Mitsubishi Electric City Multi CMB-WP108V-G Installation Manual

Air-conditioners for building application indoor unit
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Air-Conditioners For Building Application
INDOOR UNIT
CMB-WP108V-G
INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.

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  Summary of Contents for Mitsubishi Electric City Multi CMB-WP108V-G

  • Page 1 Air-Conditioners For Building Application INDOOR UNIT CMB-WP108V-G INSTALLATION MANUAL For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
  • Page 2 <A> Top view <B> Front view <A> G Service space H Indoor unit side Model name A Inspection hole CMB-WP108V-G 1600 – B Side of outdoor unit piping <B> C Control box D Side of indoor unit piping G Service space...
  • Page 3 Unit model Model name side side ø15.88 ø19.05 PURY-WP200 (Brazing) (Brazing) (HBC CONTROLLER) CMB-WP108V-G ø19.05 ø22.2 PURY-WP250 (Brazing) (Brazing) Connection to water circuit by screw connections Note: *1. Connection of multiple indoor units with one connection (or joint pipe) •...
  • Page 4 [Fig. 5.1.1] A Expansion tank B Shutoff valve C Strainer D Pressure reducing valve E Water inlet F Refrigerant pipes G Drain pipe HBC controller sample installation [Fig. 5.2.1] A Locally procured insulating material for pipes B Bind here using band or tape. C Do not leave any opening.
  • Page 5: Table Of Contents

    • Always use accessories specified by Mitsubishi Electric. the refrigerant should leak. - Ask an authorized technician to install the accessories. Improper installation by - Consult the dealer regarding the appropriate measures to prevent the safety the user may result in water leakage, electric shock, or fire.
  • Page 6: Precautions For Devices That Use R410A Refrigerant

    Do not reconstruct or change the settings of the protection devices. - If the pressure switch, thermal switch, or other protection device is shorted or operated forcibly, or parts other than those specified by Mitsubishi Electric are Caution: used, fire or explosion may result.
  • Page 7: Selecting An Installation Site

    Do not install the unit in any oily steamy place or near any machine that gener- length of refrigerant piping are within the following limitations. ates high frequencies. Doing so may cause a risk of fire, erroneous operation or 1. CMB-WP108V-G condensation. [Fig. 2.4.1] (P.2) •...
  • Page 8: Connecting Refrigerant Pipes And Drain Pipes

    (Brazing) (Brazing) (HBC CONTROLLER) • Connect the supplied drain hose to the discharge port on the unit body. Use hard CMB-WP108V-G vinyl chloride pipes VP-25 (ø32) for drain piping (2). Tighten the supplied drain ø19.05 ø22.2 PURY-WP250 hose onto the discharge port using the supplied hose band. (For this, do not use...
  • Page 9: Connecting Water Pipework

    5. Connecting water pipework Please observe the following precautions during installation. • Installation of pipes in a high-temperature high-humidity environment, such as the top floor of a building, may require the use of insulation materials thicker than 5.1. Important notes on water pipework the ones specified in the chart above.
  • Page 10: Water Treatment And Quality Control

    2 Water quality standard 15. Please do not use a corrosion inhibitor in the water system. 16. When installing the HBC unit in an environment which may drop below 0°C, Low to mid-range Tendency please add antifreeze (Propylene Glycol only) to the circulating water. temperature water system Recirculating Items...
  • Page 11: Test Run

    8. Test run Before commencing a test run please check the follow- ing:  After installing, piping and wiring the indoor units and HBC controllers, check to see again that there is no refrigerant leakage, water leakage, the indoor unit inlet and outlet piped backwards, and no slack on power and control cables.
  • Page 12 Please be sure to put the contact address/telephone number on this manual before handing it to the customer. HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN Authorized representative in EU:MITSUBISHI ELECTRIC EUROPE B.V. HARMAN HOUSE, 1 GEORGE STAREET, UXBRIDGE, MIDDLESEX UB8 1QQ, U.K. WT06421X02...