Checking All Connections On The Heating Water Side For Leaks; Entering Heating Contractor Contact Details; Commissioning The Fuel Cell Module; Starting Maintenance Mode - Viessmann Vitovalor PA2 Installation And Service Instructions For Contractors

Filling the fuel cell module trap
6. Once water has run from the drain, filling is com-
plete.
7. Remove funnel from the filler neck and secure it
B
to the front panel with the screw.

Checking all connections on the heating water side for leaks

Entering heating contractor contact details

The system operator can call up contact details when
required and notify the heating contractor.
Tap the following buttons:
1.
2. "Information"

Commissioning the fuel cell module

Further commissioning of the fuel cell module may
only be carried out by Viessmann Technical Service or
a contractor certified by Viessmann.
The following options are available for commissioning
the fuel cell module:
■ Commissioning via the fuel cell module programming
unit: See following chapters.
Commissioning via software tool: See online help.
■
!
Please note
Simultaneous commissioning via the software
tool and the fuel cell module programming unit
will result in the system malfunctioning.
Commissioning must only be carried out via one
of the options given.

Starting maintenance mode

Start maintenance mode to commission the fuel cell
module or to perform maintenance work.
If the fuel cell module is in operation, it will be shut
down. Power generation will be interrupted.
Commissioning, inspection, maintenance
(cont.)
8. Push cover
A onto the filling aperture and secure
with the screw.
9. Fit the closure of vent aperture
3. "Service contact details"
4. Relevant entry field
5. Enter the contact details of the heating contractor
into the individual fields.
6. to confirm
Danger
Escaping flue gas can damage your health.
If the peak load boiler (existing boiler) is to be
operated before the Vitovalor PA2 has been
commissioned, and both appliances are connec-
ted to a shared flue pipe:
The trap on the fuel cell module must be filled.
■
The fuel cell module ON/OFF switch must be
■
switched ON.
Note
If the fuel cell module does not immediately enter
maintenance mode (e.g. in the shutdown phase), wait
until maintenance mode is active.
The following displays appear when maintenance
mode is active:
■ At programming unit:
"Maintenance mode ON" under
"Fuel cell"
At the fuel cell module programming unit:
■
The "MNT" indicator lights up.
.
C
"Information",
47