Daikin VRV IV+ Service Manual page 16

2 | Troubleshooting
2.2.2 Via the outdoor unit
Service manual
16
# Action
2 Tap Errors and
warnings.
3 Tap Error history.
Error codes and/or retry descriptions are accessible on "Mode 1: Monitor Mode".
The table below shows which setting shows the error codes that led to an outdoor
unit forced stop and/or retry.
▪ When an error is generated, the unit performs a forced off until the error is
retrieved.
▪ On retry, the system attempts to stay in operation. Depending on the type of
root cause, after a certain amount of retry attempts, the unit generates an error.
Retry cause is also visible as an item on the service monitoring tool.
Mode
Mode 1: Monitor
mode
Please follow the procedure described below to access the regarding error code for
outdoor unit forced stop and/or retry description:
Image for reference
Setting
17 Error code last forced off
18 Error code 2nd last forced off
19 Error code 3rd last forced off
23 Error code last retry
24 Error code 2nd last retry
25 Error code 3rd last retry
Result
The Errors and
warnings screen is
displayed.
The Error history screen
is displayed.
Description
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05