8 Troubleshooting
Installation and operation manual
28
RWEYQ8~RWEYQ8~14T9Y1B
VRV IV water-cooled system air conditioner
4P452190-1A – 2017.04
Completion
Description
Abnormal
completion
Indication of malfunction code on the
7‑segment display.
Refer to
"7.5 Correcting after abnormal
completion of the test run" on page 28
to take
actions for correcting the abnormality. When
the test operation is fully completed, normal
operation will be possible after 5 minutes.
7.5
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.
8
Troubleshooting
8.1
Solving problems based on error
codes
In case of a displayed malfunction code, perform correcting actions
as explained in the malfunction code table.
After correcting the abnormality, press BS3 to reset the malfunction
code and retry operation.
The malfunction code which is displayed on the outdoor unit will
indicate a main malfunction code and a sub code. The sub code
indicates more detailed information about the malfunction code. The
malfunction code will be displayed intermittent.
Example:
Code
Example
Main code
Sub code
With an interval of 1 second, the display will switch between main
code and sub code.
9
Technical data
▪ A
subset
of the latest technical data is available on the regional
Daikin website (publicly accessible).
▪ The
full set
of latest technical data is available on the Daikin
extranet (authentication required).
9.1
Service space: Outdoor unit
Make sure the space around the unit is adequate for servicing and
the minimum space for ventilation is available (refer to the figure
below).
(mm)
≥500
≥500
≥900
≥900
≥20
≥20
≥20
≥20
≥20
≥20
F
(mm)
≥300
F
Front side
INFORMATION
Further specifications can be found in the technical
engineering data.
