5 Commissioning
Installation manual
17
EHBH/X04~16CA
Daikin Altherma - Low Temperature Split
4P313771-1C – 2012.11
5
Commissioning
5.1
Checklist before test run
Do NOT operate the system before the following checks are OK:
The
indoor unit
is properly mounted.
The
outdoor unit
is properly mounted.
The following
field wiring
has been carried out according
to this document and the applicable legislation:
▪ Between the local supply panel and the indoor unit
▪ Between the indoor unit and the valves (if applicable)
▪ Between the indoor unit and the room thermostat (if
applicable)
▪ Between the indoor unit and the domestic hot water
tank (if applicable)
The system is properly
earthed
and the earth terminals
are tightened.
The
fuses
or locally installed protection devices are
according to this document, and have not been bypassed.
The
power supply voltage
on the local supply panel is
according to the voltage on the identification label of the
unit.
There are NO
loose connections
or damaged electrical
components in the switch box.
There are NO
damaged components
or
squeezed
pipes
on the inside of the indoor and outdoor units.
Depending on the backup heater type, the
backup heater
circuit breaker
F1B or F3B on the switch box is turned
ON.
Only for tanks with built-in booster heater:
The
booster heater circuit breaker
F2B on the
switch box is turned ON.
There are NO
refrigerant leaks
.
The
refrigerant pipes
(gas and liquid) are thermally
insulated.
The correct pipe size is installed and the
pipes
are
properly insulated.
There is NO
water leak
inside the indoor unit.
The
shut-off valves
are properly installed and fully open.
The
stop valves
(gas and liquid) on the outdoor unit are
fully open.
The
air purge
valve is open (at least 2 turns).
The
pressure relief valve
purges water when opened.
5.2
To perform an air purge
1
Go to [A.7.3]:
> Installer settings > Commissioning > Air
purge.
2
Set the type, speed and circuit.
3
Select Start air purge and press
.
4
Select OK and press
.
Result:
The air purge starts. It stops automatically when done. To
stop it manually, press
, select OK and press
.
5.3
To perform a test run
1
Go to [A.7.1]:
> Installer settings > Commissioning > Test
run.
2
Select a test and press
.
Example: Heating.
3
Select OK and press
.
Result:
The test run starts. It stops automatically when done
(±30 min). To stop it manually, press
, select OK and press
.
INFORMATION
If two user interfaces are present, you can start a test run
from both user interfaces.
▪ The user interface that you used to start the test run
displays a status screen.
▪ The other user interface displays a busy screen. During
busy screen, you cannot stop the test run.
5.4
To perform an actuator test run
1
Make sure the room temperature control, the leaving water
temperature control and the domestic hot water control are
turned OFF via the user interface.
2
Go to [A.7.4]:
> Installer settings > Commissioning >
Actuator test run.
3
Select an actuator and press
.
Example: Pump.
4
Select OK and press
.
Result:
The actuator test run starts. It stops automatically when
done. To stop it manually, press
, select OK and press
.
5.4.1
Possible actuator test runs
▪ Booster heater test
▪ Backup heater (step 1) test
▪ Backup heater (step 2) test
▪ Pump test
▪ Solar pump test
▪ 2-way valve test
▪ 3-way valve test
▪ Bottom plate heater test
▪ Bivalent signal test
▪ Alarm output test
▪ Cooling/heating signal test
▪ Quick heatup test
▪ Circulation pump test
5.5
To perform an underfloor heating screed
dryout
1
Go to [A.7.2]:
> Installer settings > Commissioning > UFH
screed dryout.
2
Set a dryout program.
3
Select Start dryout and press
.
4
Select OK and press
.
Result:
The underfloor heating screed dryout starts. It stops
automatically when done. To stop it manually, press
, select OK
and press
.
