Toshiba Estia HWS-803XWHM3-E Manuel D'installation page 46

Hydro Unit
Defect mode detected by the remote control
Check code
No communication between hydro
Not
unit an remote controller
displaying at
all
(cannot
operate by
the remote
control)
No communication between hydro
unit and remote controller
E01
Defect in the signal transmission
to the hydro unit.
(Detected on the remote control side)
E02
Several remote control base units
(Detected on the remote control side)
E09
45-EN
Diagnostic functional operation
Operational cause
Status of air-
Condition
conditioning
Stop –
Stop Displayed when
(Automatic reset) the abnormality
is detected.
Stop Displayed when
(Automatic reset) the abnormality
is detected.
Stop Displayed when
(The handset the abnormality
continues) is detected.
– 46 –
Installation Manual
Determination and action
Defect in the remote control power
supply
1. Check the remote controller wiring.
2. Check the remote controller.
3. Check the hydro unit power supply
wiring.
4. Check the water heat exchange
control board.
Defect in the reception of the remote
control
1. Check the remote control crossover.
2. Check the remote control.
3. Check the hydro power supply wiring.
4. Check the water heat exchanger
board.
Defect in the transmission of the remote
control
1. Check the transmitter circuit inside the
remote control.
... Replace the remote control.
1.2 Check several base units with the
remote control
... The base unit is only one, and others
are handsets.