Midea M thermal Mono Series User manual

M thermal Mono Series
Commercial Air Conditioners
R32
Service
Manual
Midea CAC Confidential

M thermal Mono
2020041
CONTENTS
CONTENTS
Part 1 General Information............................................................................ 3
Part 2 Component Layout and Refrigerant Circuits ..................................... 5
Part 3 Control ............................................................................................... 15
Part 4 Diagnosis and Troubleshooting......................................................... 31
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M thermal Mono
2 202004
Midea M thermal Mono Service Manual
Midea CAC Confidential

M thermal Mono
2020043
CONTENTS
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M thermal Mono
2020043
Part 1 - General Information
Part 1
General Information
1 Unit Capacities and External Appearance.............................................. 4
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M thermal Mono
4 202004
Midea M thermal Mono Service Manual
1Unit Capacities and External Appearance
1.1 Unit Capacities
Table 1-1.1: Capacity range
Capacity
4kW
6kW
8kW
10kW
12kW
14kW
16kW
Model1
(MHC-*/D2N82)
V4W
V6W
V8W
V10W
V12W
V14W
V16W
Capacity
12kW
14kW
16kW
Model1
(MHC-*/D2RN82)
V12W
V14W
V16W
Notes:
1. The full model names can be obtained by substituting the asterisk in the model name format given in the left-hand column of the table above
with the shortened model names given in the table. For example, the model name for the 8kW model is MHC-V8W/D2N8.
2. The presence or omission of the letter R in the model names indicates the unit’s power supply:
R: 3-phase, 380-415V, 50Hz; Omitted: 1-phase, 220-240V, 50Hz.
1.2 External Appearance
Table 1-1.2: Unit appearance
4/6kW
8/10/12/14/16kW
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Part 2 - Component Layout and Refrigerant Circuits
Part 2
Component Layout and
Refrigerant Circuits
1 Layout of Functional Components.............................................................. 6
2 Piping Diagrams ....................................................................................... 11
3 Refrigerant Flow Diagrams....................................................................... 13
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M thermal Mono
6 202004
Midea M thermal Mono Service Manual
1Layout of Functional Components
MHC-V4W/D2N8-B / MHC-V6W/D2N8-B
Figure 2-1.1: MHC-V4(6)W/D2N8-B top view
Figure 2-1.2: MHC-V4(6)W/D2N8-B front view
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M thermal Mono
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Part 2 - Component Layout and Refrigerant Circuits
Figure 2-1.3: MHC-V4(6)W/D2N8-B
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Midea M thermal Mono Service Manual
MHC-V8W/D2N8-B / MHC-V10W/D2N8-B
Figure 2-1.1: MHC-V8(10)W/D2N8-B top view
Figure 2-1.2: MHC-V8(10)W/D2N8-B front view
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