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Midea MHC-V12W/D2RN8-B User Manual

Midea MHC-V12W/D2RN8-B
113 pages
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M thermal Mono Series
Commercial Air Conditioners
R32
Service
Manual
Midea CAC Confidential

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Midea MHC-V12W/D2RN8-B Specifications

General IconGeneral
BrandMidea
ModelMHC-V12W/D2RN8-B
CategoryAir Conditioner
LanguageEnglish

Summary

Part 1 General Information

Unit Capacities and External Appearance

Details unit capacities and their external appearance.

Part 2 Component Layout and Refrigerant Circuits

Layout of Functional Components

Identifies functional components within the outdoor unit.

Piping Diagrams

Illustrates the refrigerant and water piping diagrams.

Refrigerant Flow Diagrams

Shows the flow of refrigerant during different operations.

Part 3 Control

Stop, Standby, and Startup Control

Explains unit stop, standby, and startup procedures.

Normal Operation and Special Controls

Covers normal operation, fan control, and special modes.

Protection Control Mechanisms

Details various protection mechanisms against faults and abnormal conditions.

Temperature Sensors in Control Functions

Explains the function of temperature sensors in the control system.

Part 4 Diagnosis and Troubleshooting

Outdoor Unit Electric Control Box Layout

Shows the layout of the electric control box components.

Outdoor Unit PCBs Identification

Identifies the main Printed Circuit Boards (PCBs) in the outdoor unit.

Error Code Table and Reference

Lists and explains error codes displayed by the unit.

Troubleshooting Water Flow Errors (E0, E8)

Steps to diagnose and resolve water flow failure errors.

Troubleshooting Communication Errors (E2, H0, H1)

Steps to diagnose and resolve communication errors between unit components.

Troubleshooting Protection and Inverter Errors

Steps to diagnose and resolve protection, inverter, and other system errors.

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