Summary of the content on the page No. 1
SPLIT TYPE
AIR CONDITIONER
(60Hz)
type
CASSETTE
Models
Indoorunit Outdoorunit
MC24Y3F MR24UY3F
CONTENTS
SPECIFICATIONS ......................1
DIMENSIONS ..........................2
REFRIGERANT SYSTEM DIAGRAM.......4
CIRCUIT DIAGRAM.....................5
INDOOR PCB CIRCUIT DIAGRAM........ 7
OUTDOOR PCB CIRCUIT DIAGRAM......8
ERRORCONTENTS.................... 11
DISASSEMBLYILLUSTRATION ..........13
PARTS LIST..........................21
STANDARDACCESSORIES .............23
Summary of the content on the page No. 2
SPECIFICATIONS NOISELEVEL TYPE COOLING & HEATING HIGH-SPEED 45.0dB INDOOR UNIT MC24Y3F INDOOR UNIT MED-SPEED 43.0dB OUTDOOR UNIT MR24UY3F LOW-SPEED 38.0dB COOLING CAPACITY 22,200/22,200 BTU/h COOL 53.0dB OUTDOOR UNIT HEATING CAPACITY 24,200/24,200 BTU/h HEAT 55.0dB ELECTRICALDATA REFRIGERANTCHARGE (R410A) POWER SOURCE 1 230/208V 60Hz MAX PIPE LENGTH 50m COOLING 9.2/10.1 A MAX PIPE HEIGHT 30m RUNNING CURRENT 49 ft. (15 m) HEATING 10.4/11.4 A Pipe Length 4lb 3oz (1,900g) 66 ft. (20 m) 4lb 10oz (2,
Summary of the content on the page No. 3
DIMENSIONS INDOORUNIT unit:inch(mm) 29-17/32" (750) 37"(940) 32-3/4" (830) Drain inside Dia. ø1-1/4" (ø32) outside Dia. ø1-1/2" (ø37) 11-3/4" (298.5) 11-3/4" (298.5) 12"(305.5) 9-25/32" 12"(305.5) 9-25/32" (248.5) (248.5) 2006.05.18 2 9-1/4" (235) 2-3/8" (60) 2-3/4"(70) 37"(940) 1-3/16" (30) 3-15/16"(100) 7-7/8" (200) 2-3/8"(60) 29-17/32" (750) 2-3/4"(70) 9-3/4" (246) 32-3/4" (830) 3-15/16"(100)
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OUTDOORUNIT unit:inch(mm) 1-1/4" 1/2" 3"(77) (31) (12) 13"(330) 35-1/2"(900) 15-3/4"(400) Air Flow 25-5/8"(650) 5-3/4"(147) 6-3/4"(170) 2006.05.18 3 32-3/4"(830) 14-5/8"(370) 7/8"(21) 3/8" (9) 17-3/8"(440) 3-7/8" (99) 7-3/4"(196)
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REFRIGERANT SYSTEM DIAGRAM OUTDOOR UNIT INDOOR UNIT Pressure RefrigerantPipe CheckValve 15.88mm (5/8") HighPressure Charging Switch Valve 4-way Valve Condenser Evaporator Accumulator Compressor Expansion RefrigerantPipe Valve 9.52mm (3/8") Strainer Strainer ChargingValve :COOL :HEAT 2006.05.18 4 Muffler
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CIRCUIT DIAGRAM INDOORUNIT PIPETEMPERATURETHERMISTOR ROOMTEMPERATURETHERMISTOR 12 12 TOREMOTECONTROLUNIT 12 12 BROWN BROWN CN7 CN8 1 1 1 1 RED RED 2 2 2 2 ORANGE ORANGE STEPMOTOR 3 M 3 3 3 3 1 TERMINAL 2 YELLOW YELLOW 4 4 4 4 WHITE WHITE 5 5 5 5 RED 1 1 WHITE 2 2 BLACK 3 3 BLACK BLACK 1 1 1 1 2 2 2 2 FLOATSWITCH BLACK BLACK 3 3 3 3 POWERSUPPLY PCBASSY BLACK YELLOW 1 1 1 1 DRAINPUMPMOTOR M BLACK YELLOW 2 2 2 2 L BLACK 1 1 WHITE N 2 2 RED RED 3 3 1 1 WHITE FANMOTOR 2 2 BLACK 3 3 GREEN/ YELLOW BLAC
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OUTDOORUNIT OUTDOOR TEMPERATURE BLACK BLUE THERMISTOR PIPE TEMPERATURE THERMISTOR COMPRESSOR TEMPERATURE BROWN BROWN THERMISTOR DISCHARG TEMPERATURE THERMISTOR BLACK HEAT SINK TEMPERATURE THERMISTOR 12 12 12 12 12 EMI FILTER CN21 CN22 CN23 CN26 CN25 CONNECTOR 1T RED RED RED U 1 HIGH PRESSURE SWITCH CN37 RED W305 2 U WHITE WHITE V COMPRESSOR W304 V FUSE BLACK 1 BLACK F4 T 5A-250V BLACK W W 2 CN30 4WV SOLENOID COIL W303 BLACK 3 ACTIVE BROWN 1 1 RED CONTROLLERPCBASSY FILTER 2 2 ORANGE 3 3 CN407 RED
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INDOOR PCB CIRCUIT DIAGRAM CONTROLLERPCBASSEMBLY Model:MC24Y3F K01AL-050LHSE-C1 2006.05.25 7
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OUTDOOR PCB CIRCUIT DIAGRAM INVERTERASSEMBLY EZ-005FHUE Model:MR24UY3F POWERSUPPLYPCBASSY K04BA-0500HUE-P0 CONTROLLERPCBASSY K04AW-0502HUE-C1 2006.05.25 8
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Model:MR24UY3F CONTROLLERPCBASSEMBLY K04AW-0502HUE-C1 600/450Vx4 2006.05.25 9
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Model:MR24UY3F POWERSUPPLYPCBASSEMBLY K04BA-0500HUE-P0 TM100 L2 L1 L4 N200500K1D7C RCH4730-021PF07 RCH4730-021PF07 W4 TM101 BLACK B VA101 C104 C112 470V 0.033 0.015 C107 C111 C101 POWERSOURCE 3.3 3.3 3.3 VA102 C105 C113 230V 0.015 470V 0.033 60Hz TM102 WHITE W5 B C106 3.3 SA100 RA-302M W6 B BLACK TOINDOORUNIT CT1 B W7 CT-1B WHITE 5V CN1 D60 W3 B 5V C65 B3B-XASK-1-A DAN217U EARTH GREEN WHITE 0.1 R68 22K 1 C60 <1/10W> VR1 + 2 CTOUT 220/16V B2
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ERROR CONTENTS (indoor unit) Error code Error contents (1) Stop the air conditioner operation. (2) Press the master control button and the fan control button simultane- Outdoor signal abnormal 13 ously for 2 seconds or more to start the test run. Excessive outdoor pressure (permanent stop) 14 Compressor temperature sensor 15 Pressure switch error 16 IPM error Test run display 17 CT error (3) Press the start/stop button to stop the test run. 18 [SELF-DIAGNOSIS] Active filter module (AFM) error 19
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ERROR CONTENTS (outdoor unit) 1. Make a TEST RUN in accordance with the in- 2. When the product is operating: stallation instruction sheet for the indoor unit. 1 Press the PUMP DOWN switch on the outdoor unit. The LED on the outdoor unit circuit board lights, and 2. OUTDOOR UNIT LEDS operation stops. At this point, recovery has not been completed, so do not close the two- and three-way When a malfunction occurs in the outdoor unit, the LED on valves. the circuit board lights to indicate the erro
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DISASSEMBLY ILLUSTRATION 122 122 338 692 692 INDOORUNIT 847 847 847 226 847 122 690 122 522 876-2 692 692 690 690 543 543 692 692 122 847 847 544 544 543 847 543 542 834-2 544 705 705 544 545 93 240 481 481 71 472-1 472-2 472-4 777-2 253-A 858 71 481 481-1 858 487 472-3 777-1 469 468 472-5 472-5 472-5 472-5 710 61 2006.05.25 13
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INDOORUNIT 462 479 187 460-1 803 460-2 835 484 484 464 484 467 127 798 835 482 465 244 814 563 541 334 815-1 541-1 168 484 164 474 476-2 146-2 565 337-2 477 146-1 197 197 337-1 337-1 160 834-1 457 223 514 457 488 2006.05.18 14
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INDOORUNIT 212 875 236 815-2 380 320-1 32 320-1 380 381-4 34 380 625 234 195 381-4 731-2 2006.05.18 15
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INDOORUNIT 187 138 184-1 235 735 896 2006.05.18 16
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OUTDOORUNIT 1 6 4 3 2 5 2006.05.25 17
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OUTDOORUNIT 10 13 11 9 17 18 15 14 8 2006.05.25 18
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OUTDOORUNIT 26 24 25 31 27 22 23 19 29 28 12 12 30 20 2006.05.24 19
