Mitsubishi Electric MXZ-4F80VGD Installation Manual Download | Manualshive

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Split-type Air-Conditioner

MXZ-4F80VGD
MXZ-5F100VGD

English

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.

WG79A820H01_2nd.indd 1

2020/04/08 13:36:19

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Summary of Contents for MXZ-4F80VGD

Page 1: ...D MXZ 5F100VGD English 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 WG79A820H01_2nd indd 1 2020 04 08 13 36 19 ...

Page 2: ...nt to securing product safety n Do not discharge the refrigerant into the atmosphere If refrigerant leaks during installation ventilate the room Check that the refrigerant does not leak after installation has been completed If refrigerant leaks and comes in contact with fire or heating part of such a fan heater kerosene heater or cooking stove it will create harmful gas Provide ventilation in acco...

Page 3: ...the pipe during pipe bending 6 Refrigerant pipe bending radius must be 100 mm or more 7 Insulation material Heat resisting foam plastic 0 045 specific gravity 8 Be sure to use the insulation of specified thickness Excessive thickness may cause incorrect installation of the indoor unit and insufficient thickness may cause dew drippage 9 At least 2 indoor units must be connected when using indoor un...

Page 4: ...coming 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 attach ing an optional outdoor blowing guide PA...

Page 5: ...t C Create an appropriate ventilation open area Make sure that the width of the open area is 0 9 m or more and the height of the open area is 0 15 m or more However the height from the bottom of the installation space to the bottom edge of the open area should be 0 125 m or less Open area should be 75 or more opening B Install in a space with a depression height of 0 125 m M kg Amin m 1 0 12 1 5 1...

Page 6: ... the bottom of the indoor unit is h0 for wall mounted 1 8 m or more for ceiling suspended cassette and ceiling concealed 2 2 m or more When installing floor standing refer to indoor unit Installation manual There are restrictions in installation height for each model so read the installation manual for the particular unit For wall mounted ceiling suspended cassette and concealed Only for MFXZ M kg...

Page 7: ...or piping connection 3 Attach the drain socket to one of the several drain holes Fix the drain socket into the drain hole of the base using the catches to secure it in place 4 Connect the soft PVC hose I D 15 mm as shown in the illustration 5 Make sure to provide drain piping with a downhill grade for easy drain flow 6 Glue the drain caps to close all the other unnecessary holes with the glue Prep...

Page 8: ...A and indoor outdoor unit connecting wire B be sure to fix both cable and wire with cable clamps Connecting order Connect the terminal block in following order 5F100VGD Terminal block for power supply Service panel Screws Cable cover Cable clamp MXZ 5F100VGD A B C D E P DR MXZ 4F80VGD A B C D P DR DR DR DR DR Power supply Terminal block for indoor outdoor unit Terminal block for DRED interface Wir...

Page 9: ... then it can be the cause of abnormal high pressure in the refrigerant line and may result in an explosion and other hazards The use of any refrigerant other than that specified for the system will cause mechanical failure or system malfunction or unit breakdown In the worst case this could lead to a serious impediment to securing product safety Pipe size mm ø6 35 ø9 52 ø12 7 ø15 88 ø19 05 ø22 2 ø...

Page 10: ...port make sure that the valve core is in closed position and then tighten part A Do not tighten part A or turn the body when valve core is in open position 4 PURGING PROCEDURES LEAK TEST AND TEST RUN Service port cap Torque 13 7 to 17 7 N m 140 to 180 kgf cm Stop valve cap Torque 19 6 to 29 4 N m 200 to 300 kgf cm Make sure to replace the cap after the operation R32 4 2 GAS CHARGE Perform gas char...

Page 11: ...tion mode in COOL DRY mode set the 4 of SW1 on the outdoor controller board to OFF To lock the operation in HEAT mode set the same switch to ON 4 Turn on the main power for the air conditioner SW1 ON 1 2 3 4 5 6 SW1 ON 1 2 3 4 5 6 LED SW1 SW871 SW2 4 5 HOW TO SET LOW STANDBY POWER MODE Use of the low standby power mode is recommended when none of the indoor units listed in Table 1 is connected to ...

Page 12: ...e result is Not completed press the piping wiring correction switch SW871 again to cancel this function Then confirm the wiring and piping combination in a conventional manner by operating the indoor units one by one The operation is done while the power is supplied Make sure not to contact parts other than the switch including the P C board This may cause electric shock or burn by hot parts and l...

Page 13: ...manual about the method for stopping the operation If too much refrigerant has been added to the air conditioner system the pressure may not drop to 0 0 05 MPa Gauge approx 0 0 5 kgf cm2 or the protec tion function may operate due to the pressure increase in the high pressure refrigerant circuit If this occurs use a refrigerant collecting device to collect all of the refrigerant in the system and ...

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Page 16: ...WG79A820H01 HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN WG79A820H01_2nd indd 13 2020 04 08 13 36 23 ...

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