Zehnder Rittling ComfoFond-L, Руководство по установке, Страница: 23 / 32

EN 19
6.10 Replacing pressure meter
1. Remove the front panel of the Comfofond-L as
described in the brine loop maintenance section.
2. Close taps V2 and V4.
3. Connect a drainage hose to filling valve V1 to
drain the fluid.
4. Open filling valve V1 slowly until the system is
depressurised.
5. Replace the pressure meter.
6. Top up the system to the nominal pressure of 1.5
bar in accordance with the filling instructions in
the brine loop maintenance section.
7. If no further maintenance is required:
Install all parts in reverse order and switch the
power supply to the ComfoAir Luxe back on.
(as described in the maintenance section for the
brine loop)
6.11 Replacing de-aerator
1. Remove the front panel of the Comfofond-L as
described in the brine loop maintenance section.
2. Close taps V2 and V4.
3. Connect a drainage hose to filling valve V1 to
drain the fluid.
4. Open filling valve V1 slowly until the system is
depressurised.
5. Replace the de-aerator.
6. Top up the system to the nominal pressure of 1.5
bar in accordance with the filling instructions in
the brine loop maintenance section.
7. If no further maintenance is required:
Install all parts in reverse order and switch the
power supply to the ComfoAir Luxe back on.
(as described in the maintenance section for the
brine loop)