User Manuals: Midea M3OF-27HFN1-M Outdoor Heat Pump

Manuals and User Guides for Midea M3OF-27HFN1-M Outdoor Heat Pump. We have 2 Midea M3OF-27HFN1-M Outdoor Heat Pump manuals available for free PDF download: Service Manual

Midea M3OF-27HFN1-M Service Manual

Midea M3OF-27HFN1-M Service Manual (129 pages)

Multi zone outdoor condensing units

Brand: Midea | Category: Heat Pump | Size: 15 MB

Table of Contents

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Midea M3OF-27HFN1-M Service Manual

Midea M3OF-27HFN1-M Service Manual (144 pages)

MOOVAIR

Brand: Midea | Category: Air Conditioner | Size: 21 MB

Table of Contents

Table of Contents
1
Indoor Unit Combination
5
Dimension of Outdoor Unit
7
Refrigerant Cycle Diagram
9
Installation Details
12
Wrench Torque Sheet for Installation
12
Connecting the Cables
12
Pipe Length and the Elevation
12
First-Time Installation
12
Adding Refrigerant after Long-Term System Operation
14
Procedure When Servicing the Indoor Unit Refrigeration Circuit
14
Evacuation after Servicing the Outdoor Unit Refrigeration Circuit
15
Electronic Function
17
Abbreviation
17
Electric Control Working Environment
17
Main Protection
17
Control and Functions
19
Wiring Diagrams
24
Troubleshooting
36
Safety
36
Indoor Unit Error Display
37
Outdoor Unit Display
40
Diagnosis and Solution
45
Troubleshooting
52
Troubleshooting
68
Faulty PCB
78
Error Code
91
Troubleshooting
91
Trouble Criterion of Main Parts
98
Compressor Check
102
IPM Continuity Check
103
AC Fan Motor
103
Disassembly Instructions
109
M2OF-18HFN1-M (WCA30 Metal Plate)
109
M2OH-18HFN1-M, M3OF-27HFN1-M, M3OH-27HFN1-M (WD30 Metal Plate)
116

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