Personnel:
n Operator
Protective equipment: n Protective gloves
1.
Clean the heat interface unit using a moist cloth.
2.
Clean pipes and bolted connections using a moist cloth or a
brush, and remove any dust.
Personnel:
n Operator
n Heating and sanitary technician
Protective equipment: n Protective gloves
Tool:
1.
n Adjustable spanner
Fig. 37: Closing the ball valves
Observe the flow chart ( Ä Chapter 3.1 ‘Circuits
and connection points in the heat interface
unit’ on page 23).
Close the ball valve (Fig. 37) of the supply line so that water no
longer flows through it.
If the pipes or bolted connections of the main supply lines leak,
close the main supply lines.
Fig. 38: Fresh water strainer
2.
3.
4.
5.
Loosen the bolted connection of the strainer (Fig. 38/1) with an
adjustable spanner.
Remove the strainer.
Rinse the strainer with water.
Insert the strainer and tighten with an adjustable spanner.
WARNING!
Risk of burns due to hot pipes!
50
Operating instructions
V03 06/2025 Item no. 215250 EA no. 1292
WARNING!
Danger of burns due to hot lines!