Carrier Cassette Sky 53QC 36 Installation Manual
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Carrier Cassette Sky 53QC 36 Installation Manual

Carrier Cassette Sky 53QC 36 Installation Manual

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Carrier is committed to continuously improving its products according to national and international standards
to ensure the highest quality and reliability standards, and to meet market regulations and requirements.
All specifications subject to change without prior notice according to Carrier policy of continuous development.
03501149
Cassette
Sky
53QC 36 - 48

HEAT PUMP

INSTALLATION MANUAL

Quality
Enviromental
Management System
Management System
ISO 9001 : 2008
ISO 14001 : 2004
Certi cate No.: QS-5519HH
Certi cate No : 12 104 30334 TMS
220-240V ~ 50Hz 1Ph
380-420V ~ 50Hz 3Ph
Safety
Management System
BS OHSAS 18001 : 2007
Certi cate No : 12 116 30334 TMS
Rev. (0) - 2013

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Summary of Contents for Carrier Cassette Sky 53QC 36

  • Page 1: Heat Pump

    Carrier is committed to continuously improving its products according to national and international standards to ensure the highest quality and reliability standards, and to meet market regulations and requirements. All specifications subject to change without prior notice according to Carrier policy of continuous development. Quality...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE NO. 1. GENERAL NOTES TO INSTALLER 2. PRECAUTIONS BEFORE INSTALLATION 3. SPLIT SYSTEM DESCRIPTION 4. MODELS 5. OPERATING LIMITS 6. DIMENSIONS AND WEIGHTS OF INDOOR UNIT 7. DIMENSIONS AND WEIGHTS OF OUTDOOR UNIT 8. SELECTING INSTALLATION LOCATION OF INDOOR UNIT 9.

  • Page 3: General Notes To Installer

    1. GENERAL NOTES TO INSTALLER CARRIER split room air conditioner has been carefully designed and manufactured under strict Quality Control conditions. Therefore you are completely responsible for proper installation completion and operation of the air conditioner. Carefully read the manual carefully before proceeding with the installation to ensure correct installation.

  • Page 4: Precautions Before Installation

    9- Product normal sound ( refrigerant – moving parts – plastic parts ) 10- Inconvenience or commercial loss is not covered. The decision of Carrier in ascertaining the same will be final. Any such repairs will be carried - out at the expense of the owner ( purchaser ).

  • Page 5: Split System Description

    3. SPLIT SYSTEM DESCRIPTION Indoor Unit Outdoor Unit 1: Air outlet 2: Display panel 3: Air flow louver ( at air outlet ) 4: Air-in grill 5: Air filter ( inside air-in grill ) 6: Air inlet 7: Refrigerant piping lines and electrical cables 8: Condensate drain line.

  • Page 6: Models

    38 = Outdoor Unit Q = Heat Pump C = Cassette 7 = Power supply 220-240/1/50 5 = Power supply 380-420/3/50 0 = Wireless remote control 8 = Miraco - Carrier 5. OPERATING LIMITS COOLING HEATING Dry Bulb Wet Bulb...

  • Page 7: Dimensions And Weights Of Indoor Unit

    6. DIMENSIONS AND WEIGHTS OF INDOOR UNIT DIMENSIONS (mm) Tubing side Drain side Weight Unit Net Panel Net Model Weight Weight 42QC36-708 780 (Hook-location) 42QC48-708 840 (Body) 950 (Panel) 7. DIMENSIONS AND WEIGHTS OF OUTDOOR UNIT DIMENSIONS (mm) Weight Model 79.5 38QC36-708 38QC48-508...

  • Page 8: Selecting Installation Location Of Indoor Unit

    8. SELECTING INSTALLATION LOCATION OF INDOOR UNIT 8.1 CONSIDERATIONS OF SELECTING INSTALLATION LOCATION Select installation location which allows the following requirements : Easy accessibility for service and maintenance. The ceiling is horizontal and its structure can endure the weight of the indoor unit. The outlet location of piping from indoor unit which allows easy access to the ends of refrigerant piping lines to facilitate refrigerant leak testing and to facilitate service and maintenance.
  • Page 9 SELECTING INSTALLATION LOCATION OF INDOOR UNIT (Cont.) CONSIDERATIONS OF SELECTING INSTALLATION LOCATION (Cont.) Select installation location which permit the unit to deliver air to all of the space to be uniformly air-conditioned. Avoid installation of the indoor unit at too low a position. Avoid installation location which is subjected to direct sun light that may affect performance of the unit Avoid installation location which is near to...

  • Page 10: Selecting Installation Location Of Outdoor Unit

    9. SELECTING INSTALLATION LOCATION OF OUTOOR UNIT INSTALLATION LOCATIONS The outdoor unit can be installed in any outside location, on a wall, on a roof or on a ground level. CONSIDERATIONS FOR SELECTING INSTALLATION LOCATIONS Avoid installation location which can lead to excessive distance between outdoor and indoor units to avoid alteration on system cooling and heating performance.
  • Page 11 SELECTING INSTALLATION LOCATION OF OUTOOR UNIT (Cont.) CONSIDERATIONS FOR SELECTING INSTALLATION LOCATION (Cont.) Select the installation location of outdoor unit which is able to support operating weight of outdoor unit, and not cause vibration. Select the installation location of outdoor unit which is far away from the direct sunlight.
  • Page 12 SELECTING INSTALLATION LOCATION OF OUTOOR UNIT (Cont.) 9.3 MINIMUM CLEARANCES WHEN SELECTING INSTALLATION LOCATION FOR SINGLE OUTDOOR UNIT INSTALLATION Obstacle at unit front ( air outlet ) Select installation location which allows the minimum clearances shown in the figures for 500 mm free air circulation and easy accessibility for or more...
  • Page 13 SELECTING INSTALLATION LOCATION OF OUTOOR UNIT (Cont.) 9.4 MINIMUM CLEARANCES WHEN SELECTING INSTALLATION LOCATION FOR SERIAL INSTALLATION OF MORE THAN ONE OUTDOOR UNIT Obstacle at unit front ( air outlet ) Select installation location which allows the 1000 mm minimum clearances shown in the figures for or more free air circulation and easy accessibility for service and maintenance :...

  • Page 14: Installation Location Check List

    10. INSTALLATION LOCATION CHECK LIST (A) INDOOR UNIT - The installation location is close to the outdoor unit - The wall hole (required to pass refrigerant piping, electrical cables and drain line) is properly made as per installation required. - The installation location permit the unit to deliver air to all of the space to be air-conditioned - The installation location is far away from any sunlight - The installation location is far away from any heat sources...

  • Page 15: Installtion Accessories

    11. INSTALLATION ACCESSORIES 11.1 STANDARD INSTALLATION ACCESSORIES SUPPLIED FROM THE FACTORY DESCREPTION SHAPE Wireless remote control To operate the air conditioner Plastic holder To mount remote control on the wall for remote control Mounting screw(ST2.9×10-C-H) To fix plastic holder for remote control Battery 1.5 volt size AAA To operate the wireless remote control alkaline type...
  • Page 16 INSTALLATION ACCESSORIES (Cont.) 11.2 STANDARD INSTALLATION ACCESSORIES SUPPLIED FROM THE FACTORY ( Only for Export markets ) DESCREPTION SHAPE Flare nuts ( 3/4” & 3/8" ) of To be mounted on the refrigerant piping outdoor unit ( supplied with 1 + 1 lines before being connected to the outdoor unit ) outdoor unit.

  • Page 17: Installation Chart

    12. INSTALLATION CHART 1) Installing outdoor unit 5) Connecting refrigerant 9) Air purging with piping lines a vacuum pump 2) Drilling hole thru the 6) Connecting condensate 10) Refrigerant leak test wall drain line 7) Connecting electrical 3) Installing indoor unit 11) Opening service valves wiring Outdoor...

  • Page 18: Indoor Unit Installation

    13. INDOOR UNIT INSTALLATION 13.1 INSTALLATION OF MAIN BODY Connecting point of Connecting point The existing ceiling (to be horizontal) refrigerant pipe of drain pipe (Liquid side Ø9.5) 1) Cut a quadrangular hole of 880x880mm in the ceiling according to the shape of the installation paper board.
  • Page 19 INDOOR UNIT INSTALLATION (Cont.) 13.2 INSTALLATION OF FRONT PANEL CAUTION Never put the front panel face down on floor or against the wall, or on bulgy objects. Never crash or strike the front panel. 1) Remove the return air grill. Slide two grill switches toward the middle at the same time, and then pull them up.
  • Page 20 INDOOR UNIT INSTALLATION (Cont.) INSTALL THE PANEL (Cont.) Malfunction described in can be caused by inappropriate tightness the screw. Air leakage Ceiling Pollution Condensation bead Bead dripping 1 Loosen upper If the gap between the panel and ceiling nut firstly still exists after fastening the screws, the height of the indoor unit should be modified again.

  • Page 21: Remote Control Installation

    14. REMOTE CONTROL INSTALLATION 14-1 HOW TO INSERT BATTERIES: (a) Remove the cover of battery (c) Press the button (at the front of remote compartment at the back of the control) with an object not sharp to operate remote control by pressing the the remote control.
  • Page 22 REMOTE CONTROL INSTALLATION (Cont.) 14-2 INSTRUCTIONS OF USING WIRELESS REMOTE CONTROL 1- The remote control must be directed toward the receiver of indoor unit when pressing the buttons of the desired functions. An acoustical acknowledgement sound (beep) will indicate that signal has been received.

  • Page 23: Outdoor Unit Installation

    15. OUTDOOR UNIT INSTALLATION 15.1 PREPARATION STEPS BEFORE INSTALLATION Put packed unit as shown. b. Lift unit from cardboard. c. Remove service door (item 2) by removing one screw (item 1). Detach the cable clamp by removing one screw. 15.2 WALL INSTALLATION STEPS Wall Support Parts Part Description Right Side...

  • Page 24: Connecting Refrigerant Piping Lines

    16. CONNECTING REFRIGERANT PIPING LINES 16-1 REFRIGERANT CONNECTIONS CHART (1) Pipes Flaring (2) Pipes Connections (3) Air Purging (4) Leak Check (5) Pipes Insulation (6) Opening Valves...
  • Page 25 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16-2 INSTRUCTIONS OF CONNECTIING REFRIGERANT PIPING LINES Avoid excessive height difference between indoor and outdoor units. Keep the height difference to a strict minimum to avoid alteration on system cooling and heating performance. Avoid excessive length of refrigerant piping lines between indoor and outdoor units.
  • Page 26 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16.3 USE OF REFRIGERANT PIPING LINES The following data refers to the use of refrigerant piping lines of diameters equivalent to that use in units where : L = Maximum length of refrigerant piping lines between outdoor and indoor units. H = Maximum vertical distance between outdoor and indoor units.
  • Page 27 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16.4 DIAMETERS OF REFRIGERANT PIPING LINES Max. System Gas line Liquid line Length Model diameter diameter Meter 53QC36 3/4” 3/8” 53QC48 3/4” 3/8” 16.5 REFRIGERANT CHARGE (1) The outdoor unit is factory supplied with refrigerant charge for use with refrigerant piping lines of length 4 meters and with added 50 grams for air and moisture purge from the system.
  • Page 28 CONNECTING REFRIGERANT PIPING (Cont.) 16.6 DESCRIPTION OF REFRIGERANT CONNECTIONS OF OUTDOOR UNIT (1) Gas flare valve. (2) Gas service valve. (3) Gas port to open & close. (4) Cap for gas service valve. 7 & 9 Outdoor Unit (5) Cap for gas port. (6) Liquid flare valve.
  • Page 29 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16-10 STEPS OF PREPARING REFRIGERANT PIPING LINES BEFORE CONNECTIONS ( IN CASE OF NOT USING THE OPTIONAL FACTORY REFRIGERANT PIPING LINES WITH THE FLARE NUTS ) Pipe Cutter STEP (1): Cutting refrigerant piping lines • Remove protective caps from copper pipe ends. 90°...
  • Page 30 CONNECTING REFRIGERANT PIPING LINES (Cont.) STEPS OF PREPARING REFRIGERANT PIPING LINES BEFORE CONNECTIONS (Cont.) STEP (4): Flaring the Piping (Cont.) 3) Avoid incorrect flaring, which results in damaged or cracked or inclined with uneven thickness surface. Liquid Line STEP (5): Mounting flare nuts on the other ends of refrigerant piping lines •...
  • Page 31 CONNECTING REFRIGERANT PIPING (Cont.) 16-11 STEPS OF CONNECTING REFRIGERANT PIPING LINES TO INDOOR UNIT Connecting gas and liquid piping lines respectively with gas and liquid half unions of indoor unit. Indoor Unit A. Lubricate flare nuts of gas and liquid piping Lubricate line end and the threads of the gas and liquid half unions of indoor unit with anti –...
  • Page 32 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16-13 AIR PURGING OF INDOOR UNIT AND REFRIGERANT PIPING LINES 16-13-1 INTRODUCTION • In some countries the law does not permit purging by blowing refrigerant through the lines. If this is the case, please refer to page (35) using the vacuum pump. •...
  • Page 33 CONNECTING REFRIGERANT PIPING LINES (Cont.) AIR PURGING OF INDOOR UNIT AND REFRIGERANT PIPING LINES USING REFRIGERANT CONTAINED IN OUTDOOR UNIT (Cont.) Air purging procedure (1) Recheck the refrigerant piping connections. (2) Open the valve stem of the 2-way liquid valve counterclockwise approximately 90°, wait 10 seconds, and then set it to closed position.
  • Page 34 CONNECTING REFRIGERANT PIPING LINES (Cont.) AIR PURGING OF INDOOR UNIT AND REFRIGERANT PIPING LINES (Cont.) 16-13-3 AIR PURGING OF INDOOR UNIT AND REFRIGERANT PIPING LINES USING VACUUM PUMP NOTES NEVER use the system compressor as a vacuum pump. For the vacuum pump, check oil is filled up to the specified line of the oil gauge. Air purging procedure using vacuum pump (1) Connect the vacuum pump to the charge set’s centre hose.
  • Page 35 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16-14 PUMPING DOWN (RE-INSTALLATION) • INTRODUCTION Pump down means collecting all the refrigerant in the system back into the outdoor unit. Pump down must be actuated before disconnection of pipes, to avoid loss of refrigerant gas.
  • Page 36 CONNECTING REFRIGERANT PIPING LINES (Cont.) INSTRUCTIONS OF CONNECTIING REFRIGERANT PIPING LINES (Cont.) When there is excessive tubing, it must be Excessive tubing coiled horizontally so that the flow of must be coiled refrigerant is from the top to bottom of the horizontally coil and towards the outdoor unit.

  • Page 37: Connecting Condensate Drain Line

    CONNECTING CONDENSATE DRAIN LINE Install the drainpipe of the indoor unit You can use a polyethylene tube as the drain pipe (out-dia.37-39mm, in-dia.32mm). The drain pipe is filed supplied. Set the mouth of the drain pipe onto the root of the body's pump-pipe, and clip the drain pipe and the out-let pipe sheath (fittings) together firmly with the out-let pipe clasp (fitting).

  • Page 38: Connecting Electrical Wiring

    18. CONNECTING ELECTRICAL WIRING 18-1 ELECTRICAL WIRING BETWEEN ELECTRICAL POWER SUPPLY AND CIRCUIT BREAKER OF AIR CONDITIONER WARNING All electrical connections between electrical power supply and circuit breaker of air conditioner are the responsibility of the customer and must be done by a qualified electrical technician according to national electrical wiring regulations to avoid fire due to short-circuiting.
  • Page 39 CONNECTING ELECTRICAL WIRING (Cont.) 18-2 ELECTRICAL WIRING BETWEEN INDOOR UNIT, OUTDOOR UNIT AND CIRCUIT BREAKER OF AIR CONDITIONER WARNING All electrical works including selection, installation of circuit breaker of air conditioner and all electrical connections between the outdoor unit, indoor unit and circuit breaker are the responsibility of the qualified installer and must be done according to national electrical wiring regulations to avoid fire due to short circuiting.
  • Page 40 CONNECTING ELECTRICAL WIRING (Cont.) 18-3 ELECTRICAL DATA Main Power Electrical Consumption Connections Split Starting System Cooling System Current Power Wire Heating Circuit 35 °C 46 °C Model (Note 1) Supply Size Breaker (Note 2) Heat Pump V/Ph/Hz Watt Watt Watt mm²...
  • Page 41 PCB of indoor unit at connect (CN1) In case of requesting this cable of length more than 6 meter, an additional cable with connector must be purchased from Carrier. The two cables of 6 meter each must be connected together at field and connected to both outdoor and indoor units.
  • Page 42 PCB of indoor unit. In case of requesting this cable of length more than 6 meter, an additional cable with connector must be purchased from Carrier. The two cables of 6 meter each must be connected together at field and connected to both outdoor and indoor units.

  • Page 43: Finishing Installation

    19. FINISHING INSTALLATION 19-1 FINISHING STEPS FOR INSTALLATION A. INSTALLATION OF RETURN GRILLE The return grille is installed by reversing the procedure shown in item 18-1. It is possible to install the return grille in 4 directions by turning the return grille. Note: Be careful not to get swing flap motor lead wire get caught when installing the return grille.

  • Page 44: Test Running

    20. TEST RUNNING 20.1 NOTES Operate testing running after completion of connecting refrigerant piping lines, drain line and electrical wiring and refrigerant leak test. Operate test running after mounting air filters, and front panel of indoor unit. 20.2 STEPS FOR COOLING TEST RUNNING Outdoor Unit Details a.

  • Page 45: After Installation Check List

    21. AFTER INSTALLATION CHECK LIST 21.1 INDOOR UNIT a. The installation location is adequate. b. The unit is solidly mounted and leveled. c. The air filters are installed correctly. d. The vertical deflectors of supply air are manually adjusted for correct air diffusion. 21.2 OUTDOOR UNIT a.
  • Page 46 AFTER INSTALLATION CHECK LIST (Cont.) 21.6 FINISHING INSTALLATION a. The refrigerant piping lines, electrical cables and drain hose are lumped together. The drain hose is at the bottom of lump. b. The wall passage hole is properly sealed. 21.7 TESTING RUNNING a.

  • Page 47: Self Diagnostic Function For Malfunctions Detection

    22. SELF DIAGNOSTIC FUNCTION FOR MALFUNCTIONS DETECTION EXPLAINATION OF SELF-DIAGNOSTIC FUNCTION - Self-diagnostic function is the key for success of air conditioner operation. - The printed circuit boards existing inside the indoor unit are equipped with self-diagnostic function to detect malfunction and automatically stops the operation of the air conditioner. - Once a malfunction is detected, the display panel of the indoor unit will shows the malfunction type through the indicator leads of display panel.
  • Page 48 www.miraco.com.eg...

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