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77
Installation and Maintenance
Service Manual
Appendix:
2.Min. length of connection pipe is 3m.
4.The additional refrigerant oil and refrigerant charging required after prolonging connection pipe
each additional 5m of connection pipe.
refrigerant charging amount per meter is different according to the diameter of liquid pipe. See the following sheet.
Appendix 1: Reference Sheet of Celsius and Fahrenheit
Set temperature
Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1
.
8+32
Ambient temperature
Fahrenheit
display
temperature
(
o
F)
Fahrenheit
(
o
F)
Celsius(
o
C)
Fahrenheit
display
temperature
(
o
F)
Fahrenheit
(
o
F)
Celsius(
o
C)
Fahrenheit
display
temperature
(
o
F)
Fahrenheit
(
o
F)
Celsius(
o
C)
32/33
32
0
55/56
55.4
13
79/80
78.8
26
34/35
33.8
1
57/58
57.2
14
81
80.6
27
36
35.6
2
59/60
59
15
82/83
82.4
28
37/38
37.4
3
61/62
60.8
16
84/85
84.2
29
39/40
39.2
4
63
62.6
17
86/87
86
30
41/42
41
5
64/65
64.4
18
88/89
87.8
31
43/44
42.8
6
66/67
66.2
19
90
89.6
32
45
44.6
7
68/69
68
20
91/92
91.4
33
46/47
46.4
8
70/71
69.8
21
93/94
93.2
34
48/49
48.2
9
72
71.6
22
95/96
95
35
50/51
50
10
73/74
73.4
23
97/98
96.8
36
52/53
51.8
11
75/76
75.2
24
99
98.6
37
54
53.6
12
77/78
77
25
Fahrenheit
display
temperature
(
o
F)
Fahrenheit
(
o
F)
Celsius(
o
C)
Fahrenheit
display
temperature
(
o
F)
Fahrenheit
(
o
F)
Celsius(
o
C)
Fahrenheit
display
temperature
(
o
F)
Fahrenheit
(
o
F)
Celsius(
o
C)
61
60.8
16
69/70
69.8
21
78/79
78.8
26
62/63
62.6
17
71/72
71.6
22
80/81
80.6
27
64/65
64.4
18
73/74
73.4
23
82/83
82.4
28
66/67
66.2
19
75/76
75.2
24
84/85
84.2
29
68
68
20
77
77
25
86
86
30
Additional refrigerant charging amount for R22, R407C, R410A and R134a
Diameter of connection pipe
Outdoor unit throttle
Liquid pipe(mm)
Gas pipe(mm)
Cooling only(g/m)
Cooling and heating(g/m)
15
20
15
50
30
120
60
120
/
250
250
/
350
350
Summary of Contents for OTEC ICHQ Series
Page 1: ......
Page 5: ...36 Installation and Maintenance Service Manual ...
Page 6: ...37 Installation and Maintenance Service Manual ...
Page 7: ...38 Installation and Maintenance Service Manual ...
Page 8: ...39 Installation and Maintenance Service Manual ...
Page 15: ...46 Installation and Maintenance Service Manual 4 Malfunction of detecting plate WIFI JF ...
Page 16: ...47 Installation and Maintenance Service Manual 5 Communication malfunction E6 ...
Page 17: ...48 Installation and Maintenance Service Manual Outdoot Unit ...
Page 19: ...50 Installation and Maintenance Service Manual ...
Page 20: ...51 Installation and Maintenance Service Manual ...
Page 21: ...52 Installation and Maintenance Service Manual ...
Page 22: ...53 Installation and Maintenance Service Manual ...
Page 23: ...54 Installation and Maintenance Service Manual ...
Page 24: ...55 Installation and Maintenance Service Manual ...
Page 25: ...56 Installation and Maintenance Service Manual 9 High pressure Protection ...
Page 29: ...64 Installation and Maintenance Service Manual ...
Page 30: ...65 Installation and Maintenance Service Manual ...
Page 31: ...66 Installation and Maintenance Service Manual ...
Page 32: ...67 Installation and Maintenance Service Manual ...
Page 33: ...68 Installation and Maintenance Service Manual ...
Page 34: ...69 Installation and Maintenance Service Manual ...
Page 35: ...70 Installation and Maintenance Service Manual ...
Page 36: ...71 Installation and Maintenance Service Manual ...
Page 37: ...72 Installation and Maintenance Service Manual 2 Removal Procedure of Outdoor Unit ...
Page 38: ...73 Installation and Maintenance Service Manual ...
Page 39: ...74 Installation and Maintenance Service Manual ...
Page 40: ...75 Installation and Maintenance Service Manual ...
Page 41: ...76 Installation and Maintenance Service Manual ...
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