Cleaning and maintenance

TacoTherm Dual ZEPTO

10.3.3

Replacing a bolted connection or pipe

Personnel:

Protective equipment:

Tool:

Material:

n Cloth

n The leak has been pinpointed.

n The replacement material is available ( Ä Chapter 12 ‘ Spare

parts’ on page 58).

1.

2.

3.

Loosen and remove the bolted connection at the leak using an

adjustable spanner.

4.

Collect the remaining water using a cloth.

5.

Insert the new pipe or new bolted connection.

6.

Ensure that O-ring seals are available.

7.

Tighten the new pipe or new bolted connection using an

adjustable spanner.

8.

Open the corresponding ball valve.

9.

Check the spare part for leak-tightness.

ð The leak has been repaired.

Prerequisites:

n Heating and sanitary technician

n Protective gloves

n Adjustable spanner

n Spare parts

Fig. 39: Ball valve closed

Close the ball valve (Fig. 39) of the supply line to the leaking

point 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.

If the pipe section is one through which hot water flows, wait

until the pipe section has cooled down.

V03 06/2025 Item no. 215250 EA no. 1292

Operating instructions

51

Observe the flow chart (

Ä Chapter 3.1 ‘Circuits

and connection points in the heat interface

unit’ on page 23).

WARNING!

Risk of burns due to hot pipes!