Commissioning; Checklist Before Test Run; To Perform An Air Purge; To Perform A Test Run - Rotex RHBH04CA3V Manuel D'installation

5 Commissioning

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
Installation manual
16
.
.
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
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

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
and press .
, select OK and press .
.
, select OK and press .
.
, select OK
RHBH/X04+08+16CA
Rotex HPSU low temperature Bi-Bloc
4P330419-1A – 2012.11