Mitsubishi Electric Air-Conditioners For Building Application Installation Manual Download Page 1 | Manualshive

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INSTALLATION MANUAL

For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.

Air-Conditioners For Building Application

INDOOR UNIT
PMFY-P·NBMU-E

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Summary of Contents for Air-Conditioners For Building Application

Page 1: ...NSTALLATION MANUAL For safe and correct use please read this installation manual thoroughly before installing the air conditioner unit Air Conditioners For Building Application INDOOR UNIT PMFY P NBMU E ...

Page 2: ... install the indoor unit where such dripping can cause damage When installing the unit in a hospital or communications office be prepared for noise and electronic interference Inverters home appliances high fre quency medical equipment and radio communications equipment can cause the air conditioner to malfunction or breakdown The air conditioner may also affect medical equipment disturbing medica...

Page 3: ...heck window and will be needed later during servicing If the dimensions are not accurate when the grille is installed there may be gaps between it and the indoor unit This may result in dripping water or other problems When deciding on placement consider carefully the space around the ceiling and make your measurements generous Ceiling types and building construction differ Therefore you should co...

Page 4: ...D Secure front panel here E Make these surfaces are flush with each other 0 1 8 in 0 3 mm Fig 2 7 K L M J H I in mm in mm Fig 2 4 Fig 2 5 D Ceiling panel E Rafter F Beam G Roof beam H Use inserts rated at 250 350 lbs 100 150 kg each procure locally I Suspension bolts 3 8 M10 procure locally J Steel reinforcing rod K C channel L Channel suspension bracket M M10 suspension bolt 2 4 Unit suspension p...

Page 5: ...not contain any harmful contaminants such as sulfuric com pounds oxidants debris or dust Warning When installing or moving the air conditioner use only the specified refriger ant R410A to charge the refrigerant lines Do not mix it with any other refriger ant and do not allow air to remain in the lines Air enclosed in the lines can cause pressure peaks resulting in a rupture and other hazards P06 P...

Page 6: ... at the transparent check window and the outlet of the drainage pipe 4 Stop the test run Don t forget to turn off the power Fig 4 3 Fig 4 1 Fig 4 2 A Ceiling panel B Max 23 5 8 in 60 cm C Position of drain outlet D Make as short as possible Max 6 in 15 cm E Make as small as possible F Downward slope 1 100 or more G Make as great as possible Min 4 in 10 cm H Drainage pipe vertical section I Water b...

Page 7: ... the M1 and M2 on indoor unit TB5 to a M NET remote controller Non polarized 2 wire DC 24 to 30 V between M1 and M2 M NET remote controller A Terminal block for indoor transmission cable B Terminal block for outdoor transmission cable C Remote controller Constraints on transmission cable Fig 5 3 Longest wiring length L1 L2 L4 or L1 L3 or L2 L3 L4 less than 656 ft 200 m Length between indoor unit a...

Page 8: ...tion pitch 5 6 Remote controller For wired remote controller 1 Installing procedures Fig 5 5 1 Select an installing position for the remote controller The temperature sensors are located on both remote controller and indoor unit s Procure the following parts locally Two piece switch box Thin copper conduit tube Lock nuts and bushings 2 Seal the service entrance for the remote controller cord with ...

Page 9: ...eed button Make sure that the wind speed is switched 6 Check operation of the outdoor unit fan 7 Release test run by pressing the ON OFF button Stop 8 Register a telephone number The telephone number of the repair shop sales office etc to contact if an error occurs can be registered in the remote controller The telephone number will be displayed when an error occurs For registration procedures ref...

Page 10: ... press the intake grille on the place marked Push until you hear it snap into place 7 4 Checks after installing Check that there are no gaps between the indoor unit and the front panel and between the front panel and the ceiling surface If there are gaps the wind may come in and condensation may result Check that the air filter is in place 7 3 Installing the grille Open the intake grille by pressi...

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Page 12: ...his manual before handing it to the customer This product is designed and intended for use in the residential commercial and light industrial environment HEAD OFFICE MITSUBISHI DENKI BLDG 2 2 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Printed in Japan BG79U635H01 ...

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