A.O. Smith SGS-28, Installation, User And Service Manual

Page: 94 / 126

10.4 Solar collector maintenance
See installation or users' manual for the solar collector. If this topic is not covered in the
manual, then contact the supplier of the collectors.
10.5 Finalization
To finalize the maintenance, carry out the following steps:
Fill the water heater (see section 7.9.1).
Start the water heater (see section 4.1).
Check the CO
2
value (see section 7.9.4).
Check the switching pressure of the pressure switch (see section 7.9.5).
Erase the message SERVICE REQUIRED. The displayed message can be reset in
either of two ways:
Temporary reset: To postpone the message, press once. The message will
reappear on the display 7 days later.
Full reset: To fully reset the message, press and hold both and at the same
time for 5 sec.
On completion of the full reset of the message, the message below will appear on the
display. This message will NOT be shown after a temporary reset of the message.
1.
2.
3.
4.
5.
-
-
94 Installation, Maintenance and Service part