Coding Level 1 In The Service Menu - Viessmann VITOTRONIC 200 Service Instructions Manual

Coding level 1 in the service menu

!
Please note
Incorrect operation at "Coding level 1" may
result in damage to the appliance and the heat-
ing system.
Observe the installation and service instructions
for the heat pump in question. Failure to do so
will void your warranty rights.
Activating the service menu (setting parameters marked
All parameters are displayed as plain text. A parameter
code is also assigned to each parameter.
1. Service menu:
Press and hold OK +
approx. 4 s.
2. "Coding level 1"
3. Select parameter group, e.g."System definition".
4. Select parameter, e.g."System scheme 7000".
5. Set a value, e.g. "3".
If the service menu has already been activated:
1. Extended menu:
å
2. "Service"
3. "Coding level 1"
Deactivating the service menu
Confirm "Terminate service?" with "Yes".
■
or
■
■ Automatic if there has been no operator action for
30 min
simultaneously for
å
)
!
4. Select parameter group, e.g."System definition".
Note
Which parameter groups are displayed depends on
the system version.
5. Select parameter, e.g."System scheme 7000".
Note
Which parameters are displayed depends on the
system version.
6. Set a system scheme, e.g. "3".
!
Please note
If the heat pump control unit is switched off at
the ON/OFF switch or via a separate fuse/mains
isolator, parameter settings made in the last
minute may not be adopted.
After setting parameters, wait at least 1 min
before switching off the heat pump control unit.
Control unit settings
193