Si18-201
Table of Contents v
3.38 JIS Mode ..............................................................................................167
3.39 Pump Down Operation.........................................................................168
3.40 Protection Control of SkyAir Indoor Units.............................................169
Part 6 Flow of Refrigerant ........................................................171
1. Flow of Refrigerant..............................................................................172
1.1 Flow of Refrigerant...............................................................................172
1.2 Standby Operation (Cooling)................................................................173
1.3 Equalizing Control (Cooling).................................................................174
1.4 Oil Return Operation (Cooling).............................................................175
1.5 Low Outside Air Temperature Cooling .................................................176
1.6 All-Room Operation (Cooling) ..............................................................177
1.7 Multi-Room Operation (No Surplus Refrigerant) (Cooling)...................178
1.8 Multi-Room Operation (Cooling) (with Surplus Refrigerant).................179
1.9 1-Room Operation — Indoor Unit with Large Capacity (Cooling) ........180
1.10 1-Room Operation — Indoor Unit with Small Capacity
(2.5 kW) (Cooling) ................................................................................181
1.11 Standby Operation (Heating)................................................................182
1.12 Equalizing Control (Heating) ................................................................183
1.13 Oil Return Operation (Heating).............................................................184
1.14 Defrost Operation ................................................................................185
1.15 All-Room Operation (Heating)..............................................................186
1.16 Multi-Room Operation (with non-Operating Room Unit) (Heating).......187
1.17 Multi-Room Operation (Heating) ..........................................................188
1.18 1-Room Operation — Indoor Unit with Large Capacity (Heating) ........189
1.19 1-Room Operation — Indoor Unit with Small Capacity
(2.5 kW) (Heating)................................................................................190
Part 7 Operations ......................................................................191
1. Remote Controller...............................................................................192
1.1 Wireless Remote Controller .................................................................192
1.2 Wired Remote Controller......................................................................202
Part 8 Operating Test ............................................................... 205
1. Operating Test ....................................................................................206
1.1 Operating Test......................................................................................206
1.2 Test Operation Switch..........................................................................209
1.3 Pump Down Operation Switch .............................................................210
1.4 Record of the Installation Position........................................................211
2. Method of Field Set.............................................................................212
2.1 Field Setting .........................................................................................212
2.2 Group Number Setting for Central Remote Control .............................220
2.3 Interface Adaptor for Room Airconditioner <KRP928A1S>..................221
2.4 Precautions: For RMK140J / RMX140J Outdoor Unit Users................223
Part 9 Service Diagnosis........................................................... 225
1. Troubleshooting - Split Type Indoor Unit.............................................226
1.1 Troubleshooting with the Operation Lamp ...........................................226
1.2 Service Check Function .......................................................................228
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