Midea Aqua Tempo Super II Series User manual

Commercial Air Conditioners
Service
Manual

Aqua Tempo Super II
201709 1
CONTENTS
CONTENTS
Part 1 General Information............................................................................ 3
Part 2 Component Layout and Refrigerant Circuits ..................................... 5
Part 3 Control ............................................................................................... 15
Part 4 Diagnosis and Troubleshooting......................................................... 33

Aqua Tempo Super II
2 201709
Midea Aqua Tempo Super II Manual

Aqua Tempo Super II
201709 3
Part 1 - General Information
Part 1
General Information
1 Unit Capacities and External Appearance ................................................... 4
2 Water outlet temperature range ................................................................ 4

M-Thermal Mono
4 201709
Midea Aqua Tempo Super II Service Manual
1Unit Capacities and External Appearance
Table 1-2.1: Aqua Tempo Super II unit capacity range and unit appearances
Capacity
30kW
60kW
Model
MC-SU30-RN1L
MC-SU30-RN1L
Appearance
Power supply
380-415V/3Ph/50Hz
2Water outlet temperature range
Table 1-2.1: Aqua Tempo Super II unit water outlet temperature range
Mode
Range
Cooling
Normal
5-20°C
Low water outlet
0-20°C
Heating
Normal
25-55°C
Note:
1. Use dial switch S5_1 on the main PCB to select the water outlet temperature range.

Aqua Tempo Super II
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Part 2 - Component Layout and
Refrigerant Circuits
Part 2
Component Layout and
Refrigerant Circuits
1Layout of Functional Components ...........................................................6
2Piping Diagrams .....................................................................................10
3Refrigerant Flow Diagrams.....................................................................13

Aqua Tempo Super II
6201612
Midea
Aqua Tempo Super II
Service Manual
1Layout of Functional Components
MC-SU30-RN1L
Figure 2-1.1: MC-SU30-RN1Lfront view
Figure 2-1.2: MC-SU30-RN1L rear view
Fan motor
Electric
control box
Manual air
purge valve
Safety
valve
Manual water
drain valve
Water flow switch
Water side heat exchanger
Water inlet pipe
Water outlet
pipe
DC inverter
compressor
Accumulator Oil separator
Wired
controller

Aqua Tempo Super II
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Part 2 - Component Layout and
Refrigerant Circuits
Figure 2-1.3: MC-SU30-RN1L top view
Low pressure
switch
Solenoid valve
SV4
High pressure
sensor
Four-way valve
High pressure
switch
Electronic
expansion valve
Discharge
temperature
switch
High pressure
gauge point
Low pressure
gauge point
Accumulator

Aqua Tempo Super II
8201612
Midea
Aqua Tempo Super II
Service Manual
MC-SU60-RN1L
Figure 2-1.4: MC-SU60-RN1Lfront view
Figure 2-1.5: MC-SU60-RN1L rear view
Fan motor
Electric
control box
DC inverter
compressor
Oil separator
Accumulator
Accumulator
Water side
heat exchanger
Water flow
switch
Air purge valve
Safety valve
Water inlet pipe
Wateroutlet
pipe
Manual water
drain valve

Aqua Tempo Super II
201709 9
Part 2 - Component Layout and
Refrigerant Circuits
Figure 2-1.6: MC-SU60-RN1L top view
High pressure
sensor
High pressure
switch
Four-way valve
Electronic
expansion valve
Low pressure
switch
Solenoid
valve SV4
Discharge
temperature
switch
High pressure
gauge point
Low pressure
gauge point