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Midea MV6-R450WV2GN1 Service Manual

Midea MV6-R450WV2GN1
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V6R VRF 50/60Hz
148
Midea
V6R
Series Service Manual
2.33 U31, U32, U33: Stop valve is not open.
Digital display output
Description
U31: Liquid side stop valve is not opened.
U32: High pressure gas side stop valve is not opened.
U33: Low pressure gas side stop valve is not opened.
All units stop running.
Error code is only displayed on the master unit.
Trigger / recover condition
Trigger condition:
U31: Pc_max ≥ 3.9MPa in heating operation.
U32: Pc_max ≥ 3.9MPa in heating operation.
U33: Pe_min < 0. 12MPa in cooling operation.
Recover condition:
The stop valves are opened and system pressure recover to normal.
Reset method: Manually restart.
Possible causes
Stop valve is not open.
Procedure
U31, U32, U33
Check and open the stop valve.

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Midea MV6-R450WV2GN1 Specifications

General IconGeneral
BrandMidea
ModelMV6-R450WV2GN1
CategoryAir Conditioner
LanguageEnglish

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