Daikin VRV IV+ - 21.6-21.7 Abnormal Completion and Operation

21 | Commissioning
Installer and user reference guide
149
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
Completion Description
Abnormal completion Indication of malfunction code on the 7‑segment display.
Refer to "21.6Correcting after abnormal completion of
the test run"[4149] to take actions for correcting the
abnormality. When the test operation is fully completed,
normal operation will be possible after 5 minutes.
21.6 Correcting after abnormal completion of the test run
The test operation is only completed if there is no malfunction code displayed on
the user interface or outdoor unit 7‑segment display. In case of a displayed
malfunction code, perform correcting actions as explained in the malfunction code
table. Carry out the test operation again and confirm that the abnormality is
properly corrected.
INFORMATION
Refer to the installation manual of the indoor unit for detailed malfunction codes
related to indoor units.
21.7 Operating the unit
Once the unit is installed and test operation of outdoor unit and indoor units is
finished, the operation of the system can start.
For operating the indoor unit, the user interface of the indoor unit should be
switched ON. Refer to the indoor unit operation manual for more details.