Electra GC 24 RC Service Manual Page 105
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- Table of contents
- TROUBLESHOOTING
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TROUBLESHOOTING
12-2 SM SX Ser1-A.3 GB
No. SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
11 One of the protections is
activated and compressor
is stopped with no
apparent reason.
Control problem or
refrigeration system
problem.
Perform diagnostics to detect
active protection, and take
action accordingly.
12 Compressor motor is noisy
and no suction is present.
Wrong phase order to
compressor.
Check compressor phase
order.
13 Water leakage from indoor
unit.
Indoor unit drainage tube
is blocked.
Check and open drainage
tube.
14 Freezing of outdoor unit in
HEAT Mode and outdoor
unit base is blocked with
ice.
Connect base heater.
15 Unit operates with wrong
fan speeds or wrong
frequency.
Wrong jumper settings. Perform diagnostics to obtain
unit model or if operating by
EEPROM parameters.
16 Filter LED comes ON after
512 hours of operation
Clogged air-filter Replace air-filter. Press the
RESET button.
CONTENT
- SX Series R410A 1
- LIST OF EFFECTIVE PAGES 2
- A SM SX Ser1-A.3 GB 2
- Table of Contents 3
- 1. INTRODUCTION 4
- INTRODUCTION 5
- 1-2 SM SX Ser1-A.3 GB 5
- 1.10 Matching Table 6
- 2. PRODUCT DATA SHEET 7
- 2.2 SX 12 / ONG-12 R410A 8
- 2.3 SX 15 / ONG-14 R410A 9
- 2.4 SX 18 / GC-18 R410A 10
- 2.5 SX 18 / GC-18 3PH R410A 11
- 2.6 SX 24 / OU7-24 R410A 12
- 2.7 SX 24 / OU7-24Z R410A 13
- 2.8 SX 24 / OU7-24T R410A 14
- 2.9 SX 30 / OU8-30 R410A 15
- 2.10 SX 30 / OU8-30T R410A 16
- 3. RATING CONDITIONS 17
- 4. OUTLINE DIMENSIONS 18
- 4.4 Outdoor Unit : GC 18 19
- 4.6 Outdoor Unit : OU8-30 20
- 5. PERFORMANCE DATA 21
- 5.3 Pressure Curves 23
- Outdoor Temp.( WB 24
- Discharge Pressure(Bar[g]) 24
- 5.4 SX 12 / ONG12 R410A 25
- 5-6 SM SX Ser1-A.3 GB 26
- 5.5.1 Cooling 26
- 5.5.2 Heating 26
- 5.6 Pressure Curves 27
- 5-8 SM SX Ser1-A.3 GB 28
- 5.6.2 Heating 28
- 5.7 SX 15 / ONG14 R410A 29
- 5-10 SM SX Ser1-A.3 GB 30
- 5.8.1 Cooling 30
- 5.8.2 Heating 30
- 5-11SM SX Ser1-A.3 GB 31
- 5.9.1 Cooling 31
- 5-12 SM SX Ser1-A.3 GB 32
- 5.9.2 Heating 32
- 5.10 SX 18 / GC18 R410A 33
- 5-15SM SX Ser1-A.3 GB 35
- 5.12.1 Cooling 35
- 5-16 SM SX Ser1-A.3 GB 36
- 5.12.2 Heating 36
- 5.13 SX 18 / GC18 3PH R410A 37
- 5-18 SM SX Ser1-A.3 GB 38
- 5.14.1 Cooling 38
- 5.14.2 Heating 38
- 5.15 Pressure Curves 39
- 5-20 SM SX Ser1-A.3 GB 40
- 5.15.2 Heating 40
- 5-21SM SX Ser1-A.3 GB 41
- 5.17.1 Cooling 42
- 5.17.2 Heating 42
- 5-22 SM SX Ser1-A.3 GB 42
- 5.18 Pressure Curves 43
- 5-24 SM SX Ser1-A.3 GB 44
- 5.18.2 Heating 44
- 5.19 SX 30 / OU8- 30 R410A 45
- 5-26 SM SX Ser1-A.3 GB 46
- 5.20.1 Cooling 46
- 5.20.2 Heating 46
- 5.21 Pressure Curves 47
- 5-28 SM SX Ser1-A.3 GB 48
- 5.21.2 Heating 48
- 5.22 SX 30 / OU8- 30T R410A 49
- 5-30 SM SX Ser1-A.3 GB 50
- 5.23.1 Cooling 50
- 5.23.2 Heating 50
- 5-31SM SX Ser1-A.3 GB 51
- 5.24.1 Cooling 51
- 5-32 SM SX Ser1-A.3 GB 52
- 5.24.2 Heating 52
- 6.1 Single Phase Units 53
- 6.2 Three Phase Units 53
- 7. WIRING DIAGRAMS 54
- WIRING DIAGRAM 55
- ---Heat Pump Model 55
- 7.5 Outdoor Unit: GC 18 3PH 56
- 7.7 Outdoor Unit: OU7-24Z 57
- WIRING DIAGRAMS 58
- 7-5SM SX Ser1-A.3 GB 58
- 8. ELECTRICAL CONNECTIONS 59
- 8-2 SM SX Ser1-A.3 GB 60
- 8.3 PX 18, 24, 30 3PH 60
- 9. REFRIGERATION DIAGRAMS 61
- REGRIGERATION DIAGRAMS 62
- 9-2 SM SX Ser1-A.3 GB 62
- 9.1.2 SX 24 R410A 62
- REFRIGERATION DIAGRAMS 63
- 9-3SM SX Ser1-A.3 GB 63
- 9.1.3 SX 24 / OU7-24Z R410A 63
- 9-4 SM SX Ser1-A.3 GB 64
- 9.1.4 SX 30 R410A 64
- 9.2 Cooling Only Models 65
- 10. TUBING CONNECTIONS 66
- ¼” ⅜” ½” ⅝” ¾” 66
- 11. CONTROL SYSTEM 67
- 11-2 SM SX Ser1-A.3 GB 68
- 11-3SM SX Ser1-A.3 GB 69
- 11-4 SM SX Ser1-A.3 GB 70
- 11.1.5 Display Board :LEXAN 70
- 11.1.7 Legend : 70
- 11.2 Control Function 71
- 11.3 General Functions 72
- 11.3.5 Protections 73
- 11.3.6 Thermistors Operation 73
- 11.3.7 RV Fault 74
- 11.3.8 General Features 74
- 11.4 Cooling Mode 75
- 11.4.3 Sequence Diagrams 76
- (RT - SPT) [ 77
- 11.5 Heating Mode 78
- 11-13SM SX Ser1-A.3 GB 79
- 11-14 SM SX Ser1-A.3 GB 80
- 11.6.1 Sequence Diagram 81
- 11.7.1 Sequence Diagram 82
- 11.8 Heating, RH Group 83
- 11-18 SM SX Ser1-A.3 GB 84
- 11-19SM SX Ser1-A.3 GB 85
- 11.10.2 Sequence Diagrams 86
- 11.11 Dry Mode 87
- Time [min] 88
- 11.12 Protection 90
- Time [Hr] 97
- RC/ST TEST 99
- LEDS OFF 99
- DISCONNECT 99
- CONTROL SYSTEM 100
- 11-34 SM SX Ser1-A.3 GB 100
- 11.16 System Diagnostics 103
- 12. TROUBLESHOOTING 104
- TROUBLESHOOTING 105
- 12-2 SM SX Ser1-A.3 GB 105
- 13-1SM SX Ser1-A.3 GB 106
- 13.2 Indoor Unit: SX 9 107
- 13.3 Indoor Unit: SX 12 108
- 13.4 Indoor Unit: SX 15 109
- 13-5SM SX Ser1-A.3 GB 110
- 13.6 Indoor Unit: SX 18 111
- 13.7 Indoor Unit: SX 24 112
- 13.8 Indoor Unit: SX 30 113
- 13-9SM SX Ser1-A.3 GB 114
- 13.10 Outdoor Unit: ONG 9 ST 115
- 13-12 SM SX Ser1-A.3 GB 117
- 13.13 Outdoor Unit: ONG 9 RC 118
- 13-15SM SX Ser1-A.3 GB 120
- 13-17SM SX Ser1-A.3 GB 122
- 13.19 Outdoor Unit: GC 18 ST 124
- 13.20 Indoor Unit: GC 18 ST 125
- 13.21 Outdoor Unit: GC 18 RC 126
- 13.22 Outdoor Unit: GC 18 RC 127
- 13-23SM SX Ser1-A.3 GB 128
- 13-25SM SX Ser1-A.3 GB 130
- *Optional 130
- 13-29SM SX Ser1-A.3 GB 134
- 13-31SM SX Ser1-A.3 GB 136
- 13-33SM SX Ser1-A.3 GB 138
- 13-36 SM SX Ser1-A.3 GB 141
- 13-39SM SX Ser1-A.3 GB 144
- 13-41SM SX Ser1-A.3 GB 146
- 14. OPTIONAL ACCESSORIES 148
- OPTIONAL ACCESSORIES 150
- 14-3SM SX Ser1-A.3 GB 150
- 1PH Unit 153
- 3PH Unit 153
- Capillary loop 153
- Plastic tie 153
- ( as shown on Kit ) 154
- KIT INSTALLATION: (Fig.2) 155
- ELECTRICAL CONNECTIONS 155
- Black wire to 7 156
- Violet wire to 7 156
- Blue wire to 8 156
- KIT INSTALLATION : (Fig.3) 157
- 112342CR-DXP 158
- 312342HS-DXP 158
- APPENDIX A 159
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