Replacing The Mg Anode Rod - Hitachi YUTAMPO Series Service Manual

5 Servicing
Indoor unit
6 Install new one thermostat.
a. Insert the thermostat bulb and capillary through the
hole of the heater cover.
a. Apply conductive silicon grease in the sheath
-1- and thermostat bulb -2- to ensure the contact
surface.
b. Insert the thermostat bulb -2- inside the sheath -1-.
2

5.2.7 Replacing the Mg Anode rod

1 Drain the DHW tank as explained in section
of the DHW" in "7. Maintenance notes"
2 Remove the anode cover.
1
3 Loosen the anode rod with a M17 socket spanner.
4 Take out the anode rod from the tank and replace it if it
is necessary.
56 SMGB0135 rev.0 - 06/2020
c. Assembly the thermostat and fix it with the external
nut.
d. Connect all the terminals to the thermostat in the
same position as it was originally and close the
ebox.
e. Mount the heater cover and fix it with the screws
(x4).
1
"Draining
chapter.