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Daikin FXFQ12MVJU, Installation Manual

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Daikin FXFQ12MVJU Installation Manual Download Page 2

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English

1. SAFETY CONSIDERATIONS..........................................2
2. BEFORE INSTALLATION................................................3
3. SELECTING INSTALLATION SITE .................................4
4. PREPARATIONS BEFORE INSTALLATION...................5
5. INSTALLATION PROCEDURES FOR FRESH 

AIR INTAKE DUCT CONNECTION .................................6

6. INDOOR UNIT INSTALLATION.......................................6
7. REFRIGERANT PIPING WORK ......................................7
8. DRAIN PIPING WORK.....................................................8
9. ELECTRIC WIRING WORK...........................................10

10. WIRING EXAMPLE AND HOW TO SET 

THE REMOTE CONTROLLER ......................................10

11. FIELD SETTING ............................................................12
12. INSTALLATION OF THE DECORATION PANEL..........13
13. TEST OPERATION........................................................13

Summary of Contents for FXFQ12MVJU

Page 1: ...VJU FXFQ18MVJU FXFQ24MVJU FXFQ30MVJU FXFQ36MVJU SYSTEM Inverter Air Conditioners INSTALLATION MANUAL Read these instructions carefully before installation Keep this manual in a handy place for future...

Page 2: ...LATION 5 5 INSTALLATION PROCEDURES FOR FRESH AIR INTAKE DUCT CONNECTION 6 6 INDOOR UNIT INSTALLATION 6 7 REFRIGERANT PIPING WORK 7 8 DRAIN PIPING WORK 8 9 ELECTRIC WIRING WORK 10 10 WIRING EXAMPLE AND...

Page 3: ...esult in the equip ment falling and causing injuries Carry out the specified installation work after taking into account strong winds typhoons or earthquakes Improper installation work may result in t...

Page 4: ...ne of transport Leave the unit inside its packaging while moving until reach ing the installation site Where unpacking is unavoidable use a sling of soft material or protective plates together with a...

Page 5: ...t be sufficient enough to eliminate the noise 2 Ceiling height This indoor unit may be installed on ceilings up to 11 5 ft 30 36 13 8 ft in height Refer to the table 3 Air flow direction The below fig...

Page 6: ...rked on the paper pattern for instal lation Refer to it to check for points requiring reinforcing length in 4 PREPARATIONS BEFORE INSTALLA TION 1 Relation of ceiling opening to unit and suspension bol...

Page 7: ...nd a sunken insert sunken anchor or other field supplied parts for new ceilings to reinforce the ceiling to bear the weight of the unit Adjust clearance from the ceiling before proceeding further 5 IN...

Page 8: ...BEFORE INSTALLATION 1 3 Perform steps 4 5 in 6 1 For new ceilings 7 REFRIGERANT PIPING WORK 7 1 GENERAL INSTRUCTIONS For refrigerant piping of outdoor units see the installation man ual attached to t...

Page 9: ...unit Any exposed piping may cause condensation or burns if touched 7 4 Brazing referigerant piping Before brazing local refrigerant piping nitrogen gas shall be blown through the piping to expel air...

Page 10: ...r the operating capacity of the unit NOTE Drain piping connections Do not connect the drain piping directly to sewage pipes that smell of ammonia The ammonia in the sewage might enter the indoor unit...

Page 11: ...ax 3280 ft Total wiring length 6560 ft 2 Indoor unit Remote controller Max 1640 ft 10 WIRING EXAMPLE AND HOW TO SET THE REMOTE CONTROLLER 10 1 HOW TO CONNECT WIRINGS Methods of wiring power supply uni...

Page 12: ...he terminal Tightening torque 0 97ft lbf 10 2 Tightening torque for the terminal screws Use the correct screwdriver for tightening the terminal screws If the blade of screwdriver is too small the head...

Page 13: ...rystal display air filer signs to display the time to clean air filters Change the SECOND CODE NO according to Table 5 depending on the amount of dirt or dust in the room SECOND CODE NO is factory set...

Page 14: ...ON FOR SERVICING of the outdoor unit If any of the items in Table 6 are displayed there may be a problem with the wiring or power so check the wiring again Table 4 Remote control display Content Conce...

Page 15: ...14 MEMO...

Page 16: ...0403 HT 3PN01417 8U EM03A040B Daikin US Corporation 375 Park Avenue Suite 3308 New York NY 10152 www daikinac com info daikinac com...

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