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220-240V ~ 50Hz 1Ph
Hi Wall Split Air Conditioners
53QPCT 18C-24C Cool Only
53QPCT 18H-24H Heat Pump
INSTALLATION MANUAL
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
Enviromental
Safety
Management System
Management System
Management System
03502767
Rev. (0) - 2013
ISO 9001 : 2008
ISO 14001 : 2004
BS OHSAS 18001 : 2007
Certi cate No.: QS-5519HH
Certi cate No : 12 104 30334 TMS
Certi cate No : 12 116 30334 TMS
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Table of Contents
Related Manuals for Carrier 53QPCT18H-708F
Summary of Contents for Carrier 53QPCT18H-708F
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Page 1: Installation Manual
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: Remote control signal receiver 2: Operating status leds 6: Supply air outlet of indoor unit 3: Supply air flap of indoor unit 7: Characteristics nameplate. 4: Air return to indoor unit 8: Refrigerant piping lines and electrical cables 5: Air filters inside indoor unit 9: Condensate drain line. -
Page 6: Models
QPC = xpression Series = High Ambient = System Size = Cool Only = Heat Pump = Nominal Power Supply 220-240V ~ 50Hz 1Ph = Wireless Remote Control = Miraco – Carrier Mfg. = Ionizer 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) 1080 Weight Main Body Mounting Plate Model 42QPCT18 42QPCT24 Drain Hose Connection Tube 7. DIMENSIONS AND WEIGHTS OF OUTDOOR UNIT DIMENSIONS (mm) Mounting Unit Dimensions Dimensions Weight Model (mm) (mm) 38QPCT18 760 590 285 39.5 Weight... -
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 minimum clearances for free air circulation and easy accessibility for service and maintenance. Dimensions (mm) Select 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... - 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 1900 mm uniformly air-conditioned. or more Avoid installation of the indoor unit at too low a position.
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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 :...
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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 Battery 1.5 volt size AAA To operate the wireless remote control alkaline type Wireless remote control To operate the air conditioner Plastic holder for remote To mount remote control on the wall Owner manual To illustrate control functions of operation Installation Manual... - Page 16 INSTALLATION ACCESSORIES (Cont.) 11.3 OTHER INSTALLATION ACCESSORIES Not supplied from the factory but must be used in the installation field to complete installation. DESCREPTION USAGE Electrical Connection To electrically connect the indoor unit, the outdoor unit and circuit Cables breaker ـ...
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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 PREPARATION STEPS OF INDOOR UNIT BEFORE INSTALLATION a. Put packed unit as shown. d. Lift front panel to the top of the unit Remove plastic strap (item 1) from with both hands and it will be cardboard. -
Page 19: Installation Steps
INDOOR UNIT INSTALLATION (Cont.) 13-2 INSTALLATION STEPS OF INDOOR UNIT STEP (1): Selecting Wall Hole Location Back right or Back left Piping In case of passing refrigerant piping lines, electrical cables and condensate drain line behind the unit, drill a hole of 8 cm behind the unit in one of the following locations as per sequence: Location (R): Back right. - Page 20 INDOOR UNIT INSTALLATION (Cont.) INSTALLATION STEPS OF INDOOR UNIT (Cont.) NOTES a. Fasten the wall hang bracket to the wall with all the 5 (Five) screws supplied with unit. This correct fixation will prevent motion of bracket after fixation, which can cause noisy unit operation.
- Page 21 INDOOR UNIT INSTALLATION (Cont.) INSTALLATION STEPS OF INDOOR UNIT (Cont.) Step (8): Passing refrigerant piping, electrical cords and drain hose of indoor unit through wall sleeve. Passing refrigerant piping lines through the • wall sleeve is done before hooking the indoor unit body onto the top of the wall hang bracket.
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Page 22: 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 23 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.
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Page 24: 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 25: 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 26 CONNECTING REFRIGERANT PIPING LINES (Cont.) POSSIBLE OUTLET LOCATIONS OF REFRIGERANT PIPING LINES FROM INDOOR UNIT Select outlet location of piping from indoor unit which allows easy access to the ends Fig. (1) of refrigerant piping lines to facilitate refrigerant leak testing and to facilitate service and maintenance.
- Page 27 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 28 CONNECTING REFRIGERANT PIPING LINES (Cont.) INSTRUCTIONS OF CONNECTIING REFRIGERANT PIPING LINES (Cont.) When making a bend, the installer cuts insulation and slides it away from the bend Copper area. Using a tube bender makes the bend Piping and then the insulation is replaced gluing it Insulation together.
- Page 29 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 30 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16.4 DIAMETERS OF REFRIGERANT PIPING LINES UP TO 20 METER LENGTH System Gas line Liquid line Model diameter diameter 53QPCT18 1/2” 1/4” 53QPCT24 5/8” 1/4” 16.5 REFRIGERANT CHARGE (1) The outdoor unit is factory supplied with refrigerant charge for use with refrigerant piping lines of length 3 meters and with added 50 grams for air and moisture purge from the system.
- Page 31 CONNECTING REFRIGERANT PIPING (Cont.) 16.6 DESCRIPTION OF REFRIGERANT CONNECTIONS OF OUTDOOR UNIT Outdoor Unit Outdoor Unit 38QPCT18 38QPCT24 (1) Gas flare valve. (2) Gas service valve. (3) Gas port to open & close. (4) Cap for gas service valve. (5) Cap for gas port. (6) Liquid flare valve.
- Page 32 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 33 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 34 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 35 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 36 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 37 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 38 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 39 CONNECTING REFRIGERANT PIPING LINES (Cont.) 16-15 REFRIGERANT LEAK CHECK After connecting the refrigerant piping lines with both outdoor and indoor units check the joints for refrigerant leakage by using one of the following methods : (1) Soapy water method Apply a soapy water or a liquid detergent on the indoor unit connections or outdoor unit connections by a soft brush to check for leakage of the connecting points of the piping.
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Page 40: Connecting Condensate Drain Line
CONNECTING CONDENSATE DRAIN LINE 17-1 SIZE OF CONDENSATE DRAIN LINE The condensate drain line (not supplied) for indoor unit must be made of PVC piping with an inside diameter of 5/8” (16 mm) and have suitable length for the chosen installation site. 17-2 POSSIBLE OUTLET LOCATIONS OF CONDENSATE DRAIN LINE FROM THE INDOOR UNIT Select outlet location of piping from indoor... - Page 41 CONNECTING CONDENSATE DRAIN LINE (Cont.) 17-3 INSTRUCTIONS OF CONNECTING CONDENSATE DRAIN LINE (1) The drain hose must be (5) Avoid forming a trap in the drain hose gradually inclined downwards to the outside to ensure flow Trap of condensate water to outside. water leakage will cause (2) Avoid putting the drain (6) Avoid forming a double trap in the drain hose...
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Page 42: 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 43 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 44 CONNECTING ELECTRICAL WIRING (Cont.) 18-3 ELECTRICAL DATA Electrical Consumption Nominal Split Starting Cooling System Circuit Heating System Current Power Breaker 35 °C 46 °C 52 °C Model (Note 1) **** Supply Heat Pump V/1Ph/50Hz Watt Watt Watt Watt 220-240 1842 2205 10.7 2407...
- Page 45 CONNECTING ELECTRICAL WIRING (Cont.) 18-4 CONNECTING ELECTRICAL WIRING TO OUTDOOR UNIT connect electrical cables to the terminal block of outdoor unit as per the wiring diagram and caution – field wiring. WARNING (1) Avoid slack connections of electrical cables with the terminal block. (2) Avoid miswiring of electrical cables connections with the terminal block.
- Page 46 CONNECTING ELECTRICAL WIRING (Cont.) 18-6 CONNECTING ELECTRICAL WIRING FOR COOL ONLY SYSTEM Indoor Unit LEGEND Earth Main Live power supply. Switch Neutral power supply. Circuit Breaker Live connection indoor/outdoor unit. Neutral connection indoor/outdoor unit. Compressor control. Sizes of electrical wires Outdoor Unit 4 mm...
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Page 47: Finishing Installation
19. FINISHING INSTALLATION 19-1 FINISHING STEPS FOR INSTALLATION a. Tie together refrigerant piping, drain hose, e. Mount front panel to the top of electrical connection cords. indoor unit body with both hands Form the refrigerant piping in the required direction and fit it to the latch of the grille and bind the drain hose, electrical connection cord and frame. -
Page 48: Test Running
AMBIENT TEMP ºC LOW PRESSURE TOTAL AMPS 10.8 11.6 12.0 14.3 15.5 Hi Wall Split System – Heat Pump SYSTEM MODEL 53QPCT18H-708F 53QPCT24H-708F AMBIENT TEMP ºC LOW PRESSURE TOTAL AMPS 10.7 11.9 14.2 15.4 NOTE Readings at 220 volt and 27 ºC return air to indoor unit... - Page 49 Details Details (1) High Pressure Measuring. (1) High Pressure Measuring. System Heating Test Running Hi Wall Split System – Heat Pump SYSTEM MODEL 53QPCT18H-708F 53QPCT24H-708F AMBIENT TEMP ºC HIGH PRESSURE TOTAL AMPS 12.0 NOTE Readings at 220 volt and 20 ºC return air to indoor unit...
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Page 50: Supply Air Control Of Indoor Unit
21. SUPPLY AIR CONTROL OF INDOOR UNIT 21.1 Up and Down Control Of Supply Air The air discharge direction can be controlled to swing up and down and can be fixed at preferred position or automatic position by the remote control. Remote Control •... -
Page 51: After Installation Check List
22. AFTER INSTALLATION CHECK LIST 22.1 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. 22.2 OUTDOOR UNIT a. - Page 52 AFTER INSTALLATION CHECK LIST (Cont.) 22.6 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. 22.7 TESTING RUNNING a.
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Page 53: Self Diagnostic Function For Malfunctions Detection
23. 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 at the air conditioner. - Once a malfunction is detected, the diagnostic control section will force the system mode to OFF for 3 minutes. - Page 54 www.miraco.com.eg...