TacoTherm Dual ZEPTO

Installing and removing options

9

Installing and removing options

If options are replaced or subsequently installed, the

heat interface unit must be temporarily shut down

and the corresponding pipes drained.

– Ä Chapter 13.1 ‘Shutting down the heat inter-

face unit for a short period (<24 h)’ on page 60

– Ä Chapter 13.3 ‘Emptying the heat interface unit’

on page 61

Observe the applicable installation instructions in

respect of the installation of the options.

Removing the adaptor

Personnel:

n Heating and sanitary technician

Protective equipment: n Protective gloves

Tool:

n Adjustable spanner

Material:

n Cloth

1.

2.

3.

4.

5.

Close the ball valve (Fig. 35) of the respective supply line so

that no water is flowing through the adaptor.

Fig. 35: Ball valves closed

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

until the pipe section has cooled down.

Release and remove the bolted connection of the adaptor

(Fig. 36) using an adjustable spanner when moving an energy

meter.

Collect the remaining water using a cloth.

ð The adaptor has been removed.

Install the heat meter or cold water meter in accordance with

the relevant installation instructions.

Fig. 36: Adaptor

46

Operating instructions

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

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!