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Instruction manual BFC 51
gis
7 The control panel
7.1 Introduction
This chapter covers the following topics:
Control;
Explanation of icons
;
ON/OFF switch on controller
;
Navigation buttons;
PC connection
.
7.2 Control
The control panel is completely menu-driven, and
comprises:
a 4-line display with 20 characters per line;
6 buttons for controlling the water heater (below
the display);
6 graphical symbols (above the display);
a connector for a service PC;
an ON/OFF switch.
The buttons are divided into three groups:
Navigation buttons:
- Buttons for UP , and DOWN ;
-Enter: ;
- Reset button:
The main menu (11 "
Main menu"): ;
the service program (12 "
Service program"): .
This chapter is specifically intended for the service
and maintenance engineer and installation
engineer.
In this manual, the display of the controller is shown as
in the figure, both with and without icons.
7.3 Explanation of icons
The table explains the meanings of the icons.
Icons and their meaning
7.4 ON/OFF switch on controller
The ON/OFF switch of the controller turns the water
heater ON and OFF. Note that in the OFF position the
water heater remains electrically live, in order for the
continuous pump to stay running.
After switching on, the text
INTERNAL CHECK
appears on the display for about 10 seconds. The
main menu (11 "Main menu") then appears. If no
selection is made in the main menu, the water heater
automatically switches to the OFF
mode (8.2 "
Operating modes").
Note
To electrically isolate the water heater, you must
use the isolator between the water heater and the
mains power supply.
7.5 Navigation buttons
The use of these buttons is explained with the help of
the figure showing the main menu (11 "
Main menu").
The navigation buttons are:
Buttons for UP , and DOWN ;
Enter: ;
Reset button: .
»START OPERATION
^ CHANGE SETPOINT
È Tset=70ÉC
a
Name Explanation
Heat demand Heat demand detected
Purge Pre- and post-purge using
fan
Pressure switch Pressure switch is closed
Glow (Pre)glow
Gas control
valve
Gas control valve
open/ignition
Flame detection Water heater operational
INTERNAL CHECK
51


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Others manual(s) of A.O. Smith BFC80

A.O. Smith BFC80 Usermanual and installation guide - German - 100 pages

A.O. Smith BFC80 User Manual - Dutch - 116 pages

A.O. Smith BFC80 Manual - Dutch - 2 pages


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