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Ceiling Concealed Ducted Split Systems
Carrier is committed for continuous improvement of Carrier 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.
03504154
High Efficiency - Green
Cool Only
53KDHT60N-518
53KDHT72N-518
53KDHT84N-518
53KDHT90N-518
INSTALLA TION MA NUA L
Management System
ISO 14001 : 2004
Certi cate No : 12 104 30334 TMS
380-420V ~ 50Hz 3Ph
Enviromental
Safety
Management System
BS OHSAS 18001 : 2007
Certi cate No : 12 116 30334 TMS
Miraco
Miraco
MISR REFRIGERATION & AIR CONDITIONING MFG. CO.
Rev. (0) - 2016
Rev. (0) - 2014
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Table of Contents
Related Manuals for Carrier ClassiCOOL 53KDHT60N-518
Summary of Contents for Carrier ClassiCOOL 53KDHT60N-518
- Page 1 53KDHT90N-518 INSTALLA TION MA NUA L Carrier is committed for continuous improvement of Carrier 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.
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Page 2: Table Of Contents
TABLE OF CONTENTS PAGE NO. 1. General Notes To Installer 2. Precautions Before Installation 3. Ducted Split System Description 4. Unit Models & Identification 5. Operating Limits 6. Dimensions And Weights of Ducted Indoor Units 7. Dimensions And Weights of Outdoor Unit 8. -
Page 3: General Notes To Installer
1. GENERAL NOTES TO INSTALLER Ducted split 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
7- Product normal sound ( refrigerant – moving parts – plastic parts ) 8- 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: Ducted Split System Description
3. DUCTED SPLIT SYSTEM DESCRIPTION Ducted Split System – High Static Pressure Indoor Unit High Static Pressure Side Discharge Outdoor Unit 1 : Air filter (s) 2 : Indoor Coil 3 : Return Air To Indoor Unit 4 : Supply Air From Indoor Unit 5 : Electrical Box 6 : Inter-connecting refrigerant piping lines and electrical cables between outdoor and indoor units. -
Page 6: Unit Models & Identification
= Tropical High Ambient = System Size = R410A Green Refrigerant = Power Supply 220-240V/1Ph/50Hz = Power Supply 380-420V/3Ph/50Hz = Wired Room Controller = Manufactured by Miraco – Carrier 5. OPERATING LIMITS * COOLING Dry Bulb Wet Bulb Difference Temp. C°... -
Page 7: Dimensions And Weights Of Ducted Indoor Units
6. DIMENSIONS AND WEIGHTS OF DUCTED INDOOR UNIT Ducted Indoor Unit - High Static Pressure - The refrigerant piping connections and electrical control box are located on the left hand side of indoor unit when facing supply air flow of indoor unit. - The indoor unit should be installed horizontally for horizontal discharge only. -
Page 8: Dimensions And Weights Of Outdoor Unit
7. DIMENSIONS AND WEIGHTS OF OUTDOOR UNIT Side Discharge Outdoor units 1700 Weight Model 38KDHT60N-518 38KDHT72N-518 38KDHT84N-518 38KDHT90N-518... -
Page 9: Selecting Installation Location Of Indoor Unit
8. SELECTING INSTALLATION LOCATION OF INDOOR UNIT 8.1 CONSIDERATIONS OF SELECTING INSTALLATION LOCATION Maintenance room age 500 mm or more Select installation location which allows minimum clearances for free air circulation and easy accessibility for easy service and maintenance. 600mmX600mm checking orifice For Ducted Indoor Unit - High Static Pressure Avoid installation location which can lead to... - Page 10 9. SELECTING INSTALLATION LOCATION OF SIDE DISCHARGE - OUTDOOR UNIT INSTALLATION LOCATIONS The side discharge 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...
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Page 11: Selecting Installation Location Of Side Discharge Outdoor Unit
SELECTING INSTALLATION LOCATION OF SIDE DISCHARGE - OUTDOOR UNIT CONSIDERATIONS FOR SELECTING INSTALLATION LOCATION Select installation location which is close to the indoor unit. 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 SIDE DISCHARGE - OUTDOOR UNIT 9.3 Minimum Clearances When Selecting Installation Location for Single Outdoor Unit Installation Minimum Clearances When Selecting Installation Location for Serial Installation of More Than One Outdoor Unit Select installation location which allows the minimum clearances shown in the figures for free air circulation and easy accessibility for service and maintenance : The front of outdoor unit ( air outlet ) ...
- Page 13 SELECTING INSTALLATION LOCATION OF SIDE DISCHARGE - OUTDOOR UNIT Minimum Clearances When Selecting Installation Location for Single Outdoor Unit Installation Obstacle at unit front ( air outlet ) Outdoor Unit 50 cm or more Obstacle No obstacle at back or top or right or left Obstacle at unit front ( air outlet ) &...
- Page 14 SELECTING INSTALLATION LOCATION OF SIDE DISCHARGE - OUTDOOR UNIT Minimum Clearances When Selecting Installation Location for Single Outdoor Unit Installation Obstacle at unit back ( air inlet ) Obstacle 16 cm or more Outdoor Unit No obstacle at front or top or right or left Obstacle at unit back ( air inlet ) &...
- Page 15 SELECTING INSTALLATION LOCATION OF SIDE DISCHARGE - OUTDOOR UNIT Minimum Clearances When Selecting Installation Location for Serial Installation of More Than One Outdoor Unit Obstacle at unit front ( air outlet ) Outdoor Outdoor Outdoor Outdoor Outdoor Outdoor Unit Unit Unit Unit Unit...
- Page 16 SELECTING INSTALLATION LOCATION OF SIDE DISCHARGE - OUTDOOR UNIT Minimum Clearances When Selecting Installation Location for Serial Installation of More Than One Outdoor Unit Obstacle at unit back ( air inlet ) & Obstacle at right and left sides Obstacle Obstacle Obstacle 16 cm...
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Page 17: 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 on the unit right back - The installation location permit the unit to deliver air to all of the space to be air-conditioned - The installation location avoid obstructions, which affect motion of supply and/or return air to the unit... -
Page 18: Installation Accessories
11. INSTALLATION ACCESSORIES 11.1 STANDARD INSTALLATION ACCESSORIES SUPPLIED FROM THE FACTORY DESCREPTION SHAPE Wired Room Controller To operate the air conditioner With Accessories used with indoor unit Display & Receiver Panel For Optional Wireless Remote To display operation and error codes Control To illustrate control functions Owner manual... -
Page 19: Installation Chart
12. INSTALLATION CHART Installation chart of Ducted Split System 5) Connecting refrigerant 9) Air purging with 1) Installing outdoor unit piping lines a vacuum pump 2) Drilling hole thru the 6) Connecting condensate 10) Refrigerant leak test wall drain line 7) Connecting electrical 11) Opening service valves 3) Installing indoor unit... - Page 20 13. INDOOR UNIT INSTALLATION The indoor unit is factory standard supplied with right hand refrigerant and electrical connections 13.1 PREPARATION STEPS STEP (1): MAKING WALL HOLE Wall PRECAUTIONS Before making a hole, check carefully the following points : No studs or pipes are directly run behind the spot to be cut. ...
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Page 21: Indoor Unit Installation
INDOOR UNIT INSTALLATION Step (4): Installation of Hanging Screw Bolts Installing Ø10 hanging screw bolts. (4 bolts) The handling to the ceiling varies from the constructions, consult the construction personnel's for the specific procedures. • The size of the ceiling to be handled ---- Do keep the ceiling flat. Consolidate the roof beam for possible vibration. - Page 22 INDOOR UNIT INSTALLATION Step (6): Diagrammatic sketch for Installing the ducts with indoor unit Recommended duct connection (1) Duct design dimensions to be connected with indoor unit is determined based on the required air flow and static pressure. (2) Whatever type of duct is used, it should not be made of materials which are flammable, or which give off toxic gases in the event of a fire.
- Page 23 14. INSTALLATION OF WIRED ROOM CONTROLLER 14.1 SAFETY PRECAUTION Read the safety precautions carefully before installing the wired controller. Stated below are important safety issues that must be obeyed. Conform there is no abnormal phenomena during test operation after complete. ...
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Page 24: Installation Of Wired Room Controller
INSTALLATION OF WIRED ROOM CONTROLLER 14.3 Installation Diagram of wired control 1. Wired remote controller 2. Wiring Principle Sketch: structure size figure 3-cores shield wire INDOOR UNIT INDOOR UNIT INDOOR MAIN CONNECTOR BOARD WHITE DISPLAY PANEL 2-cores wire Unit : mm Figure A 4-cores wire CAUTION... - Page 25 INSTALLATION OF WIRED ROOM CONTROLLER 14.4 Wired Remote Controller Initial Parameter Setting Wired remote controller initial parameters setting: 1. Change the related functions of the controller through adjusting the initial parameters, details refer to below table 2. The wired remote controller initial parameter include two codes “XY”, the first code “X”...
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Page 26: Installation Of Display And Receiver Panel
15. INSTALLATION OF DISPLAY AND RECEIVER PANEL 15.1 DESCRIPTION OF DISPLAY AND RECEIVER PANEL MANUAL Button * This button is used to operate the unit temporarily in case you misplace the remote control or its batteries are exhausted. * Once you push temporary button, the air conditioner will run in such order : Auto, Forced cool, off and back to Auto AUTO The OPERATION lamp is lit, and the air conditioner will run under AUTO mode. - Page 27 INSTALLATION OF DISPLAY AND RECEIVER PANEL 15.2 INSTALLATION OF DISPLAY AND RECEIVER PANEL IN CASE OF NOT USING OPTIONAL WIRELESS REMOTE CONTROL - For Ducted High Static Pressure Indoor Units Put the display board outside of Put the display board in the electrical control box.
- Page 28 INSTALLATION OF DISPLAY AND RECEIVER PANEL 15.3 INSTALLATION OF DISPLAY AND RECEIVER PANEL IN CASE OF USING OPTIONAL WIRELESS REMOTE CONTROL Ceiling Display panel - The display panel receive signal from wireless remote control. - The display panel shows error codes. How to install the display in ceiling :- 1.
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Page 29: Outdoor Unit Installation
16. OUTDOOR UNIT INSTALLATION 16.1 PREPARATION STEPS BEFORE INSTALLATION a. Put packed unit. 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. 16.2 WALL INSTALLATION STEPS FOR SIDE DISCHARGE OUTDOOR UNIT Put outdoor unit on the floor support Floor Installation Outdoor... - Page 30 17. CONNECTING REFRIGERANT PIPING LINES 17-1 R410A – Quick Reference Guide (1) R410A refrigerant is a substance that is not depleting the zone layer. (2) R410A refrigerant operates at 50% - 70% higher pressure than R22. (3) Be sure that installation, service and maintenance equipment are designed to operate with R410A refrigerant.
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Page 31: Connecting Refrigerant Piping Lines
CONNECTING REFRIGERANT PIPING LINES 17-2 REFRIGERANT CONNECTIONS CHART (1) Pipes Flaring (2) Pipes Connections (3) Air Purging (4) Leak Check (5) Pipes Insulation (6) Opening Valves... - Page 32 CONNECTING REFRIGERANT PIPING LINES 17-3 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 performance. Avoid excessive length of refrigerant piping ...
- Page 33 CONNECTING REFRIGERANT PIPING LINES INSTRUCTIONS OF CONNECTIING REFRIGERANT PIPING LINES 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 34 CONNECTING REFRIGERANT PIPING LINES 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 35 CONNECTING REFRIGERANT PIPING LINES 17.4 REFRIGERANT CHARGE (1) The outdoor unit is factory supplied with refrigerant charge for use with refrigerant piping lines of length 5 meters. (2) For refrigerant piping lines of length more than 5 meters, add in the field extra amount of refrigerant charge as per below table : System Extra Amount of Refrigerant / Meter...
- Page 36 CONNECTING REFRIGERANT PIPING 17.5 DESCRIPTION OF REFRIGERANT CONNECTIONS OF OUTDOOR UNIT Outdoor Unit (1) Suction flare valve. (2) Suction service valve. (3) Suction port to open & close. (4) Cap for suction service valve. (5) Cap for Suction port. (6) Liquid flare valve. (7) Liquid port to open &...
- Page 37 CONNECTING REFRIGERANT PIPING LINES 17-9 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 38 CONNECTING REFRIGERANT PIPING LINES STEPS OF PREPARING REFRIGERANT PIPING LINES BEFORE CONNECTIONS STEP (4): Removing protective plastic nuts Suction line of suction and liquid connections In indoor unit of indoor units. NOTES Liquid line Do not remove protective plastic nuts from the In indoor unit indoor unit until refrigerant piping lines are ready for connections.
- Page 39 CONNECTING REFRIGERANT PIPING 17-10 STEPS OF CONNECTING REFRIGERANT PIPING LINES TO INDOOR UNIT Connecting suction and liquid piping lines respectively with suction and liquid half unions of indoor unit. Indoor Unit A. Lubricate flare nuts of suction and liquid Lubricate piping line end and the threads of the suction and liquid half unions of indoor unit with anti –...
- Page 40 CONNECTING REFRIGERANT PIPING LINES 17.13 AIR PURGING OF INDOOR UNIT AND REFRIGERANT PIPING LINES USING VACUUM PUMP NOTES NEVER use the unit refrigerant to purge the connecting pipes and indoor unit. 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.
- Page 41 CONNECTING REFRIGERANT PIPING LINES 17.14 PUMPING DOWN (RE-INSTALLATION) INTRODUCTION Pumping down means collecting all the refrigerant in the system back into the outdoor unit. Pumping down must be actuated before disconnection of pipes, to avoid loss of refrigerant suction. ...
- Page 42 CONNECTING REFRIGERANT PIPING LINES 17.15 REFRIGERANT LEAK CHECK After connecting the refrigerant piping lines with both outdoor and indoor units check the joints for refrigerant leak by using one of the following methods :- (1) Soapy water method Check-point of indoor unit Apply soapy water or a liquid detergent on, the indoor unit connections or outdoor unit connections by a soft brush to check for refrigerant leakage of the connecting points of the piping.
- Page 43 18. INSTALLATION OF DRAIN LINE OF INDOOR UNIT 18-1 Installation of drain line of ducted indoor unit without drain pump 18-1-1 Instructions : You can use a polyethylene tube as the drain pipe (out-dia.29-31mm, in-dia.25mm). The drain pipe is field supplied. To prevent water from flowing backwards into the air conditioner while the air conditioner stops, ...
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Page 44: Installation Drain Line Of Indoor Unit
INSTALLATION OF DRAIN LINE OF INDOOR UNIT 18-2 Installation of drain line of ducted indoor unit with Optional drain pump 18-2-1 Instructions : You can use a polyethylene tube as the drain pipe (out-dia.29-31mm, in-dia.25mm). The drain pipe is field supplied. To prevent water from flowing backwards into the air conditioner while the air conditioner stops, ... - Page 45 19. CONNECTING ELECTRICAL WIRING 19-1 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 46 CONNECTING ELECTRICAL WIRING 19-2 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.
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Page 47: Connecting Electrical Wiring
CONNECTING ELECTRICAL WIRING 19-3 ELECTRICAL DATA Electrical Consumption Split System Starting System Cooling Circuit Current Power Breaker 35 °C 43 °C 46 °C 52 °C (Note 1) Supply Model **** Cool Only V/Ph/Hz Watt Watt Watt Watt 53KDHT60N-518 380-420 / 3 / 50 5060 5940 10.2... - Page 48 CONNECTING ELECTRICAL WIRING Ducted Split Systems – High Static Pressure 19-5 Cool Only – 380-420V / 3 Ph / 50Hz 53KDHT60N-518 53KDHT72N-518 53KDHT84N-518 53KDHT90N-518 Caution – Field Electrical Wiring Indoor Units Indoor Unit 42KDHT60N-718 42KDHT72N-718 42KDHT84N-718 42KDHT90N-718 Power supply: Single-Phase 220~240V / 1Ph / 50Hz Use 3-core cable 3 x 1 m Use 3-core cable 3 x 0.2 m Power supply:...
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Page 49: Setting Of Switches
20. SETTING OF SWITCHES Switch ENC2 : for Setting Static Pressure Range of Indoor Unit Switch ENC2 of the PCB of indoor unit is factory used to set the Setting Static Pressure Range of indoor unit as per the unit model ENC2 Factory Setting Ducted Indoor Unit Model... -
Page 50: Finishing Installation
21. FINISHING INSTALLATION FINISHING STEPS OF INSTALLATION (1) Tie together refrigerant piping, condensate drain hose, electrical cables. Form the refrigerant piping in the required direction and bind the condensate drain hose, electrical cables together with vinyl tape. The condensate drain hose should be always at the bottom of lump to assure smooth drainage. The lump must be of circular shape. -
Page 51: Test Running
22. TEST RUNNING 22.1 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. 22.2 STEPS FOR COOLING TEST RUNNING a. - Page 52 23. AFTER INSTALLATION CHECK LIST 23.1 INDOOR UNIT a. The selection of installation location is adequate. b. The air filters are installed correctly. c. The duct is installed securely. 23.2 OUTDOOR UNIT a. The selection of installation location is adequate. b.
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Page 53: After Installation Check List
AFTER INSTALLATION CHECK LIST 23.6 FINISHING INSTALLATION a. The refrigerant piping lines, electrical cables and condensate drain hose are lumped together. The drain hose is at the bottom of the lump. b. The wall passage hole is properly sealed. 23.7 TESTING RUNNING a. - Page 54 24. SELF DIAGNOSTIC FUNCTION FOR MALFUNCTIONS DETECTION The electronic printed circuit board in the indoor unit is equipped with smart self diagnostic function which automatically stops the operation of the air conditioner in case of a malfunction. When the system is on and in a malfunction, Error Code is shown on the wired controller display to refer to malfunction reason for easy fast service and maintenance.
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Page 55: Self Diagnostic Function For Malfunctions Detection
SELF DIAGNOSTIC FUNCTION FOR MALFUNCTIONS DETECTION The electronic printed circuit board in the indoor unit is equipped with smart self diagnostic function which automatically stops the operation of the air conditioner in case of a malfunction. When the system is on and in a malfunction, Error Code is shown on the display & receiver panel to refer to malfunction reason for easy fast service and maintenance. - Page 56 SELF DIAGNOSTIC FUNCTION FOR MALFUNCTIONS DETECTION The electronic printed circuit board in the outdoor unit is equipped with smart self diagnostic. When the system is on and in a malfunction, Leds Status of Printed Circuit Board will refer to malfunction reason for easy fast service and maintenance. Leds Status of Printed Circuit Board ( PCB ) of Side Discharge Outdoor Unit DSP1...