McQuay MCM 020 D Manual Download Page 1

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+1 (800) 432-1342

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ISO 9002

REGISTERED

MCM - 2004

Ceiling Exposed Split Systems

Models: MCM 020 D/DR

MCM 025 D/DR

MCM 030 D/DR

MCM 040 D/DR

MCM 050 D/DR

MCM 061 C/CR

MCM 062 C/CR

Summary of Contents for MCM 020 D

Page 1: ...cQuay International 1 800 432 1342 www mcquay com ISO 9002 REGISTERED MCM 2004 Ceiling Exposed Split Systems Models MCM 020 D DR MCM 025 D DR MCM 030 D DR MCM 040 D DR MCM 050 D DR MCM 061 C CR MCM 06...

Page 2: ...ulations and experienced with this type of equipment Caution Sharp edges and coil surfaces are a potential injury hazard Avoid contact with them Warning Moving machinery and electrical power hazards M...

Page 3: ...r electrical parts fan and fan motor assembly can all be inspected and replace from bottom of the unit by simply removing the newly designed press in pull out air intake grille The POLYSTYRENE drain p...

Page 4: ...n WEIGHT kg 57 58 58 95 100 105 MATERIAL CASING THICKNESS mm in FINISHING SOUND PRESSURE LEVEL dBA 52 53 56 60 59 62 TYPE SIZE LIQUID mm in 6 35 1 4 GAS mm in 15 88 5 8 PACKING HEIGHT mm in DIMENSION...

Page 5: ...41 261 241 MATERIAL S B C S I G C S I G C S B C S I G C S I G C S I G C DIAMETER mm in THICKNESS mm in 0 35 0 014 0 36 0 014 AVE 0 36 0 014 AVE MATERIAL THICKNESS mm in ROW 2 FIN PER INCH 16 FACE AREA...

Page 6: ...LOAD PROTECTION HI LO PRESSURE SWITCH POWER SOURCE V Ph Hz 220 240 1 50 FAN TYPE DRIVE PROPELLER DIRECT BLADE MATERIAL GLASS R ACRLY STYLENE RESIN DIAMETER mm in 600 24 RATED RUNNING CURRENT A 1 2 MOT...

Page 7: ...Ph Hz 230 1 60 FAN TYPE DRIVE PROPELLER DIRECT BLADE MATERIAL GLASS R ACRLY STYLENE RESIN DIAMETER mm in 600 24 RATED RUNNING CURRENT A 1 7 MOTOR OUTPUT W 160 RATED INPUT POWER W 357 MATERIAL S I G C...

Page 8: ...RATED RUNNING CURRENT HEATING A 7 2 RATED INPUT POWER COOLING W 5008 RATED INPUT POWER HEATING W 3966 PROTECTION DEVICE OVERLOAD PROTECTION HI PRESSURE SWITCH POWER SOURCE V Ph Hz 220 240 1 50 FAN TYP...

Page 9: ...SS OR WIRED MICROCOMPUTER REMOTE CONTROL CONDENSATE DRAIN SIZE mm in 19 05 3 4 AIR FILTER WASHABLE SARAN NET PACKING HEIGHT mm in 368 14 5 DIMENSION WIDTH mm in 1984 78 1 DEPTH mm in 760 29 9 POWER SO...

Page 10: ...WIDTH mm in DEPTH mm in WEIGHT kg 57 58 92 5 98 9 115 MATERIAL CASING THICKNESS mm in FINISHING SOUND PRESSURE LEVEL dBA 52 53 59 59 59 TYPE SIZE LIQUID mm in 6 35 1 4 GAS mm in 15 88 5 8 PACKING HEI...

Page 11: ...RENT A RATED OUTPUT POWER W RATED INPUT POWER W MATERIAL DIAMETER mm in THICKNESS mm in MATERIAL THICKNESS mm in ROW FIN PER INCH FACE AREA m 2 ft 2 HEIGHT mm in DIMENSION WIDTH mm in DEPTH mm in WEIG...

Page 12: ...ING SOUND PRESSURE LEVEL dBA 71 61 TYPE SIZE LIQUID mm in GAS mm in PACKING HEIGHT mm in 1000 39 4 1016 40 0 DIMENSION WIDTH mm in 1200 47 2 1178 46 4 DEPTH mm in 560 22 0 602 23 7 MCM061C INDOOR UNIT...

Page 13: ...EL dBA 71 61 TYPE SIZE LIQUID mm in GAS mm in PACKING HEIGHT mm in 1000 39 4 1016 40 0 DIMENSION WIDTH mm in 1200 47 2 1178 46 4 DEPTH mm in 560 22 0 602 23 7 MCM062C INDOOR UNIT 220 240 1 50 R407C CA...

Page 14: ...SOURCE V Ph Hz 220 240 1 50 FAN TYPE DRIVE PROPELLER DIRECT BLADE MATERIAL GLASS REINFORCED ACRLY STYLENE RESIN DIAMETER mm in 600 24 RATED RUNNING CURRENT A 1 2 MOTOR OUTPUT W 400 RATED INPUT POWER...

Page 15: ...SOURCE V Ph Hz 220 240 1 50 FAN TYPE DRIVE PROPELLER DIRECT BLADE MATERIAL GLASS REINFORCED ACRLY STYLENE RESIN DIAMETER mm in 600 24 RATED RUNNING CURRENT A 1 2 MOTOR OUTPUT W 400 RATED INPUT POWER...

Page 16: ...Medium 44 47 47 46 42 32 23 50 45 MCM030D DR Low 43 45 45 44 39 29 20 48 43 High 51 53 51 50 47 37 30 54 49 Medium 48 51 50 49 46 36 28 53 48 MCM040D DR Low 46 50 49 48 44 35 27 52 47 High 51 53 51 5...

Page 17: ...ing NC 40 NC 35 NC 30 NC 25 NC 20 NC 45 NC 50 High fan M edium fan Low fan MCM020D DR NC Curves 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band frequency Hz Sound pressure level dB...

Page 18: ...NC 40 NC 35 NC 30 NC 25 NC 20 NC 45 NC 50 High fan Low fan M edium fan MCM030D DR NC Curves 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band frequency Hz Sound pres s ure lev el dB r...

Page 19: ...ic ro o m at 1m in fro nt o f the unit and 1m belo w the air discharge o pening MCM050D DR NC Curves 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band frequency Hz Sound pressure leve...

Page 20: ...of working temperature and humidity can result in serious failure Caution Outdoor temp CDB Indoor temp CWB 5 19 35 15 46 24 54 STD HIGH AMBIENT UNIT LOW AMBIENT KIT Heat pump Heating Cooling Outdoor t...

Page 21: ...Refrigerant Circuit MODEL MCM020D MLC M4LC020B MODEL MCM025D MLC M4LC025B MCM030D M4LC030B Page 20...

Page 22: ...MODEL MCM030D MLC M4LC030C MCM040D MLC035C MCM040D MLC M4LC040C MCM050D MLC M4LC050C MODEL MCM061 62C MLC061C M4LC60C 061C Page 21...

Page 23: ...MODEL MCM020DR MLC M4LC020BR MODEL MCM025DR MLC M4LC025BR MCM030DR MLC030BR Page 22...

Page 24: ...MODEL MCM030DR MLC M4LC030CR MCM040DR MLC035CR MCM040DR MLC M4LC040CR MCM050DR MLC M4LC050CR MODEL MCM061 062CR MLC061C M4LC060CR NOTE A4LC30CR WITH TXV ONLY Page 23...

Page 25: ...5 TC 6 956 6 627 6 333 6 039 5 853 5 556 5 413 5 358 5 315 SC 5 576 5 465 5 366 5 266 5 104 4 845 4 720 4 673 4 635 18 TC 8 343 7 831 7 374 6 917 6 704 6 364 6 200 6 137 6 087 SC 4 378 4 431 4 478 4 5...

Page 26: ...18 TC 12 715 11 646 10 691 9 736 8 781 7 635 SC 8 096 7 780 7 498 7 215 6 933 6 594 19 4 TC 13 808 12 533 11 396 10 258 9 120 7 755 SC 7 943 7 610 7 312 7 014 6 716 6 359 20 TC 14 276 12 965 11 795 10...

Page 27: ...233 MODEL MCM061 062C MLC061C Indoor DB Indoor WB Capacity Outdoor DB C C C kW 19 4 25 30 35 40 46 26 7 13 9 TC 15 426 14 631 13 922 13 213 12 504 11 653 SC 15 426 14 631 13 922 13 213 12 504 11 653...

Page 28: ...5 632 5 345 5 208 5 155 5 113 SC 3 678 3 722 3 761 3 801 3 683 3 496 3 406 3 372 3 345 19 4 TC 7 551 7 050 6 602 6 155 5 965 5 662 5 517 5 461 5 416 SC 3 208 3 316 3 413 3 510 3 402 3 229 3 146 3 114...

Page 29: ...TC 19 060 17 478 16 066 14 654 13 807 13 031 12 578 12 371 12 176 SC 10 275 9 814 9 402 8 990 8 470 7 994 7 716 7 589 7 469 20 TC 19 748 18 098 16 624 15 151 14 275 13 472 13 004 12 790 12 589 SC 10...

Page 30: ...1 6 603 6 400 6 074 5 918 5 860 5 811 SC 4 395 4 420 4 442 4 464 4 326 4 106 4 001 3 962 3 928 19 4 TC 8 073 7 700 7 367 7 034 6 817 6 471 6 305 6 243 6 190 SC 4 319 4 325 4 330 4 336 4 202 3 989 3 88...

Page 31: ...18 TC 17 328 15 853 14 536 13 218 12 454 11 754 11 345 11 158 10 983 SC 10 341 9 813 9 341 8 869 8 357 7 887 7 612 7 487 7 369 19 4 TC 19 222 17 372 15 720 14 068 13 255 12 509 12 074 11 876 11 689 SC...

Page 32: ...361 SC 4 603 4 561 4 520 4 479 4 417 4 361 FROST REGION 6 0 TC 6 012 6 450 6 889 7 327 6 470 5 698 SC 6 012 6 450 6 889 7 327 6 470 5 698 12 0 TC 6 781 6 720 6 660 6 599 6 508 6 427 SC 6 781 6 720 6...

Page 33: ...398 9 312 9 184 9 068 FROST REGION 6 0 TC 13 123 13 438 13 753 14 068 13 210 12 437 SC 13 123 13 438 13 753 14 068 13 210 12 437 12 0 TC 15 061 14 927 14 792 14 658 14 456 14 275 SC 15 061 14 927 14 7...

Page 34: ...886 5 640 5 466 5 189 5 055 3 831 4 963 SC 3 754 3 775 3 794 3 813 3 695 3 508 3 417 2 590 3 355 19 4 TC 6 896 6 577 6 293 6 008 5 823 5 527 5 385 4 082 5 287 SC 3 689 3 694 3 699 3 703 3 589 3 407 3...

Page 35: ...8 18 TC 17 328 15 853 14 536 13 218 12 454 11 754 11 345 11 158 10 983 SC 10 341 9 813 9 341 8 869 8 357 7 887 7 612 7 487 7 369 19 4 TC 19 222 17 372 15 720 14 068 13 255 12 509 12 074 11 876 11 689...

Page 36: ...4 187 SC 4 418 4 379 4 339 4 300 4 240 4 187 FROST REGION 6 0 TC 5 771 6 192 6 613 7 034 6 211 5 470 SC 5 771 6 192 6 613 7 034 6 211 5 470 12 0 TC 6 509 6 451 6 393 6 335 6 248 6 169 SC 6 509 6 451...

Page 37: ...789 9 700 9 566 9 445 FROST REGION 6 0 TC 13 669 13 997 14 326 14 654 13 760 12 955 SC 13 669 13 997 14 326 14 654 13 760 12 955 12 0 TC 15 688 15 548 15 408 15 268 15 058 14 869 SC 15 688 15 548 15 4...

Page 38: ...DR MCM050D DR A 1174 1174 1174 1674 1674 B 75 75 75 75 75 C 1082 1082 1082 1582 1582 D 68 68 68 68 68 E 58 58 93 93 93 F 156 156 156 156 156 G 1214 1214 1214 1714 1714 H 57 57 57 57 57 I 670 670 670 6...

Page 39: ...MODEL MCM061C CR MODEL MCM062C CR CE A GRILL B C D E F G H I J K L O T X 62C 1750 40 36 1930 1830 680 352 292 285 140 1880 250 126 132 508 Page 38...

Page 40: ...5 B BR MLC030B BR Note Dimension in mm MODEL MLC030 035 040 050 C CR M4LC030 040 050 C CR M4LC060C Caution Sharp edges and coil surfaces are potential locations which may cause injury hazards Avoid fr...

Page 41: ...MODEL MLC M4LC061 C CR Page 40...

Page 42: ...Wiring Diagrams COOLING ONLY INDOOR UNIT MODEL MCM020 025D OUTDOOR UNIT MODEL MLC M4LC020 025B Page 41...

Page 43: ...INDOOR UNIT MODEL MCM030D OUTDOOR UNIT MODEL MLC030B Page 42...

Page 44: ...INDOOR UNIT MODEL MCM030D OUTDOOR UNIT MODEL MLC M4LC030C Page 43...

Page 45: ...INDOOR UNIT MODEL MCM040D OUTDOOR UNIT MODEL MLC035C Page 44...

Page 46: ...INDOOR UNIT MODEL MCM040 050D OUTDOOR UNIT MODEL MLC M4LC040 050C Page 45...

Page 47: ...INDOOR UNIT MODEL MCM061 062C OUTDOOR UNIT MODEL M4LC060C Page 46...

Page 48: ...INDOOR UNIT MODEL MCM061 062C OUTDOOR UNIT MODEL MLC M4LC061C Page 47...

Page 49: ...HEAT PUMP INDOOR UNIT MODEL MCM020 025DR OUTDOOR UNIT MODEL MLC M4LC020 025BR Page 48...

Page 50: ...INDOOR UNIT MODEL MCM030DR OUTDOOR UNIT MODEL MLC030BR Page 49...

Page 51: ...INDOOR UNIT MODEL MCM030DR OUTDOOR UNIT MODEL MLC M4LC030CR Page 50...

Page 52: ...INDOOR UNIT MODEL MCM040DR OUTDOOR UNIT MODEL MLC035CR Page 51...

Page 53: ...INDOOR UNIT MODEL MCM040 050DR OUTDOOR UNIT MODEL MLC M4LC040 050CR Page 52...

Page 54: ...INDOOR UNIT MODEL MCM061 062CR OUTDOOR UNIT MODEL MLC M4LC061CR Page 53...

Page 55: ...INDOOR UNIT MODEL MCM061 062CR OUTDOOR UNIT MODEL MLC M4LC060CR Page 54...

Page 56: ...ATTACHMENT 60HZ OUTDOOR UNIT MODEL MLC 30C COOLING ONLY 60HZ 1 PHASE 208 230V MODEL MLC040 050C COOLING ONLY 60HZ 3 PHASE 200 230V MODEL MLC040 050CR COOLING ONLY 60HZ 3 PHASE 200 230V Page 55...

Page 57: ...3 PHASE FOR 2 3 HP OUTDOOR UNIT MODEL MLC M4LC020 025B COOLING ONLY 3 PHASE 50 HZ 380 415V MODEL MLC M4LC030C COOLING ONLY 3 PHASE 50 HZ 380 415V Page 56...

Page 58: ...MODEL MLC M4LC020 025BR HEAT PUMP 3 PHASE 50HZ 380 415V MODEL MLC M4LC030CR HEAT PUMP 3 PHASE 50HZ 380 415V Page 57...

Page 59: ...025B COOLING ONLY 50HZ 1 PHASE 220 240V 60HZ 1 PHASE 208 230V OUTDOOR UNIT MODEL MLC030C COOLING ONLY 50HZ 1 PHASE 220 240V 60HZ 1 PHASE 208 230V OUTDOOR UNIT MODEL MLC040 050C COOLING ONLY 50HZ 3 PH...

Page 60: ...EL MLC020 025BR HEAT PUMP 50HZ 1 PHASE 220 240V OUTDOOR UNIT MODEL MLC030CR HEAT PUMP 50HZ 1 PHASE 220 240V 60 HZ 1 PHASE 220V OUTDOOR UNIT MODEL MLC040 050CR HEAT PUMP 50HZ 3 PHASE 380 415V 60HZ 3 PH...

Page 61: ...LOW AMBIENT UNIT OPTIONAL OUTDOOR UNIT MODEL MLC010B 015B 50HZ OUTDOOR UNIT MODEL MLC020B 025B 50HZ Page 60...

Page 62: ...LOW AMBIENT UNIT OUTDOOR UNIT MODEL MLC010 015BR 50HZ 1 PHASE 220 240V OUTDOOR UNIT MODEL MLC020BR 50HZ 1 PHASE 220 240V OUTDOOR UNIT MODEL MLC025BR 50HZ 1 PHASE 220 240V Page 61...

Page 63: ...SINGLE PHASE FOR 4HP OUDOOT UNIT MODEL MLC M4LC040C COOLING ONLY MODEL MLC M4LC040CR HEATPUMP Page 62...

Page 64: ...ystem too long to moist air 4 Check list before installation servicing Tubing Refrigerant R407C is more easily affected by dust of moisture compared with R22 make sure to temporarily cover the ends of...

Page 65: ...R125 R134 Composition of R407C in vapour phase is different from liquid phase f Normally the R407C cylinder or can is being equipped with a dip pipe for liquid withdrawal However if the dip pipe is n...

Page 66: ...convenient for wiring piping and drainage Standard Mounting Ensure that the overhead supports are strong enough to hold the weight of the unit Position the hanger rods wall mounting bracket for floor...

Page 67: ...nstalled such that there is no short circuit of the cool discharge air with the warm return air Do not install the indoor unit where there is direct sunlight shining on the unit The location should be...

Page 68: ...MCM061 062C Figure C Provide the installation space as shown in Figure D MCM D MCM061 062C Figure D Page 67...

Page 69: ...it see Fig E AIR INTAKE GRILLE SIDE FRAME HANGER BRACKET SIDE CLOSE UP Figure E STEP 2 Position the hanger rods as per Fig B and install the hanger bracket see Fig F Figure F STEP 3 Hanger up the unit...

Page 70: ...de panel from the unit see Fig E STEP 2 Position the floor support field supply as per Fig B install the unit see Fig I Wall Wall Fig I STEP 3 Two types of piping and drain pipe connection as Fig J Pi...

Page 71: ...must be well ventilated so that the unit can draw in and distribute plenty of air thus lowering the condensing temperature A place capable of bearing the weight of the outdoor unit and isolating nois...

Page 72: ...y tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks When tightening the flare nut with torque wrench ensure the direction for tightening follo...

Page 73: ...valve and turn the pump on Vacuum to 0 1 MPa 760mmHg or lower Evacuation time varies by the pump but averagely in 1 hour CAUTION FOR R407C R407C must be charged as liquid Usually R407C cylinder is eq...

Page 74: ...air 7 Overall Checking Ensure the following in particular 1 The unit is mounted solidly and rigid in position 2 Piping and connections are leak proof after charging 3 Proper wiring has been done Drain...

Page 75: ...temperature 26 7 19 4 minimum outdoor temperature 19 4 13 9 maximum outdoor temperature 46 0 24 0 Heat Pump Unit Temperature Ts C Th C minimum indoor temperature 15 0 maximum indoor temperature 26 7 m...

Page 76: ...efrost operation Compressor overload protection Outdoor coil sensor contact loose short Room air sensor contact loose short ON z ON or OFF BLINKING Wired Remote Control SLM Cooling Heatpump Model Erro...

Page 77: ...button to activate the timer setting from 1 hour to 15 hour of the air conditioning unit It will be in On or Off condition after the set time depending to the current condition either from On to Off...

Page 78: ...desired fan speed is achieved 5 Timer Press the set button to select the switch timer of the air conditioner unit the setting range is between 1 to 10 hours 6 Sleep mode Press button to activate the...

Page 79: ...setting 8 OFF timer setting Press the SET button will activate the off timer function Set the desired off time by pressing the SET button continuously Press the CLR button to cancel the off timer sett...

Page 80: ...r filter is dirty The doors or windows are open The air entrance and exit are clogged The regulate temperature is not high enough 4 The remote control light is deficient The batteries are discharge Th...

Page 81: ...mist and dust the coils must be regularly cleaned by qualified Air Conditioner Service Technicians to ensure sufficient heat exchange and proper operation Otherwise the systems life span may be shorte...

Page 82: ...r filter is dirty The doors or windows are open The air entrance and exit are clogged The regulate temperature is not high enough 4 The remote control light is deficient The batteries are discharge Th...

Page 83: ...ents Tighten The Connections Get The Right Voltage Check The Power Supply To The Motor Repair When Necessary Faulty Fan Motor Defective Operation Switch Change The Contactor Repair The Contacts Repair...

Page 84: ...nnections See High Discharge Pressure or High Suction Pressure Tighten The Connections See High Discharge Pressure or Low Suction Pressure Add Refrigerant Repair Leakage If Detected See High Discharge...

Page 85: ...an Speed Remove Obstacles To Air Circulation Repair Or Replace If Necessary Restricted Low Low Refrigerant Charge Add Refrigerant See Low Discharge Pressure Remove The Restriction Noisy Operation Nois...

Page 86: ...igerant circuit e g air High Side Low Side 1 Air intake temperature of indoor unit too high By Means Of Diagnosis Flow Chart Generally there are two kind of problems i e starting failure and insuffici...

Page 87: ...Restriction e g at strainer capillary filter dryer etc Compressor Less or no compression Low running current Room overcrowded with people Windows doors wide open Check air circulation Indoor Outdoor c...

Page 88: ...IGHT 5 SIDE FRAME ASSY LEFT 20 BACK PANEL 6 COIL HOLDER ASSY LEFT 21 HANGER BRACKET RIGHT 7 FAN DECK 22 FAN MOTOR 8 AIR INTAKE GRILLE ASSY 23a BLOWER HOUSING TOP 9 FRONT FRAME LEFT 23b BLOWER HOUSING...

Page 89: ...E RIGHT 6 ASSY COIL HOLDER LEFT 22 CLOSE UP RIGHT 7 FAN DECK 23 ASSY COIL HOLDER RIGHT 8 COIL ASSY 24 BACK PANEL 9 FRAME FRONT LEFT 25 BRACKET HANGER RIGHT 10 ASSY LOUVER BOTTOM 26 TOP PANEL 11 FRAME...

Page 90: ...T 7 FAN DECK 25 CLOSE UP RIGHT 8 COIL ASSY 26 ASSY COIL HOLDER RIGHT 9 FRAME FRONT LEFT 27 BACK PANEL 10 FRONT BOTTOM CENTER 28 BRACKET HANGER RIGHT 11 FRONT TOP CENTER 29 TOP PANEL 12 AIR INTAKE GRIL...

Page 91: ...DECK 16 FRONT FRAME PLAIN 5 MOTOR 17 FRONT FRAME WITH LED INDICATORS 6 BLOWER HOUSING WHEEL 18 SIDE PANEL 7 RUBBER COUPLING 19 HOOK 4 x 14 mm 8 BRACKET FAN DECK 20 LCD HANDSET 9 COIL HOLDER RIGHT 21...

Page 92: ...MOTOR MOUNTING BRACKET 18 PARTITION 5 FAN MOTOR 19 TERMINAL BOX PANEL 6 RING WASHER 20 SIDE PANEL 7 FAN BLADE 21 ACCESS PANEL 8 SQUARE WASHER 22 PLATE FLARE VALVE 9 HEX NUT 23 FLARE VALVE 10 BLACK LAB...

Page 93: ...T DESCRIPTION 1 BASE PAN 11 MOTOR BRACKET ASSY 2 FLARE VALVE 12 SIDE PANEL LEFT 3 FLARE VALVE 13 FAN MOTOR 4 PARTITION 14 FAN BLADE 5 COMPRESSOR 15 FRONT PANEL ASSY 6 ACCESS PANEL 16 TERMINAL BOX ASSY...

Page 94: ...2004 McQuay International 1 800 432 1342 www mcquay com ISO 9002 REGISTERED...

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