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Readings on the display
16
Readings on the display
The 7-segment display shows the following:
Value displayed
Description
Number or letter, dot
Service function ( Tab. 26/ 27
followed by letter
page 56/ 56)
Letter followed by
Fault code
number or letter
( Tab. 36, page 74) (exception:
b.A = service function)
Three numbers
Decimal value, e.g. supply
(≤ 199)
temperature
One number
Decimal figure (three digits); first
(displayed for longer)
digit is shown alternating with two
followed by two
last digits (e.g. 2.69..69 for 269)
numbers (displayed
briefly)
Two dashes followed
Code is shown in three stages:
by two pairs of
1. Two dashes
numbers
2. First two digits
3. Last two digits (e.g. -- 10 04)
Two letters followed
Code is shown in three stages:
by two pairs of
1. Two letters
numbers
2. First two CF 10 digits
3. Last two digits (e.g. 20)
Table 34 Display readings
72
Status
code
Range
00 ... 199
0 ... 999
1000 ...
9999
Table 35 Special displays
Description
Acknowledge by pressing any button (except reset).
Acknowledge by pressing two buttons
simultaneously
Acknowledge by pressing the button
longer than 3 seconds (Save function).
The display shows the supply temperature in
alternation with
. The appliance works for 15
minutes at the minimum nominal output,
service function 2.F.
The display shows the supply temperature in
alternation with
. The appliance works with the set
maximum output in heating mode,
service function 1.A.
The display shows the supply temperature alternating
with
. The appliance works for 15 minutes at the
maximum nominal output, service function 2.F.
The air purging function is active, service function 2.C
The display shows the supply temperature alternating
with
. The trap filling sequence is active,
service function 4.F.
The display shows the supply temperature alternating
: Service due, service function 5.A.
with
The display shows the supply temperature alternating
. The pump has seized, fault E9.
with
The display shows the supply temperature alternating
with
. The temperature gradient limiter was
triggered. Excessive supply temperature increase:
Heating mode is suspended for two minutes.
Slab drying function of the FW 200 outdoor reset
control ( operating instructions) or building drying
function ( service function 7.E) are activated.
Key pad lock enabled. To unlock the key pad, press
until the supply temperature is shown on the
display.
Greenstar – 6721822579 (2020/03)
and holding
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