HTW SR24 Manuel De L'utilisateur Et D'installation page 55

Display
EC55 IGBT sensor failure
EC56 T2b sensor failure
NOTE
The diagnostic codes listed above are the
most common. If a diagnostic code not
listed above is displayed, contact
residential technical assistance
referenceing the number on the front of
this manual.
Open the drainage valve, and drain out the water, until there are
no water flow out.
Get off the anode rod.
Replace with a new one, and make sure effective sealed.
Open cold water inlet tap untill water flows out from outlet tap,
then turn of water outlet tap.
Power on then restart the unit.
NOTE:
As the Anode Rod needs to be replaced from the top, a
minimum height of 800mm needs to be left at the top of the
installation to allow for the replacement of the Anode Rod.
Replacement of Anode Rods should be carried out by a profes-
sional service technician, do not replace Anode Rods without
authorization as this may damage the tank.
Malfunction Description
Anode Rod
24