Daikin DZK Series, Installation Manual

Page: 50 / 56

50
Installation Manual
Rev. 2.00 Date 01-2019
7B
Error 11 -
Communication error between the DZK Interface Board and the AC indoor unit
8B
The system loses communication with the AC unit. The system will open all the zones and deactivate
the control from the thermostats, only allowing the operation of the unit from the Daikin thermostat.
To solve this incident check:
1 Verify if the AC unit is powered. To do this, check the thermostat of the AC unit is ON.
2
Verify the AC unit operates properly by itself. To do this, disconnect the AC unit DZK system and
select the unit from the thermostat from the AC unit.
3
Connection: Check the polarity and connection of the DZK Interface Board connectors and the
indoor unit.
4
Check the status of the LEDs of the DZK Interface Board (see section DZK Interface Board auto
diagnose ).
9B
AC unit error
Check the type of error displayed on the Daikin Navigation Remote Controller and follow the
instructions provided by the manufacturer.
ERRORS IN WIRELESS LITE THERMOSTAT
10B
Status LED blinking red quickly -
Communication error with the Zoning box Main controller
This incident blocks the control of the zone. Check that "Error 1" is not displayed on all thermostats. If
so, verify the proper operation of the main board. To solve this incident check:
1
Thermostat status: Check the signal range of the thermostat. Move the thermostat closer to the
Main control board. If communication is reestablished, it means that the thermostat was out of
range and must be permanently relocated within range.
2
DZK Control Board status: Correctly powered.
3
DZK Control Board status: Proper operation of the LED of wireless communication.