Mitsubishi MXZ-4E80VAD Installation Manual Download Page 1 | Manualshive

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Installation Manual

For INSTALLER

•

This manual only describes the installation of outdoor unit.

When installing the indoor unit, refer to the installation manual of indoor unit.

Split-type Air-Conditioner

MXZ-4E80VAD
MXZ-5E100VAD

English

WG79A696H02_en.indd 1

2016/04/21 14:46:35

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Summary of Contents for MXZ-4E80VAD

Page 1: ...ual For INSTALLER This manual only describes the installation of outdoor unit When installing the indoor unit refer to the installation manual of indoor unit Split type Air Conditioner MXZ 4E80VAD MXZ 5E100VAD English ...

Page 2: ...Check that the refrigerant gas does not leak after installation has been completed If refrigerant gas leaks indoors and comes into contact with the flame of a fan heater space heater stove etc harmful substances will be generated n Use appropriate tools and piping materials for installation The pressure of R410A is 1 6 times more than R22 Not using appropriate tools or materials and incomplete ins...

Page 3: ...ow or there is a possibility of becoming short cycle install an outlet guide and make sure there is enough space behind of the unit When installing two or more units do not install the units in front or behind each other 100 or more 200 or more 350 or more 500 or more 500 or more Unit mm 5 Obstacles in front behind and on side s 4 Obstacles in front and behind The unit can be used by at taching an...

Page 4: ...ically treated wooden piece 20 mm or thicker between the wall and the piping or wrap 7 to 8 turns of insula tion vinyl tape around the piping To use existing piping perform COOL operation for 30 minutes and pump down before removing the old air conditioner Remake flare according to the dimension for new refrigerant 1 6 DRAIN PIPING FOR OUTDOOR UNIT 1 Perform the drain piping work only when drainin...

Page 5: ... tighten the terminal screws to prevent them from loosening After tightening pull the wires lightly to confirm that they do not move 4 Perform 2 and 3 for each indoor unit 5 Connect power supply cord A 6 Fix indoor outdoor unit connecting wire B and power supply cord A with the cable clamps Route the cables or wires so as not to deform the service panel Otherwise rainwater may enter the outdoor un...

Page 6: ...revent burrs from dropping in the pipe 3 Remove flare nuts attached to indoor and outdoor units then put them on pipe having completed burr removal Not possible to put them on after flaring work 4 Flaring work Fig 4 5 Firmly hold copper pipe in the dimension shown in the table Select A mm from the table according to the tool selected 5 Check Compare the flared work with Fig 6 If flare is noted to ...

Page 7: ... service port to obtain the initial status 10 Leak test Stop valve for GAS Gauge mani fold valve for R410A Compound pressure gauge for R410A 0 101MPa 760 mmHg Handle Low Handle High Vacuum pump for R410A Charge hose for R410A Close Open Hexagonal wrench 4 to 5 turns Stop valve for LIQUID Pressure gauge for R410A Precautions when us ing the control valve When attaching the control valve to the serv...

Page 8: ...r unit During detection the indoor unit automatically stops operation This is not a malfunction Procedure Press the piping wiring correction switch SW871 1 minute or more after turning on the power supply Correction completes in 10 to 20 minutes When the correction is completed its result is shown by LED indication Details are described in the following table To cancel this function during its ope...

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Page 12: ...WG79A696H02 HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN ...

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