Explanation Of The Icons; On/Off Switch Of Thermocontrol; Navigation Buttons; Pc Connection - A.O. Smith 28 30 50 60 Installation & Service Manual

5
5.3 Explanation of the
icons
5.4 ON/OFF switch of
ThermoControl
INTERNAL CHECK
Figure 5.3 Internal check
5.5

Navigation buttons

MENU
OFF
^»ON
È WEEK PROGRAM
EXTRA PERIOD
SETTINGS
Figure 5.4 Navigation buttons
5.6

PC connection.

44
The control panel
Table 5.1 gives an explanation of the icons.
Table 5.1 Icons and their meaning
Icon Name
W
Heat demand
S
Purge
D
Pressure switch
O
Glow
G
Gas control
V
Flame detection
The ON/OFF switch of the ThermoControl switches the appliance ON and OFF.
Note that in the OFF position the appliance remains electrically live, in order for
the continuous pump to stay running.
After switching on, the text
INTERNAL CHECK
10 seconds. The main menu then appears (see chapter
selection is made in the main menu, the appliance automatically switches to
OFF mode. See paragraph
n Remark
To electrically disconnect the appliance, you must use the main switch
between the appliance and the mains power supply.
The use of these buttons is explained with the help of
shows the main menu. See also
The navigation buttons are:
• Buttons UP H and DOWN L;
• Enter: E;
• Reset button: R
The arrows and indicate that you can scroll up and/or down. Use buttons H
^ È
and L to scroll.
The cursor » points to the option to be activated. In the display as shown in
Figure 5.4 you can scroll through the main menu.
The main menu consists of:
. The options
SETTINGS EXTRA PERIOD
after scrolling downwards.
The selected option is confirmed using E.
With the R button, you go back one page in a menu, and all options
selected in the current menu are lost.
n
Remark
The R button is also used to reset the appliance following an error.
The PC connection is exclusively intended for technicians from A.O. Smith who
can read the status and history of the appliance. These details can be important
for troubleshooting and/or responding to complaints.
Explanation
Heat demand detected
Pre- and post-purge using fan
Pressure switch is closed
(Pre)glow
Gas control open / ignition
Appliance running
appears on the display for about
'6.2 Operating modes'.
Figure
chapter'8 Main menu'.
, ,
OFF ON WEEK PROGRAM
and
SETTINGS
Instruction Manual BFC
gis
'8 Main menu'). If no
5.4. This figure
, and
EXTRA PERIOD
only become visible