mundoclima MUCR-12-H9 Manuel D'installation page 88

Table 5-2 Wired controller error codes
Nº Code
1 F0 Error of communication between wire controller and indoor unit
2 F1 The lifting filter function is abnormal
3 F2 The air inlet grill doesn't fit well of Super slim four-way cassette
4 E0 Error of power supply phase sequence
5 E1 Error of communication between indoor unit and outdoor unit
6 E2 T1 temp. sensor is abnormal
7 E3 T2A temp. sensor is abnormal
8 E4 T2B temp. sensor is abnormal
9 E5 T3/T4 temp. sensor is abnormal or compressor discharge temp. sensor is abnormal
10 E6 Zero crossing detection error
11 E7 EEPROM malfunction
12 E8 Fan speed out of control
13 E9 The communication between main board and the display board is abnormal
14 EA Compressor over current protection (four times)
15 EB IPM malfunction
16 ED Outdoor unit malfunction
17 EE Water-level alarm and other malfunction
18 EF Other malfunction
Table 5-3 Outdoor unit error codes (Models 24 to 60).
Nº Code
1 E1 Communication malfunction beetwen indoor and outdoor units
2 F0 Current overload protection
3 F1 Outdoor room temperature sensor (T4) open circuit or short circuit
4 F2 Outdoor coil temperature sensor (T3) open circuit or short circuit
5 F3 Outdoor discharge temperature sensor (T5) open circuit or short circuit
6 F4 Outdoor EEPROM error
7 F5 Outdoor fan speed malfunction
8 P0 Inverter module IPM protection
9 P1 High/Low voltage protection
10 P3 Outdoor low temperature protection
11 P4 Rotor position protection of compressor
12 P7 Sensor of outdoor IGBT is faulty
13 J0 High temperature position of indoor heat exchanger in heating mode
14 J1 High temperature position of indoor heat exchanger in cooling mode
15 J2 High discharge temperature protection
16 J3 PFC module protection
17 J4 Communication error between outdoor main chip and compressor driven chip IR341
18 J5 High pressure protection
19 J6 Low pressure protection
20 J8 AC voltage protection
In low ambient cooling mode, the LED displays"LC" or alternative displays between running frequency and "LC"
(each displays 0.5s)
Description
Description
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