Mitsubishi Electric MSC-GE-VB Service Manual page 31

MXZ-6C120VA
Exclusive LEV
LEV Opening (code) 1 2
COOL 204 204 204 216 216 216 216 216 216 216
HEAT 130 130 130 140 140 150 150 160 160 170
Code 1,2 Code 3,4 Code 5,6 Code 7,8 Code 9,10 Code 11,12 Code 13,14 Code 15 or above
COOL 0
HEAT 0
Receiver LEV
LEV Opening (code) 1 2
COOL 190 190 200 200 210 210 220 230 240 250
HEAT 60 70
Difference in operation number
Operation number
2
COOL 0
HEAT 0
Capacity code
Capacity code 2
Indoor unit capacity (kW) 1.5/2.0
<Correction>
Discharge temperature
Each correction
(Main indoor coil thermistor - Sub indoor coil thermistor)
Correct the LEV opening by discharge temperature.
(1) LEV opening correction by discharge temperature
The target discharge temperature is determined according to frequency zone and number of operation unit of the com-
pressor.
MXZ-2B30VA MXZ-2B40VA
Target discharge temperature (°C)
Operation frequency
of compressor (Hz)
1 unit
Minimum ~ 33 56
34 ~ 55 59
56 ~ 76 59
77 ~ 98 60
Standard opening (pulse)
3 4 5 6
Difference in capacity
3 6 9
53 56 59
Standard opening (pulse)
3 4 5 6
80 90 100 110 130 150 150 200
3 4 5/6
0 100 100
0 0 0
3 4 7
2.2 2.5 3.5
COOL HEAT
2 units 1 unit 2 units
60 55 51
61 60 58
64 65 64
67 70 71
7 8 9 10
52 55
50 20
7 8 9 10
10 12 13
5.0 6.0 7.1
MXZ-2B52VA
Operation frequency
of compressor (Hz)
Minimum ~ 23
24 ~ 38
39 ~ 54
55 ~ 69
70 ~ 85
86 ~ 100
101 ~ Maximum
31
Difference in operation number
2 3
65 75 0 0
20 20 -4 -8
COOL DRY
● ●
● ●
Target discharge temperature (°C)
COOL
1 unit 2 units 1 unit
56 60 57
59 61 63
59 64 69
60 67 75
61 67 80
62 69 86
63 70 90
4 5/6
-128 -128
-12 -16
HEAT
●
-
HEAT
2 units
51
58
64
71
77
83
90