Temperature Check; Electrical Connections (Sh); Water Flow Check - Dimplex A12M Installation Manual

A number of waterside checks must be
carried out as part of commissioning,
and must be ticked as completed in the
Waterside check menu:
The system must be flushed.

The strainer must be fitted to the

return pipe.
The system must be pressurized

(You must
pressure).
The system must be fully bled.

The expansion vessel must be fitted

Membrane

checked and adjusted if required.
NOTE: If these options are ticked but
haven't been carried out, any failure in
the system will be outside of warranty.
When checks are completed and 'Next'
is selected, the type of temperature
measurement devices to be used in
each heating zone
selected:
User Interface

Temperature probe

Mechanical thermostat

Selecting 'Next' will bring you to the
'Temperature check' menu.

7.1.2 Temperature check

This screen displays the temperatures
being read by all temperature probes.
Tick each box once you have ensured
that all the temperatures
expected.

7.1.3 Electrical connections (SH)

This menu provides a list of electrical
connections that should be made prior
to commissioning for space heating.
The lists based on the schematic zone
diagram selected and also the type of
temperature devices that will be used in
enter the system
pressure must
must also
are
each zone. Once you have confirmed all
checks and select 'Next', you will return
to the commissioning menu where you
can now access the 'Water flow check'
menu.

7.1.4 Water flow check

Select 'Run Test' to begin water flow
check. The circulation pump will be
tested first
seconds. Once you check that flow is
detected, click 'Continue' to confirm
that the pump is working correctly.
be
Once this is successful, the compressor
will be run for 5 minutes. As the test
runs, the
information on the status of the heat
pump and the time remaining on the
test. If you do not have flow or if there
is a problem, you can stop the test.
Once the test is completed, you will see
one of three messages:
be
1. No flow detected
2. Flow too low
3. Flow detected
If you see message 1 or 2, you must
carry out the changes recommended on
the screen and repeat the test. There
will be a time delay before you can
restart the test. When you see the
screen shown in figure 18, with the
pump highlighted in green, flow has
been detected and the compressor test
is complete.
as
You will receive the status 'Waterside is
OK' when the waterside checks are
completed. Selecting 'Next' brings you
to the Electrical Connections menu.
If carrying out start up in cold weather,
start by heating the buffer. Once it
reaches the required temperature open
each zone
especially for underfloor heating.
21
by running it
screen will give
slowly and in
for 30
you
series,