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6.1.1 General/Schematic
In some cases, it may be necessary to
carry out checks on individual
components of the heating system
before beginning the commissioning
routine. Accessing General/Schematic
menu allows you to set the date and
time, and the level of access allowed.
Selecting ‘Next’ will bring you to the
Schematic menu, as shown in figure 16,
Once you have selected a schematic
zone diagram, a number of other
options will become available in the
main Installer menu, as described in
Table 2.
Figure 16: Schematic zone diagram
selection
Table 2: Description of submenus in the Installer Main Menu
6.1.2 Message log
The message log menu provides a list
of all errors that have taken place,
including the date and time that they
occurred. Selecting an individual error
code will provide more information on
the type of error that occurred.
6.1.3 Output Tests
The output tests menu allows you to
run ON/OFF tests on individual
components of the system such as the
zone pumps, valves, immersion, backup
heater, fan and defrost.
6.1.4 Defrost
Before running a manual defrost cycle
you must ensure the buffer has been
isolated from the heating, as stated by
the message on the UI. Selecting ‘Run
Defrost’ begins the defrost cycle. The
defrost screen will state the time
remaining in the defrost cycle. When
the cycle is finished, the screen will tell
you that the defrost cycle is complete.
A heating water return temperature
of 18°C ensures proper defrosting of
the evaporator.
6.1.5 Operating data
The operating data menu provides a list
of all the system parameters such as all
temperatures including each zone set
and actual temperatures, flow rate, and
heat pump status.
6.1.6 History
The History menu shows the temporary
run time history of the components of
the system. These values can be reset
in order to record run times over a
certain time period. Selecting ‘Next’
brings you to the permanent run time
history which cannot be reset.
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