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4. Electrical diagram

4.1 Indoor units

BDLM26A2, BDLM36A2

AC-L

3BK

TEM.SENSOR TEM.SENSOR

ROOM

TUBE

SWING-UD

ROOM

RT2

AP2

2BN

4YEGN

1BU

FAN

OU
TD

OOR

YEGN

N(1)

TUBE

RT1

SWING

MOTOR

COM-OUT

PGF

MOTOR

CAP

JUMP

DISP2

DISP1

AP1

RECEIVERAND

DISPLAY BOARD

HEALTH-N

HEALTH-L

GENER ATOR

COOL PLASMA

NOTE:The parts with broken line is applicable

to the models with COOL PLASMA GENERATOR

EVAPOR ATOR

BDLM53A2

TEMP.SENSOR

JUMP

CAP

EVAPOR ATOR

TUBE

ROOM

DISP2

DISP1

AC-L

3BK

AP1

ROOM

RT1

AP2

2BN

4YEGN

1BU

R UN

YEGN

N(1)

TUBE

RT2

COM-OUT

SWING-UD

PGF

FAN MOTOR

RECEIVERAND
DISPLAY BOARD

HEALTH-N

HEALTH-L

SWING

MOTOR

COOL PLASMA

GENER ATOR

(optional)

Содержание BD2M53A3

Страница 1: ...This manual has been created for informative purpose The company declines every responsibility for the results of projecting or installation based on the explanations and the technical specifications...

Страница 2: ...erie Series Serie Serie TECHNICAL MANUAL SPLIT LIGHT MULTI DC Emissione Issue Ausgabe Emission 03 2013 Catalogo Catalogue Katalog Catalogue MTE01028D2820 01 Sostituise Supersade Ersetzt Remplace 04 20...

Страница 3: ...6 2 Basic functions 14 6 3 Others 14 6 4 Displayer 15 7 Outdoor units Operation 17 7 1 Temperature parameters 17 7 2 System basic function 17 8 Troubleshooting 20 8 1 Malfunction Display of Indoor Un...

Страница 4: ...ial Aluminum fin copper tube Rows Fin Gap mm 2 1 4 Coil length l x height H x coil width L mm 851 x 660 x 38 1 982 2 x 748 x 38 1 Fan motor apeed rpm 880 700 500 690 600 500 Output of fan motor W 60 F...

Страница 5: ...odel MP24AA MP28VB Output of swing motor W 1 5 1 5 2 0 Fuse A PCB 3 15A Indoor sound level H M L dB A 39 34 28 40 35 30 43 40 35 Dimension W D H mm 790X174X265 845X180X275 940 200 298 Dimension of pac...

Страница 6: ...Rotating Speed BDLM26A2 BDLM36A2 BDLM53A2 2 Outlines and dimensions 2 1 Indoor units W H D 50 85 194 694 52 172 542 131 6 1 1 8 3 45 36 8 7 0 4 40 09K Units 12K Units 18K Units 9 4 1 5 0 6 69 55 55 55...

Страница 7: ...8 2 2 Outdoor units a BD2M53A3 892 341 396 963 560 700 368 U nit m m b BD3M98A3 924 370 427 1001 610 790 399 U nit m m...

Страница 8: ...odel C 2 C 3 B 3 B 2 A 2 A3 Note Not available for 14K 18K model A1 A unit electronic expansion valve A2 A unit gas pipe temperature sensor A3 A unit liquid pipe temperature sensor B1 B unit electroni...

Страница 9: ...AND DISPLAY BOARD BU RD HEALTH N HEALTH L GENER ATOR COOL PLASMA NOTE The parts with broken line is applicable to the models with COO L PLASMA GENERATOR EVAPORATOR BDLM53A2 M2 M1 TEMP SENSOR TEMP SENS...

Страница 10: ...11 4 2 Outdoor unit BD2M53A3 BD3M98A3...

Страница 11: ...A2 BDLM36A2 Top View 1 2 8 5 3 7 6 4 9 10 11 12 13 13 Protective tube No Part name 1 Interface of neutral wire 2 Interface of PG motor 3 Interface of health function live wire 4 Interface of auto butt...

Страница 12: ...15 16 16 Neutral wire terminal No Part name 1 Compressor terminal 2 High pressure protection 3 Low pressure protection 4 Compressor overload protection 5 Outdoor temp sensor terminal 6 Terminal chass...

Страница 13: ...oor fan switching into low speed will stops after 1 min delay 5 Anti cold air After heating compressor runs indoor fan runs according to the following conditions If compressor runs within 90s and Tin_...

Страница 14: ...ontrol order of last setting and it will run at that mode 6 3 5 I Feel function When controller received the orders that the controller will work according to ambient temperature which is sent by remo...

Страница 15: ...he fan speed is high and set temperature is 16 C The horizontal louver will be at the smallest angle Action of exit refrigerant recovery mode the indoor fan will operate according to the last remote c...

Страница 16: ...mode four way valve off cannot electrify 7 2 1 5 Control logic in detail According to the difference of indoor unit evaporator inlet and outlet temperature called actual overheat degree and goal over...

Страница 17: ...indoor unit received outdoor unit mode confliction signal later this indoor unit will turn off memorize unit off status 7 2 6 2 Air exhaust temperature protection If continuously 6 times air exhaust t...

Страница 18: ...otection Due to each protection malfunction arrived at the temperature after compressor stopped running when restart up there will be 3mins delay power off exception 7 2 6 9 Compressor high pressure p...

Страница 19: ...ction b7 Flash 22 times Short open circuit of the of the IPM module temp sensor P7 Flash 18 times Short open circuit of the outdoor ambient temp sensor F3 Flash 3 times Short open circuit of the tempe...

Страница 20: ...ble causes 1 There is no jumper cap on the controller 2 Jumper cap is not inserted properly and tightly 3 Jumper cap is damaged 4 Controller is damaged See the flow chart below U8 is displayed on the...

Страница 21: ...retart up the unit test if the voltage between on contral terminal board for PG motor is more than 50V within 1 min after the louvers are opened Replace the mainboard with the same model Insert the w...

Страница 22: ...hing jumper cap Is the jumper cap inserted incorrectly or improperly Is the malfunction eliminated Replace the jumper cap Is the malfunction eliminated The mainboard is defined abnormal replace it End...

Страница 23: ...it and check if the connecting wire of indoor and outdoor unit and wiring of electric box are correct Is wire connected correctly Does the broken down indoor unit resume normal Replace the broken down...

Страница 24: ...ing wire damaged Check if there is power input between neutral wire and live wire of outdoor unit Is there power input Replace mainboard of outdoor unit Does communication resume normal End Connect wi...

Страница 25: ...or protection 28 Outdoor tube temperature sensor protection 29 Discharge temperature sensor protection 30 IPM thermal resistance malfunction 31 Unit A liquid pipe temperature sensor malfunction 32 Uni...

Страница 26: ...checking and elimination Note Discharge the position in below pictures with discharge resistance after open the top cover and check if the voltage is below 20V with universal meter then begin to check...

Страница 27: ...the radiation 2 if the indoor and outdoor fans are running normally 3 if the pressure of the system is too high 4 if the refrigerant is too much which causes the high level of pressure If the wire of...

Страница 28: ...nboard End Turn on the unit after the power supply resumes to normal situation Replace the induction Malfunction is eliminated No Yes No Yes Yes Energize the unit and wait for 1min Test the voltage be...

Страница 29: ...e outdoor fan is working normally Replace outdoor mainboard End It is a normal protection please operate the unit after the outdoor ambient temperature has changed Improve the radiation environment of...

Страница 30: ...tion wire of the compressor is connected well and correctly If the refrigerant charging amount is too much Charge the refrigerant according to the service manual Eliminate the malfunction Replace the...

Страница 31: ...e check the connection wire of indoor and outdoor unit and the wire of the electric box is connected correctly Connected correctly De energize change the communication wire of the well communicated in...

Страница 32: ...The connection wire is broken Check if there is power input between the neutral wire and live wire of the outdoor mainboard There is power input Replace the outdoor mainboard Resume communication End...

Страница 33: ...Judge the condition of the electronic expansion valve through detecting this resistance Start If the overload protector is connected well Check the resistance between the two ends of the overload pro...

Страница 34: ...ynchronizing as soon as energizing and starting The stop duration of the compressor is longer than 3min The wiring of the compressor is connected properly The electric expansion valve is broken Replac...

Страница 35: ...34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297 78 1 997 117 0...

Страница 36: ...3 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 663 117 0 833 1 62 13 4...

Страница 37: ...63 10 93 102 3 129 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 955 12 306 2 27 45 07 66 9 827 105 2 872 11 289 6 28 43 16 67 9 489 106 2 792 10 274 29 41 34 68 9 165 107 2 715...

Страница 38: ...39...

Страница 39: ......

Страница 40: ...Via Gettuglio Mansoldo Loc La Macia 37040 Arcole Verona Italy Tel 39 045 76 36 585 r a Fax 39 045 76 36 551 r a www maxa it e mail maxa maxa it...

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