Electra OU7-24 RC Manual de servicio Pagina 63
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11-8
CONTROL SYSTEM
Revision Y06-02 Service Manual - KN Series
11.4 Cooling Mode
11.4.1 Cooling Mode – General
a. Mode Definition
Mode: COOL, AUTO (at Cooling)
Temp: Selected desired temperature.
Fan: HIGH, MED, LOW, AUTO.
Timer: Any
I-FEEL: ON or OFF
b. Room Temperature, RT, is detected by:
x RAT in normal operation, or
x RCT (R/C sensor) in I-FEEL mode.
c. Indoor Coil Temp is detected by ICT.
d. Outdoor Coil Temp is detected by OCT.
11.4.2 Control Functions
a. COMP Operation
ON
OFF
RT-SPT
0
1
COMP
b. OFAN Operation
x In normal operation OFAN operates together with the COMP.
c. IFAN Operation
x IFAN will operate in ANY speed regardless the ICT or COMP state.
x IFAN speed will be determined according to user selection or
AUTO-FAN logic
d. RV and HEATERS outputs
x RV and HEATERS are in OFF state in COOL mode.
CONTENT
- KN Cassette R410A Series 1
- LIST OF EFFECTIVE PAGES 2
- Table of Contents 3
- 1. INTRODUCTION 4
- 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
- 2.2 KN 24 / OU7-24T R410A 8
- 2.3 KN 30 / OU8-30 R410A 9
- 2.4 KN 30 / OU8-30T R410A 10
- 2.5 KN 36 / OU10-36 R410A 11
- OUTDOOR 11
- PRODUCT DATA SHEET 12
- 3. RATING CONDITIONS 14
- 4. OUTLINE DIMENSIONS 15
- 4.2 Outdoor Unit: OU7-24 16
- 4.3 Outdoor Unit: OU8-30 16
- OUTLINE DIMENSIONS 17
- 5. PERFORMANCE DATA 18
- 5.2.1 Heating 19
- 5.3.1 Cooling 20
- 5.3.2 Heating 21
- 5.4 KN30 / OU8-30 R410A 22
- 5.5.1 Heating 23
- 5.6 KN30 / OU8-30T R410A 24
- 5.7.1 Heating 25
- 5.8 Pressure Curves 26
- 5.8.2 Heating 27
- 5.9 Pressure Curves 28
- -10 -5 0 5 10 15 20 29
- 5.9 KN36 / OU10-36 R410A 30
- 5.10.1 Heating 31
- 5.11 Pressure Curves 32
- 5.12 KN36 / OU10-36T R410A 34
- 5.13.1 Heating 35
- 5.14 Pressure Curves 36
- 5.14.2 Heating: 37
- 5.15 KN45 / OU10-47T R410A 38
- 5.16.1 Heating 39
- 5.17 Pressure Curves 40
- 5.17.2 Heating 41
- 6. ELECTRICAL DATA 42
- ELECTRICAL DATA 43
- 7. WIRING DIAGRAMS 44
- WIRING DIAGRAMS 45
- 7.6 Outdoor Unit: OU10-36 46
- 7.7 Outdoor Unit: OU10-36T 47
- 7.8 Outdoor Unit: OU10-47T 47
- 8. ELECTRICAL CONNECTIONS 48
- 9. REFRIGERATION DIAGRAMS 49
- 9.1.2 KN 30 R410A 50
- REFRIGERATION DIAGRAMS 51
- 9.1.3 KN 36 R410A 51
- 9.1.4 KN 36T R410A 52
- 9.1.5 KN 45T R410A 53
- 9.2 Cooling Only Models 54
- 10. TUBING CONNECTIONS 55
- ¼” ⅜” ½” ⅝” ¾” 55
- 11. CONTROL SYSTEM 56
- CONTROL SYSTEM 57
- 11.2 Control Function 59
- 11.3 General Functions 60
- 11.3.5 Protections 61
- 11.3.6 Thermistors Operation 61
- 11.3.7 RV Fault 62
- 11.3.8 General Features 62
- 11.4 Cooling Mode 63
- 11.4.3 Sequence Diagrams 64
- (RT - SPT) [ 65
- 11.5 Heating Mode 66
- 50)2( tt ICTandSPTRT 68
- 11.6 Heating, RC or SH Group 69
- 11.7.1 Sequence Diagram 70
- 11.8 Heating, RH Group 71
- 11.10.2 Sequence Diagrams 74
- 11.11 Dry Mode 75
- 11.11.2 DRY, SH or RH group 77
- 11.12 Protection 78
- Time [Hr] 85
- 11.16 System Diagnostics 91
- 12. TROUBLESHOOTING 92
- TROUBLESHOOTING 93
- 13.5 Indoor Unit: KN 36 98
- 13.6 Indoor Unit: KN 45 99
- *Optional 102
- 14. OPTIONAL ACCESSORIES 130
- Service Manual - KN Series 132
- OPTIONAL ACCESSORIES 132
- Revision Y06-02 132
- APPENDIX A 136
- CONTENTS 137
- INSTALLATION 138
- NAMES AND FUNCTIONS 140
- OPERATION ATTENTION 141
- TEMPORARY OPERATIONS 142
- ADJUSTING AIR FLOW DIRECTION 142
- MAINTENANCE 143
- RESTART AFTER A LONG TIME 145
- TROUBLES AND CAUSES 146
- REPARATION 147
- PRECAUTION 149
- INSTALLATION INFORMATION 150
- ATTACHED FITTINGS 151
- INSTALLATION PLACE 152
- INDOOR UNIT INSTALLATION 153
- CAUTIONS 154
- OUTDOOR UNIT INSTALLATION 156
- INSTALL THE CONNECTING PIPE 157
- Flaring the nuts 158
- Use the market brass pipe 158
- Operate the stop valves 160
- CHECK THE LEAKAGE 160
- CONNECT THE DRAIN PIPE 161
- WIRING 163
- 3. ELECTRICAL CONNECTIONS 164
- Figure 36: Three Phase Units 165
- 3.2 Interconnecting cable 165
- Chart 38 167
- TEST OPERATION 168
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