Technical data

www.schaerer.com4. System test / calibration
Programming manual / V01 / 02.2010
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Parameter / Menu Procedure Explanations & Remarks
4.11. Drain system
Do you want to start the drainage
process?
Yes No
Start system drainage:
Exchange the mains water supply with clean compressed ►
air supply (0.3 MPa (3 bar)).
Press “Yes” to start the system drainage. ►
After the drainage process remove the boilers and empty ►
them manually.
Do not start system drainage:
Press “No” to return to the previous menu. ►
The drainage is used when de-installing ●
the machine or when the machine is
transported by temperatures under 0°
degrees (e.g. transport by plane, etc.).
When switching on the machine after ●
the drainage the system will start with
the lling process.
Make the system pressureless (for maintenance and
repairs in the water circuit):
Press “Yes” to start the system drainage. ►
The longer the process is active the cooler the ;
system will be.
Close the mains water supply after approx. 1 minute. ►
Disconnect the machine from the mains power supply. ►