Daikin Altherma 3 WS, Installation Manual

—

Go to [A.3]:

Commissioning

Air purge

Select

to confirm.

Result:

The air purge starts. It stops automatically

when air purge cycle is finished.

To stop the air purge manually:

—

Go to

Stop air purge

Select

to confirm.

7.2.2

To perform an air purge on the central
water loop circuit

Install  the  air-purge  (field  supplied)  on  top  of  the  unit  and  at  the
highest  point  on  the  return  pipe  of  the  central  water  loop  circuit
inside  the  apartment  or  residence.  Follow  the  instructions  included
with the air purge system.

7.2.3

To perform an operation test run

Conditions:

Make sure all operation is disabled. Go to [C]:

Operation

and turn off

Room

Space heating/cooling

and

Tank

operation.

Set the user permission level to

Installer

. See

Set the user permission level to Installer. See

—

Go to [A.1]:

Commissioning

Operation test

run

Select a test from the list.

Example:

Heating

Select

to confirm.

Result:

The test run starts. It stops automatically

when ready (±30 min).

To stop the test run manually:

—

In the menu, go to

Stop test run

Select

to confirm.

INFORMATION

If the outdoor temperature is outside the range of
operation, the unit may NOT operate or may NOT deliver
the required capacity.

To monitor leaving water and tank temperatures

During test run, the correct operation of the unit can be checked by
monitoring its leaving water temperature (heating/cooling mode) and
tank temperature (domestic hot water mode).

To monitor the temperatures:

In the menu, go to

Sensors

Select the temperature information.

7.2.4

To perform an actuator test run

Conditions:

Make sure all operation is disabled. Go to [C]:

Operation

and turn off

Room

Space heating/cooling

and

Tank

operation.

Purpose

Perform an actuator test run to confirm the operation of the different
actuators. For example, when you select

Pump

, a test run of the

pump will start.

Set the user permission level to Installer. See

—

Go to [A.2]:

Commissioning

Actuator test run

Select a test from the list.

Example:

Pump

Select

to confirm.

Result:

The actuator test run starts. It stops

automatically when ready (±30 min).

To stop the test run manually:

—

In the menu, go to

Stop test run

Select

to confirm.

Possible actuator test runs

▪

Backup heater 1

test (3 kW capacity, only available when no

current sensors are used)

▪

Backup heater 2

test (6 kW capacity, only available when no

current sensors are used)

▪

Pump

test

INFORMATION

Make sure that all air is purged before executing the test
run. Also avoid disturbances in the water circuit during the
test run.

▪

Shut off valve

test

▪

Diverter valve

test (3-way valve for switching between space

heating and tank heating)

▪

Bivalent signal

test

▪

Alarm output

test

▪

C/H signal

test

▪

DHW pump

test

▪

Backup heater phase 1

test (3 kW capacity, only available

when current sensors are used)

▪

Backup heater phase 2

test (3 kW capacity, only available

when current sensors are used)

▪

Backup heater phase 3

test (3 kW capacity, only available

when current sensors are used)

▪

Water loop valve

test

7.2.5

To perform an underfloor heating screed
dryout

Conditions:

Make sure all operation is disabled. Go to [C]:

Operation

and turn off

Room

Space heating/cooling

and

Tank

operation.

Conditions:

▪ Make sure all operation is disabled. Go to [C]

Operation

and turn

off [C.1]

Room

, [C.2]

Space heating/cooling

and [C.3]

Tank

operation.

▪ Make sure [2.7] and [3.7]

Emitter type

is set to

Underfloor

heating