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OU7-24 RC
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Electra OU7-24 RC Service Manual Page 159
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TROUBLESHOOTING
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PXD Series R410A
1
LIST OF EFFECTIVE PAGES
2
Table of Contents
3
1. INTRODUCTION
4
1.5 Control
5
1.6 Outdoor Unit
5
1.7 Tubing Connections
5
1.8 Accessories
5
1.9 Inbox Documentation
5
1.10 Matching Table
6
2. PRODUCT DATA SHEET
7
CONTENTCONTENT
10
3. RATING CONDITIONS
16
4. OUTLINE DIMENSIONS
17
4.4 Outdoor Unit : GC 18
18
4.5 Outdoor Unit : OU7-24
19
4.6 Outdoor Unit : OU8-30
19
5. PERFORMANCE DATA
20
5.3 Pressure Curves
22
5.4 PXD12 ONG12 R410A
24
5.6 Pressure Curves
26
5.7 PXD15 ONG14 R410A
28
5.9 Pressure Curves
30
5.10 PXD18 GC18 R410A
32
5.12 Pressure Curves
34
5.12.2 Heating
35
5.13 PXD18 GC18 3PH R410A
36
5.15 Pressure Curves
38
5.18 Pressure Curves
42
5.19 PXD30 OU8- 30 R410A
44
5.21 Pressure Curves
46
5.22 PXD30 OU8- 30T R410A
48
5.24 Pressure Curves
50
6.1 Single Phase Units
52
6.2 Three Phase Units
52
7. WIRING DIAGRAMS
53
WIRING DIAGRAM
54
---Heat Pump Model
54
7.5 Outdoor Unit: GC 18 3PH
55
8. ELECTRICAL CONNECTIONS
57
9. REFRIGERATION DIAGRAMS
59
9.2 Cooling Only Models
62
10. TUBING CONNECTIONS
63
¼” ⅜” ½” ⅝” ¾”
63
11. CONTROL SYSTEM
64
11.2 Control Function
68
11.3 General Functions
69
11.3.5 Protections
70
11.3.6 Thermistors Operation
70
11.3.7 RV Fault
71
11.3.8 General Features
71
11.4 Cooling Mode
72
11.4.3 Sequence Diagrams
73
(RT - SPT) [
74
11.5 Heating Mode
75
11.6.1 Sequence Diagram
78
11.7.1 Sequence Diagram
79
11.8 Heating, RH Group
80
11.10.2 Sequence Diagrams
83
11.11 Dry Mode
84
11.12 Protection
87
Time [Hr]
94
11.16 System Diagnostics
100
12. TROUBLESHOOTING
101
13.2 Indoor Unit: PXD 9
104
13.3 Indoor Unit: PXD 12
105
13.4 Indoor Unit: PXD 15
106
13.6 Indoor Unit: PXD 18
108
13.7 Indoor Unit: PXD 24
109
13.8 Indoor Unit: PXD 30
110
13.10 Outdoor Unit: ONG 9 ST
112
13.13 Outdoor Unit: ONG 9 RC
115
13.19 Outdoor Unit: GC 18 ST
121
13.20 Indoor Unit: GC 18 ST
122
13.21 Outdoor Unit: GC 18 RC
123
13.22 Outdoor Unit: GC 18 RC
124
14. OPTIONAL ACCESSORIES
143
( as shown on Kit )
149
KIT INSTALLATION: (Fig.2)
150
ELECTRICAL CONNECTIONS
150
Black wire to 7
151
Violet wire to 7
151
Blue wire to 8
151
KIT INSTALLATION : (Fig.3)
152
112342CR-DXP
153
312342HS-DXP
153
APPENDIX A
154
REMOTE CONTROL
182
PROGRAMMING
182
AND OPERATING MANUAL
182
C M Y CM MY CY CMY K
183
PRIOR TO
185
OPERATION
185
MODES OF OPERATION, FUNCTIONS
186
AND FEATURES
186
OPERATION PROCEDURE
188
TIMER OPERATING MODES
191
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