Table of Contents
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MODEL
RWEYQ72PCYD
RWEYQ84PCYD
RWEYQ144PCYD
RWEYQ168PCYD
RWEYQ216PCYD
RWEYQ252PCYD
Read these instructions carefully before installation.
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 à portée de main pour référence ultérieure.
Ce manuel doit être donné au propriétaire de l'équipement.
Lea cuidadosamente estas instrucciones antes de instalar.
Guarde este manual en un lugar a mano para leer en caso de tener alguna duda.
Este manual debe permanecer con el propietario del equipo.
INSTALLATION MANUAL
System air conditioner
RWEYQ72PCTJ
RWEYQ84PCTJ
RWEYQ144PCTJ
RWEYQ168PCTJ
RWEYQ216PCTJ
RWEYQ252PCTJ
English
Français
Español
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Table of Contents
Related Manuals for Daikin RWEYQ72PCYD
Summary of Contents for Daikin RWEYQ72PCYD
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Page 1: Installation Manual
INSTALLATION MANUAL System air conditioner English MODEL RWEYQ72PCYD RWEYQ72PCTJ RWEYQ84PCYD RWEYQ84PCTJ Français RWEYQ144PCYD RWEYQ144PCTJ RWEYQ168PCYD RWEYQ168PCTJ Español RWEYQ216PCYD RWEYQ216PCTJ RWEYQ252PCYD RWEYQ252PCTJ Read these instructions carefully before installation. Keep this manual in a handy place for future reference. This manual should be left with the equipment owner. -
Page 2: Table Of Contents
≥15-3/8 (390) 2 (PCYD) 2 (PCTJ) ≥35-7/16 ≥19-11/16 21-5/8 (900) (550) (500) figure 1 ≥13/16 ≥13/16 ≥13/16 (20) (20) (20) ∗10 ≥3-15/16 (100) ≤9-13/16 (250) Unit: in. (mm) A: ≥60 in. (1500 mm) B: ≥40 in. (1000 mm) figure 3 figure 2 ≤15-3/4 (400) - Page 3 <RWEYQ-PCYD> [Heat pump system] [Heat recovery system] F2 Q1 Q2 F2 Q1 Q2 TO IN/D UNIT TO OUT/D UNIT TO MULTI UNIT TO IN/D UNIT TO OUT/D UNIT TO MULTI UNIT A B C F1 F2 F1 F2 Q1 Q2 F1 F2 F1 F2 Q1 Q2 A B C A B C...
- Page 4 <RWEYQ-PCYD> <RWEYQ-PCYD> A 1 P F 1 F 2 F 1 F 2 Q 1 Q 2 F1 F2 F1 F2 Q1 Q2 Q1 Q2 Q1 Q2 A 5 P A B C <RWEYQ-PCTJ> <RWEYQ-PCTJ> A 1 P F 1 F 2 F 1 F 2 Q 1 Q 2 A B C F1 F2 F1 F2 Q1 Q2 Q1 Q2 Q1 Q2...
- Page 5 <RWEYQ-PCTJ> <RWEYQ-PCYD> A B C A B C A B C A B C figure 17 figure 18 <RWEYQ-PCTJ> <RWEYQ-PCYD> <RWEYQ-PCTJ> figure 19 [Heat pump system] [Heat recovery system] [13] ∗6 ∗17 figure 20 [A-arrow view] [B-arrow view] figure 21 figure 22...
- Page 6 (Fig. A) (Fig. B) (Fig. C) ≤ ±15˚ [C-arrow view] [D-arrow view] figure 23 [Heat pump system] R410A [Heat recovery system] R410A figure 24 [Heat pump system] [Heat recovery system] figure 25 figure 26 figure 27...
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Page 7: Safety Considerations
RWEYQ72PCYD RWEYQ168PCYD RWEYQ72PCTJ RWEYQ168PCTJ Installation VRV-WIV System RWEYQ84PCYD RWEYQ216PCYD RWEYQ84PCTJ RWEYQ216PCTJ RWEYQ144PCYD RWEYQ252PCYD RWEYQ144PCTJ RWEYQ252PCTJ air conditioner manual CAUTION....Indicates a potentially hazardous situation CONTENTS which, if not avoided, may result in minor or moderate injury. It may also be used to 1. - Page 8 Instruct the customer to keep the area around the unit ified by Daikin are used, fire or explosion may occur. clean. CAUTION NOTE •...
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Page 9: Introduction
Water flow rate: 15.9gpm (60L/min) or more The RWEYQ-PC units can be combined with Daikin VRV series indoor • During cooling operation when the outside temperature is very low, it units for air conditioning purposes. -
Page 10: Technical Specifications
2-5 Technical specifications Compressor RWEYQ72PCYD/CTJ RWEYQ84PCYD/CTJ General RWEYQ72PCYD/CTJ RWEYQ84PCYD/CTJ Oil type Synthetic (ether) oil Synthetic (ether) oil Nominal cooling capacity (2) (MBH) Crankcase heater Nominal heating capacity (3) (MBH) 94.5 Refrigerant type R410A R410A Nominal input cooling / heating (4) (kW) 4.20 / 4.00... -
Page 11: Selection Of Location
SELECTION OF LOCATION Model RWEYQ72PCTJ RWEYQ84PCTJ Power supply This unit does not have specifications for outdoor installation. The unit must be installed indoors (example: machine room, …). Phase Paying attention to the conditions mentioned below, select the place for Frequency (Hz) installation with a prior approval of customer. -
Page 12: Inspecting And Handling The Unit
WARNING NOTE Do not install in the following locations. • Prepare a water drainage channel around the foundation to con- • Locations such as kitchens which contain a lot of mineral oil or steam densate waste water from around the unit. in the atmosphere or where oil may splatter on the unit. -
Page 13: Handling Of The Brazed Plate-Type Heat Exchanger
HANDLING OF THE BRAZED PLATE- 7-3 Daily service and maintenance TYPE HEAT EXCHANGER Management of water quality The plate-type heat exchanger has a structure that does not permit CAUTION dismantling and cleaning, or replacing any parts. Please pay attention carefully to the quality of water to be used for the plate-type heat A brazed plate-type heat exchanger is used for this unit. -
Page 14: Maintenance Of Plate-Type Heat Exchanger
FIELD WIRING [NOTES] (1) The circle marks in the columns for corrosion or scale to develop. (2) Corrosion has a tendency to occur when water temperature is high NOTE (104°F (40°C) or more), and if metals with no protective coating whatever are directly exposed to water, it would be a good idea to •... -
Page 15: General
8-3 General Connect the wire to the terminal block on printed circuit board with care since too much pressure may cause breakage of the printed circuit board. • Make sure to connect the power supply wire to the power supply ter- Field wiring connection: transmission wiring, interlock circuit, pump minal block and to clamp it as shown in figure 8, chapter “Field wiring operation output and Cool/Heat selector. - Page 16 2. Printed circuit board (A1P) Field wiring connection: 3. Mount an insulation sleeve. L1, L2, L3, phase of the power supply wiring should be clamped to the 4. Connection of interlock circuit safety catch using the included clamp material. Do not forget to connect an interlock circuit (an auxiliary a- The green and yellow striped wrapped wires should be used for ground- contact of electromagnetic switch for the water pump) to ing.
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Page 17: In Case Of A Local Setting
REFRIGERANT PIPING CAUTION 〉 〈Precautions when laying power supply wiring CAUTION Use round pressure terminals for connections to the power supply After completing installation, be sure to open the valves. terminal block. (See 9-9 Additional refrigerant charge for details) (Operating the Round pressure Power supply wire unit with the valves shut will break the compressor.) -
Page 18: Protection Against Contamination When Installing Pipes
(straight pipe) of 4-3/4 in. (120 mm) or more is connected to the joint. Precautions when connecting pipes Refer to figure 23 (Fig. C). • See the following table for flare part machining dimensions. • Incorrect installation may cause breakage of outside unit. •... -
Page 19: Heat Recovery System
〈Cautions for installation of multiple outside units〉 If the piping length between the outside unit connection piping kit or The piping between the outside units must be routed level or slightly 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. -
Page 20: Example Of Connection
9-5 Example of connection ∗ In case of a system of switching between cooling and heating, all systems use 2-tube piping (for suction gas piping and liquid piping). No Branch Selector unit is required. English... -
Page 21: Air Tight Test And Vacuum Drying
9-6 Air tight test and vacuum drying 9-8 Checking of device and installation conditions The units were checked for leaks by the manufacturer. Be sure to check the followings. Confirm that the valves are firmly closed before Air tight test or vacuum Make sure there is no faulty power supply wiring or loosing of a nut. -
Page 22: Stop Valve Operation Procedure
9-10 Stop valve operation procedure After the vacuum drying is finished, charge the additional refrigerant in its liquid state through the liquid pipe stop valve service port. Tak- CAUTION ing into account following instructions: • Check that gas and liquid pipe stop valves are closed. Do not open the stop valve until 1-6 of “9-8 Checking of device and •... -
Page 23: Checks After Installation
10. CHECKS AFTER INSTALLATION (1) Check the connection of interlock The outside unit cannot be operated if the circuit interlock circuit has not been connected. WARNING (2)• As necessary, configure the system Always perform configuration after turning settings onsite by using the ON the power supply. -
Page 24: Check Of Normal Operation
〈Cautions for check operation〉 E3 is activated, so On/Off but- • If the system is started within about 12 minutes after the outside/ ton is pressed on the remote Measure the insulation resis- indoor units are turned ON, the compressor will not run and H2P controller, but this does not tance of the compressor to lights up. - Page 25 [2-49]= Te target temperature during simultaneous operation • Hi-sensible/economic (cooling/heating) The refrigerant temperature is set higher/lower (cooling/heating) Default value=5 compared to basic operation. The focus under high sensible mode is Te setting (simultaneous operation) comfort feeling for the customer. h h h h 2.
- Page 26 • Mild Example: Room temperature evolution during cooling Overshoot (during heating operation) or undershoot (during cooling operation) is allowed compared to the requested refrigerant temper- ature, in order to achieve the required room temperature very fast. The overshoot is not allowed from the start up moment. The start up occurs under the condition which is defined by the operation mode above.
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Page 27: Caution For Refrigerant Leaks
1. direction of the refrigerant flow revise the system. Please consult your Daikin supplier. 2. room where refrigerant leak has occurred (outflow of all the refrigerant from the system) Pay a special attention to the place, such as a basement, etc. - Page 28 3P365916-17C EM14A009A (1503) HT...