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SERVICE MANUAL

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

CONTENTS

1. TECHNICAL CHANGES ···································2

2. SPECIFICATION················································5

3. NOISE CRITERIA CURVES ······························7

4. WIRING DIAGRAM ···········································8

5. REFRIGERANT SYSTEM DIAGRAM ·············10

6. PERFORMANCE CURVES ·····························11

7. SERVICE FUNCTIONS ···································23

8. TROUBLESHOOTING ····································23

9. PARTS LIST ····················································24

Wireless type

Models

MSC-C07SV  -

(WH)     

· MUH-C07SV  -

MSC-C09SV  -

(WH)     

· MUH-C09SV  -

MSC-C12SV  -

(WH)     

· MUH-C12SV  -

MSH-C18SV  -

(WH)     

· MUH-C18SV  -

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No. OB250

REVISED EDITION-A

MSC-C07SV  -

MSC-C09SV  -
MSC-C12SV  -

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NOTE:

This service Manual covers only change points.

•MSC-07/09/12RV -

, MUH-07/09/12RV -

➔ 

MSC-C07/C09/C12SV -

, MUH-C07/C09/C12SV -

Please refer to the Service Manual OB227 REVISED EDITION-B for unchanged contents.

•MSH-18NV -

MUH-18NV -

➔ 

MSH-C18SV -

MUH-C18SV -

Please refer to the Service Manual OB229 REVISED EDITION-A for unchanged contents.

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E4

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HFC

utilized

R-407C

Revision

• Set temperature change of Operating Temperature of 

Defrosting in MUH-C09SV-

.

• Change of refrigeration oil amount of MUH-C07/C09SV-

.

• Installed place change of defrost thermistor RT61 in 

MUH-C07/C09/C12SV-

.

• Please void OB250.

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OB250-A.qxp  3/10/00 1:19 PM  Page 1

Содержание MSC-C07SV

Страница 1: ...C07SV MSC C09SV MSC C12SV E1 E1 E1 NOTE This service Manual covers only change points MSC 07 09 12RV MUH 07 09 12RV MSC C07 C09 C12SV MUH C07 C09 C12SV Please refer to the Service Manual OB227 REVISED...

Страница 2: ...heat exchanger has changed 2 Operating Temperature of Defrosting has changed Starting of defrost 3 or less 4 3 or less Releasing of defrost 3 1 or more 14 7 or more 3 Refrigerant oil has changed from...

Страница 3: ...in cylinder Impossible Incompatible oil Non Non Previous refrigerant R 22 R 22 100 Single refrigerant Included A1 86 5 40 8 0 94 44 4 Non combustible 0 055 1700 Gas phase Possible Compatible oil Ligh...

Страница 4: ...e for refrigerant charging Refrigerant gas cylinder operating valve Refrigerant gas cylinder for R 407C with siphon Refrigerant liquid Gage manifold Outdoor unit Indoor unit Union Liquid pipe Gas pipe...

Страница 5: ...4 99 4 2 99 2 88 2 93 2 89 Heating 504 35 1000 2 4 2 95 2 89 645 655 99 4 98 5 2 67 2 60 3 53 3 48 MSC C09SV E1 Single phase 220 230V 50Hz 10 0 17 35 93 6 89 5 0 17 RC4V19 BA WHT BLK 292 BLK RED 325 8...

Страница 6: ...Model Thermistor RT61 at0 K h A A W A A mm kg dB rpm k k kW R h K h A A W A kW A A A W mm kg dB rpm kg cc k MSH C18SV E1 Single phase 220 230V 50Hz 756 15 0 25 55 100 0 95 7 0 25 RA4V27 EF WHT BLK 184...

Страница 7: ...HOLD OF HEARING FOR CONTINUOUS NOISE COOLING FUNCTION 49 SPL dB A LINE Hi NOTCH HEATING Heating DB 7 WB 6 MUH C07SV MUH C09SV E1 E1 MUH C18SV E1 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 400...

Страница 8: ...g 2 Use copper conductors only For field wiring 3 Symbols below indicate Terminal block Connector MODELS WIRING DIAGRAM OUTDOOR UNIT SYMBOL TB1 TB2 X62 21S4 52C SYMBOL MC MF NR61 RT61 SR61 SYMBOL C1 C...

Страница 9: ...ly For field wiring 3 Symbols below indicate Terminal block Connector MSH C18SV E1 MODEL WIRING DIAGRAM INDOOR UNIT PE CIRCUIT BREAKER 50Hz CORD POWER SUPPLY N 220 230V F11 NR11 TRANS HIC1 12V 220 230...

Страница 10: ...SC C07SV MSC C09SV E1 E1 MUH C07SV MUH C09SV E1 E1 INDOOR UNIT OUTDOOR UNIT Indoor heat exchanger Room temperature thermistor RT11 with heat insulator Refrigerant pipe 9 52 Option Muffler Reversing va...

Страница 11: ...Distributor Reversing valve with heat insulator 6 PERFORMANCE CURVES OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT COOL operation Both indoor and outdoor unit are under the same temperature humidity...

Страница 12: ...SV E1 Outdoor low pressure Ambient temperature C Ambient humidity 15 20 50 25 60 30 70 35 3 0 3 5 4 0 4 5 5 0 18 32 220V 230V MUH C09SV E1 Ambient temperature C Ambient humidity Outdoor unit current A...

Страница 13: ...utdoor Dry bulb temperature 7 15 20 C Wet bulb temperature 6 12 14 5 C 5 10 15 20 25 5 0 5 5 6 0 6 5 7 0 7 21 230V 220V 5 10 15 20 25 2 0 2 5 3 0 3 5 4 0 21 7 230V 220V 5 10 15 20 25 3 5 4 0 4 5 5 0 5...

Страница 14: ...1 76 0 68 676 2 51 1 71 0 68 692 2 42 1 65 0 68 722 27 22 2 81 1 57 0 56 661 2 71 1 52 0 56 703 2 64 1 48 0 56 722 2 53 1 42 0 56 752 27 24 2 95 1 30 0 44 692 2 84 1 25 0 44 730 2 77 1 22 0 44 752 2...

Страница 15: ...1 44 0 68 813 2 04 1 38 0 68 836 1 96 1 33 0 68 859 27 22 2 40 1 34 0 56 806 2 24 1 26 0 56 851 2 17 1 21 0 56 866 2 09 1 17 0 56 882 27 24 2 53 1 11 0 44 836 2 38 1 05 0 44 874 2 31 1 02 0 44 893 2...

Страница 16: ...4 881 2 85 1 82 0 64 901 2 75 1 76 0 64 941 27 22 3 19 1 66 0 52 861 3 08 1 60 0 52 916 3 00 1 56 0 52 941 2 88 1 50 0 52 980 27 24 3 35 1 34 0 40 901 3 23 1 29 0 40 950 3 15 1 26 0 40 980 3 05 1 22 0...

Страница 17: ...9 2 31 1 48 0 64 1089 2 23 1 42 0 64 1119 27 22 2 73 1 42 0 52 1049 2 55 1 33 0 52 1109 2 46 1 28 0 52 1129 2 38 1 24 0 52 1148 27 24 2 88 1 15 0 40 1089 2 70 1 08 0 40 1139 2 63 1 05 0 40 1163 2 55 1...

Страница 18: ...139 3 88 2 36 0 61 1165 3 74 2 28 0 61 1216 27 22 4 34 2 12 0 49 1114 4 18 2 05 0 49 1184 4 08 2 00 0 49 1216 3 91 1 92 0 49 1267 27 24 4 56 1 69 0 37 1165 4 39 1 62 0 37 1229 4 28 1 59 0 37 1267 4 15...

Страница 19: ...370 3 15 1 92 0 61 1408 3 03 1 85 0 61 1446 27 22 3 71 1 82 0 49 1357 3 47 1 70 0 49 1434 3 35 1 64 0 49 1459 3 23 1 58 0 49 1485 27 24 3 91 1 45 0 37 1408 3 67 1 36 0 37 1472 3 57 1 32 0 37 1504 3 47...

Страница 20: ...905 5 81 3 49 0 60 1947 5 61 3 37 0 60 2033 27 22 6 50 3 12 0 48 1862 6 27 3 01 0 48 1980 6 12 2 94 0 48 2033 5 87 2 82 0 48 2119 27 24 6 83 2 46 0 36 1947 6 58 2 37 0 36 2054 6 43 2 31 0 36 2119 6 22...

Страница 21: ...290 4 72 2 83 0 60 2354 4 54 2 72 0 60 2418 27 22 5 56 2 67 0 48 2268 5 20 2 50 0 48 2397 5 02 2 41 0 48 2440 4 85 2 33 0 48 2482 27 24 5 87 2 11 0 36 2354 5 51 1 98 0 36 2461 5 36 1 93 0 36 2515 5 20...

Страница 22: ...07 2 45 656 2 76 697 3 05 718 3 36 731 21 1 44 483 1 73 573 2 04 635 2 33 683 2 64 718 2 93 738 3 23 766 26 1 30 518 1 61 607 1 90 669 2 21 718 2 52 752 2 81 773 3 12 794 CAPACITY 3 0 KW INPUT 940 W O...

Страница 23: ...s to 15 minutes Deforst start temperature changes from 0 to 3 Deforst finish temperature changes from 10 1 to 3 1 8 TROUBLESHOOTING Compressor Part name Check method and criterion Measure the resistan...

Страница 24: ...ram Q ty unit 1 1 2 1 1 1 1 2 3 1 1 2PCS SET 3PCS SET MAC 1300FT MAC 1800DF Remarks Part No No Part Name MSC C07SV WH E1 MSC C12SV WH E1 MSC C09SV WH E1 1 1 2 1 1 1 1 2 3 1 1 1 1 2 1 1 1 1 2 3 1 1 10...

Страница 25: ...RONIC CONTROL P C BOARD ELECTRONIC CONTROL P C BOARD POWER SUPPLY CORD VANE CLANK SET FUSE VARISTOR RC4V19 2PCS SET AUTO RESTART AUTO RESTART AUTO RESTART 3 15A MV MF RT11 RT12 TB F11 NR11 1 1 1 1 1 1...

Страница 26: ...LLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE STOP VALVE LIQUID STOP VALVE GAS STOP VALVE GAS BASE BASE MOTOR SUPPORT MOTOR SUPPOR...

Страница 27: ...OR DEICER P C BOARD DEICER P C BOARD SURGE ABSORBER REVERSING VALVE COIL FUSE RA6V23 RA6V33 25 440V AC 30 440V AC 3P 2P 250V 2A MF MF C1 C1 TB1 TB2 RT61 RT61 DSAR 21S4 F61 1 1 1 1 1 1 1 1 1 1 MUH C12S...

Страница 28: ...138 000 E02 138 010 E02 143 234 E02 141 100 E02 141 970 E02 143 067 E02 516 007 Part number that is circled is not shown in the illustration 5 3 1 2 6 4 MSH C18SV WH 9 8 INDOOR UNIT STRUCTURAL PARTS...

Страница 29: ...THERMISTOR ROOM TEMPERATURE THERMISTOR FUSE THERMAL FUSE SURGE ABSORBER Part No Symbol in Wiring Diagram Part Name MF MV TB NR11 RT12 RT11 F11 F12 DSAR Q ty unit MSH C18SV 1 1 1 1 2 1 1 1 1 1 1 1 1 1...

Страница 30: ...OR SUPPORT COMPRESSOR BASE OUTDOOR FAN MOTOR PROPELLER FAN COMPRESSOR CAPACITOR CONTACTOR TERMINAL BLOCK CAPILLARY TUBE CAPILLARY TUBE COMPRESSOR RUBBER SET STOP VALVE LIQUID STOP VALVE GAS BACK PANEL...

Страница 31: ...MUH C18SV 9 13 ACCESSORY PARTS E1 Symbol in Wiring Diagram Q ty unit MUH C18SV Remarks Part No NO Part Name E1 E02 444 704 E02 444 705 E02 444 706 1 2 DRAIN SOCKET DRAIN CAP DRAIN CAP 1 2 1 33 16 2 1...

Страница 32: ...nge without notice C C Copyright 2000 MITSUBISHI ELECTRIC ENGINEERING CO LTD Issued in Mar 2000 No OB250 REVISED EDITION A 27 Issued in Jan 2000 No OB250 27 Printed in Japan HEAD OFFICE MITSUBISHI DEN...

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