Daikin FXAQ20PV1 Installation Manual

Wall-mounted type vrv system inverter air conditioners

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Operation manual (6 pages)

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INSTALLATION MANUAL

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Summary of Contents for Daikin FXAQ20PV1

Page 1: Installation Manual
INSTALLATION MANUAL English SYSTEM Inverter Air Conditioners Deutsch MODELS Français Wall-mounted type FXAQ20PV1 Español FXAQ25PV1 FXAQ32PV1 FXAQ40PV1 Italiano FXAQ50PV1 FXAQ63PV1 ëëçíéêÜ Nederlands READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE. LESEN SIE DIESE ANWEISUNGEN VOR DER INSTALLATION SORGFÄLTIG DURCH.
Page 2 3P223078-1B...
Page 3: Table Of Contents
FXAQ20PV1 FXAQ40PV1 Installation VRV SYSTEM Inverter Air Conditioners FXAQ25PV1 FXAQ50PV1 manual FXAQ32PV1 FXAQ63PV1 CONTENTS 1. SAFETY PRECAUTIONS....................1 2. BEFORE INSTALLATION ....................2 3. SELECTING INSTALLATION SITE................5 4. INDOOR UNIT INSTALLATION ..................6 5. REFRIGERANT PIPING WORK ..................9 6. DRAIN PIPING WORK ....................12 7.
Page 4: Before Installation
• Make sure that a separate power supply circuit is provided for this unit and that all electrical work is carried out by qualified personnel according to local laws and regulations and this installation manual. An insufficient power supply capacity or improper electrical construction may lead to electric shocks or fire. •...
Page 5 2-1 PRECAUTIONS • Be sure to read this manual before installing the indoor unit. • When selecting installation site, refer to the installation pattern. • This unit, both indoor and outdoor, is suitable for installation in a commercial and light industrial environment.
Page 6 FOR THE FOLLOWING ITEMS, TAKE SPECIAL CARE DURING CONSTRUCTION AND CHECK AFTER INSTALLATION IS FINISHED. a. Items to be checked after completion of work Items to be checked If not properly done, what is likely to occur Check Are the indoor and outdoor unit fixed The units may drop, vibrate or make noise.
Page 7: Selecting Installation Site
3. SELECTING INSTALLATION SITE (1) Select an installation site where the following conditions are fulfilled and that meets with your customer’s approval. • In the upper space (including the back of the ceiling) of the indoor unit where there is no possible dripping of water from the refrigerant pipe, drain pipe, water pipe, etc.
Page 8: Indoor Unit Installation
4. INDOOR UNIT INSTALLATION • Use only accessories and parts which are of the designated specification when installing. CAUTION • Install so that the unit does not tilt to either side or forward. • Do not hold the unit by the horizontal flaps when lifting it. (This may damage the horizontal flaps.) (1) Open the piping through-hole.
Page 9 (3) Remove the screw from the service lid and pull the handle forward. Front panel Axis Service lid Axis Handle Axis Screw Fig. 5 (5) Point the pipe in the direction it will be passed out. For right, bottom-right, and back-right piping (Refer to Fig. 6) Insulating tape (4) •...
Page 10 Drain plug Insulating tube Do not place lubricant (refrigerant oil) when inserting. Make sure This may cause deterioration and water leaks. there are no gaps. Insert using a hexagon wrench (4mm). Fig. 8 (6) Hook the indoor unit onto the installation panel. (Refer to Fig. 9) •...
Page 11: Refrigerant Piping Work
• To avoid the influence of noise from the power supply line on the transmission wiring and the remote controller wiring, these wirings must be kept as far as possible from the power/ground wirings. As shown in the figure, keep the power supply wiring and the ground wiring together. Keep the transmission and remote con- troller wirings together and route them maintaining a good distance from the power supply/ground wirings (that is, on the other side of the power supply/ground wirings).
Page 12 • Be sure to use both a spanner and torque wrench together, as shown Torque wrench in the drawing, when connecting or disconnecting pipes to/from the unit. (Refer to Fig. 12) • Refer to “Table 1” for the dimensions of flare nut spaces. Spanner •...
Page 13 • Before brazing local refrigerant piping, nitrogen gas shall be blown through the piping to expel air from the piping. If your brazing is done without nitrogen gas blowing, a large amount of oxide film develops inside the piping, and could cause system malfunction. •...
Page 14: Drain Piping Work
6. DRAIN PIPING WORK (1) Install the drain piping. (Refer to Fig. 16) • The drain pipe should be short with a downward slope and should prevent air pockets from forming. • Watch out for the points in the Fig. 16 when performing drain work. Make sure the drain Drain hose Drain hose...
Page 15: Electric Wiring Work
• Telephone ground wires or lightning rods: might cause abnormally high electric potential in the ground during lighting storms. 7-2 ELECTRICAL CHARACTERISTICS Units Power supply Fan motor Model Volts Voltage range FXAQ20PV1 0.040 FXAQ25PV1 0.040 FXAQ32PV1 0.040 Max. 264 220 - 240 Min. 198 FXAQ40PV1 0.043...
Page 16: How To Connect Wirings And Wiring Example
CAUTION • Arrange the wires and fix a lid firmly so that the lid does not float during wiring work. • Do not clamp remote controller wiring and transmission wiring together with power supply wiring. Doing so may cause malfunction. •...
Page 17 Precautions to be taken for power supply wiring Use a round crimp-style terminal for connection to the power supply terminal block. In case it cannot be used due to unavoidable reasons, be sure to observe the following instructions. Be sure to peel off the sheath of power supply wiring more than 40 mm. (Refer to Fig. 20) Attach insulation sleeve Round crimp-style terminal Power supply wiring and ground wire...
Page 18 CAUTION • Be sure to attach the sealing material and putty (field supplied) to hole of wiring to prevent the infiltration of water as well as any insects and other small creatures from outside. Otherwise a short-circuit may occur inside the control box. •...
Page 19 2. For group control or use with 2 remote controllers Power supply Outdoor unit Note: It is not necessary to designate indoor unit 220-240V address when using group control. Control box IN/D OUT/D The address is automatically set when power is 50Hz activated.
Page 20 8-3 CONTROL BY 2 REMOTE CONTROLLERS (CONTROLLING 1 INDOOR UNIT BY 2 REMOTE CONTROLLERS) • When using 2 remote controllers, one must be set to “MAIN” and the other to “SUB”. MAIN/SUB CHANGEOVER (1) Insert a screwdriver into the recess between the Upper part of upper and lower part of remote controller and, remote controller...
Page 21: Field Settings
9. FIELD SETTINGS CAUTION When performing field setting or test operation without attaching the decoration panel, do not touch the drain pump. This may cause electric shock. (1) Make sure the service lids are closed on the indoor and outdoor units. (2) Field settings must be made from the remote controller and in accordance with installation conditions.
Page 22: Test Operation
10. TEST OPERATION Make sure the service lids are closed on the indoor and outdoor units. Refer to the installation manual of the outdoor unit. • The operation lamp of the remote controller will flash when an malfunction occurs. Check the malfunction code on the liquid crystal display to identify the point of trouble.
Page 23 3P156215-12U EM09A027B (0909) HT...

This manual is also suitable for:

Fxaq25pv1 Fxaq40pv1 Fxaq32pv1 Fxaq50pv1 Fxaq63pv1

Daikin FXAQ20PV1 Installation Manual

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INSTALLATION MANUAL

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