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EN • 36
ENGLISH
FRANCAIS
NEDERLANDS
ES
p
A
ño
L
IT
ALIAN
o
DE
u
TSCH
664Y3300
Key
Display
MODE
MODE
mCBA pARAmETERS FoR THE SpECIALIST
enterIng the code
code mode
You can access the following parameters
by entering the service code:
• Parameters 5 through 42
• Communication mode
• Fan speed mode
ERROR mode
Only ACV approved installers know the access code.
for more information, please contact our
after-sales service.
InformatIon on the InstallatIon
Info mode
To switch from
Standby
mode to
Info
mode,
press twice on “
mODE
”
Key
Display
Description of the
parameters
STEP
Flow temperature T1 in °C
STEP
Return temperature T2 in °C
STEP
Domestic hot water temperature
T3 in °C
STEP
Outside temperature T4 in °C
STEP
Flue gas temperature T5 in °C
STEP
Flow temperature
calculated in °C
STEP
Rate of increase of flow
temperature in °C/s
STEP
Rate of increase of return
temperature in °C/s
STEP
Rate of increase of hot water
temperature in °C/s
STEP
Flow temperature of 2nd central
heating circuit
Press the “
STEP
” key until you
see the desired information.
The dot located behind the
first position flashes to indicate
that the boiler is in
Info
mode.
To access Code mode, press simultaneously
on the
mODE
and
STEP
keys.
(only in Standby mode!]
MODE
STEP
Press
STEP
once and the screen indicates “
C
”
in the first position, then random characters
in the third and fourth positions.
STEP
Press “
+
” or “
-
” to change the code.
+
-
Press
STORE
and the screen flashes briefly
to indicate that the code has been accepted.
STORE
Press
mODE
until the desired mode appears.
or
Summary of Contents for 120
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