Circulation / Commissioning - Wolf TSW-120 Installation Instructions Manual

DHW circulation
Commissioning
Installation instructions DHW cylinders TSW-120/CSW-120
3048420_0707

Circulation / Commissioning

You may connect an optional DHW circuit at the circulation connector.
The DHW circuit should be connected only, if the draw-off points
are located a fair distance away and should be installed with a DHW
circulation pump with time switch control.
Implement the electrical connection in accordance with the following
wiring diagram.
DHW circulation pump
L1 N L N L N L1
230VAC 230VAC
Netz Z FV AK
Only an approved contractor must install and commission this
equipment; this contractor is also responsible for the appropriate
equipment level.
Thoroughly flush the pipes and the DHW cylinder after completing
the installation. Check for obvious signs of damage to the cylinder
and controls and also that the controls fitted correspond with the
references quoted in these instructions.
Ensure that the Drain Cock at the base of the appliance is closed
before commencing.
1) Open all outlet taps;
2) Turn on mains water supply and allow the water heater to fill;
3) Close taps in turn after having purged the system of air;
4) Check for leaks around the controls and immersion heaters and
again after the unit has heated up.
5) Check that no water is passing to waste through the relief
valves;
6) Test the operation of the temperature and pressure relief and
expansion valves by lifting/turning the manually operated test
lever/cap and observing that water flows through freely and
safely to waste.
PE
L
15