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12

OPERATING PROCEDURE

PHOTOS

3. Removing the propeller and the outdoor fan motor

(1) Remove the cabinet. (Refer to 1.)
(2) Remove the propeller nut and the propeller.

NOTE : Loose the propeller in the rotating direction for   

removal.
When attaching the propeller, align the mark on the 
propeller and the motor shaft cut section.
Set the propeller in position by using the cut on the shaft
and the mark on the propeller.

(3) Remove the lead clamps and outdoor fan motor lead wires.
(4) Remove the screws fixing the outdoor fan motor.
(5) Remove the outdoor fan motor.

Photo 5

Propeller

Propeller 
nut

Outdoor
fan motor

Set screws of the
outdoor fan motor

Hook

Relay panel

Outdoor fan motor lead wires

Set screws of the
outdoor fan motor

2. Removing the electrical parts

(1) Remove the service panel and the cabinet.(Refer to 1.)
(2) Remove the following parts.

•Compressor capacitor (C1)
•Outdoor fan capacitor (C2)
•Terminal block (TB)

Photo 4

Outdoor fan capacitor (C2)

Compressor capacitor (C1)

Terminal block(TB)

OB397--1.qxp  05.3.18 2:12 PM  Page 12

Содержание MU-A08VD-P1

Страница 1: ...UBLESHOOTING 8 9 DISASSEMBLY INSTRUCTIONS 11 10 PARTS LIST 16 11 OPTIONAL PARTS 18 Wireless type Models SPLIT TYPE AIR CONDITIONERS MU A08VD MU A10VD MU A13VD P1 P1 P1 TM No OB397 MU A08VD MU A10VD MU A13VD P1 P1 P1 Indication of model name NOTE This service manual describes technical data of outdoor units As for indoor units MS A08VD MS A10VD and MS A13VD refer to the service manual OB396 P1 P1 P...

Страница 2: ...550Ho285D Valve bed has been added 2 Compressor has been changed RH165VGCC RH145VHCC 3 Outdoor fan motor has been changed RA6V23 HA RA6V21 AC 4 Outdoor fan motor capacitor has been changed 5 Compressor capacitor has been changed MU 13UV MU A13VD 1 Outdoor unit model has been changed Dimension has been changed 780Wo540Ho255D 800Wo550Ho285D Valve bed has been added 2 Compressor has been changed RH23...

Страница 3: ...0 33 0 34 0 35 3 36 3 36 3 36 RH207VHAC 1000 C R 2 59 C S 3 94 RA6V33 KA WHT BLK 215 BLK RED 307 36 47 47 48 835 845 855 1 05 520 MS56 Electrical data Fan motor Special remarks Compressor Capacity MU A08VD P1 2 3 2 3 2 3 1 0 17 18 19 2 85 2 85 2 84 3 24 3 24 3 24 RH135VHCC 650 C R 4 18 C S 5 76 MU A10VD P1 2 75 2 75 2 75 1 2 18 19 20 3 22 3 22 3 21 3 46 3 46 3 46 RH145VHCC 700 C R 4 03 C S 5 71 17...

Страница 4: ... 5 170 5 23 Service panel Service port 285 344 5 44 400 Air in Air out Air in 17 5 Bolt pitch for installation 304 325 40 Liquid refrigerant pipe joint Refrigerant pipe flared 6 35 Gas refrigerant pipe joint Refrigerant pipe flared 9 52 MU A08 A10VD Refrigerant pipe flared 12 7 MU A13VD 4 3 3 5 2 holes 10X21 REQUIRED SPACE Basically open 100mm or more without any obstruction in front and on both s...

Страница 5: ...tion 12 7 with heat insulator Flared connection Flared connection Refrigerant flow in cooling MU A08VD MU A10VD P1 P1 OUTDOOR UNIT Refrigerant flow in cooling Capillary tube 3 0 x 1 6 x 850 Compressor Stop valve with service port Stop valve Strainer 100 Outdoor heat exchanger Refrigerant pipe Option 6 35 with heat insulator Refrigerant pipe Option 9 52 with heat insulator Flared connection Flared ...

Страница 6: ...he air conditioner under normal conditions Since operating conditions vary according to the areas where these units are installed The following information has been provided to clarify the operating characteristics of the air conditioner under the conditions indicated by the performance curve 1 GUARANTEED VOLTAGE 198 264V 50Hz 2 AIR FLOW Air flow should be set at MAX 3 MAIN READINGS 1 Indoor intak...

Страница 7: ...ers Wet and dry bulb thermometers How to measure the indoor air wet dry bulb temperature difference 1 Attach at least 2 sets of wet and dry bulb thermometers to the indoor air intake as shown in the figure and at least 2 sets of wet and dry bulb thermometers to the indoor air outlet The thermometers must be attached to the position where air speed is high 2 Attach at least 2 sets of wet and dry bu...

Страница 8: ...eshooting 1 Before troubleshooting check the following 1 Check the power supply voltage 2 Check the indoor outdoor connecting wire for mis wiring 2 Take care the following during servicing 1 Before servicing the air conditioner be sure to turn off the main unit first with the remote controller and then after con firming the horizontal vane is closed turn off the breaker and or disconnect the power...

Страница 9: ...er P C board Left lamp 2 time flash Cause Indoor unit Trouble of room temperature indoor coil thermistor Left lamp 3 time flash Cause Indoor unit Trouble of indoor fan motor Check room temperature thermistor and indoor coil thermistor Refer to Test point diagram and voltage Refer to Check of indoor fan motor 1 Check indoor outdoor connecting wire 2 Refer to Check of indoor electronic control P C b...

Страница 10: ... Compressor MC INNER PROTECTOR MU A08 A10VD 150i 5 OPEN 90i10 CLOSE MU A13VD 155i 5 OPEN 90i10 CLOSE 8 3 Trouble criterion of main parts Part name Check method and criterion Measure the resistance between the terminals with a tester Coil wiring temperature 10 C 40 C Figure RED WHT BLK P C S R Color of lead wire Normal MU A13VD 2 0 2 8 3 0 4 25 C R C S Abnormal Open or short circuit MU A08VD 3 0 4 ...

Страница 11: ...chanism Detaching points Connector Sleeve Locking lever 9 1 MU A08VD MU A10VD OUTDOOR UNIT P1 P1 OPERATING PROCEDURE PHOTOS 1 Removing the cabinet 1 Remove the screws fixing the top panel See Photo 2 and 3 2 Remove the top panel See Photo 3 3 Remove the screw fixing the service panel See Photo 3 4 Pull down the service panel and remove it See Photo 3 5 Remove the screws fixing the cabinet 6 Remove...

Страница 12: ...mark on the propeller 3 Remove the lead clamps and outdoor fan motor lead wires 4 Remove the screws fixing the outdoor fan motor 5 Remove the outdoor fan motor Photo 5 Propeller Propeller nut Outdoor fan motor Set screws of the outdoor fan motor Hook Relay panel Outdoor fan motor lead wires Set screws of the outdoor fan motor 2 Removing the electrical parts 1 Remove the service panel and the cabin...

Страница 13: ...ll out the lead wires from the glass terminal of the com pressor 6 Recover gas from the refrigerant circuit NOTE Recover gas from the pipes until the pressure gauge shows 0 kg cm2 0MPa 7 Disconnect the welded part of the suction pipe and discharge pipe 8 Remove the nuts fixing the compressor 9 Remove the compressor Photo 6 Compressor Suction pipe Discharge pipe Compressor nuts Glass terminal ...

Страница 14: ...el See Photo 2 and 3 2 Remove the top panel See Photo 3 3 Remove the screw fixing the service panel See Photo 3 4 Pull down the service panel and remove it See Photo 3 5 Remove the screws fixing the cabinet 6 Remove the cabinet 7 Disconnect the indoor outdoor connecting wire 8 Remove the screws fixing the back panel 9 Remove the back panel Photo 1 Screws of the cabinet Screws of the front panel an...

Страница 15: ...he outdoor fan motor 5 Remove the outdoor fan motor 4 Removing the compressor 1 Remove the cabinet Refer to 1 2 Remove the relay panel 3 Remove the soundproof felt 4 Remove the terminal cover 5 Pull out the lead wires from the glass terminal of the com pressor 6 Recover gas from the refrigerant circuit NOTE Recover gas from the pipes until the pressure gauge shows 0 kg cm2 0MPa 7 Disconnect the we...

Страница 16: ...16 PARTS LIST 10 10 1 OUTDOOR UNIT STRUCTURAL PARTS ELECTRICAL PARTS AND FUNCTIONAL PARTS MU A08VD MU A10VD MU A13VD P1 P1 P1 1 2 14 17 10 9 3 4 5 6 7 8 15 16 18 19 11 12 13 This figure shows MU A13VD ...

Страница 17: ...E02 815 374 E02 899 351 E02 900 351 E02 665 353 E02 900 353 E02 899 293 E02 900 293 E02 899 515 E02 900 515 E02 899 523 E02 900 523 E02 927 297 E02 899 630 E02 900 630 E02 899 301 E02 900 301 E02 746 936 E02 746 937 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 RH135VHCC RH145VHCC RH207VHAC 3RUBBERS SET 9 52 12 7 6 35 2P 1 8µF 440VAC 2 0µF 440VAC 25µF 450VAC 30µF 440VAC RA6V21 RA6V33 3 0 1 6 ...

Страница 18: ...08VD MU A10VD MU A13VD Pipe length Cross section P1 P1 P1 Part No Model A Gas B Liquid Pipe size O D mm in Insulation D C Additional refrigerant charge R22 g REFRIGERANT PIPES The air conditioner has flared connections its indoor and outdoor sides Please use the optional extension pipe as follows ...

Страница 19: ...19 ...

Страница 20: ... 3 MARUNOUCHI CHIYODA KU TOKYO100 8310 JAPAN C C Copyright 2005 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Mar 2005 No OB397 106 Made in Japan New publication effective Mar 2005 Specifications subject to change without notice TM ...

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