133 © STULZ GmbH – all rights reserved EN/01.2019/G22
ec tower technical manual
Procedure
1.
2. Switch off the unit via the master switch.
3.
4. Switch off the circuit-breaker (F20) by turning it to setting 0.
5. Secure the air conditioning unit so it cannot inadvertently be switched back on.
6.
7. Wait until the fan has come to a complete stop.
8.
No. Description
1
2
Socket for RS485 EBUS expansion board
3
Jumper (JP9)
4
Jumper (JP8)
5
9.
10. Remove jumper JP8 or JP9
- If you are using port 2, remove jumper JP8.
- If you are using port 3, remove jumper JP9.
1
5
2
3
4
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