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3. Auto Mode Selection

SW5(dip 5)

Auto mode off

off

Auto mode on

Note : Factory preset : SW5 = off ~ auto mode off

4. Stage Differential Temperature

Differential temperature is the temperature difference between turning on or off 1 compressor to another
compressor in thermostat cycle.
The stage differential temperature can be selected from the range shown below :

Dip switch 3

Dip switch 4

a. Default

off

b. 0.5

off

c. 1.0

off

d. 1.5

note that 1.5

C only valid for 2 and 3 compressors model. For 4 compressors model, maximum allowed is

1.0

The default differential temperature is base on number of compressor model, the setting is as below :

Model

Diff. Temperature

1 compressor

Not applicable

2 compressor

1.5

3 compressor

1.0

4 compressors

0.5

5. Hot Keep Option

Dip switch 6

a. Fan off

off

b. Fan on

6. Operating Modes
The system has 4 operating modes to select with respect to each model selection:

Model

Auto

Cool

Heat

Fan

SQCn

SQHnh

(Dip switch 5 = off)

SQHnh

(Dip switch 5 = on)

Where

x denotes modes available
n = number of compressor(s)
h = number of heater(s)

7. Last Memory Functions
The power up settings for either with or without the last memory backup is based on the JH1 setting.

JH1 Setting

a. Last memory backup

JH1 Plugged

b. Without last memory backup

JH1 Removed

Содержание MDB075B

Страница 1: ...MDB 2004 Ducted Split Systems Models MDB 075 750B MDB 125 150C MDB 075 500BR MDB 125CR...

Страница 2: ...to be performed only by qualified personnel who are familiar with local codes and regulations and experienced with this type of equipment Caution Sharp edges and coil surfaces are a potential injury h...

Страница 3: ...25B MDB 750B are designed to cater for either horizontal or vertical air discharge application Versatility Multiple rooms can be cooled together at the same time by using just one unit of fan coil uni...

Страница 4: ...High efficiency refrigerant cooled reciprocating scroll hermetic compressor has internal suspension system to eliminate noise vibration and further resiliently isolated from unit base Compressor has i...

Страница 5: ...ess again to disable set clock mode Under set clock mode the time of the present day can be set by pressing the respective MINUTE HOUR and DAY key 7 days timer Press the ON TIMER key to activate auto...

Страница 6: ...ancel the auto random restart function Please refer to wiring diagram for the location of the JH JP1 Error code Possible fault Error code Possible fault E01 Require manual reset possible causes E19 In...

Страница 7: ...OSS FINNED TUBES 66 71 572 22 51 1 502 59 13 761 29 96 96 211 2 x 1 70 12 12 130 75 429 0 54 5 82 167 64 550 100 0 100 0 0 127 0 005 CENTRIFUGAL DIRECT COLD ROLLED STEEL PERMANENT SPLIT CAPACITOR 2 2...

Страница 8: ...7 0 005 CENTRIFUGAL BELT DRIVEN SQUIRREL CAGE INDUCTION B1 2 SPZ 125 2 SPZ 71 B1 130 31 4 600 15 24 0 60 100 50 0 SEAMLESS COPPER 0 35 0 013 9 52 3 8 ALUMINIUM ELECTRO GALVANIZED MILD STEEL EPOXY POLY...

Страница 9: ...33 x 532 50 8 2 00 6 WASHABLE VILEDON ELECTRO GALVANIZED MILD STEEL EPOXY POLYESTER POWDER COATING PE 945 37 20 100 50 0 1 20 12 92 150 87 495 1 48 16 01 152 40 500 1 894 74 56 980 38 58 180 396 SEAML...

Страница 10: ...82 1546 60 86 1866 73 46 2122 83 54 1199 47 20 1199 47 20 346 762 440 970 89 92 CROSS FINNED TUBES SEAMLESS COPPER 0 127 0 005 5 4 12 12 CENTRIFUGAL BELT DRIVEN ZINC COATED STEEL 469 90 18 50 469 90 1...

Страница 11: ...8 2 00 50 8 2 00 QUANTITY 6 6 9 9 MDB400B4 INDOOR UNIT 591 82 23 30 563 88 22 20 339 94 12 000 20 32 0 80 2 SPA 250 2 SPA 106 B3 668 x 661 50 8 2 00 400 3 50 10 90 4 835 6 5 500 4 NITROGEN HOLDING WA...

Страница 12: ...5 88 5 8 GAS mm in 25 40 1 00 28 58 1 1 8 34 92 1 3 8 25 40 1 00 28 58 1 1 8 DRAIN PIPE CONNECTION mm in AIR FILTER TYPE SIZE LENGTH x HEIGHT mm 622 x 433 622 x 433 457 x 589 457 x 589 542 x 738 DEPTH...

Страница 13: ...TH x HEIGHT mm 533 x 532 533 x 532 668 x 661 668 x 661 DEPTH mm in 50 8 2 00 50 8 2 00 50 8 2 00 50 8 2 00 QUANTITY 6 6 6 6 6 WASHABLE VILEDON 617 x 661 50 8 2 00 4 R22 NITROGEN HOLDING BRAZING 400 3...

Страница 14: ...ATING INDOOR UNIT ELECTRO GALVANISED MILD STEEL EPOXY POLYESTER POWDER COATING PE FOAM 10MM THICKNESS VOLUME NET WEIGHT NOISE LEVEL SOUND POWER INDOOR COIL TYPE MODEL INDOOR UNIT OUTDOOR UNIT NOMINAL...

Страница 15: ...GTH AIR FLOW QUANTITY INDOOR UNIT ELECTRO GALVANISED MILD STEEL EPOXY POLYESTER POWDER COATING PE FOAM 10MM THICKNESS VOLUME INDOOR COIL TYPE CROSS FINNED TUBES SEAMLESS COPPER V BELT QUANTITY 25 40 1...

Страница 16: ...FUGAL BELT DRIVEN CAPACITY STEP 100 67 33 0 100 75 50 25 0 FACE AREA 2 38 25 62 ALUMINIUM 0 127 0 005 ROWS FIN PER INCH FPI 4 12 CROSS FINNED TUBES SEAMLESS COPPER 0 35 0 013 9 52 3 8 575 1265 NOISE L...

Страница 17: ...OWER CENTRIFUGAL BELT DRIVEN ALUMINIUM 0 127 0 005 BRAZING AIR FILTER INDOOR UNIT ELECTRO GALVANISED MILD STEEL EPOXY POLYESTER POWDER COATING PE FOAM 10MM THICKNESS VOLUME NET WEIGHT NOISE LEVEL SOUN...

Страница 18: ...Y SIZE INDOOR BLOWER MOTOR SQUIRREL CAGE INDUCTION BRAZING DRAIN PIPE CONNECTION PIPE SIZE BLOWER PULLEY DIAMETER PULLEY 2 SPZ V BELT BLOWER DIAMETER BLOWER LENGTH AIR FLOW EXTERNAL STATIC PRESSURE BL...

Страница 19: ...IFUGAL BELT DRIVEN CAPACITY STEP 100 67 33 0 100 75 50 25 0 FACE AREA 2 38 25 62 9 52 3 8 ALUMINIUM 0 127 0 005 ROWS FIN PER INCH FPI 4 12 INDOOR COIL CROSS FINNED TUBES SEAMLESS COPPER 0 35 0 013 GRO...

Страница 20: ...15 0 SC 25 052 24 047 23 148 22 250 21 352 20 275 TC 34 298 31 938 29 831 27 724 25 616 23 088 18 0 SC 22 880 22 025 21 261 20 498 19 734 18 818 TC 37 027 34 256 31 782 29 308 26 834 23 866 19 4 SC 21...

Страница 21: ...6 33 038 31 800 30 315 TC 45 744 44 238 42 894 41 549 40 205 38 591 18 0 SC 35 214 33 667 32 285 30 904 29 523 27 865 TC 48 007 46 555 45 259 43 962 42 666 41 111 19 4 SC 34 426 32 804 31 356 29 908 2...

Страница 22: ...105 632 97 033 89 355 81 678 74 000 64 786 18 0 SC 68 023 64 974 62 252 59 530 56 807 53 540 TC 119 597 108 228 98 076 87 925 77 774 65 592 19 4 SC 69 146 65 222 61 718 58 214 54 710 50 506 TC 125 58...

Страница 23: ...177 305 162 879 149 999 137 118 124 238 108 781 18 0 SC 103 567 101 026 98 758 96 489 94 221 91 499 TC 197 799 179 399 162 970 146 542 130 113 110 399 19 4 SC 98 881 96 425 94 232 92 039 89 846 87 21...

Страница 24: ...378 249 311 236 751 224 191 211 632 196 560 20 0 SC 158 219 153 210 148 737 144 264 139 791 134 424 TC 285 771 268 906 253 847 238 788 223 729 205 658 22 0 SC 150 630 143 615 137 352 131 088 124 825...

Страница 25: ...19 444 19 638 19 871 TC 34 512 31 664 29 122 26 579 24 037 20 986 18 0 SC 20 368 19 868 19 421 18 975 18 528 17 993 TC 40 054 36 071 32 514 28 957 25 400 21 131 19 4 SC 21 081 20 246 19 501 18 756 18...

Страница 26: ...276 39 741 TC 69 023 63 328 58 243 53 158 48 073 41 971 18 0 SC 40 735 39 735 38 843 37 950 37 057 35 985 TC 80 109 72 141 65 027 57 913 50 799 42 263 19 4 SC 42 161 40 492 39 002 37 512 36 021 34 23...

Страница 27: ...TC 117 523 107 726 98 978 90 230 81 482 70 984 18 0 SC 75 425 72 577 70 034 67 490 64 947 61 895 TC 132 739 119 892 108 422 96 952 85 482 71 717 19 4 SC 76 266 72 741 69 595 66 448 63 301 59 525 TC 1...

Страница 28: ...613 TC 151 044 135 147 120 953 106 760 92 566 75 534 22 0 SC 67 215 62 290 57 894 53 497 49 101 43 825 TC 174 798 155 866 138 963 122 059 105 156 84 872 26 7 24 0 SC 70 270 63 484 57 425 51 366 45 307...

Страница 29: ...48 35 153 17 0 C SC 16 895 19 587 27 552 30 944 32 948 35 153 TC 16 721 19 410 27 926 30 665 32 652 34 836 19 0 C SC 16 721 19 410 27 926 30 665 32 652 34 836 TC 16 547 19 233 28 300 30 387 32 355 34...

Страница 30: ...17 0 C SC 33 789 39 174 55 104 61 888 65 896 70 305 TC 33 442 38 820 55 852 61 331 65 303 69 673 19 0 C SC 33 442 38 820 55 852 61 331 65 303 69 673 TC 33 095 38 465 56 600 60 774 64 710 69 041 21 0 C...

Страница 31: ...8 99 229 113 333 120 682 128 766 TC 61 172 71 039 98 935 112 313 119 596 127 608 19 0 C SC 61 172 71 039 98 935 112 313 119 596 127 608 TC 60 533 70 391 98 640 111 293 118 511 126 450 21 0 C SC 60 533...

Страница 32: ...33 104 201 143 354 164 778 175 468 187 227 TC 88 902 103 259 142 017 163 295 173 889 185 544 19 0 C SC 88 902 103 259 142 017 163 295 173 889 185 544 TC 87 972 102 316 140 680 161 812 172 311 183 860...

Страница 33: ...0 656 11 365 12 216 12 784 13 068 13 351 All power units in watts MODEL MDB125B vs MMC125B Outdoor DB C Indoor WB C 19 4 25 0 30 0 35 0 40 0 46 0 50 0 52 0 54 0 13 9 8 882 9 839 10 693 11 547 12 401 1...

Страница 34: ...28 118 24 0 17 961 19 651 21 160 22 669 24 179 25 990 27 197 27 801 28 405 All power units in watts MODEL MDB250B2 vs MMC125C x 2 Outdoor DB C Indoor WB C 19 4 25 0 30 0 35 0 40 0 46 0 50 0 52 0 54 0...

Страница 35: ...8 54 903 59 110 61 915 63 317 64 719 18 0 41 063 44 993 48 501 52 010 55 518 59 729 62 536 63 939 65 342 19 4 41 713 45 258 48 422 51 587 55 591 60 395 63 598 65 199 66 801 20 0 41 992 45 950 49 484 5...

Страница 36: ...while maintaining the motor pulley Db 4 x 1425 800 7 125 The nearest pulley size will be a diameter of 7 Recheck with Db 7 Blower pulley 1425 x 4 7 814 We thus need to change the blower pulley from 8...

Страница 37: ...0B BR 6 0 125 5 0 95 12 0 250 12 0 224 MDB 400B BR 5 5 106 4 5 95 13 0 250 13 0 280 MDB 450B BR 5 5 112 N A N A 12 0 250 N A N A MDB 500B BR 6 0 150 4 0 100 12 0 315 10 0 250 MDB 600B BR 5 0 132 N A N...

Страница 38: ...37 Blower Performance Curves MDB 075B BLOWER PERFORMANCE CURVE...

Страница 39: ...38 MDB 100B BLOWER PERFORMANCE CURVE...

Страница 40: ...39 MDB 125B BLOWER PERFORMANCE CURVE...

Страница 41: ...40 MDB 125C BLOWER PERFORMANCE CURVE...

Страница 42: ...41 MDB 150B BLOWER PERFORMANCE CURVE...

Страница 43: ...42 MDB 150C BLOWER PERFORMANCE CURVE...

Страница 44: ...43 MDB 200B BLOWER PERFORMANCE CURVE...

Страница 45: ...44 MDB 250B BLOWER PERFORMANCE CURVE...

Страница 46: ...45 MDB 300B BLOWER PERFORMANCE CURVE L s...

Страница 47: ...46 MDB 350B BLOWER PERFORMANCE CURVE...

Страница 48: ...47 MDB 400B BLOWER PERFORMANCE CURVE...

Страница 49: ...48 MDB 450B BLOWER PERFORMANCE CURVE...

Страница 50: ...49 MDB 500B BLOWER PERFORMANCE CURVE...

Страница 51: ...50 MDB 600B BLOWER PERFORMANCE CURVE...

Страница 52: ...51 MDB 750B BLOWER PERFORMANCE CURVE...

Страница 53: ...52 Outlines And Dimensions Indoor MODEL MDB 075 100 B BR MODEL MDB 125C HORIZONTAL AIR DISCHARGE ONLY...

Страница 54: ...53 MODEL MDB 150B1 STANDARD HORIZONTAL AIR DISCHARGE OPTIONAL VERTICAL AIR DISCHARGE MODEL MDB 150B2 BR2 STANDARD HORIZONTAL AIR DISCHARGE OPTIONAL VERTICAL AIR DISCHARGE...

Страница 55: ...54 MODEL MDB 150C1 HORIZONTAL AIR DISCHARGE ONLY MODEL MDB 200B2 BR2 STANDARD VERTICAL AIR DISCHARGE OPTIONAL HORIZONTAL AIR DISCHARGE...

Страница 56: ...55 MODEL MDB 250 300 B2 BR2 STANDARD VERTICAL AIR DISCHARGE OPTIONAL HORIZONTAL AIR DISCHARGE MODEL MDB 300B3 BR3 STANDARD VERTICAL AIR DISCHARGE OPTIONAL HORIZONTAL AIR DISCHARGE...

Страница 57: ...56 MODEL MDB 350B3 BR3 STANDARD VERTICAL AIR DISCHARGE OPTIONAL HORIZONTAL AIR DISCHARGE MODEL MDB 400 500 B4 BR4 STANDARD VERTICAL AIR DISCHARGE OPTIONAL HORIZONTAL AIR DISCHARGE...

Страница 58: ...RIZONTAL AIR DISCHARGE CAN CUSTOMIZE TO HORIZONTAL OR VERTICAL AIR DISCHARGE NOT CONVERTIBLE AT FIELD MODEL MDB 750B5 STANDARD VERTICAL AIR DISCHARGE OPTIONAL HORIZONTAL AIR DISCHARGE CAN CUSTOMIZE TO...

Страница 59: ...58 Outlines And Dimensions Outdoor MODEL MMC 075B 100 125 B STANDARD VERTICAL AIR DISCHARGE MODEL MMC 075B 100 125 B OPTIONAL HORIZONTAL AIR DISCHARGE...

Страница 60: ...59 MODEL MMC 075C CR MODEL MMC 100C...

Страница 61: ...60 MODEL MMC 125BR 150C STANDARD VERTICAL DISCHARGE NON CONVERTIBLE...

Страница 62: ...g Diagrams Cooling MODEL MDB 075B MMC 075C Important note A manual reset circuit must be provided at the field supplied external starter board for all protective devices Note 1 For export spec 2 With...

Страница 63: ...MDB 075B MMC 075B MDB 100B MMC 100B 100C Important note A manual reset circuit must be provided at the field supplied external starter board for all protective devices Note 1 For export spec 2 With U...

Страница 64: ...75B WITH U1 4 CCT SLM3 HANDSET OUTDOOR MMC 075B WITH PHASE PROTECTOR AUTO RESET HI LO PRESSURE SWITCH MODEL INDOOR MDB 075B WITH U1 4 CCT SLM3 HANDSET OUTDOOR MMC 075C WITH PHASE PROTECTOR AUTO RESET...

Страница 65: ...100B WITH U1 4 CCT SLM3 HANDSET OUTDOOR MMC 100B WITH PHASE PROTECTOR AUTO RESET HI LO PRESSURE SWITCH MODEL INDOOR MDB 125C WITH U125 SB SLM HANDSET OUTDOOR MMC 125B WITH PHASE PROTECTOR AUTO RESET H...

Страница 66: ...65 MODEL INDOOR MDB 150C1 WITH U125 SB SLM HANDSET OUTDOOR MMC 150C WITH PHASE PROTECTOR AUTO RESET HI LO PRESSURE SWITCH MODEL INDOOR MDB 150B2 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 075C x 2...

Страница 67: ...66 MODEL INDOOR MDB 150B2 200B2 250B2 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 075B x 2 MMC 100B x 2 MMC 125B x 2 MODEL INDOOR MDB 300B2 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 150C x 2...

Страница 68: ...67 MODEL INDOOR MDB 300B3 MDB 350B3 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 100B x 3 MMC 100C x 3 MMC100B C x 1 MMC125B x 2 MODEL INDOOR MDB 450B3 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 150C x 3...

Страница 69: ...68 MODEL INDOOR MDB 400B4 MDB 500B4 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 100B x 4 MMC 125B x 4...

Страница 70: ...69 MODEL INDOOR MDB 600B4 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 150C x 4...

Страница 71: ...70 MODEL INDOOR MDB 750B5 WITH MAGNETIC CONTACTOR OUTDOOR MMC 150C x 5 INDOOR AUXILLARY C1 C1...

Страница 72: ...71 Wiring Diagrams Heatpump INDOOR EXPORT MODEL MDB 075 100BR C3 0B MODEL MDB 125CR EXPORT...

Страница 73: ...72 MODEL MDB 150 200 250 BR2 EXPORT MODEL MDB 300 350 BR3 EXPORT...

Страница 74: ...73 MODEL MDB 400 500 BR4 EXPORT...

Страница 75: ...OLLER VERSION 1 MODEL MMC 125BR EXPORT FOR SEQUENTIAL CONTROLLER VERSION 1 Note With auto pressure control DANFOSS magnetic contactor Headline outdoor fan motor single phase Note With auto pressure co...

Страница 76: ...THERMOSTAT VERSION 2 MODEL MMC 125BR FOR SEQUENTIAL CONTROLLER WITH PHASE PROTECTOR AND DISCHARGE THERMOSTAT VERSION 2 Note With auto pressure control DANFOSS magnetic contactor Headline outdoor fan m...

Страница 77: ...UTDOOR MMC 075CR WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH VERSION 3 MODEL INDOOR MDB 100BR WITH U1 4 CCT SLM3 HANDSET OUTDOOR MMC 100BR WITH PHASE PROTECTOR DISCHARGE...

Страница 78: ...OOR MMC 125BR WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH MODEL INDOOR MDB 150 200BR2 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 075CR x 2 MMC100BR x 2 WITH PHASE PROTECTOR...

Страница 79: ...78 MODEL INDOOR MDB 250BR2 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 125BR x 2 WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH...

Страница 80: ...79 MODEL INDOOR MDB 300 BR3 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 100BR x 3 WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH...

Страница 81: ...80 MODEL INDOOR MDB 350 BR3 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 100BR x 1 MMC125BR x 2 WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH...

Страница 82: ...81 MODEL INDOOR MDB 400 BR4 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 100BR x 4 WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH...

Страница 83: ...82 MODEL INDOOR MDB 500 BR4 WITH SEQUENTIAL CONTROLLER OUTDOOR MMC 125BR x 4 WITH PHASE PROTECTOR DISCHARGE THERMOSTAT AUTO RESET HI LO PRESSURE SWITCH...

Страница 84: ...83 Refrigerant Circuit Diagram MODEL MMC 075C 100C...

Страница 85: ...84 MODEL MMC 075B 100B 125B 150C...

Страница 86: ...85 MODEL MMC 075CR WITH CAPILLARY TUBE EXPANSION SPECIFICATION...

Страница 87: ...86 MODEL MMC 100BR 125BR WITH CAPILLARY TUBE EXPANSION SPECIFICATION...

Страница 88: ...87 MODEL MMC 075CR WITH THERMAL EXPANSION VALVE SPECIFICATION...

Страница 89: ...88 MODEL MMC 100BR 125BR WITH THERMAL EXPANSION VALVE SPECIFICATION...

Страница 90: ...ubings and coils until ready to connect suction or liquid line into fittings Operational Check After all electrical wiring is completed and the system is charged with refrigerant make sure unit is ope...

Страница 91: ...drops In order to achieve maximum cooling capacity the location selected should fulfill the following requirements a Install the condensing outdoor unit in a way such that hot air distributed by the...

Страница 92: ...he outdoor unit and isolating noise and vibration e A place protected from direct sunlight Otherwise use an awning for protection if necessary f A place where the hot air discharge and operating sound...

Страница 93: ...wering the cooling capacity and the compressor may become defective If the height difference between the evaporator and the condenser is excessive the cooling capacity drops the lubricating oil return...

Страница 94: ...one above the other The units must all face the same direction or opposite direction back to back such that hot air short circuit does not occur Model MMC 075B MMC 100B BR MMC 125B BR 2 X MMC 075B 2...

Страница 95: ...xible hose from charging nipples are connected to vacuum pump via standard servicing valves and pressure gauges gauge manifold Vacuum the air conditioner system to at least 500 microns Hg Charging Bef...

Страница 96: ...0 x 2 MDB250B2 MMC125B x 2 5 8 1 1 4 8000 7 95 x 2 MDB300B3 MMC100B x 3 5 8 1 1 8 9000 7 60 x 3 MDB300B3 MMC100C x 3 5 8 1 1 8 9000 7 00 x 3 MDB350B3 MMC100B MMC125B x 2 5 8 1 1 8 1 1 4 10500 7 60 7 9...

Страница 97: ...x 2 MDB300BR3 MMC100BR x 3 5 8 1 1 8 9000 5 6 x 3 MDB350BR3 MMC100BR MMC125BR x 2 5 8 1 1 8 1 1 4 10500 5 6 6 5 x 2 MDB400BR4 MMC100BR x 4 5 8 1 1 8 12000 5 6 x 4 MDB500BR4 MMC125BR x 4 5 8 1 1 4 150...

Страница 98: ...to the refrigeration cycle when performing a leakage test or an airtight test These types of gases are extremely dangerous because explosion can occur It is recommended that nitrogen or refrigerant be...

Страница 99: ...erant make sure the unit is operating properly Check that Condenser fans are running with warm air blowing off the condensing unit Evaporator blowers are running and discharging cool air from ducts Su...

Страница 100: ...1 0 C The default differential temperature is base on number of compressor model the setting is as below Model Diff Temperature 1 compressor Not applicable 2 compressor 1 5 C 3 compressor 1 0 C 4 comp...

Страница 101: ...100 SEQUENTIAL CONTROLLER BLOCK DIAGRAM...

Страница 102: ...bleshooting When any air conditioner malfunction is noted immediately switch off the power supply to the unit and contact the local dealer if necessary Some simple trouble shooting tips are given belo...

Страница 103: ...tage Check The Power Supply To The Motor Repair When Necessary Faulty Fan Motor Defective Operation Switch Change The Contactor Repair The Contacts Repair Or Change The Motor Repair Or Replace The Swi...

Страница 104: ...e Switch If Required Repair or Change If Necessary Get The Right Voltage Check The Power Line To The Compressor Repair When Necessary High Suction Pressure High Discharge Pressure or Low Suction Press...

Страница 105: ...The Restriction Adjust The Fan Speed Remove Obstacles To Air Circulation Repair Or Replace If Necessary Restricted Low Low Refrigerant Charge Add Refrigerant See Low Discharge Pressure Remove The Res...

Страница 106: ...ASSY COIL 15 ASSY FILTER SECTION 25 WASHER PLAIN 6 ASSY COIL SIDE COVER LEFT 16 ASSY SIDE PANEL RIGHT BIG 26 WASHER SPRING 7 ASSY SIDE PANEL LEFT 17 TERMINAL COVER 27 NUT HEXAGON 8 ASSY COIL SIDE COV...

Страница 107: ...CTION 25 WASHER PLAIN 6 ASSY COIL SIDE COVER LEFT 16 ASSY SIDE PANEL RIGHT BIG 26 WASHER SPRING 7 ASSY SIDE PANEL LEFT 17 TERMINAL COVER 27 NUT HEXAGON 8 ASSY COIL SIDE COVER RIGHT 18 SCREW S T TRUSS...

Страница 108: ...19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN PAN...

Страница 109: ...ASSY MOTOR BRACKET 18 ASSY BLOWER FLANGE 30 WASHER PLAIN 7 MOTOR 19 ASSY TOP PANEL 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT H...

Страница 110: ...19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN PAN...

Страница 111: ...BRACKET 18 ASSY BLOWER FLANGE 30 WASHER PLAIN 7 MOTOR 19 ASSY TOP PANEL 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT HEXAGON 10...

Страница 112: ...19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN PA...

Страница 113: ...19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN PAN...

Страница 114: ...6 ASSY MOTOR BRACKET 18 ASSY TOP PANEL 30 WASHER PLAIN 7 MOTOR 19 COVER BLOWER 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT ADJUS...

Страница 115: ...6 ASSY MOTOR BRACKET 18 ASSY TOP PANEL 30 WASHER PLAIN 7 MOTOR 19 COVER BLOWER 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT ADJUS...

Страница 116: ...6 ASSY MOTOR BRACKET 18 ASSY TOP PANEL 30 WASHER PLAIN 7 MOTOR 19 COVER BLOWER 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT ADJUS...

Страница 117: ...AIN 7 ASSY MOTOR BRACKET 21 BLOWER COVER 35 WASHER SPRING 8 MOTOR 22 ASSY FILTER SECTION 36 NUT HEXAGON 9 PULLEY MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 37 BOLT HEXAGON 10 V BELT 24 SCREW S T TRUSS HEAD...

Страница 118: ...Y MOTOR BRACKET 21 BLOWER COVER 35 WASHER SPRING 8 MOTOR 22 ASSY FILTER SECTION 36 NUT HEXAGON 9 PULLEY MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 37 BOLT HEXAGON 10 V BELT 24 SCREW S T TRUSS HEAD PHILIP 38...

Страница 119: ...SY MOTOR BRACKET 21 BLOWER COVER 35 WASHER SPRING 8 MOTOR 22 ASSY FILTER SECTION 36 NUT HEXAGON 9 PULLEY MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 37 BOLT HEXAGON 10 V BELT 24 SCREW S T TRUSS HEAD PHILIP 3...

Страница 120: ...BLOWER DUCT LEFT RIGHT 18 ASSY TOP PANEL 30 SCREW TRUSS HEAD PHILIP 7 ASSY MOTOR BRACKET 19 ASSY BLOWER FLANGE 31 SCREW TRUSS HEAD PHILIP 8 MOTOR 20 ASSY FILTER SECTION 32 SCREW TRUSS HEAD PHILIP 9 PU...

Страница 121: ...BLOWER DUCT LEFT RIGHT 18 ASSY TOP PANEL 30 SCREW TRUSS HEAD PHILIP 7 ASSY MOTOR BRACKET 19 ASSY BLOWER FLANGE 31 SCREW TRUSS HEAD PHILIP 8 MOTOR 20 ASSY FILTER SECTION 32 SCREW TRUSS HEAD PHILIP 9 PU...

Страница 122: ...TOR BRACKET 19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 AS...

Страница 123: ...19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN PA...

Страница 124: ...T 19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN P...

Страница 125: ...19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG LEFT 35 WASHER PLAIN 10 ASSY DRAIN PA...

Страница 126: ...6 ASSY MOTOR BRACKET 18 ASSY TOP PANEL 30 WASHER PLAIN 7 MOTOR 19 COVER BLOWER 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT ADJU...

Страница 127: ...6 ASSY MOTOR BRACKET 18 ASSY TOP PANEL 30 WASHER PLAIN 7 MOTOR 19 COVER BLOWER 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT ADJU...

Страница 128: ...6 ASSY MOTOR BRACKET 18 ASSY TOP PANEL 30 WASHER PLAIN 7 MOTOR 19 COVER BLOWER 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT ADJU...

Страница 129: ...LAIN 7 ASSY MOTOR BRACKET 21 BLOWER COVER 35 WASHER SPRING 8 MOTOR 22 ASSY FILTER SECTION 36 NUT HEXAGON 9 PULLEY MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 37 BOLT HEXAGON 10 V BELT 24 SCREW S T TRUSS HEAD...

Страница 130: ...SY MOTOR BRACKET 21 BLOWER COVER 35 WASHER SPRING 8 MOTOR 22 ASSY FILTER SECTION 36 NUT HEXAGON 9 PULLEY MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 37 BOLT HEXAGON 10 V BELT 24 SCREW S T TRUSS HEAD PHILIP 3...

Страница 131: ...SSY MOTOR BRACKET 21 BLOWER COVER 35 WASHER SPRING 8 MOTOR 22 ASSY FILTER SECTION 36 NUT HEXAGON 9 PULLEY MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 37 BOLT HEXAGON 10 V BELT 24 SCREW S T TRUSS HEAD PHILIP...

Страница 132: ...BLOWER DUCT LEFT RIGHT 18 ASSY TOP PANEL 30 SCREW TRUSS HEAD PHILIP 7 ASSY MOTOR BRACKET 19 ASSY BLOWER FLANGE 31 SCREW TRUSS HEAD PHILIP 8 MOTOR 20 ASSY FILTER SECTION 32 SCREW TRUSS HEAD PHILIP 9 P...

Страница 133: ...BLOWER DUCT LEFT RIGHT 18 ASSY TOP PANEL 30 SCREW TRUSS HEAD PHILIP 7 ASSY MOTOR BRACKET 19 ASSY BLOWER FLANGE 31 SCREW TRUSS HEAD PHILIP 8 MOTOR 20 ASSY FILTER SECTION 32 SCREW TRUSS HEAD PHILIP 9 P...

Страница 134: ...Y FILTER SECTION 26 WASHER SPRING 5 ASSY COIL 16 ASSY SIDE PANEL RIGHT BIG 27 NUT HEXAGON 6 ASSY COIL SIDE COVER LEFT 17 TERMINAL BOX 28 GROMMET MOTOR 7 ASSY SIDE PANEL LEFT 18 SCREW S T TRUSS HEAD PH...

Страница 135: ...ER SPRING 5 ASSY COIL 16 ASSY SIDE PANEL RIGHT BIG 27 NUT HEXAGON 6 ASSY COIL SIDE COVER LEFT 17 TERMINAL BOX 28 GROMMET MOTOR 7 ASSY SIDE PANEL LEFT 18 SCREW S T TRUSS HEAD PHILIP 29 NUT HEXAGON 8 AS...

Страница 136: ...MOTOR BRACKET 18 ASSY BLOWER FLANGE 30 WASHER PLAIN 7 MOTOR 19 ASSY TOP PANEL 31 WASHER SPRING 8 PULLEY MOTOR 20 ASSY FILTER SECTION 32 NUT HEXAGON 9 V BELT 21 ASSY SIDE PANEL BIG RIGHT 33 BOLT HEXAGO...

Страница 137: ...31 WASHER PLAIN 6 ASSY MOTOR BRACKET 19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG...

Страница 138: ...31 WASHER PLAIN 6 ASSY MOTOR BRACKET 19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG L...

Страница 139: ...ET 19 COVER BLOWER 32 NUT HEXAGON 7 MOTOR 20 ASSY FILTER SECTION 33 BOLT ADJUSTING 8 PULLEY MOTOR 21 ASSY SIDE PANEL BIG RIGHT 34 WASHER PLAIN 9 V BELT 22 SCREW S T TRUSS HEAD PHILIP 35 WASHER SPRING...

Страница 140: ...ET 19 COVER BLOWER 32 NUT HEXAGON 7 MOTOR 20 ASSY FILTER SECTION 33 BOLT ADJUSTING 8 PULLEY MOTOR 21 ASSY SIDE PANEL BIG RIGHT 34 WASHER PLAIN 9 V BELT 22 SCREW S T TRUSS HEAD PHILIP 35 WASHER SPRING...

Страница 141: ...ET 19 COVER BLOWER 32 NUT HEXAGON 7 MOTOR 20 ASSY FILTER SECTION 33 BOLT ADJUSTING 8 PULLEY MOTOR 21 ASSY SIDE PANEL BIG RIGHT 34 WASHER PLAIN 9 V BELT 22 SCREW S T TRUSS HEAD PHILIP 35 WASHER SPRING...

Страница 142: ...TOR BRACKET 22 ASSY FILTER SECTION 37 BOLT HEXAGON 8 MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 38 BOLT HEXAGON 9 PULLEY MOTOR 24 SCREW S T TRUSS HEAD PHILIP 39 WASHER PLAIN 10 V BELT 25 SCREW SELF TAPPING...

Страница 143: ...TOR BRACKET 22 ASSY FILTER SECTION 37 BOLT HEXAGON 8 MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 38 BOLT HEXAGON 9 PULLEY MOTOR 24 SCREW S T TRUSS HEAD PHILIP 39 WASHER PLAIN 10 V BELT 25 SCREW SELF TAPPING...

Страница 144: ...LOWER FLANGE 31 WASHER PLAIN 6 ASSY MOTOR BRACKET 19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SID...

Страница 145: ...31 WASHER PLAIN 6 ASSY MOTOR BRACKET 19 ASSY TOP PANEL 32 WASHER SPRING 7 MOTOR 20 BLOWER COVER 33 NUT HEXAGON 8 PULLEY MOTOR 21 ASSY FILTER SECTION 34 BOLT ADJUSTING 9 V BELT 22 ASSY SIDE PANEL BIG...

Страница 146: ...KET 19 COVER BLOWER 32 NUT HEXAGON 7 MOTOR 20 ASSY FILTER SECTION 33 BOLT ADJUSTING 8 PULLEY MOTOR 21 ASSY SIDE PANEL BIG RIGHT 34 WASHER PLAIN 9 V BELT 22 SCREW S T TRUSS HEAD PHILIP 35 WASHER SPRING...

Страница 147: ...KET 19 COVER BLOWER 32 NUT HEXAGON 7 MOTOR 20 ASSY FILTER SECTION 33 BOLT ADJUSTING 8 PULLEY MOTOR 21 ASSY SIDE PANEL BIG RIGHT 34 WASHER PLAIN 9 V BELT 22 SCREW S T TRUSS HEAD PHILIP 35 WASHER SPRING...

Страница 148: ...KET 19 COVER BLOWER 32 NUT HEXAGON 7 MOTOR 20 ASSY FILTER SECTION 33 BOLT ADJUSTING 8 PULLEY MOTOR 21 ASSY SIDE PANEL BIG RIGHT 34 WASHER PLAIN 9 V BELT 22 SCREW S T TRUSS HEAD PHILIP 35 WASHER SPRING...

Страница 149: ...OTOR BRACKET 22 ASSY FILTER SECTION 37 BOLT HEXAGON 8 MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 38 BOLT HEXAGON 9 PULLEY MOTOR 24 SCREW S T TRUSS HEAD PHILIP 39 WASHER PLAIN 10 V BELT 25 SCREW SELF TAPPING...

Страница 150: ...OTOR BRACKET 22 ASSY FILTER SECTION 37 BOLT HEXAGON 8 MOTOR 23 ASSY SIDE PANEL FRONT RIGHT 38 BOLT HEXAGON 9 PULLEY MOTOR 24 SCREW S T TRUSS HEAD PHILIP 39 WASHER PLAIN 10 V BELT 25 SCREW SELF TAPPING...

Страница 151: ...R PLAIN 8 ASSY STRUCTURE FRONT LEFT 23 PANEL FRONT 38 WASHER SPRING 9 ASSY STRUCTURE FRONT RIGHT 24 BRACKET HOISTING 39 NUT HEXAGON 10 STURCTURE TOP LEFT 25 STRUCTURE TUBE SUPPORT 40 WASHER ISOLATOR 1...

Страница 152: ...EFT 23 PANEL FRONT 38 WASHER SPRING 9 ASSY STRUCTURE FRONT RIGHT 24 BRACKET HOISTING 39 NUT HEXAGON 10 STURCTURE TOP LEFT 25 STRUCTURE TUBE SUPPORT 40 WASHER ISOLATOR 11 STURCTURE TOP RIGHT 26 SUPPORT...

Страница 153: ...EFT 23 PANEL FRONT 38 WASHER SPRING 9 ASSY STRUCTURE FRONT RIGHT 24 BRACKET HOISTING 39 NUT HEXAGON 10 STURCTURE TOP LEFT 25 STRUCTURE TUBE SUPPORT 40 WASHER ISOLATOR 11 STURCTURE TOP RIGHT 26 SUPPORT...

Страница 154: ...OR 7 ASSY ACCESS VALVE 20 GUARD FAN 33 WASHER PLAIN 8 ASSY UNIT TUBING 21 PANEL TOP 34 WASHER SPRING 9 CLAMP DISCHARGE TUBE 22 PANEL TERMINAL BOARD COVER 35 NUT HEXAGON 10 CLAMP SUCTION TUBE 23 ASSY S...

Страница 155: ...ALVE 20 PANEL TOP 33 WASHER PLAIN 8 ASSY UNIT TUBING 21 PANEL TERMINAL BOARD COVER 34 WASHER SPRING 9 CLAMP 5 8 LIQUID PIPE 22 ASSY PANEL SERVICE 35 NUT HEXAGON 10 CLAMP 1 1 8 GAS PIPE 23 SCREW S T TR...

Страница 156: ...SSY STRUCTURE FRONT LEFT 23 PANEL FRONT 38 WASHER SPRING 9 ASSY STRUCTURE FRONT RIGHT 24 BRACKET HOISTING 39 NUT HEXAGON 10 STURCTURE TOP LEFT 25 STRUCTURE TUBE SUPPORT 40 WASHER ISOLATOR 11 STURCTURE...

Страница 157: ...LEFT 23 PANEL FRONT 38 WASHER SPRING 9 ASSY STRUCTURE FRONT RIGHT 24 BRACKET HOISTING 39 NUT HEXAGON 10 STURCTURE TOP LEFT 25 STRUCTURE TUBE SUPPORT 40 WASHER ISOLATOR 11 STURCTURE TOP RIGHT 26 SUPPOR...

Страница 158: ...LEFT 23 PANEL FRONT 38 WASHER SPRING 9 ASSY STRUCTURE FRONT RIGHT 24 BRACKET HOISTING 39 NUT HEXAGON 10 STURCTURE TOP LEFT 25 STRUCTURE TUBE SUPPORT 40 WASHER ISOLATOR 11 STURCTURE TOP RIGHT 26 SUPPOR...

Страница 159: ...R 8 ASSY COIL RIGHT MAIN 23 GUARD FAN 38 WASHER PLAIN 9 ASTRUCTURE COIL 24 COVER TERMINAL BOARD FRONT 39 WASHER SPRING 10 ASSY STURCTURE BACK LEFT 25 ASSY FRONT PANEL 40 NUT HEXAGON 11 ASSY STURCTURE...

Страница 160: ...N 4 ASSY TERMINAL BOARD 14 PLATE ORIFICE 24 ASSY COMPRESSOR 5 ASSY UNIT TUBING 15 GUARD FAN 25 PANEL SERVICE 6 PANEL TOP 16 STRUCTURE FRONT RIGHT 26 PLATE VALVE 7 ACCUMULATOR 17 NUT HEXAGON 3 8 27 VAL...

Страница 161: ...OP RIGHT 13 ASSY STRUCTURE BACK RIGHT WELD NUT 22 PLATE ORIFICE 5 FAN MOTOR 14 PANEL TOP OR BACK 23 STRUCTURE TOP LEFT 6 BRACKET FAN MOTOR 15 SUPPORT ORIFICE PLATE 24 INSULATION SEPARATOR 7 ASSY UNIT...

Страница 162: ...SY STRUCTURE FRONT LEFT WELD NUT 4 BRACKET FAN MOTOR 12 PANEL TOP OR BACK 20 PLATE ORIFICE 5 ASSY UNIT TUBING 13 SUPPORT ORIFICE PLATE 21 INSULATION SEPARATOR 6 PANEL FRONT 14 ASSY COMPRESSOR ZR144KC...

Страница 163: ...2004 McQuay International 1 800 432 1342 www mcquay com ISO 9002 REGISTERED...

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McQuay MDB075B, Руководство пользователя

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