-13-
Service manual
8.4.7Current of outdoor unit
Display
Corresponding mode
44
6.0 A
46
6.2 A
54
7.4 A
55
7.6 A
58
7.6 A
62
8.0 A
66
8.6 A
67
8.8 A
68
9.0 A
70
9.2 A
72
9.5 A
76
10.0 A
78
10.2 A
80
10.4 A
82
10.6 A
84
11.0 A
88
11.6 A
92
12.0 A
94
12.2 A
8.4.8 No. 1 opening degree of electronic expansion valve:
Opening degree equals the display data times 8
8.4.9No. 2 opening degree of electronic expansion valve:
Opening degree equals the display data times 8
8.4.10No. 3 opening degree of electronic expansion valve:
Opening degree equals the display data times 8
8.5 Protection
8.5.1 3 minutes delay at restart for compressor.
8.5.2 Discharge temperature protection of compressor, compressor stops when the temp.
of discharge is more than 115
ć
and last out 5 s. compressor runs when the temp. of
discharge is less than 90
ć
.
8.5.3 Temperature protection of compressor top, compressor stops when the temp. of top of
compressor is more than 120
ć
, compressor runs when the temp. of top of compressor is
less than 105
ć
.
8.5.4When AC voltage
t
265V
for 30 seconds, Outdoor Unit stops operation and alarms.
When AC voltage
d
265V
for 30 seconds, Outdoor Unit resumes operation.
8.3.5Inverter module Protection , Inverter module Protection itself has a protection function
against current, voltage and temperature.
8.5.6Sensor protection at open circuit and breaking disconnection
8.5.7 Fan Speed is out of control. When Indoor Fan Speed is too high(higher than High
Fan+300RPM)or too low(lower than 400RPM), the unit stops and LED displays failure
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