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installation
commissioning
6.6
water connection
»
Install the DHW outlet line.
»
Install the cold water supply line.
»
Fit a type-tested safety assembly such as, for example, the
ZH 1 part no. 07 43 70. If static pressure is > 0.48 MPa, also install
the pressure reducer valve DMV/ZH 1 part no. 07 43 71.
Water connection
7
6
1
Installation example
1
Shut-off valve
2
Pressure reducer valve DMV/ZH 1 (if required)
3
Inspection valve
4
Non-return valve
5
Connection for test equipment
6
Drain valve
7
Safety valve
8
Blow-off line
»
Size the blow-off line for a fully opened safety valve. The blow-
off aperture of the safety valve must remain open towards the
atmosphere.
»
Install the blow-off line of the safety valve with a constant
slope.
»
Observe the information in the operating instructions of the
safety valve.
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5 4
3
2
1
7.
Commissioning
7.1
commissioning
Commissioning must only be carried out by a heating
contractor.
»
Fill and vent the cylinder.
»
Check the functions of the special accessories in accordance with
the operating and installation instructions supplied with them.
»
Fill the corrugated internal indirect coil with water by opening
the hot water tap and flush it thoroughly.
»
Carry out a tightness check.
»
Check the function of the safety valve.
7.2
Decommissioning
If the heating system is not in operation and the installation
location is not protected against frost, the appliance and connected
system must be emptied.
»
For draining the appliance, remove the thermal insulation
around the drain connector.
8.
Maintenance
No special maintenance is required for the appliance. A regular
visual check is sufficient.
sBs w | sBs w sol |
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