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System air conditioner

INSTALLATION MANUAL

REYQ8PY1
REYQ10PY1
REYQ12PY1
REYQ14PY1
REYQ16PY1

00_CV_3P201178-3B.fm  Page 1  Friday, May 18, 2007  3:25 PM

Summary of Contents for VRV III REYQ10PY1

Page 1: ...System air conditioner INSTALLATION MANUAL REYQ8PY1 REYQ10PY1 REYQ12PY1 REYQ14PY1 REYQ16PY1 00_CV_3P201178 3B fm Page 1 Friday May 18 2007 3 25 PM ...

Page 2: ...YQ32PY1 E RXYQ34PY1 E RXYQ36PY1 E RXYQ38PY1 E RXYQ40PY1 E RXYQ42PY1 E RXYQ44PY1 E RXYQ46PY1 E RXYQ48PY1 E RXYQ50PY1 E RXYQ52PY1 E RXYQ54PY1 E REYQ8PY1 REYQ10PY1 REYQ12PY1 REYQ14PY1 REYQ16PY1 REYQ18PY1 REYQ20PY1 REYQ22PY1 REYQ24PY1 REYQ26PY1 REYQ28PY1 REYQ30PY1 REYQ32PY1 REYQ34PY1 REYQ36PY1 REYQ38PY1 REYQ40PY1 REYQ42PY1 REYQ44PY1 REYQ46PY1 REYQ48PY1 REYQ8PY1B REYQ10PY1B REYQ12PY1B REYQ14PY1B REYQ16...

Page 3: ...ttern 1 Pattern 2 Pattern 3 When installed in serial 1 4 3 4 3 4 3 4 3 1 2 1 1 1 200 300 Pattern 3 2 1 figure 6 1 2 1 2 3 figure 7 1300 1162 1 4 3 2 765 729 631 765 1 2 3 figure 8 4 2 5 1 3 3 6 1 2 3 4 5 6 figure 9 1 2 3 1 2 3 5 6 6 17 7 4 14 16 15 18 15 5 6 10 11 12 9 7 13 8 8 8 8 8 8 5 5 100 100 100 100 100 100 1 2 3 4 figure 5 1 2 3 5 4 6 figure 10 figure 11 figure 12 figure 13 00_CV_3P201178 3...

Page 4: ... 3 4 A1P TOIN DUNIT F1 F2 F1 F2 TOOUT DUNIT F1 F2 F1 F2 6 7 TOIN DUNIT F1 F2 F1 F2 TOOUT DUNIT F1 F2 F1 F2 6 7 5 F1 F2 F1 F2 8 1 2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 1 A1P 2 figure 20 1 2 3 4 5 4 4 6 7 6 5 8 9 10 4 11 11 L1 L2 L3 N 1 2 3 4 figure 21 figure 23 figure 14 A 3 4 1 5 2 B 1 2 figure 15 00_CV_3P201178 3B fm Page 3 Friday May 18 2007 3 25 PM ...

Page 5: ...16 17 1 2 1 3 2 figure 25 1 2 3 10 11 12 4 5 6 7 8 9 13 14 15 16 1 2 3 11 12 10 4 5 6 7 9 8 13 14 15 16 figure 29 figure 30 1 2 3 4 figure 32 1 2 3 4 5 figure 28 figure 24 3 2 4 5 7 2 8 Part A Part B Part C 11 9 10 C A B 1 6 12 13 14 14 00_CV_3P201178 3B fm Page 4 Friday May 18 2007 3 25 PM ...

Page 6: ... closed ambient can lead to oxygen defi ciency Contact your dealer for more information Be sure to use only the specified accessories and parts for instal lation work Failure to use the specified parts may result in water leakage electric shocks fire or the unit falling Install the air conditioner on a foundation strong enough to with stand the weight of the unit A foundation of insufficient stren...

Page 7: ...em into smaller independent systems each containing less than 100kg refrigerant charge For factory charge refer to the unit name plate Important information regarding the refrigerant used This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent gases into the atmosphere Refrigerant type R410A GWP 1 value 1975 1 GWP global warming potential Please fill in with in...

Page 8: ... units If the work conditions in figure 2 do not apply contact your dealer or Daikin directly Refer to figure 2 1 Front side 2 No limit to wall height 3 Service space of front side 4 Service space of suction side For Patterns 1 and 2 in figure 2 Wall height for front side no higher than 1500 mm Wall height on the suction side no higher than 500 mm Wall height for sides no limit If the height is ex...

Page 9: ...in water is sometimes discharged from the outdoor unit when it is running For anti corrosion type use nuts with resin washers If the paint on nut connections comes off the anti corrosion effect may decrease 6 REFRIGERANT PIPING Note All field piping must be installed by a licensed refrigeration techni cian and must comply with relevant local and national regulations After piping work is complete d...

Page 10: ...g Any gas remaining inside may blow off the pinch piping when you dis solve the brazing causing damage Refer to figure 12 1 Pich piping 4 pieces 2 Do not remove the relay piping 3 Pinch piping 4 Procedure 1 Confirm the shutoff valve is closed 5 Procedure 2 Connect a charge hose to the service port of shutoff valve and remove the gas in the pinch piping 6 Procedure 3 After removing the gas in the p...

Page 11: ...r unit 2 and indoor unit 190m Note 1 Assume eqivalent pipe length of REFNET joint to be 0 5m that of REFNET header to be 1m that of BSVQ100 160 to be 4m that of BSVQ250 to be 6m for calculation purposes Total piping length from outdoor unit 2 to all indoor unit 1000m Actual pipe length from first outdoor unit multi connection piping kit to outdoor unit 10m Equivalent pipe length from first outdoor...

Page 12: ...P26M73H KHRP26M73HP Refrigerant branch kit name Example for indoor units connected downstream Example REFNET joint C Indoor units 5 6 7 8 Example REFNET joint B Indoor units 7 8 Example REFNET header Indoor units 1 2 3 4 5 6 Example REFNET header Indoor units 1 2 3 4 5 6 7 8 The thickness of the pipes in the table shows the requirements of Japanease High Pressure Gas Controll low As of Jan 2003 Th...

Page 13: ...1 02 HEAT RECOVER SYSTEM MODEL NAME THE AMOUNT OF REFRIGERANT REYQ8 16PY1 REYQ18 20PY1 REYQ22 24PY1 REYQ26PY1 REYQ28 30PY1 REYQ32 40PY1 REYQ42PY1 REYQ44 46PY1 REYQ48PY1 3 6kg 1 0kg 1 5kg 2 0kg 2 5kg 3 0kg 3 5kg 4 0kg 4 5kg REFRIGERANT AMOUNT FOR EXCEEDING CONNECTION CAPACITY OF INDOOR UNIT INDOOR CONNECTION CAPACITY MORE THAN 100 120 OR LESS MORE THAN 120 130 OR LESS MODEL NAME REYQ8 32PY1 REYQ34 ...

Page 14: ...of reversed phase lose phase momentary blackout or the power goes on and off while the prod uct is operating attach a reversed phase protection circuit locally Running the product in reversed phase may break the compres sor and other parts 7 1 Power circuit safety device and cable requirements A power circuit see the following table must be provided for con nection of the unit This circuit must be...

Page 15: ... wiring should be secured separately to the hook using the included clamp 1 The ground wiring should be bound to the power wiring using the included clamp 1 to prevent outside force from being applied to the terminal area Refer to figure 23 1 Power supply 3N 380 415V 50Hz 2 Earth leakage circuit breaker 3 Branch switch Overcurrent breaker 4 Ground wire 5 EL COMPO BOX 1 6 EL COMPO BOX 2 7 Do not op...

Page 16: ...iping follow belows I e if doing work during the rainy season if the actual work takes long enough that condensation may form on the inside of the pipes if rain might enter the pipes during work etc 1 After performing the vacuum drying for two hours pressurize to 0 05 MPa i e vacuum breakdown with nitrogen gas then depressurize down to 100 7 kPa for an hour using the vacuum pump vacuum drying 2 If...

Page 17: ...radation Be sure to use the correct tools The shutoff valve is not a back seat type If forced it to open it might break the valve body When using a service port use the charge hose After tightening the cap make sure no refrigerant gas is leaking Tightening torque The sizes of the shutoff valves on each model and the tightening torque for each size are listed in the table below Size of Shutoff Valv...

Page 18: ...he refrigerant make sure to close the lid of the refrigerant charging port The tightening torque for the lid is 11 5 to 13 9 Nm See Shutoff valve operation procedure in chapter 11 1 for details on how to handle shutoff valves When done or when pausing the refrigerant charging operation close the valve of the refrigerant tank immediately The refrigerant charge port of this product have electric exp...

Page 19: ...y units are con nected in chapter 11 1 To energize the crankcase heater make sure to turn on for 6 hours before starting operation Table Display of normal system 3 Charge the remained refrigerant by additional refrigerant charg ing operation of service mode About the method of additional refrigerant charging operation refer to the Service Precaution labe lower attached on the EL COMPO BOX lid of t...

Page 20: ...OMPO BOX lid the inspection door and the unit casing are all attached 14 CAUTION FOR REFRIGERANT LEAKS Points to note in connection with refrigerant leaks Introduction The installer and system specialist shall secure safety against leakage according to local regulations or standards The following standards may be applicable if local regulations are not available The VRV System like other air condi...

Page 21: ...e floor area 3 Calculating the refrigerant density using the results of the calcu lations in steps 1 and 2 above If the result of the above calculation exceeds the maximum con centration level then make similar calculations for the second then third smallest room and so until the result falls short of the maxi mum concentration 4 Dealing with the situations where the result exceeds the maxi mum co...

Page 22: ...3P201178 3B EM07A014 0705 HT 00_CV_3P201178 3B fm Page 5 Friday May 18 2007 3 25 PM ...

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