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Instruction manual BFC 51
gis
8 Status of the
appliance
8.1 Introduction
Topics covered in this chapter:
• Operating modes;
• Error conditions;
• Service condition.
8.2 Operating modes
When running, the appliance has four basic operating
modes, namely:
•
OFF
•
ON
•
EXTRA
•
PROG
8.2.1
OFF
In this mode, the frost protection is activated. The
figure shows the display with the following information:
• line one: the text
OFF
;
• line two: the time, the day and alternately (9.3 "The
appliance's heating cycle") T
1
and T
net
.
• lines three and four: the text
FROST PROTECTION ACTIVATED
.
8.2.2
ON
In this mode, the appliance continually responds to the
hot water demand. The figure shows the display with
the following information:
• line one: the text
ON
;
• line two: the time, the day and alternately (9.3 "The
appliance's heating cycle") T
1
and T
net
.
• line three: the programmed water temperature
T
set
;
• line four: blank when the appliance is idle, or
depending on the heating cycle (9.3 "The
appliance's heating cycle"), displays a text such as
HEAT DEMAND
.
8.2.3
EXTRA
In this mode, one extra period is programmed and
activated. In this mode, the
OFF
or
PROG
mode is
temporarily overruled to fulfil a single period of
demand. Once the period has passed, the appliance
automatically returns to the previous operating mode.
The figure shows the display with the following
information:
• line one: the text
EXTRA
;
• line two: the time, the day and alternately (9.3 "The
appliance's heating cycle") T
1
and T
net
;
• line three: the switch-on time, and the related
water temperature setting;
• line four: the text
PERIOD ACTIVATED
.
OFF
13:45 Thursday 6ÉC
FROST PROTECTION
ACTIVATED
ON
13:45 Thursday 67ÉC
Tset 75ÉC
EXTRA
12:30 Thursday 76ÉC
TH 12:45 Tset 75ÉC
PERIOD ACTIVATED