Midea MC-SU60-RN1L Service Manual

Aqua Tempo Super II
16 201709
Midea Aqua Tempo Super II
Service Manual
1 General Control Scheme Flowchart
Sections 3-2 to 3-7 on the following pages detail when each of the controls in the flowchart below is activated.
Note:
1. Numbers in the top right-hand corners of boxes indicate the relevant section of text on the following pages.
S5_4 on main
PCB set to ON
Conditions met
for defrosting
Thermo on
Special control
 Outdoor unit duty cycling
 Additional control
 Defrosting operation
7
Stop operation
 Abnormal shutdown
 System stops
2
Standby control
 Crankcase heater control
 Water pump control
3
Startup control
 Compressor startup delay control
 Compressor startup program
 Startup control for heating operation
 Startup control for cooling operation
4
Thermo on
Normal operation control
 Component control during normal operation
 Compressor output control
 Compressor step control
 Water pump select control
 Four-way valve control
 Electronic expansion valve control
 Outdoor fan control
5
Protection control
 High pressure protection control
 Low pressure protection control
 Discharge temperature protection control
 Compressor and inverter module protection control
 Voltage protection control
 DC fan motor protection control
 Water side heat exchanger anti-freeze protection control
 Air side heat exchanger high temperature protection control
 Water side heat exchanger temperature difference protection control
 Water side heat exchanger low temperature protection control
6

Midea MC-SU60-RN1L Specifications

General

Brand	Midea
Model	MC-SU60-RN1L
Category	Chiller
Language	English