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Troubleshooting
Service manual
16
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
#
Action
Image for reference
Result
2
Tap Errors and
warnings.
The Errors and
warnings screen is
displayed.
3
Tap Error history.
The Error history screen
is displayed.
2.2.2 Via the outdoor unit
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
Setting
Description
Mode 1: Monitor
mode
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
Please follow the procedure described below to access the regarding error code for
outdoor unit forced stop and/or retry description:
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