Mitsubishi Electric Plasma Quad Connect MAC-100FT-E Service Manual Download Page 4 | Manualshive

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4

System Construction

3

■ When only the Plasma Quad Connect is connected to an indoor unit

■ When the Plasma Quad Connect and other interfaces are connected to an indoor unit

[Indoor unit]

[Plasma Quad Connect]

L N

[Power supply cord]

[Indoor unit/Plasma Quad Connect

connecting wire]

[Indoor unit]

[Plasma Quad Connect]

L N

[Powersupply cord]

[Indoor unit/Plasma Quad Connect

connecting wire]

[Interface (MAC-334IF etc) ]

[Plasma Quad Connect /

Interface connecting wire]

When we connect Plasma Quad Connect and Interface,

we switch the DIP_SW after wiring.

OBH901

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Summary of Contents for Plasma Quad Connect MAC-100FT-E

Page 1: ...LOG OBB901 CONTENTS 1 Connectable indoor units 2 2 Precautions on failure diagnosis 3 3 System Construction 4 4 Procedure of failure diagnosis 5 SERVICE MANUAL Plasma Quad Connect Models MAC 100FT E MAC 110FT E MAC 100FT E ...

Page 2: ...its are the PEFY series MEXZ series PEAZ series and PEAD series with CN105 the connector for the optional parts for remote control See specifications of each indoor unit to find out if CN105 is installed or not Note Some indoor units cannot be attached to the Plasma Quad Connect Ask your dealer about the details of the target models This Service Handbook includes only the contents about the Plasma...

Page 3: ...e appliance in a safe way and understand the hazards involved When the Plasma Quad Connect is dropped or the holder or cable is damaged discon nect the power supply or turn the breaker OFF It may cause fire or electric shock In this case consult your dealer Children shall not play with the appliance Cleaning and user maintenance shall not be made by children without supervision In case of an abnor...

Page 4: ...unit Indoor unit Plasma Quad Connect L N Power supply cord Indoor unit Plasma Quad Connect connecting wire Indoor unit Plasma Quad Connect L N Powersupply cord Indoor unit Plasma Quad Connect connecting wire Interface MAC 334IF etc Plasma Quad Connect Interface connecting wire When we connect Plasma Quad Connect and Interface we switch the DIP_SW after wiring OBH901 ...

Page 5: ...ected Is theSW11 1 set to OFF Measure the voltage between L and N on the terminal block of the Plasma Quad Connect Is it 230 V 10 or less NO Check the wiring to the breaker and the voltage of the breaker Turn off the breaker switch the DIPswitch to the mode for when only the Plasma Quad Connect is connected switch the SW11 1 to OFF then perform the operation check again YES YES YES NO NO Is the op...

Page 6: ...eck again Replace the Plasma Quad Connect Check the followings Connection between CN105 of the indoor unit and the Plasma Quad Connect Connection between the Plasma Quad Connect and the other connected interface If the other interface operates normally For checking method refer to the handbook of each interface If there is no problem on the above items replace the Plasma Quad Connect YES YES YES N...

Page 7: ...amp or LED 73 on the printed circuit board lit or blinking off Are the plasma electrode and the filter of the Plasma Quad Connect installed properly Install the plasma electrode and the filter properly Blinking Off NO Plasma Quad Connect works normally It will take up to about 5 seconds before the operation lamp or LED73 on the printed circuit board starts lit after turning on the breaker Lit Repl...

Page 8: ...C CORPORATION Published Apr 2021 No OBH901 Made in Japan Specifications are subject to change without notice HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN JPS JPG LED71 LED73 White LED status PQC status Lit PQC ON Off PQC OFF Blink Abnormal The LED71 is placed on the display printed circuit board The LED71 and LED73 indicate PQC status in the same lighting pattern LED...

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