Carrier ClassiCool 53KDMT12N-718 Installation Manual Download

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Rev. (0) - 2014

Rev. (0) - 2016

Enviromental

Management System

ISO 14001 : 2004

Certificate No : 12 104 30334 TMS

Safety

Management System

BS OHSAS 18001 : 2007

Certificate No : 12 116 30334 TMS

03504574

INSTALLATION MANUAL

Miraco

MISR REFRIGERATION & AIR CONDITIONING MFG. CO.

220-240V ~ 50Hz 1Ph
380-420V ~ 50Hz 3Ph

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.

Ceiling Concealed Ducted Split Systems

(I¿

ciency

een

Cool Only

53KDMT12N-718

53KDMT18N-718

53KDMT24N-718

53KDMT30N-718

53KDMT36N-718T

53KDHT42N-518T

53KDHT48N-518T

53KDHT60N-518T

53KDHT72N-518T

Summary of Contents for ClassiCool 53KDMT12N-718

Page 1: ...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 requirement...

Page 2: ...ted on indoor coil for easy fast service and maintenance Flexible two directions of air return Back air return factory standard Bottom air return can be done at field Bottom Return Air Back Return Air...

Page 3: ...in pump is factory installed upon request 1 Control box 2 Fan casing 3 Motor 4 Bottom panel Easy accessibility for motors and fans on indoor unit for easy fast service and maintenance 1 2 3 4 Easy rem...

Page 4: ...rge Outdoor Unit 21 11 Installation Location Check List 23 12 Installation Accessories 24 13 Installation Chart 25 14 Indoor Unit Installation 27 15 Installation of Wired Room Controller 31 16 Install...

Page 5: ...r refrigerant R410A 7 Pipe cutter 16 Gauge manifold R410A 8 Spanner half union 17 Thermometer 9 Reamer 18 Electrical multimeter Important During the system installation make first refrigerant piping c...

Page 6: ...then make the electrical connections Similarly when disassembling disconnect the electrical wiring first and only then open refrigerant connections What is not covered in our warranty 1 Failure due to...

Page 7: ...ndoor Unit 3 Air Filter s 4 Electrical Box 5 Condensate Drain Hose 6 Inter connecting refrigerant piping lines and electrical cables between outdoor and indoor units 7 Wired Room Controller Standard 8...

Page 8: ...or Unit 3 Air Filter s 4 Electrical Box 5 Condensate Drain Hose 6 Inter connecting refrigerant piping lines and electrical cables between outdoor and indoor units 7 Wired Room Controller Standard 8 Di...

Page 9: ...or Unit 3 Air filter s 4 Electrical Box 5 Condensate Drain Hose 6 Inter connecting refrigerant piping lines and electrical cables between outdoor and indoor units 7 Wired Room Controller Standard 8 Di...

Page 10: ...it 4 Supply Air From Indoor Unit 5 Electrical Box 6 Inter connecting refrigerant piping lines and electrical cables between outdoor and indoor units 7 Condensate Drain hose 8 Wired control Standard 9...

Page 11: ...T Tropical High Ambient 18 System Size N R410A Green Refrigerant 7 Power Supply 220 240V 1Ph 50Hz 5 Power Supply 380 420V 3Ph 50Hz 1 Wired Room Controller 8 Manufactured by Miraco Carrier T Outdoor Un...

Page 12: ...ated at the topside flanges of the indoor unit Indoor Unit Model Weight Outline dimesions Supply air opening size Return air opening size Size of Mounted lug A B C D E F G H I J K L M 42KDMT 12 23 920...

Page 13: ...oor unit Weight Model Kg 42KDHT42N 718T 56 42KDHT48N 718T 56 42KDHT60N 718T 56 Dimensions mm Number Name Description 1 Suction pipe connection 2 Liquid pipe connection 3 Drain pipe connection OD 25 ID...

Page 14: ...x 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 Using the factory provided...

Page 15: ...00 37 Mounting Dimensions Model Unit Dimensions mm Weight Width Height Depth 38KDMT18N 718 845 700 320 48 5 Mounting Dimensions Model Unit Dimensions mm Weight Width Height Depth 38KDMT24N 718 945 810...

Page 16: ...nsions mm Unit Dimensions mm Weight A B W H D 38KDMT36N 718T 754 753 710 843 710 84 5 38KDHT42N 518T 80 38KDHT48N 518T 80 38KDHT60N 518T 785 784 740 843 740 102 38KDHT72N 518T Top Air Discharge Air In...

Page 17: ...excessive length of refrigerant piping lines between outdoor and indoor units Avoid installation location which can lead to excessive height difference between outdoor and indoor units Select Installa...

Page 18: ...n on system cooling performance Avoid installation location which can lead to excessive height difference between outdoor and indoor units to avoid alteration on system cooling performance Avoid insta...

Page 19: ...ich may result in malfunction Avoid installation location which is full of sulfuric gas which may result in malfunction Select installation location where the operation noise and discharged air are no...

Page 20: ...let should be away from any obstacle by 500 mm or more to ensure free air circulation The back of outdoor unit air inlet should be away from any obstacle by 160 mm or more This distance is built in th...

Page 21: ...t or left Obstacle at unit front air outlet Obstacle at unit back air inlet Note The height of Obstacle should be less than the height of outdoor unit No obstacle at top or right or left Obstacle at u...

Page 22: ...o obstacle at front or top or right or left Obstacle at unit back air inlet Obstacle at unit top No obstacle at front or right or left Obstacle at unit back air inlet Obstacle at unit right and left s...

Page 23: ...air inlet Note The height of obstacle should be less than the height of outdoor units No obstruction at top or right or left Obstacle at unit back air inlet No obstacle at front or top or right or le...

Page 24: ...Outdoor Unit Obstacle at unit back air inlet Obstacle at right and left sides No obstacle at front or top No obstacle at front or top 16 cm or more Obstacle 100 cm or more 40 cm or more 200 cm or mor...

Page 25: ...et that may affect air flow and system cooling performance Avoid multiple outdoor unit installation with units facing each other and blowing discharged air into each other For multiple outdoor units i...

Page 26: ...circulation The front back right and left of outdoor unit air inlet should be away from any obstacle by 30 cm or more to ensure free air circulation and easy access to refrigerant and electrical conn...

Page 27: ...s close to the indoor unit The installation location is able to support operating weight of outdoor unit The installation location is far away from any sunlight The installation location is free of du...

Page 28: ...s with outdoor unit top discharge 36K 42K 48K 60K 72K Cement Screws 4 For fixing support angles of outdoor unit top discharge with ground 36K 42K 48K 60K 72K DESCREPTION USAGE Electrical Connection Ca...

Page 29: ...a vacuum pump 2 Drilling hole thru the wall 6 Connecting condensate drain line 10 Refrigerant leak test 3 Installing indoor unit 7 Connecting electrical wiring 11 Opening service valves 4 Pipes flari...

Page 30: ...ng lines 2 Drilling hole thru the wall 6 Connecting condensate drain line 10 Refrigerant leak test 3 Installing indoor unit 7 Connecting electrical wiring 11 Opening service valves 4 Pipes flaring 8 F...

Page 31: ...air from the bottom is optional The size of the plate from bottom and flange from back is the same so it is easy for installer to change the return air from back to bottom 2 Stick the attached seal s...

Page 32: ...n making wall hole make sure to drill outwards at a downward angle so that the height difference between the entrance and exit of the hole is at least 5 10 mm Step 2 Cutting Sleeve For Wall Hole Measu...

Page 33: ...ut off and consolidate the roof beam After the selection of installation location position the refrigerant pipes drain pipes indoor outdoor wires to the connection places before hanging up the machine...

Page 34: ...ing Air Inlet 4 When connecting duct use inflammable canvas tie in to prevent vibrations 5 At the points where the duct joins with the unit it is advisable to use a flexible connection which absorbs v...

Page 35: ...CAUTIONS FOR WIRED CONTROLLER Installation Location Do not install the wired controller in a place with much oil steam sulfide gas Otherwise the product may deform and fail Preparation of wired contro...

Page 36: ...g in the cabinet are in the same length and vertical to the wall surface 6 Fix the bottom cover to the electric cabinet by the accessory slotted head screws Confirm the bottom cover is parallel to wal...

Page 37: ...roller connected with indoor unit 15 5 WIRED CONTROLLER SPECIFICATIONS Input Voltage DC 12V Ambient Temperature 5 43 C 23 110 F Ambient Relative Humidity 40 90 RH The rear side of wire controller Shie...

Page 38: ...cool with a wind speed of HIGH for 30 minutes The remote controller operation is disabled OFF The OPERATION lamp goes off The air conditioner is OFF while the remote controller operation is enabled 2...

Page 39: ...Medium Static Pressure Indoor Units The display panel mounting on the indoor unit The display panel shows error codes For Ducted High Static Pressure Indoor Units Put the display board outside of the...

Page 40: ...e display panel shows error codes How to install the display in ceiling 1 Remove the base of the display panel as in the picture 2 Install base of display panel with 2 screws in place to be mounted on...

Page 41: ...ice door item 2 by removing one screw item 1 Detach the cable clamp by removing one screw 17 2 WALL INSTALLATION STEPS FOR SIDE DISCHARGE OUTDOOR UNIT Fix wall support into the wall Put unit on the wa...

Page 42: ...above the roof or ground to avoid taking the accumulated layer of hot air into the outdoor unit Provide an adequate structural support 17 3 3 UNIT PLACEMENT 1 Provide a base in the pre determined loc...

Page 43: ...cylinder in an upright position 7 R410A refrigerant is only compatible with oils selected by the compressor manufacturer 8 Never expose oil to atmosphere because POE oils absorb moisture rapidly 9 Nev...

Page 44: ...LINES 18 2 REFRIGERANT CONNECTIONS CHART FOR AIR CONDITIONER EQUIPPED WITH SIDE DISCHARGE OUTDOOR UNITS TOP DISCHARGE OUTDOOR UNITS 1 Pipes Flaring 2 Pipes Connections 3 Air Purging 4 Leak Check 5 Pi...

Page 45: ...d installer according to good refrigeration systems practices Piping materials and insulation materials must be of refrigerant quality Select the pipe diameters to the size of system to be installed A...

Page 46: ...it The excessive tubing must not be coiled vertically since the vertical coil affects the oil return to the compressor Avoid disconnecting refrigerant piping connections after they have been tightened...

Page 47: ...e than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and so...

Page 48: ...than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and so...

Page 49: ...than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and so...

Page 50: ...than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and so o...

Page 51: ...an 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and so on...

Page 52: ...re than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and s...

Page 53: ...re than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and s...

Page 54: ...re than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and s...

Page 55: ...re than 4 meters more than one oil trap must exist at the suction line the first one will be at the suction line near to the indoor unit and the following one will be 4 meters from the first one and s...

Page 56: ...72N 518T 20 gram meter Examples For system Model 53KDMT18N 718 For 10 meter lines refrigerant added 10 5 x 15 75 grams For 20 meter lines refrigerant added 20 5 x15 225 grams 18 4 1 NOTES x Refrigeran...

Page 57: ...p for liquid port 18 6 DESCRIPTION OF REFRIGERANT CONNECTIONS OF INDOOR UNIT Refrigerant Connections Details 18 7 DESCRIPTION OF REFRIGERANT CONNECTIONS OF REFERIGERANT PIPING LINES 1 Suction piping l...

Page 58: ...hold the pipe end downward and be sure that no copper scraps fall into the pipe STEP 3 Flaring the Piping x Use flare tool to flare ends of both suction and liquid piping lines and then slide a flare...

Page 59: ...protective plastic nuts from the outdoor unit before being installed on the wall support STEP 6 Mounting flare nuts on the ends of refrigerant piping x Mount suction flare nut large nut on the end of...

Page 60: ...OTES a Insufficient tightening torque will cause refrigerant leaks b Over tightening the torque will damage the tube flaring and cause refrigerant leaks 18 11 STEPS OF CONNECTING REFRIGERANT PIPING LI...

Page 61: ...rce to the stop valve Doing so may break the valve body as the valve is not a backseat type Always use the special tool C Make sure to tighten the cap securely 2 Closing Service valve x Remove the cap...

Page 62: ...ench into the stem and backing out counter clockwise until valve stem just touches the chamfered retaining wall All outdoor unit connections are copper to copper and should be brazed with a phosphorou...

Page 63: ...e valve 2 Braze the liquid line to the liquid valve at the outdoor unit Be sure to wrap the valve body with a wet rag Allow the nitrogen to continue flowing 3 Protect the suction valve with a wet rag...

Page 64: ...to corrosion of parts in the refrigeration system x Be sure using a torque wrench to tighten the service port cap after using the service port so that it prevents the suction leakage from the refrige...

Page 65: ...Operate the system for 10 to 15 minutes 3 Stop operation and wait for 3 minutes then connect the charging set to the service port of the suction valve Connect the charging hose with the push pin to th...

Page 66: ...en to isolate the refrigerant piping lines to minimize sound transmission from the system to the structure x The insulation you select must have good insulation characteristic be easy to use resist ag...

Page 67: ...e utilized to introduce fresh air into the room This helps prevent the building of stale air and enhances air quality in working environments and enclosed applications without natural fresh air supply...

Page 68: ...lding Or you can tie the drain pipe with the connecting pipe to fix it In the case of prolonged drain pipe you had better tighten its indoor part with a protection tube to prevent it from loosing The...

Page 69: ...tance must be less than 200mm otherwise the water will overflow when the air conditioner stops Only available for the unit with pump The end of the drain pipe should be over 50mm higher than the groun...

Page 70: ...ir conditioner a separate circuit breaker with its own overload should be installed on the electrical distribution box D Operation On Off Circuit Breaker The installation of two pole automatic circuit...

Page 71: ...ension cables If extension cables are needed use terminal block C Electrical Connections a Electrical connections must be performed in compliance with national and local wiring codes and standards b C...

Page 72: ...80 16 3 3659 17 2 3876 19 0 4310 40 53KDHT42N 518T 45 380 420 3 50 5 4 3217 6 3 3801 6 6 4020 7 2 4458 25 53KDHT48N 518T 60 380 420 3 50 7 0 4065 7 9 4658 8 3 4879 9 0 5323 25 53KDHT60N 518T 66 380 42...

Page 73: ...d and into the unit electrical box 21 4 2 Description of Electrical Connections of Top Discharge Outdoor Unit Power Wiring Control Wiring Corner Cover 1 Remove the screws at the side of the corner cov...

Page 74: ...ectrical Wiring NOTE Refer to wiring diagrams and stickers caution field electrical wiring sticked inside the outdoor and indoor units Outdoor Units 38KDMT12N 718 38KDMT18N 718 38KDMT24N 718 Indoor Un...

Page 75: ...diagrams and stickers caution field electrical wiring sticked inside the outdoor and indoor units Outdoor Unit 38KDMT30N 718 Outdoor Unit 38KDMT36N 718T Indoor Unit Outdoor Unit Use 3 core cable 3 x...

Page 76: ...grams and stickers caution field electrical wiring sticked inside the outdoor and indoor units Outdoor Units 38KDHT42N 518T 38KDHT48N 518T 38KDHT60N 518T Indoor Unit Outdoor Unit Power supply Single P...

Page 77: ...Refer to wiring diagrams and stickers caution field electrical wiring sticked inside the outdoor and indoor unit Outdoor Unit 38KDHT72N 518T Indoor Unit Outdoor Unit Power supply Single Phase 220 240V...

Page 78: ...18K 24K 30K 36K 42K 48K 60K Indoor unit model 72K Ducted Indoor Unit Model ENC1 Factory Setting Code Setting 42KDMT12N 718 3 42KDMT18N 718 4 42KDMT24N 718 5 42KDMT30N 718 7 42KDMT36N 718T 8 42KDHT42N...

Page 79: ...oject requirement Static pressure Air flow Indoor unit models 12K 18K 24K 30K 36K 42K 48K 60K Indoor unit model 72K Ducted Indoor Unit Model ENC2 Factory Setting Code Setting 42KDMT12N 718 3 42KDMT18N...

Page 80: ...piping with pipe clamps and check that any pipe vibrations cannot be transmitted to the building structure 2 Fill the gap between the outside wall pipe hole and the piping with sealing wall sleeve wal...

Page 81: ...3KDMT12N 718 53KDMT18N 718 53KDMT24N 718 AMBIENT TEMP C 35 46 52 35 46 52 35 46 52 LOW PRESSURE PSI 136 145 150 142 148 151 135 145 150 5 TOTAL AMPS 4 7 5 6 6 1 6 6 7 9 8 6 9 0 10 7 11 6 SYSTEM MODEL...

Page 82: ...is properly done d The refrigerant piping lines are tested for refrigerant leakage e The suction and liquid service valves in outdoor unit are open f The cap nuts for flare valves are properly tighte...

Page 83: ...ibration from the outdoor unit during operation c There is no any abnormal noise or vibration from the indoor unit during operation d The wired controller operates correctly 25 8 CUSTOMER GUIDANCE a T...

Page 84: ...on E5 Indoor PCB EEPROM malfunction E7 Indoor DC motor out of control E8 Water level alarm malfunction with optional drain pump EE Other malfunction EF Wired controler used with model 72K Malfunction...

Page 85: ...X X E7 Water level alarm malfunction with optional drain pump X X X E8 Indoor DC motor out of control X X Eb Refrigerant Leak or any malfunction leads to stopping of compressor operation X X EC Displ...

Page 86: ...on flash off flash Leds status of Printed Circuit Board PCB of Top Discharge Outdoor Units Models 38KDHT42N 518T 38KDHT48N 518T 38KDHT60N 518T No Malfunction Reason LED 2 green LED 3 yellow LED 4 red...

Page 87: ...83 Notes...

Page 88: ......

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Carrier ClassiCool 53KDMT12N-718, Installation Manual

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