Midea MCCDH30A-TA3SL, Technical & Service Manual

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Air-cooled modular chiller unit
65
250 kW module MCCH250A-SA3T
No
，
Code
Trouble
1 E0 Error of outdoor EEPROM
2 E1 Power phase sequence error
3 E2 Communication error
4 E3 Error of total outlet water temperature sensor(Be valid for main unit)
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 Output of the power protector error
10 E9 Water flow detection error(manual recovery)
11 EA (Reserved failure code)
12 Eb Anti-freezing temperature sensor error in shell and tube exchanger
13 EC Wired controller detected that the units on-line have decreased.
14 Ed (Reserved failure code)
15 EF Inlet water temperature sensor error
16 P0 High pressure or air discharge temperature protection error in system A
17 P1 Low pressure protection in system A (manual recovery)
18 P2 High pressure or air discharge temperature protection in system B (manual recovery)
19 P3 Low pressure protection in system B (manual recovery)
20 P4 Current protection in system A (manual recovery)
21 P5 Current protection in system B (manual recovery)
22 P6 Condenser high temperature protection in system A
23 P7 Condenser high temperature 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 Anti-freezing pressure protection in system A (manual recovery)
29 Pd Anti-freezing pressure protection in system B (manual recovery)
30 PE Low-temperature protection of evaporator (manual recovery)