Daikin FCA125AV16 Installation And Operational Manual
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Daikin FCA125AV16 Installation And Operational Manual

Daikin FCA125AV16 Installation And Operational Manual

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DAIKIN
SPLIT SYSTEM
MODELS
Ceiling mounted cassette type
INDOOR
FCA125AV16
FCA140AV16
CAREFULLY READ THESE INSTRUCTIONS BEFORE INSTALLATION.
KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE.
OUTDOOR
RZCA125AV16
RZCA140AV16
INSTALLATION MANUAL
OPERATIONAL MANUAL
Air Conditioner
Installation Manual .................
Operation Manual ...................
Split Type Air Conditioner
Page No.
01-52
English
53-65

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Summary of Contents for Daikin FCA125AV16

  • Page 1 Ceiling mounted cassette type Page No. INDOOR OUTDOOR Installation Manual ....01-52 English Operation Manual ....53-65 FCA125AV16 RZCA125AV16 Split Type Air Conditioner FCA140AV16 RZCA140AV16 CAREFULLY READ THESE INSTRUCTIONS BEFORE INSTALLATION. KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE.

  • Page 2: Table Of Contents

    READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. NEW REFRIGERANT (R32) SERI ES INSTALLATION MANUAL OF INDOOR 1 ·31 INSTALLATION MANUAL OF OUTDOOR 32.52 FCA125AV16, FCA140AV16 CONTENTS SAFETY PRECAUTIONS ........................BEFORE INSTALLATION........................3 SELECTING INSTALLATION SITE....................5 PREPARATION BEFORE INSTALLATION..................INDOOR UNIT INSTALL ATION......................9 REFRIGERANT PIPING WORK ......................
  • Page 3 • 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 4: 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 5 Table 1 Unit model Optional decoration panel BYCQ125EAF6/EAK FCA125.140AV16 Color : Fresh White NOTE • If you wish to use a optional decoration panel that is not listed in "Table 1" on page 4, select a suitable remote controller after consulting catalogs and technical materials. •...

  • Page 6: 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 7 H(mm) Model BYCQ125EAF6/ FCA125.140AV16 I At least 1500mm At least 2000mm At least 4000mm Fi g . 2 - :D NOTE • The"*" marked space is at least 500 mm wide if the air outlet is closed. In case of also closed corner area (corner area of both left right direction for closing air outlet), it is 200 mm or more.

  • Page 8: Preparation Before Installation

    4. PREPARATIONS BEFORE INSTALLATION (1) Relation of ceiling opening to unit and suspension bolt position. Refrigerant Q) C: ::c· ,--- 1+-++¥ :::::::- cii piping 0 C: - � -� - _g CL :!: c::: O)=,_g Hanger 0 C: ..� = = bracket - 1 -- uspensIon g -�...
  • Page 9 ■ 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 ceiling) Frame False ceiling �7ZZZZZ2. � :'...l._ ___ __J_�zzzzzzzz 1 . . . :e20 :'20 860 -:- •91...

  • Page 10: Indoor Unit Installation

    5. INDOOR UNIT INSTALLATION Installing optional accessories (except for the decoration panel) before installing the indoor unit is easier. However, for existing ceilings, install fresh air inlet component kit and branch duct before installing the unit. As for the parts to be used for installation work, be sure to use the provided accessories and specified parts designated by our company.
  • Page 11 (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 12: Refrigerant Piping Work

    6. REFRIGERANT PIPING WORK • For the outdoor unit refrigerant piping, refer to the installation manual attached to the outdoor unit. • Carry out insulation of both gas and liquid refrigerant piping securely. If not insulated, it may cause water °...
  • Page 13 • 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 14: 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 Taping Brazing place...
  • Page 15 • 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 16 (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 17 Drain sockets (Check the drainage now.) iii E co E Service drain outlet (with rubber plug) �o (Use this outlet to drain water from <C T"" the drain pan.) Plastic watering can (Tube should be about 100mm long.) <Adding water through air discharge outlet> [Method of adding water] Fig.

  • Page 18: 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 19 --------- / - - - - - - - - - - - - - - - - - - - - - - - - - - - - • Protect the wire and the wiring through hole area for wirings [P ro c e ss i ng metho d of w mng throug h hole ] of the transmission earth and the remot e contro ller in order to prevent the intrusion of water and small animals into the air...
  • Page 20 -� C AUTION------------------------ • 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 21: Wiring Example

    9. WIRING EXAMPLE -& C AUTI O N -----------------------­ 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 22 Simultaneous operation system • Connect the remote controller only to the master unit. • The remote controller needs to be wired only to the master unit, it does not need to be connected to the slave units through transition wiring. (Do not connect transition wiring to the slave units.) •...

  • Page 23: Installation Of The Decoration Panel

    remote controllers control Earth leakage Power Supply breaker 50 Hz 230 V Indoor unit Outdoor unit (slave) .-----------, Indoor unit .-----------,�===� (master) Remote Remote controller 1 controller 2 Indoor unit Remote controller Remote controller (Optional accessory) P , p 2 (Optional accessory) Fig.

  • Page 24: Field Setting

    11. FIELD SETTING <<Refer to also the installation manual attached to the outdoor unit.>> CA U TION -----------------------­ Before carrying out field setting, check the items mentioned in the clause 2 "1. Items to be checked after completion of work" on page 4. •...
  • Page 25 11-3 SETTING WHEN AN OPTIONAL ACCESSORY IS ATTACHED • For setting when attaching an optional accessory, refer to the installation manual attached to the optional accessory. 11-4 WHEN USING WIRELESS REMOTE CONTROLLER • When using a wireless remote controller, it is necessary to set the wireless remote controller address. Refer to the installation manual attached to the wireless remote controller.
  • Page 26 Table9 FIRST SECOND Setting Mode No. CODE No. CODE No. Pair system (1 unit) Simultaneous operation system (2-unit) 11 (21) Simultaneous operation system (3-unit) Double twin multi (4-unit) 11-8 SIMULTANEOUS OPERATION SYSTEM INDIVIDUAL SETTING It is easier if the optional remote controller is used when setting the slave unit. <...

  • Page 27: 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 completeted" on page 4. Please also refer to the installation manual attached to outdoor unit.>...
  • Page 28 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 29 12-2 MALFUNCTION CODE LIST • For places where the Malfunction code is left blank, the " <®5" 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 30 Heat exchanger thermistor faulty (outdoor unit) Equipment operation in response to errors will vary according to model. Liquid piping temperature sensor system error (outdoor unit) Intake temperature sensor error (outdoor unit) Inverter system error (outdoor unit) Reactor thermister error (outdoor) Overheated heat-radiating fin (outdoor unit) Inverter cooling defect.

  • Page 31: Unpacking & Packing Of The Indoor Unit

    13. UNPACKING & PACKING OF THE INDOOR UNIT 13-1. UNIT UNPACKING • • Remove top corrugated cardboard Cut all the straps (a) from the unit �---------- sheet (c) & EPS from the unit by using strap cutter (b) as shown in a) Strap pulling it up as shown in figure.
  • Page 32 13-2. UNIT PACKING • Put the product on the bottom corrugated cardboard sheet with EPS Pad and product cover. Then fold the • Put the pad (f ) and accessories kit product cover on the product. (g ) on the product as shown in figure.

  • Page 33: Safety Precautions

    DAIKIN SPLIT SYSTEM AIR CONDITIONER INSTALLATION MANUAL <FOR OUTDOOR UNIT> READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. NEW REFRIGERANT (R32) SERIES RZCA125AV16, RZCA140AV16 Note : Read the precautions in this manual carefully before operating the unit. This appliance is filled with R32.
  • Page 34 READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION • This manual classifies the precautions into WARNINGS and CAUTIONS. Be sure to follow all the precautions below. They are all important for ensuring safety. � WARNING Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.

  • Page 35: Before Installation

    Lh_CAUTIONS • Install drain piping according to this installation manual to ensure good drainage, and insulate the piping to prevent condensation. Improper drain piping may cause water leakage, make the furniture get wet. • Install the indoor and outdoor units, power cord and connecting wires at least 1 meter away from televisions or radio to prevent picture interference and noise. (Depending on the incoming signal strength, a distance of 1 meter may not be sufficient to eliminate noise.) •...

  • Page 36: Installation Service Space

    SELECTING INSTALLATION SITE (2/2) (2) When installing the outdoor unit's in a place exposed to strong wind, pay special attention to the following. 5 m/sec or more strong wind blown against the outdoor unit's outlet side causes the oudoor unit to deteriorate in air volume and suck in the air blown out of its outlet side (short circuit), and the following effects may result.
  • Page 37 INSTALLATION SERVICE SPACE (2/3) (Units: mm) I In case obstacles exist in front of both inlet and outlet sides ( Pattern 1 ) When obstacles in front of the outlet side is higher than the outdoor unit. (1) When nothing is obstructing the top. (2) When something is obstructing the top.
  • Page 38 INSTALLATION SERVICE SPACE (3/3) (Units: mm) I In case obstacles exist in front of both inlet and outlet sides (Pattern 1 ) When obstacles in front of the outlet side is higher than the outdoor unit. (2) When something is obstructing the top. (1) When nothing is obstructing the top.

  • Page 39: Precautions On Installation

    PRECAUTIONS ON INSTALLATION Outlet Side <Drain work> (Units: mm) Potentially problematic locations for the outdoor unit drainage. In locations where, for example, drain may fall on passersby may cause passersby to slip over, install in enclosure (field supply) to prevent people approaching the outdoor unit.
  • Page 40 Piping bend radius Refrigerant pipe size and chargeless length <Please refer to installation manual of indoor REFRIGERANT PIPING WORK (2/5) unit about indoor unit's refrigerant piping> PIPING P R O T E C T I O N • Prevent contamination or moisture from getting into the piping. •...
  • Page 41 <Please refer to installation manual of indoor REFRIGERANT PIPING WORK (3/5) unit about indoor unit's refrigerant piping> � -5 REFRIGERANT PIPING WORK) • The refrigerant piping is connectable in four directions. (See Fig. 4) • Do not let anything other than the designated refrigerant ( such as air or water ) enter the refrigerant system. •...
  • Page 42 REFRIGERANT PIPING WORK (4/5) ( How to operate the stop valve ) (Refer to Fig. 1 O) Direction to open Use hexagonal wrenches 5mm. To open: 1. Insert one hex-wrench onto the valve rod and turn counter-clockwise. 2. Stop when the valve rod no longer turns. It is now open. Fig.10 To close: <...

  • Page 43: Airtightness Test And Air-Purge

    REFRIGERANT PIPING WORK 5/5) <Do not reuse joint which have been used once already> (PRECAUTIONS WHEN BRAZING THE REFRIGERANT PIPINGS) • When brazing the refrigerant piping, carry out brazing work (NOTE 2) after substituting nitrogen for air (flow nitrogen into the piping and substitute nitrogen for air (NOTE 1) (see the drawing below)). NOTES 1.The proper pressure for having nitrogen flow through the piping is approximately 0.02MPa, a pressure that makes one feel like breeze and can be obtained through a pressure reducing valve.

  • Page 44: Electrical Wiring Work

    Precautions when adding R32 DETAIL A �_ C _ H _ A _ R G _ I _ N _ G _ T _ H _ E _ R _ E _ F R _ I _ G _ E _ R A_ N_ T_ { _ 2 1 : _ 2 _ ) �) When recharging refrigerant, follow the procedure below.
  • Page 45 ELECTRICAL WIRING WORK (2/3) • Please fix power supply wiring, transmission wiring, and earth wiring by clamp material as below figure. RZCA125AV16, RZCA140AV16 Terminal plate All connection terminals should be insulated by, for example, attached insulating sleeves. Earth wirin Transmission Power supply wiring wiring Secure the power supply wiring and the transmission...
  • Page 46 ELECTRICAL WIRING WORK (3/3) ( wiring connection method ) Round crimp-style terminal Electric wire Precautions when laying power supply wiring. • For connection to the terminal block, use ring type crimp style. terminals with insulation � sleeve or treat the wiring with insulation. (Refer to fig. 32) sleeve lasulatlng •...

  • Page 47: Check Items Before Test Operation And Field Settings

    CHECK ITEMS BEFORE TEST OPERATION AND FILED SETTING ( PRE-RUN CHECKS) ITEM TO CHECK CHECK Is the wiring as mentioned on the wiring diagram? Power supply make sure no wiring has been forgotten and that there are no missing phases or reverse phases. Wiring Does wiring between units put in and changed in continuation installation? Is the unit properly grounded?

  • Page 48: Test Operation

    � WARNING • Never perform a test operation with the discharge piping thermistor(R2T) and suction piping thermistor(R3T) removed, as this might break the compressor. • If the technician must leave the outdoor unit for some reason, switch places with another installation technician or close the plates.

  • Page 49: Caution

    CAUTION) (RZCA125AV16, RZCA140AV16) iLCAUTION ■ To those who carry out the piping work Caution to be given when connecting pipes. • Fill up the space with putty or thermal insulation (field supply) where the pipes through as shown below. (If small animals like insects enter into the outdoor units, they may cause short circuit in the control box.) Putt or thermal insulation (field supply)

  • Page 50: How To Re-Use The Existing Piping

    (( START)) R e use [Check the Non - standard size � !existing pipe size t---__. allowed ( Standard size ) See if the already installed air conditioner can operate >------------------1 Operation not possible and perform a pump-down operation. pump-down operation not possible. ( Both operation and pump-down are possible After 30 minutes of cooling operation, Chec k the existing f--- ------1 L onge r than 30m.

  • Page 51: Refrigerant Recovery

    ■ ■ ■ ■ • REFRIGERANT RECOVERY ) Fig, 1 Pressure guage [Working procedure] :e;, t:::: :::: i�:J, l 1. Recovery retaining oil in existing pipe Approx. 1 min Liq, stop valve Close gas stop valve (liquid stop valve: open) <§ill) and recovery refrigerant from gas stop valve port.(Fig.1) 2.

  • Page 52: Unpacking & Packing Instruction Of Outdoor Unit

    UNPACKING & PACKING INSTRUCTION OF THE OUTDOOR UNI� • (14-1. UNIT UNPACKING Strap Starp Cutter Top corrugated cardboard sheet with Cardboard Box Bottom Skid • Cut all the straps (a) from the unit using strap cutter(b) as shown in • Remove the Top corrugated figure.
  • Page 53 4-2. UNIT PACKING Strap Starp Cutter Top corrugated cardboard sheet with Cardboard Box Bottom Skid Portable strap fixing machine • Cover the unit with polythene product cover, then pick the unit up and settle it down on the bottom skid(e) as shown in figure.
  • Page 54 OPERATION MANUAL DAIKIN SPLIT SYSTEM Air Conditioners MODEL Ceiling mounted cassette type (Sensing and Non Sensing flow model) INDOOR OUTDOOR English RZCA125AV16 FCA125AV16 RZCA140AV16 FCA140AV16...

  • Page 55: Safety Precautions

    CONTENTS • Consult your local dealer about installation work. Doing the work yourself may result in water leakage, 1 . SAFETY PRECAUTIONS ..........54 electric shocks or fire hazards. 2. WHAT TO DO BEFORE OPERATION ......56 • Consult your local dealer regarding modification, 3.
  • Page 56 • Do not place water containers (flower vases, etc.) • Do not block air inlets or outlets . Impaired air flow may result in insufficient performance on the unit, as this may result in electric shocks or fire. or trouble. •...

  • Page 57: What To Do Before Operation

    PRECAUTIONS FOR GROUP CONTROL • Never touch the internal parts of the controller. Do not remove the front panel. Touching certain internal SYSTEM OR TWO REMOTE CONTROLLERS parts will cause electric shocks and damage to the unit. CONTROL SYSTEM Please consult your dealer about checking and adjustment of internal parts.

  • Page 58: Operation Range

    OUTDOOR of the air conditioner, consult your dealer. UNIT TEMPERATURE TEMPERATURE System relocation • Consult your Daikin dealer about remodelling and relocation. Regarding drainage of drain pipe RZCA • Is the drain pipe executed to perform complete drainage? If proper drainage is not carried out from the outdoor drain pipes during air-conditioning operation, chances are that dust and dirt are clogged in the pipe.

  • Page 59: Operation Characteristics

    • During or after the DEFROST OPERATION, white mist 6. OPERATION CHARACTERISTICS comes out from the air inlet or outlet of the air conditioner. (Refer to "6." on page 64.) ■ CHARACTERISTICS OF THE COOLING • A hissing and "Shuh" sound may be heard during this OPERATION (COOLING OPERATION AND particular operation.

  • Page 60: Optimum Operation

    Recommended airflow direction positions The airflow direction can be adjusted in either of the following. • Swing The horizontal blade continuously varies. • Fixed airflow direction The horizontal blade can be fixed by the user. <Swing> <Fixed airflow direction> Indoor unit Indoor unit We recommend using the fan in the position shown above �-...

  • Page 61: Maintenance (For Service Personnel)

    1. Open the suction grille. 8. MAINTENANCE Pull it downward slowly while pressing the buttons pro­ (FOR SERVICE PERSONNEL) vided on two spots. (Do the same procedure for closing.) ONLY A QUALIFIED SERVICE PERSON IS Fig.1 ALLOWED TO PERFORM MAINTENANCE - �...
  • Page 62 B) Washing with water HOW TO CLEAN THE SUCTION GRILLE When the air filter is very dirty, 1. Open the suction grille. use soft brush and neutral Push it downward slowly while pressing the buttons detergent. provided on two spots. (Follow the same procedure for closing.) Fig.3 Remove water and dry in the shade.

  • Page 63: Not Malfunction Of The Air Conditioner

    6. Reattach the air filter. Clean the air filter and outside panel Refer to "HOW TO CLEAN THE AIR FILTER". • Be sure to replace the air filter to its original place after (Refer to Fig. 2) "8. MAINTENANCE" cleaning. (Refer to on page 60.
  • Page 64 • The outdoor unit stops. • The airflow direction display of the remote controller This is because the indoor temperature has reached differs from the actual operation of the horizontal the set temperature. blades. The indoor unit is in the FAN OPERATION. <COOL AND PROGRAM DRY OPERATIONS>...

  • Page 65: Trouble Shooting

    • A "Pishi-pishi" squeaking sound is heard when 2. If the air conditioner stops after operating the the air conditioner is in operation or after the air conditioner. stop of operation. • Check if the air inlet or outlet of outdoor or indoor unit is Expansion and contraction of resin parts caused by blocked by obstacles.
  • Page 66 If the problem is not solved after checking the above points, please do not try to repair it yourself. In such cases, always ask your local dealer. At this time, please tell the symptom and model name (written on the model name plate).
  • Page 67 • In the event that there is any conflict in the interpretation of this manual and any translation of the same in any language, the English version of this manual shall prevail. • The manufacturer reserves the right to revise any of the specification and design contain herein at any time without prior notification.
  • Page 68 MEMO 3P727715-5 B...

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