Installation manual

Installation and operation manual

EKCC7-W

Central control for hydroboxes

4P341705-1 – 2013.02

6.3. Alarm menu

Press the alarm button to access the following screen:

 Alarm list

Shows a list of the current alarms.

7. Troubleshooting

 MDB is shown in the ‘Unit info’ menu.

Make sure that the Modbus connection to the RTD-W with the

corresponding address is correct.

Make sure that the correct number of connected units is defined

in the installer settings.

 U5 is shown in the ‘Unit info’ menu.

Make sure that the P1P2 connection to the RTD-W with the

corresponding address is correct. If so, interrupt the power to the

RTD-W and apply it again.

 Some lines are not available in the menus.

Interrupt the power to the EKCC7 central control, make the

correct installer settings, and apply the power again.

 Room mode cannot be set. The text "Not available. By external

contacts" appears.

Room mode can only be set by external contacts from the

thermostat. To set the mode on the central control, change the

installer settings.