Design and Technical Manual

CONTENTS
6. SYSTEM DESIGN
1. SYSTEM DESIGN .........................................................................
06 - 01
1-1. SYSTEM OUTLINE ................................................................................
06 - 01
1-2. REFRIGERANT SYSTEM ......................................................................
06 - 02
1-3. WIRING SYSTEM ...................................................................................
06 - 07
1-4. MOUNTING POSITION ..........................................................................
06 - 08
2. PIPING DESIGN ............................................................................
06 - 10
2-1. IMPORTANT ITEMS WHEN USING NEW REFRIGERANT (R410A) ...
06 - 10
2-2. PIPING LIMITATION ..............................................................................
06 - 12
2-3. PIPE SIZE ...............................................................................................
06 - 14
2-4. SELECTION OF PIPE HEAT INSULATING MATERIAL .......................
06 - 16
2-5. ADDITIONAL CHARGE CALCULATION ..............................................
06 - 17
2-6. EXAMPLE OF PIPING DESIGN ............................................................
06 - 18
3. INSTALLATION .............................................................................
06 - 26
3-1. OUTDOOR UNIT ....................................................................................
06 - 26
3-2. SEPARATION TUBE ..............................................................................
06 - 29
3-3. BRANCH BOX .......................................................................................
06 - 31
4. WIRING DESIGN ...........................................................................
06 - 37
4-1. ELECTRICAL WIRING ...........................................................................
06 - 37
4-2. POWER SUPPLY CABLE WIRING ........................................................
06 - 39
4-3. TRANSMISSION LINE ...........................................................................
06 - 43
4-4. CONTROLLER CABLE WIRING ...........................................................
06 - 46
5. FUNCTION SETTINGS .................................................................
06 - 50
5-1. OUTDOOR UNIT ....................................................................................
06 - 50
5-2. INDOOR UNIT (setting by jumper wire) ...............................................
06 - 54
5-3. INDOOR UNIT (setting by wireless remote controller) ......................
06 - 55
5-3-1. UTY-LNHUM/AR-RAH1U ........................................................................................
06 - 56
5-3-2. AR-RED1U ...............................................................................................................
06 - 61
5-3-3. AR-REG1U ...............................................................................................................
06 - 66
5-4. INDOOR UNIT (setting by wired remote controller) ...........................
06 - 71
5-5. INDOOR UNIT (setting by simple remote controller) .........................
06 - 75
5-7. CENTRAL REMOTE CONTROLLER ....................................................
06 - 83
5-8. WIRED REMOTE CONTROLLER .........................................................
06 - 86