Personnel:
n Operator
n Heating and sanitary technician
In the event of an emergency, proceed as follows:
1.
Close all ball valves (Fig. 29) on the heat interface unit.
ð The flow and return lines are closed.
2.
Switch off the fuse of the heat interface unit.
ð The heat interface unit has been shut down.
3.
Have a heating technician rectify the fault.
4.
Inspect the heat interface unit before restarting it and ensure
that all the components are correctly installed and in proper
working order.
Fig. 29: Closing the ball valves
V03 06/2025 Item no. 215250 EA no. 1292
Operating instructions
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