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Midea MKH2-500R4 User Manual

Midea MKH2-500R4
57 pages
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Midea AC Fan Coil Unit
2
nd
generation Two Pipe Ceiling&Floor Series
Technical Service Manual
Midea reserves the right to discontinue, or change specification or designs at any time without notices and without incurring obligations.
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Midea MKH2-500R4 Specifications

General IconGeneral
BrandMidea
ModelMKH2-500R4
CategoryAir Conditioner
LanguageEnglish

Summary

Features

CE Certification Requirements

Unit meets latest CE certification requirements for AC fan motors.

External Appearance

Products Lineup

Nomenclature

Model Designation Explanation

Explains the meaning of each character in the model name.

Specifications

Cooling and Heating Performance

Technical data for cooling and heating performance, including capacity and flow rates.

Physical Dimensions and Specs

Net and packing dimensions, fan details, and coil specifications.

Dimensions

Sound Levels

Sound Power Levels

Sound power levels for different models and fan speeds, measured in a test unit setup.

Sound Pressure Levels

Sound pressure levels for different models and fan speeds, measured with a microphone.

Service Spaces

Cased Type Clearances

Minimum required clearances (a, b, c) for cased units for installation and maintenance.

Uncased Type Clearances

Minimum required clearances (a, b, c) for uncased units for installation and maintenance.

Wiring Diagrams

Installation

Handling, Storage, and Clearances

Guidelines for unit transport, storage, and ensuring proper service spaces.

Unit Installation Procedures

Steps for installing the unit, including casing, mounting, and pipe connections.

Electrical Setup and Startup

Guidance on safe electrical connections, wiring, grounding, and initial unit startup.

Maintenance

Scheduled Maintenance Tasks

Procedures for regular checks of filters, heat exchangers, and drain systems.

System Air Release and Drainage

Steps for removing air from the water system and seasonal draining to prevent freezing.

Component Replacement Procedures

Instructions for replacing the motor and heat exchanger, including necessary disassembly.

Troubleshooting

Troubleshooting Common Errors

Steps to address frequent errors like safety device trips or switch malfunctions.

Diagnosing System Performance Issues

Guide to troubleshoot issues like no operation or inadequate cooling/heating.

Identifying Non-Unit Faults

Explains symptoms not caused by the unit, such as fan speed inconsistency or odors.

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