Midea MCCDH30A-TA3SL, Technical & Service Manual, Page: 64 / 169

Air-cooled modular chiller unit
64
185 kW module MCCH185A-SA3
No
，
Code Trouble
1 E0 Water flow detection error (The third time)
2 E1 Power phase sequence error
3 E2 Communication error
4 E3 Total water outlet temperature sensor error
5 E4 Outlet water temperature sensor error in shell and tube exchanger
6 E5 Pipe temperature sensor error in condenser A
7 E6 Pipe temperature sensor error in condenser B
8 E7 Outdoor ambient temperature sensor error
9 E8 Air discharge temperature sensor error in digital compressor in system A
10 E9 Water flow detection error (The first and second times)
11 EA Main unit detected that auxiliary unit‟s quantity have decreased
12 Eb Anti-freezing temperature sensor 1 error in heat exchanger
13 EC Wired controller did not find out any on-line module unit
14 Ed 1-hour consecutive 3-times PE protection
15 EF Inlet water temperature sensor error
16 P0 High pressure or air discharge temperature protection in system A
17 P1 Low pressure protection in system A
18 P2 High pressure or air discharge temperature protection in system B
19 P3 Low pressure protection in system B
20 P4 Current protection in system A
21 P5 Current protection in system B
22 P6 Condenser high pressure protection in system A
23 P7 Condenser high pressure protection in system B
24 P8 (Reserved failure code)
25 P9 Outlet and inlet water temperature difference protection
26 PA Low ambient temperature drive-up protection
27 Pb System anti-freezing protection
28 PC (Reserved failure code)
29 PE Low-temperature protection of shell and tube heat exchanger
30 F1 Wired controller failure
31 F2 (Reserved failure code)