Midea MC-SU30-RN1L Service Manual

Aqua Tempo Super II
201709 39
Part
4 - Diagnosis and Troubleshooting
Anti-freezing protection: Pb and operating
frequency flash alternately at 1s intervals
1
Outdoor unit address
Actual value = value displayed
2
Outdoor unit capacity
0:30KW; 3:60KW
3
Number of outdoor units (main unit display)
Actual value = value displayed
4
Unit capacity corrected for ambient temperature
Actual value = value displayed
5
Operating mode
8: Off; 0: Standby; 1: Cooling; 2: Heating
6
Fan A speed index
Refer to Note1
7
Fan B speed index
Refer to Note1
8
Air side heat exchanger refrigerant outlet temperature (sensor T3)
Actual value = value displayed
9
Outdoor ambient temperature (sensor T4)
Actual value = value displayed
10
Reserved
-
11
Water side heat exchanger anti-freezing temperature1 (sensor Taf1)
Actual value = value displayed
12
Water side heat exchanger anti-freezing temperature2 (sensor Taf2)
Actual value = value displayed
13
Total water outlet temperature(Tw)
Actual value = value displayed
14
Water inlet temperature(Twi, displays to decimal places)
Actual value = value displayed
15
Water outlet temperature(Two)
Actual value = value displayed
16
Air side heat exchanger refrigerant total outlet temperature (Tz/7)
Actual value = value displayed
17
Reserved
-
18
Compressor discharge temperature 1 (sensor Tp1)
Actual value = value displayed
19
Compressor discharge temperature 2 (sensor Tp2)
Actual value = value displayed
20
Compressor module temperature(Tf1)
Actual value = value displayed
21
Compressor module temperature(Tf2)
Actual value = value displayed
22
Air discharge superheat degree
Actual value = value displayed
23
Power supply phase B current
Actual value = value displayed
24
Power supply phase C current
Actual value = value displayed
25
Reserved
-
26
EXV 1 position
Steps=value displayed*4
27
Reserved
-
28
Compressor discharge pressure(in heating mode)
Actual value = value displayed
29
Compressor suction pressure (displays to decimal places in cooling mode)
Actual value = value displayed
30
Air suction superheat degree
Actual value = value displayed
31
Air suction temperature (Th)
Actual value = value displayed
32
Silent selection
Refer to Note2
33
Static pressure selection
0
34
Reserved
-
35
Reserved
-
36
Most recent error or protection code
“--”is displayed if no error or protection events
have occurred since start-up
37
Limit frequency number
0: no limits;
1: ambient temperature(T4) limit frequency;
2: voltage limit frequency;
3: air discharge limit frequency;
4: low voltage ratio;
5: instant limit frequency;
6: current limit frequency;
7: voltage limit frequency;

Midea MC-SU30-RN1L Specifications

General

Brand	Midea
Model	MC-SU30-RN1L
Category	Chiller
Language	English