Appendix
0020265768_01 eloBLOCK Installation and maintenance instructions 27
G Inspection and maintenance work – Overview
Work To be carried
out in general
To be carried
out as required
Function check
Check that the product is functioning correctly and check the technical parameters.
X
Checking the hydraulics
Check the filling pressure of the heating installation and top up with water, if necessary.
X X
Check the pre-charge pressure of the expansion vessel and increase the pressure, if necessary.
X
Check the purging valve, the expansion relief valve, the 3-way diverter valve, the heat exchanger
and all of the hydraulic components.
X
Safety test
Check all of the sensors, thermostats and safety components.
X
Checking the construction
Check that all of the screws and connections are seated firmly.
X
Checking the electrical installation
Check the electrical components, the wiring and the connection cable. Tighten the screw termin-
als, if necessary.
X
Rectify any faults discovered. X
H Heat curves
20
15
25
30
40
50
60
70
80
90
-20-10010
0,2
0,4
0,6
1
1,2
1,5
22,533,5
AB
C
D
A: Flow temperature in °C
B: Heat curves
C: Outdoor temperature in °C
D: Target room temperature
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