the hand
dryer is properly grounded
The
filter is dirty

Clean the filter or replace it
In
other cases

Check if the motor is working properly. If yes,
replace the ECU
The
dryer produces
sparks
or burning smell
The
coal motor brushes
are
over

Check if the coal motor brushes are well
assembled and in good condition, if
not, replace
the motor
The
motor is damaged

Check if the motor works properly and if any
component is damaged. If necessary, replace
the motor
Hand dryer Troubleshooting Guide
Dualflow Plus
ECU:
Electronic Control Unit
These tasks must be performed by a qualified technician