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Daikin RZVFQ50 Installation Manual

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  • Page 17 DAIKIN AIRCONDITIONING IND/A PVT. LTD. 12th Floor, Building No. 9, Tower A, DLF Cyber City, DLF Phase - 111 Gurgaon - 122002, Haryana (India) Tel : +91-124-4555444 Fax: +91-124-4555333...
  • Page 34 DAIKIN AIRCONDITIONING IND/A PVT. LTD. 12th Floor, Building No. 9, Tower A, DLF Cyber City, DLF Phase - 111 Gurgaon - 122002, Haryana (India) Tel : +91-124-4555444 Fax: +91-124-4555333...
  • Page 35 INSTALLATION MANUAL DAIKIN SPLIT SYSTEM Air Conditioners MODEL Ceiling mounted cassette type (Non Sensing flow model) FCVFQ50AV16 English FCVFQ71AV16 FCVFQ90AV16 FCVFQ100AV16 FCVFQ125AV16 FCVFQ140AV16 FCFQ90AV16 FCFQ100AV16 FCFQ125AV16 FCFQ140AV16 READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE.

  • Page 36: Table Of Contents

    DAIKIN FCVFQ50AV16 FCFQ90AV16 Installation manual FCVFQ71AV16 FCFQ100AV16 FCVFQ90AV16 FCFQ125AV16 FCVFQ100AV16 FCFQ140AV16 SPLIT SYSTEM FCVFQ125AV16 Air Conditioners FCVFQ140AV16 CONTENTS 1. SAFETY PRECAUTIONS ________________ 2. BEFORE INSTALLATION 3. SELECTING INSTALLATION SITE 4. PREPARATIONS BEFORE INSTALLATION 5. INDOOR UNIT INSTALLATION 6. REFRIGERANT PIPING WORK 7.
  • Page 37 • If refrigerant gas leaks during installation, ventilate the area immediately. Toxic gas may be produced if the refrigerant comes into contact with fire. • After completing installation, check for refrigerant gas leakage. Toxic gas may be produced if the refrigerant gas leaks into the room and comes into contact with a source of fire, such as a fan heater, stove or cooker.

  • Page 38: Before Installation

    2. BEFORE INSTALLATION Do not exert pressure on the resin parts when opening the unit or when moving it after opening. Be sure to check the type of R32 refrigerant to be used before doing any work. (Using an incorrect refrigerant will prevent normal operation of the unit.) •...
  • Page 39 Table 1 Cassette IDU Accessories Model No. Name of option Remark FCFQ90, 100,125, 140AV16; FCVFQ50,71,90, 100,125, 140AV16 Standard Panel Fresh White BYCQ1 25EAF6 1 Outlet Sealing material of air discharge KDBH551C160 outlet (Note 1) 2 Outlet KDBH552C160 Panel spacer KDB55J160F Insulation kit for high humidity KDTP55K80B NOTE...

  • Page 40: Selecting Installation Site

    2. Items to be checked at time of delivery * Also review the "1. SAFETY PRECAUTIONS" Items to be checked Check Has the field setting done (as necessary)? Did you attach the control box lid, the air filter, and suction grille? Does the cold air blow properly during the cooling operation? Did you explain about operations while showing the instruction manual to your customer? Did you hand the instruction manual over to your customer?
  • Page 41 H (mm) Model BYCQ125EAF6 FCV FQ 50 · 71 AV16 FCV FQ90, 100, 1 25, 140AV16 FCFQ90100125. 1 40AV16 * At least : At least 1500mm : 1500mm from a wall At least 2000mm (NOTE) At least 4000mm Fig. 2 NOTE--.

  • Page 42: Preparations Before Installation

    4. PREPARATIONS BEFORE INSTALLATION (1) Relation of ceiling opening to unit and suspension bolt position. Refrigerant ::::::-- en piping 'r---tt---+,•Y � -� - :El a. :!: Hanger � : = C> ::::, ..: -- Suspension bracket - - -------+--------- _§...
  • Page 43 ■ Installation is possible when ceiling opening dimensions is as follows. • When installing the unit within the frame for fixing false ceiling. (Opening dimension inside the flame for ceilin Frame False ceiling •91_0 � (Ceiling opening d1mens1on) (Ceiling-panel overlapping dimension) (Dimension inside frame) Fig.

  • Page 44: Indoor Unit Installation

    5. INDOOR UNIT INSTALLATION Installing optional accessories (except for the decoration panel) before installing the indoor unit is easier. As for the parts to be used for installation work, be sure to use the provided accessories and specified parts designated by our company. 5.1 FOR NEW CEILINGS (1-1) Install the indoor unit temporarily.
  • Page 45 (1-4) Check the unit is horizontally level. (Refer to Fig.13) • The indoor unit is equipped with a built-in drain pump and float switch. Verify that it is level by using a level or a water-filled vinyl tube. - & CA U TION •...

  • Page 46: Refrigerant Piping Work

    6. REFRIGERANT PIPING WORK • For the outdoor unit refrigerant piping, refer to the installation manual of the outdoor unit. • Carry out insulation of both gas and liquid refrigerant piping securely. If not insulated, it may cause water ° leakage.
  • Page 47 • If there is no torque wrench, use Table 4 as a rule of thumb. When tightening a flare nut with a spanner harder and harder, there is a point where the tightening torque suddenly increases. From that position, tighten the nut additionally the angle shown in Table 4. After the work is finished, check securely that there is no gas leak.

  • Page 48: Drain Piping Work

    • Before brazing refrigerant piping, have nitrogen flow through the refrigerant piping and substitute air with nitrogen (NOTE 1) (Refer to Fig. 17). Then, carry out brazing (NOTE 2). After all the brazing works are finished, carry out flare connection with the indoor unit. (Refer to Fig. 16) Pressure reducing valve Tapi ing pla...
  • Page 49 • Use the attached drain hose (1) and Metal clamp (2). • Insert the drain hose into the drain socket up to the base, and tighten the metal clamp securely within the portion of a white tape of the hose-inserted tip. Tighten the metal clamp until the screw head is less than 4 mm from the hose.
  • Page 50 (2) A fter piping work is finished, check if drainage flows smoothly. WHEN ELECTRIC WIRING WORK IS FINISHED • Add approximately 1 L of water slowly from the air outlet and check drainage flow. (Refer to Fig.23) • Check drainage flow during COOL running, explained under "12. TEST OPER A TION". •...
  • Page 51 Drain sockets (Check the drainage now.) en E co E Service drain outlet (with rubber plug) �o (Use this outlet to drain water from <( ,..the drain pan.) Plastic watering can {Tube should be about 100mm long.) <Adding water through air discharge outlet> [Method of adding water] Fig.

  • Page 52: Electric Wiring Work

    8. ELECTRIC WIRING WORK • Electric wiring work must be conducted by electrician authorized by power companies. (Only licensed electrician can conduct electric work and earth connections.) • All wiring must be performed by an authorized electrician. • A circuit breaker capable of shutting down power supply to the entire system must be installed. •...
  • Page 53 / • Protect the wire and the wiring through hole area for wirings [Processi n g method of wi r i n g through hole] of the transmission , earth in order to prevent the intrusion of water and small animals into the air Wiring through hole conditioner after the system is wired.
  • Page 54 -& C A U T ION ---------------------------- • Shape the wires and attach the control box lid securely so that wires will not be caught. (Caught wires and risen lid may cause an electric shock or fire.) Precautions to be taken for power supply wiring Use a round crimp-style terminal for connection to the power supply terminal block.

  • Page 55: Wiring Example

    9. WIRING EXAMPLE -& C A U TION -----------------------­ Be sure to install an earth leakage breaker to the outdoor unit. Installation of an earth leakage breaker is mandated to avoid electric shocks or fire. For the wiring of outdoor units, refer to the installation manual attached to the outdoor units. Confirm the system type.

  • Page 56: Field Setting

    11. FIELD SETTING <<Refer to also the installation manual attached to the outdoor unit.>> -& CAUTION---------------------------­ Before carrying out field setting, check the items mentioned in the clause 2 "1. Items to be checked after completion of work'' on page 39. •...
  • Page 57 Table7 FIRST SECOND Setting Mode No. CODE No. CODE No. Operates Fan operates / stops during thermo OFF 11 (21) (Cooling • heating) Stops (Extra low) Fan speed during cooling thermostat OFF 12 (22) Setting (Extra low) Fan speed during heating thermostat OFF 12 (22) Setting 11-6 SETTING FILTER SIGN...

  • Page 58: Test Operation

    12. TEST OPERATION -& CAUTION -----------------------­ When performing field setting or test operation without attaching the decoration panel, do not touch the drain pump. This may cause electric shock. <Complete all the "1. Items to be checked after the installation work is completed" on page 39. Please also refer to the installation manual attached to outdoor unit.>...
  • Page 59 12-1 CAUTIONS FOR SERVICING With the power on. Troubles can be monitored on the remote controller. • If the air conditioner does not operate normally after installing the air conditioner. a malfunction shown in the table below may happened. Remote controller display Malfunction •...
  • Page 60 12-2 MALFUNCTION CODE LIST • For places where the Malfunction code is lefe blank , the "�" indication is not displayed . Though the system continues operating, be sure to inspect the system and make repairs as necessary • Depending on the type of indoor or outdoor unit the Malfunction code may or may not be displayed. code Malfunction/ Remarks Safety device operates.
  • Page 61 Instantaneous over current/ possible earth fault or short in the compressor motor Compressor lock (Outdoor Unit) Input over-current detection (Outdoor Unit) 1gh pressure contra In coo mg OL activation (compressor overload) (Outdoor Unit) ystem shutdown due to temperature abnormality In compressor ( utdoor Umt) Compressor sensor system abnormality (Outdoor Unit) Position sensor abnormality (Outdoor Unit) DC voltage/current sensor abnormality (Outdoor Unit)
  • Page 62 13.CAUTION {RZVFQ50,71AV16) (for example,when moving or How to execute a pumping-down THIS IS NECESSARY FOR AFTER reinstalling an indoor or outdoor unit) The outdoor unit is equiped with a high pressure switch to protect the compressor. SERVICE, SO PLEASE REQUEST Caution I Never short-circuit the high pressure switch during pump-down operation.

  • Page 63: Cautio

    13.1 CAUTION (RZFQ90,100AV16) THIS IS NECESSARY FOR AFTER • Making a record of the added refrigerant charge amount Be sure to record the piping length and added refrigerant charge amount or refrigerant recharge amount SERVICE, SO PLEASE REQUEST with an oil-based or other indelible marker so the figures will not fade over time. This information is necessary for after service and maintenance.
  • Page 64 13.2 CAUTION (RZVFQ125,140 AY16, RZFQ125, 140 AY16) How to execute a pumping-down • Caution when servicing the switch box (for example, when moving or reinstalling an indoor or outdoor unit) 1. Be sure to check using a tester that the power supply is turned off at a terminal strip before service inspection.
  • Page 65 How to confirm of running cond ition by LED AND 7 SEGMENT DISPL AY When power supply turns "ON", LED of printed board (A 1 P) of outdoor side can confirm details as following. LED light ON © : LED light OFF : LED flash �...

  • Page 67: Refrigerant Recovery

    15. REFRIGERANT RECOVERY Fi 9. 1 Pressure guage [Working procedure] n oor t= " ' =-:71 :e;i 1.Recovery retaining oil in existing gas pipe Approx. 1 min Liq. stop valve Close gas stop valve (liquid stop valve: open) I ®> and recovery refrigerant from gas stop valve port.(Fig.1) 2.Recovery retaining oil in existing liquid pipe Approx.1 min Recovery refrigerant from liquid stop valve port.(Fig.2)
  • Page 68 DAIKIN AIRCONDITIONING IND/A PVT. LTD. 12th Floor, Building No. 9, Tower A, DLF Cyber City, DLF Phase - 111 Gurgaon - 122002, Haryana (India) Tel : +91-124-4555444 Fax: +91-124-4555333...
  • Page 69 OPERATION MANUAL DAIKIN SPLIT SYSTEM Air Conditioners MODEL Ceiling mounted cassette type (Non Sensing flow model) FCVFQ50AV16 FCVFQ71AV16 English FCVFQ90AV16 FCVFQ100AV16 FCVFQ125AV16 FCVFQ140AV16 FCFQ90AV16 FCFQ100AV16 FCFQ125AV16 FCFQ140AV16...
  • Page 70 Thank you for purchasing this Daikin air conditioner. Carefully read this operation manual before using the air conditioner. It will tell you how to use the unit properly and help you if any trouble occurs. This manual explains about the indoor unit only. Use it along with the operation manual for the outdoor unit. After...
  • Page 71 ■ DISPOSAL REQUIREMENTS Disposal requirements Your air conditioning product is marked with this symbol. This means that electrical and electronic products shall not be mixed with unsorted house­ hold waste. Do not try to dismantle the system yourself: the dismantling of the air conditioning system, treatment of the refrigerant, of oil and of other parts must be done by a qualified installer in accordance with relevant local and national legislation.
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  • Page 82 DAIKIN AIRCONDITIONING IND/A PVT. LTD. 12th Floor, Building No. 9, Tower A, DLF Cyber City, DLF Phase - 111 Gurgaon - 122002, Haryana (India) Tel : +91-124-4555444 Fax: +91-124-4555333 3P727715-1...

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