background image

INSTALLATION MANUAL

FOR INSTALLER

CONTENTS

1.  BEFORE INSTALLATION ..............................................................................2
2.  OUTDOOR UNIT INSTALLATION .................................................................4
3.  FLARING WORK AND PIPE CONNECTION .................................................5
4.  PURGING PROCEDURES, LEAK TEST, AND TEST RUN ...........................5
5.  RELOCATION AND MAINTENANCE ............................................................7

Split-type Air-Conditioner

MXZ-2B52VA

•  Refer to the installation manual of each indoor unit for indoor 

unit installation.

English

IMPORTANT NOTES

TO COMPLY WITH THE REQUIREMENTS OF AUSTRALIAN STANDARD 
AS/NZS 3000 ELECTRICAL INSTALLATIONS (Wiring Rules), 
THE ELECTRICAL WIRING REQUIRED BETWEEN THE INDOOR AND 
OUTDOOR UNITS MUST BE INSTALLED BY A LICENCED ELECTRICAL 
CONTRACTOR.

MXZ-2BVA-A1 JG79A299H01.indd   1

2009/10/13   10:31:50

Summary of Contents for MXZ-2B52VA

Page 1: ...ON AND MAINTENANCE 7 Split type Air Conditioner MXZ 2B52VA Refer to the installation manual of each indoor unit for indoor unit installation English IMPORTANT NOTES TO COMPLY WITH THE REQUIREMENTS OF AUSTRALIAN STANDARD AS NZS 3000 ELECTRICAL INSTALLATIONS Wiring Rules THE ELECTRICAL WIRING REQUIRED BETWEEN THE INDOOR AND OUTDOOR UNITS MUST BE INSTALLED BY A LICENCED ELECTRICAL CONTRACTOR ...

Page 2: ...t 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 appropri ate tools or materials and incomplete installation could cause the pipes to burst or injury n When pumping down the refrigerant stop the compressor before disconnecting the refr...

Page 3: ... prevent exposure to wind it is recommended to install a baffle board on the air outlet side of the outdoor unit Avoid the following places for installation where air conditioner trouble is liable to occur Where flammable gas could leak Where there is much machine oil Salty places such as the seaside Where sulfide gas is generated such as a hot spring Where there is high frequency or wireless equi...

Page 4: ...s More than 35 mm For future servicing give extra length to the connecting wires Terminal block for power supply 1 Remove the service panel 2 Loosen terminal screw and connect indoor outdoor unit connecting wire B from the indoor unit correctly on the terminal block Be careful not to make mis wiring Fix the wire to the terminal block securely so that no part of its core is appeared and no external...

Page 5: ... R410A Precautions when using the control valve When attaching the control valve to the service port valve core may de form or loosen if excess pressure is applied This may cause gas leak Service port Charge hose for R410A Body Close Open Control valve A When attaching the control valve to the service port make sure that the valve core is in closed position and then tighten part A Do not tighten p...

Page 6: ... COOL mode However please note that the cooling capacity can also be lowered if this function is activated Initial setting is required to activate this function Please explain about this function to your customers and ask them whether they want to use it How to lower the operating noise 1 Be sure to turn off the main power for the air conditioner before mak ing the setting 2 Set the 3rd Dip Switch...

Page 7: ...llowing the procedure below so that no refrigerant is released into the atmos phere 1 Connect the gauge manifold valve to the service port of the stop valve on the gas pipe side of the outdoor unit 2 Fully close the stop valve on the liquid pipe side of the outdoor unit 3 Close the stop valve on the gas pipe side of the outdoor unit almost completely so that it can be easily closed fully when the ...

Page 8: ...HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN JG79A299H01 ...

Reviews: