System Manager; Putting Into Service - Beretta POWER MAX Installation And Operation Manual

4

SYSTEM MANAGER

4.1 Putting into service

b
The appliance must be maintained and adjusted at least once
a year by Technical Assistance Centre or by professionally
qualified staff in compliance with all applicable National and
Local provisions.
b
Incorrect maintenance or adjustment may damage the appli-
ance and cause damage to people or create a hazard.
b
The system manager is forbidden from opening and remov-
ing the appliance's casing. These activities must be carried
out only by Technical Assistance Centre or by professionally
qualified personnel.
The thermal module POWER MAX
Technical Assistance Centre
may operate automatically.
However, the system manager may be required to restart the appli-
ance independently, without involving Technical Assistance Centre;
for example after a long period of absence.
To do so, perform the following checks and operations:
- Check that the gas cock and heating water cock are open
- While the system is still cold, check that working pressure in
the central heating circuit is over 1 bar but below the maximum
limit specified for the boiler
must be commissioned by
B
, after which step the appliance
B
- Adjust the room thermostats for the high and low temperature
zones to the required temperature (~20°C) or, if the systems
are equipped with timer thermostats or a time programming
unit, make sure it is on and adjusted (~20°C)
- Switch the system's master switch to the ON position and the
thermal module's master switch to ( I ).
The appliance will go through the switch-on stage and, after starting,
it will continue to operate until set temperatures are achieved.
The burner will then switch off and on automatically to maintain the set
temperature without further operator action.
In the event of ignition or operation faults, the display will show a nu-
meric error code that will enable the user to interpret the possible
cause as detailed in Paragraph "Error List".
b
In the event of a permanent error, to reset starting conditions
press the "RESET" key and wait for the thermal module to re-
start.
Repeat this operation 2-3 times at the most. If the problem persists
after that, call 's Technical Assistance Centre.
B
System manager
61