2
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Troubleshooting
2.3.126 P9-00 – Refrigerant auto-charge finished normally
2.3.127 PA-00 – No refrigerant in refrigerant cylinder during auto-charge
2.3.128 PE-00 – Refrigerant auto-charge in last stage
Service manual
138
3 Adjust external static pressure setting for ducted type indoor units, if
necessary.
4 Restart refrigerant auto‑charge function. See installer reference guide for
more information.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
This is not an error. It
indicates that refrigerant
auto‑charge function
ended normally and user
may proceed with test
run.
To solve the error code
1 Proceed with test run.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
-
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Connect a new refrigerant cylinder to continue refrigerant auto‑charge. See
installer reference guide for more information.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
This is not an error. It
indicates that refrigerant
auto‑charge function
proceeded to final stage.
Effect
-
Effect
-
Effect
-
Reset
Push BS1 (mode) button
once.
Reset
-
Reset
-
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
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