Decommissioning; Switching Off - Stulz ENS Series Technical Manual

STULZ UltraSonic -System for duct humidification ENS 14 A - 18 A-
10.

Decommissioning

10.1.

Switching off

IMPORTANT CAUTION
Interrupted water supply.
Only turn off the water supply if there is no electrical power to the fill valve.
The coil needs the cold water for cooling. There is a danger it might melt!
●
If the humidifier is not going to be used for a longer period, take the following precautionary measures:
1
Switch off the power supply to the control-
ler of the ultrasonic humidifier.
2
Turn off the on-site tap for the water
supply.
3
Drain the ultrasonic humidifier:
Remove the screw plug from the
●
drainage pipe.
Drain the water.
●
Disconnect water supply and dis-
●
charge pipes.
Drain residual water.
●
4
Disconnect the power supply cables.
5
Clean the unit.
See section "11.4. Cleaning" on page
74.
Note CAUTION
Automatic drainage.
If you have a USM control system, do not switch off the master switch. → Automatic drainage!
See section "9.1.1. Using the USM" on page 59.
© STULZ GmbH, Hamburg
69
- -
Decommissioning
DE / 06-2016 / 1000687