Daikin RWEYQ144PCTJ, Installation Manual

Page 1: ...ion Keep this manual in a handy place for future reference This manual should be left with the equipment owner Lire soigneusement ces instructions avant I installation Concerver ce manuel port e de ma...

Page 2: ...100 9 13 16 250 21 5 8 550 30 11 16 780 9 9 5 5 8 10 8 9 7 7 6 6 6 9 7 5 8 5 8 15 3 8 390 4 3 1 2 11 13 16 300 39 3 8 1000 35 7 16 900 19 11 16 500 Unit in mm 1 2 3 4 4 9 3 5 3 4 8 5 6 6 9 7 1 2 3 4...

Page 3: ...2 Q1 Q2 A1P F1 F2 F1 F2 Q1 Q2 A B C C H SELECTOR A5P 12 A B C C H SELECTOR A5P A B C A B C RWEYQ PCYD figure 10 A B C A B C F1 F1 F2 F2 Q1 Q2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 4 5...

Page 4: ...1 Q2 Q1 Q2 Q1 Q2 A1P A5P 1 4 8 9 5 6 6 6 2 3 RWEYQ PCYD A B C 7 1 4 5 2 3 3 4 3 X2M X1M F1 F2 F1 F2 Q1 Q2 X3M A1P A5P 1 2 RWEYQ PCYD A B C figure 13 figure 12 figure 11 A B C F1 F2 F1 F2 Q1 Q2 Q1 Q2 Q...

Page 5: ...em Heat recovery system 1 2 3 4 5 6 7 8 9 10 11 5 4 12 14 15 16 17 13 figure 17 A B C A B C 1 2 DS1 1 2 3 4 OFF ON O U T I N A1P A5P RWEYQ PCYD A B C A B C 1 DS1 1 2 3 4 OFF ON O U T I N A1P RWEYQ PCT...

Page 6: ...system 4 5 3 2 1 figure 24 1 11 1 2 2 4 3 4 3 5 5 R410A R410A 9 7 7 8 13 9 6 6 16 10 10 10 10 17 12 12 14 15 15 18 18 Heat pump system Heat recovery system 1 2 3 4 figure 26 figure 27 figure 23 1 15...

Page 7: ...d to alert against unsafe practices NOTE Indicates situations that may result in equipment or property damage accidents only DANGER Refrigerant gas is heavier than air and replaces oxygen A massive le...

Page 8: ...r Refrigerant Pip ing and follow the procedures Since R410A is a blend the required additional refrigerant must be charged in its liquid state If the refrigerant is charged in a state of gas its compo...

Page 9: ...5 F 20 35 C Water flow rate 15 9gpm 60L min or more During cooling operation when the outside temperature is very low it is possible that the thermostat switches off automatically in order to protect...

Page 10: ...ead Drain pipe in 1 2FPS 2 female Thread 1 2FPS 2 female Thread General RWEYQ216PCYD CTJ RWEYQ252PCYD CTJ Nominal cooling capacity 2 MBH 216 252 Nominal heating capacity 3 MBH 243 283 5 Nominal input...

Page 11: ...hazard could occur leading to serious injury or death Re fer to the chapter Caution for refrigerant leaks NOTE 1 An inverter air conditioner may cause electronic noise generated from AM broadcasting...

Page 12: ...water drainage channel around the foundation to con densate waste water from around the unit If the unit is to be installed on a roof check the strength of the roof and its drainage facilities first M...

Page 13: ...After the test run has been completed inspect the strainer at the inlet piping of the outside unit Clean it if it is dirty 7 3 Daily service and maintenance 1 Management of water quality The plate typ...

Page 14: ...rinse the inner part of the plate type heat exchanger with care using fresh and clean water 6 When using any cleaning agent sold in the market check in advance that such agent has no corrosive featur...

Page 15: ...re and close the cover firmly WARNING Never connect power supply wiring to the terminal block for remote controller wiring as this could damage the entire system Picking power supply and transmission...

Page 16: ...upply to transmission wiring terminal block Otherwise the entire system may break down Refer to figure 14 1 Branch 2 Subbranching For low noise operation it is necessary to get the optional Exter nal...

Page 17: ...th a non return valve 2 Make sure the pump oil does not flow oppositely into the system while the pump is not working 3 Use a vacuum pump which can evacuate to 500 microns 9 1 Selection of piping mate...

Page 18: ...ide of the flares and turn them three or four times at first Use ester oil or ether oil See the following table for tightening torque Applying too much torque may cause the flares to crack After all t...

Page 19: ...ween the outside unit connection piping kit or between the outside units exceeds 80 in 2m create a rise of 8 in 200mm or more in the gas piping within a length of 80 in 2m from the kit Pattern 1 Patte...

Page 20: ...i 23 3 lbs Total length ft m of liquid piping size at 7 8 0 235 lbs ft 0 37 N m Total length ft m of liquid piping size at 3 8 Total length ft m of liquid piping size at 1 4 Total length ft m of liqui...

Page 21: ...r unit etc this must be prevented by caulking the connections etc WARNING Be sure to insulate connection piping as touching them can cause burns 9 8 Checking of device and installation conditions Be s...

Page 22: ...alve operation procedure CAUTION Do not open the stop valve until 1 6 of 9 8 Checking of device and installation conditions are completed If the stop valve is left open without turning on power supply...

Page 23: ...ings made on a sub unit will be ignored After this close the control box cover Always perform configuration after turning ON the power supply To learn the setting method refer to the Service Precautio...

Page 24: ...Default value 3 Change 2 9 1 3 or 6 in function of required operation method during heating Malfunc tion code Installation error Remedial action E3 E4 F3 F6 UF U2 The stop valve of an out side unit i...

Page 25: ...stem containing a high sensible solution To activate this setting under heating operation change field set ting 2 9 to the appropriate value matching the requirements of the pre designed system contai...

Page 26: ...vate the mild comfort setting under heating operation change field setting 2 52 1 This setting is used in conjunction with setting 2 9 Eco The original refrigerant temperature target which is defined...

Page 27: ...imum concentration level in accordance with steps 1 to 4 below and take whatever action is necessary to comply 1 Calculate the amount of refrigerant lbs kg charged to each sys tem separately NOTE Wher...

Page 28: ...3P365916 17C EM14A009A 1503 HT...