mundoclima MUCR-H6 Series, Руководство по обслуживанию

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Electrical Control Function
Electrical Control System 113
29 T2B of 1# indoor unit
If the temp. is lower than -9 degree, the digital display tube will
show “9”.If the temp. is higher than 70 degree, the digital
display tube will show “70”. If the capacity demand is 0, , the
digital displ
ay tube will show “0.
If the indoor unit is not
connected, the digital display tube will show: “――”
30 T2B of 2# indoor unit
If the temp. is lower than 0 degree, the digital display tube will
show “0”.If the temp. is higher than 70 degree, the digital
display tube will show “70”. If the capacity demand is 0, , the
digital display tube will show “0. If the indoor unit is not
connected, the digital display tube will show: “――”
Appendix
Shutdown Reason Code
Frequency limit caused by current 1
Frequency limit caused by T2.in cooling 2
Frequency limit caused by T2.in heating 3
Reach to the setting temperature
4
Frequency limit caused by T4. 5
Defrosting
6
Mode switching 7
High discharge temperature protection 9
High evaporator coil temp.T2 protection 10
Evaporator low temperature T2 protection
11
Condenser high temperature T3 protection
12
Low indoor room temperature protection in drying mode
13
Too low
ambient
temperature protection
14
Refrigerant leakage detection
15
Communication malfunction between indoor and outdoor units 16
Communication error between outdoor main chip and compressor driven chip IR341 17
AC power input voltage protection
18
Top temperature protection of compressor 19
Outdoor EE Malfunction 20
Fan speed has been out of control 21
Open or short circuit of temperature sensor
22
Overcurrent protection 23
IMP overcurrent protection 24
Compressor lack of phase 25
Compressor has been out of control 26
Low pressure protection of 311 27
Fan current protection 28
Fan lack of phase
29
Fan zero speed protection 30
PFC module protection 31
High pressure protection of 311 32
Zero speed malfunction
33
PWM malfunction 34
MCE malfunction
35
Compressor overcurrent protection 36
Compressor EE malfunction 37
Compressor start-up malfunction 38
311 fan speed has been out of control
39
Low pressure protection 40
High pressure protection 41
PFC module malfunction
42
Shutdown stop 49
Electrical disconnect 50
DR stop 51