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TECHNICAL & SERVICE MANUAL

<Indoor unit>

PDFY-10NMU-A,PDFY-16NMU-A
PDFY-24NMU-A,PDFY-32NMU-A
PDFY-40NMU-A,PDFY-48NMU-A

2002

Models

Ceiling Concealed Built-in

Series PDFY

CONTENTS

SAFETY PRECAUTIONS ·························1

1. FEATURES············································2

2. PART NAMES AND FUNCTIONS ········3

3. SPECIFICATION ···································5

4. OUTLINES AND DIMENSIONS············7

5. WIRING DIAGRAM ·······························

6. REFRIGERANT SYSTEM DIAGRAM····11

7. TROUBLE SHOOTING························12

8. DISASSEMBLY PROCEDURE ···········17

For use with the R22

AIR CONDITIONERS CITY MULTI

Содержание PDFY-10NMU-A

Страница 1: ...2002 Models Ceiling Concealed Built in Series PDFY CONTENTS SAFETY PRECAUTIONS 1 1 FEATURES 2 2 PART NAMES AND FUNCTIONS 3 3 SPECIFICATION 5 4 OUTLINES AND DIMENSIONS 7 9 5 WIRING DIAGRAM 6 REFRIGERANT SYSTEM DIAGRAM 11 7 TROUBLE SHOOTING 12 8 DISASSEMBLY PROCEDURE 17 For use with the R22 AIR CONDITIONERS CITY MULTI ...

Страница 2: ......

Страница 3: ...result When moving and reinstalling the air conditioner consult the dealer or an authorized technician If the air conditioner is installed improperly water leakage elec tric shock or fire may result After completing installation work make sure that refrigerant gas is not leaking If the refrigerant gas leaks and is exposed to a fan heater stove oven or other heat source it may generate noxious gase...

Страница 4: ...FY 40NMU A PDFY 48NMU A 2 8 3 2 4 6 5 5 6 9 7 4 9 1 10 11 9 13 2 13 6 15 0 Ceiling Concealed Built in Series PDFY Models Cooling capacity Heating capacity kW 9500 10800 15700 18700 23600 25400 31000 34000 40500 45000 46500 51000 Btu h FEATURES 1 Indoor unit ...

Страница 5: ...stment Button 7 Up down airflow direction Button 8 Ventilation Button 9 Checking built in Button 0 Test run Button A Filter Button B ON OFF Button C Position of built in room temperature Never expose the remote controller to direct sunlight Doing so can result in the erroneous measurement of room temperature Never place any obstacle around the lower right hand section of the remote controller Doin...

Страница 6: ...curs E Operation mode COOL DRY AUTO FAN HEAT F Preparing for Heating mode G Defrost mode H Set temperature I Power ON J Louver K Not available function L Ventilation M Function setting mode N Test run mode O Error check mode P Filter sign Q Set effective for 1 hr R Sensor position S Room temperature T Airflow U Fan speed ...

Страница 7: ...0 15 0 17 0 15 0 17 0 77 0 85 0 87 0 96 0 77 0 85 0 87 0 96 960 37 13 16 1160 45 11 16 32 39 71 86 10 11 12 5 14 353 388 441 494 12 5 14 0 16 0 18 0 441 494 565 635 30 50 80 0 120 0 200 0 320 30 50 80 0 120 0 200 0 320 40 60 100 0 160 0 240 0 401 40 60 100 0 160 0 240 0 401 0 095 ø 15 88 5 8 ø 9 52 3 8 32 34 35 37 28 32 34 37 34 36 37 39 30 34 36 39 11 9 13 6 40500 46500 13 2 15 0 45000 51000 0 29...

Страница 8: ... 40 C 3 0kΩ TH22 Gas pipe thermistor FUSE 250V 6 3A TB2 L1 L2 G 330V 30A TB5 TB15 1 2 M1 M2 S 330V 30A Fuse Indoor con troller board Power supply terminal bed Transmission terminal bed OFF 130 C 5 C ON 90 C 20 C OFF 150 C 5 C ON 96 C 15 C Room temperature thermistor Fan motor with Inner thermostat 4 pole Output 75W D104P75MW 4 pole Output 85W D104P85MW 4 pole Output 95W D104P95MW 4 pole Output 140...

Страница 9: ...7 OUTLINES AND DIMENSIONS 4 PDFY 10 16 24 32NMU A ...

Страница 10: ...8 PDFY 40 48NMU A ...

Страница 11: ...9 WIRING DIAGRAM 5 PDFY 10 16 24 32NMU A ...

Страница 12: ...10 PDFY 40 48NMU A ...

Страница 13: ...21 Gas pipe thermistor TH23 Liquid pipe thermistor TH22 Linear expansion valve Gas pipe Flare connection Gas pipe PDFY 10 16NMU A ø12 7 1 2F PDFY 24 32NMU A ø15 88 5 8F PDFY 40 48NMU A ø19 05 3 4F Liquid pipe ø6 35 1 4F ø9 52 3 8F ø9 52 3 8F Capacity Item REFRIGERANT SYSTEM DIAGRAM 6 ...

Страница 14: ...al or Relay connector Normal Abnormal Orange Gray Gray Orange Orange Black Black Blue Blue Yellow Yellow Red 43 1Ω 10 16 24 32 Open or short Brack Gray 53 6Ω 40 5Ω 48 8Ω 23 5Ω 40 48 4 79Ω 6 78Ω 13 77Ω 29 8Ω 16 45Ω 8 30Ω 1 454Ω 7 94Ω 21 9Ω Normal 1 5 White Red 150Ω 10 Abnormal Open or short 2 6 Yellow Blown 3 5 Orange Red 4 6 Blue Brown 1 2 3 1 2 3 CNT T CN3T Red Blue Blue White 1 1 2 2 4 4 Orange ...

Страница 15: ...mistor TH22 Gas pipe temparature thermistor TH23 Drain sensor DS Thermistor R0 15kΩ 3 Fixed number of B 3480kΩ 2 Rt 15exp 3480 0 C 15kΩ 10 C 9 6kΩ 20 C 6 3kΩ 25 C 5 2kΩ 30 C 4 3kΩ 40 3 0kΩ Thermistor for lower temperature Linear expansion valve 1 Operation summary of the linear expansion valve Linear expansion valve open close through stepping motor after receiving the pulse signal from the indoor...

Страница 16: ...losed all the way It is not necessary to exchange the linear expansion valve if the leakage is small and not making any trouble Thermistor TH21 Linear expansion valve Motor will idle and make ticking noise when motor is operated while the linear expansion valve is locked This ticking sound is the sign of the abnormality Check the color of lead wire and missing terminal of the con nector Exchange t...

Страница 17: ...oller board At delivery SW4 Unit Selection SW3 Function Selection SW2 Capacity code setting SW1 Mode Selection Switch Pole Function Built in remote controller Indoor unit Set while the unit is off At delivery Set for each capacity Set while the unit is off Set while the unit is off Operation by switch Remarks ON OFF 1 2 3 4 5 6 ON OFF 1 2 3 4 5 6 ON OFF 1 2 3 4 5 6 PDFY 10NMU A PDFY 24NMU A ON OFF...

Страница 18: ...5MA is being used This is the switch to be used when the indoor unit is operated with R2 series outdoor unit as a set Address can be set while the unit is stopped Note 1 Note 1 Note 2 Note 2 Note 1 The DipSW setting is effective always after powering remote controller ON for SWA and SWC 2 The DipSW setting is effective during unit stopping remote controller OFF for SW11 12 14 and 5 Option Standard...

Страница 19: ...fixing screws two of the cover A and remove the cover C D E Fig 1 Fig 2 8 2 THERMISTOR Liquid piping temperature detection OPERATING PROCEDURE PHOTOS 1 Removing the cover 1 Remove the fixing screws two of the cover C and remove the cover 2 Removing the thermistor 1 Remove the thermistor D from the thermistor holder E which are installed on the copper tube ...

Страница 20: ...e thermistor holder F and thermistor G which are fixed the control box H 1 2 Fig 1 Fig 2 OPERATING PROCEDURE PHOTOS 8 4 DRAINPAN 1 Removing the cover 1 Remove the fixing screws of the cover H and remove the cover 2 Removing the drainpan 1 Pull and remove the drainpan in the direction of the arrow 1 and 2 alternatively Be careful removing heavy parts ...

Страница 21: ...8 5 THERMISTOR Gus piping temperature detection 1 Removing the cover 1 Remove the fixing screw of the cover J and remove the cover 2 Removing the thermistor 1 Remove the thermistor K from the thermistor holder L which are installed on the copper tube ...

Страница 22: ...ng the fan section 1 Remove the fixing screws two of the fan base plate 2 Pull up the fan section Q in direction of the arrow 2 and slide the direction of the arrow 3 5 Removing fan casing and sirroco fan 1 Remove the fixing screws four of the fan cas ing R 2 Remove the fan motor shaft fixing screw and remove the fan casing R and sirroco fan 6 Removing the fan motor 1 Remove the condensor cable in...

Страница 23: ...OCEDURE PHOTOS 8 7 HEAT EXCHANGER 1 Removing the drainpan with procedure 8 4 2 Removing the cover J with procedure 8 5 3 Removing the Heat exchanger 1 Remove the fixing screws of the heat exchang er S and remove the heat exchanger ...

Страница 24: ...Issued in Sep 2002 MEE02K124 New publication effective Sep 2002 Specifications subject to change without notice ...

Страница 25: ...3400 Lawrenceville Suwanee Road Suwanee Georgia 30024 Toll Free 800 433 4822 Toll Free Fax 800 889 9904 www mrslim com Specifications are subject to change without notice ...

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Mitsubishi Electric PDFY-10NMU-A, Техническое и сервисное руководство

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