Opening The Control Unit Enclosure - Viessmann Vitoladens 300-W Installation And Service Instructions For Contractors

Installing the oil supply as a single line...
Suction head H in m
+3.0
+2.5
+2.0
+1.5
+1.0
+0.5
0.0
-0.5

Opening the control unit enclosure

!
Please note
Electronic assemblies can be damaged by elec-
trostatic discharge.
Prior to commencing any work, touch earthed
objects such as heating or water pipes to dis-
charge static loads.
1.
5.
Fig. 6
Max. line run in m
89
83
77
71
64
58
52
46
3.
(cont.)
Suction head H in m
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
2x
2.
4.
4x
Installation sequence
Max. line run in m
40
33
27
21
15
9
—
13