114 EN/01.2019/G22 © STULZ GmbH – all rights reserved
ec tower technical manual
Procedure
No. Description
1
2
Door of junction box 1
3
Central protective grill
4
5
Lower front panel
6
Holes for connections
7
Left cover panel
8
Right cover panel
9
Floor panel of EC Tower
1.
2. S70) on the CPY controller to the right (M26 MAN. DRAIN).
- The steam humidifier is drained manually.
3.
4. Switch off the unit via the master switch.
5. Switch off the circuit-breaker (F20) by turning it to setting 0.
6. Secure the air conditioning unit so it cannot inadvertently be switched back on.
7.
8. Shut off the water supply to the steam humidifier.
9. Wait until the fan has come to a complete stop.
10. Remove the central protective grill.
11. Remove the lower front panel.
12. Remove the left and right-hand cover panels.
Installing the on-site solenoid valve
13. Connect the on-site solenoid valve as per the circuit diagram and the data sheet for relay K08.
3
1
4
2
5 7
6
98
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