Operating instructions
44
Daikin Altherma EHS(X/H)
Daikin Altherma integrated solar unit
008.1420944 – 05/2014
7
x
Service and maintenance
11. Only required upon initial start-up and re-commissioning
following complete drainage!
●
Remove the valve drive
of the 3-way diverter valves
3UVB1 + 3UV DHW
.
●
Begin the Air Purge.
12.
Inspect the water pressure at the external pressure gauge
again. Where necessary, refill with water via the KFE cock
(fig. 7-3, item 2).
13.
Close the water cock (fig. 7-3, item 4) in the supply line.
14.
Disconnect the filler hose (fig. 7-3, item 1) with flow-back
preventer from the KFE cock (fig. 7-3, item 2).
Air Purge
(Can only be performed by an expert heating
technician.)
1
Filler hose
2
KFE cock
3
Ball cock
4
Water cock
5.1
Valve drive
5.2
Unlocking button of the drive
lock
5.3
Hand lever
6
Automatic bleeder
3UVB1
,
3UV DHW
3-way diverter valve
Fig. 7-3
Filling the heating circuit
3UV DHW