Mitsubishi Electric CLIMAVENTA MHD2 Instructions For Installation, Use And Maintenance Manual
Mitsubishi Electric CLIMAVENTA MHD2 Instructions For Installation, Use And Maintenance Manual

Mitsubishi Electric CLIMAVENTA MHD2 Instructions For Installation, Use And Maintenance Manual

Wall-mounted fan coil

Advertisement

Quick Links

MANUAL CODE
SAP CODE
IUM_MHD2_08_04_22_EN
C01001502L-04-22-EN
MHD
Wall-mounted fan coil
MHD2 30-40-50-60
N INSTALLATION, USE AND MAINTENANCE MANUAL
Italian is the original language.
The other languages versions are translation of the original.
To ensure safe and correct use, carefully read this manual and make sure to understand all the contained
indications and information

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the CLIMAVENTA MHD2 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Mitsubishi Electric CLIMAVENTA MHD2

  • Page 1 MANUAL CODE SAP CODE IUM_MHD2_08_04_22_EN C01001502L-04-22-EN Wall-mounted fan coil MHD2 30-40-50-60 N INSTALLATION, USE AND MAINTENANCE MANUAL Italian is the original language. The other languages versions are translation of the original. To ensure safe and correct use, carefully read this manual and make sure to understand all the contained indications and information...
  • Page 2: Table Of Contents

    IUM_MHD2_08_04_22_EN MHD2 30-40-50-60 CONTENTS GENERAL The following symbols are used in some parts of the booklet: General warnings page 3 Basic safety rules CAUTION: Contents of the supply for actions that require particular caution and adequate Receiving and handling the product preparation.
  • Page 3: General Warnings

    IUM_MHD2_08_04_22_EN GENERAL WARNINGS General After having removed the packaging, check that the con- Avoid the room being closed for a long time. Periodically tents are intact and complete. In the event of non-com- open the windows to ensure a correct change of air. pliance, contact the Agency which sold you the appli- ance.
  • Page 4: Contents Of The Supply

    IUM_MHD2_08_04_22_EN CONTENTS OF THE SUPPLY General The fan coil comes in a pack protected by a cardboard box The operating and installation manual are considered and is accompanied by: part of the appliance and must therefore be read careful- ly and kept for reference. - Hydronic unit - Operating and installation manual which are enclosed in plastic bags inside the indoor unit...
  • Page 5: Technical Data

    MHD2 ELECTRICAL DATA IUM_MHD2_08_04_22_EN Power supply V/ph/Hz 230/1/50 230/1/50 230/1/50 230/1/50 2 PIPES SYSTEM CONFIGURATION TECHNICAL DATA General ENERGY EFFICIENCY COOLING (EN14511 VALUE) FCEER kW/kW FCEER Class (1)(6) HEATING ONLY (EN14511 VALUE) FCCOP kW/kW FCCOP Class (2)(6) PERFORMANCE MIN SPEED Fan Power Input 23,0 22,0...
  • Page 6: Access To Connections

    IUM_MHD2_08_04_22_EN ACCESS TO CONNECTIONS General ELECTRICAL CONNECTIONS Rear view Terminal block Electrical connection of water valve / Remote terminal block Electrical power Cable gland supply inlet Take care when removing the protective cover from the indicator lights. HYDRAULIC CONNECTIONS Rear view Valves Water flow Water out...
  • Page 7: Installer

    IUM_MHD2_08_04_22_EN INSTALLATION Installer LOCATING THE INDOOR UNIT UNIT INSTALLATION The place of installation must be established by the installa- MHD2 30-40 tion designer/services engineer or by a technically compe- tent person and must take into account technical require- ments as well as applicable current laws and regulations. The fan coil must be installed by a qualified company in accordance with applicable laws and regulations in force in the country of installation.
  • Page 8: Connections

    IUM_MHD2_08_04_22_EN CONNECTIONS Installer DRAIN PIPE CONNECTION The indoor unit is fitted with a condensate drain pipe to which a lagged drainage hose should be connected leading to a suitable drainage outlet. The appliance is designed for condensate drainage from either side, although the drain pipe is connected in the factory on the left.
  • Page 9 IUM_MHD2_08_04_22_EN The choice and installation of the components is left to REFERENCE VALUES H2O the installer, who should operate in a workmanlike man- ner in compliance with current laws and regulations. Electric conductivity less than 200 mV/cm (25°C) The use of water disconnectors is compulsory on sys- Chlorine ions less than 50 ppm tems to which anti-freeze has been added.
  • Page 10 IUM_MHD2_08_04_22_EN THE WAY OF OPERATING VENT VALVE When necessary to operating the vent valve, the steps should operate as follow: 1. Screw out the selfmounted screw (fig. A) 2. Remove the window cautiously (fig. B) 3. Screw out the valve piston counter-clockwise 3~4 ring cautiously.around “ON"...
  • Page 11: Fitting The Filters

    IUM_MHD2_08_04_22_EN FITTING THE FILTERS Installer The fan coil comes with air filters designed to absorb micro- scopic particles of dust, pollen and mould/mildew. To install, proceed as follows: Clean air filters once every 2 weeks. - Put the installation on/off switch to “off”. Keep the air filters sealed until they are to be used.
  • Page 12: Filling And Draining The System

    IUM_MHD2_08_04_22_EN FILLING AND DRAINING THE INSTALLATION Installer FILLING - Before filling, put the installation on/off switch to "off”. - Check that the drain tap is closed - Remove unit cabinet as described in Maintenance section - Open the air valve on the fan coil and the installation (see figure) - Start filling by slowly opening the installation water supply tap outside the appliance...
  • Page 13: User

    IUM_MHD2_08_04_22_EN WIRELESS REMOTE CONTROL User Signal transmitter A. ON/OFF button Press this button, the unit will be turned on, press it once more, the unit will be turned off. When turning on or turning off the unit, the Timer, Sleep function will be canceled.
  • Page 14: Wireless Remote Control: Modes Of Operation

    IUM_MHD2_08_04_22_EN button M. TIMER ON button To decrease set temperature. Press this button, the tem- Timer On setting: Signal “ON” will blink and display, sig- perature can be set up, continuously press this button will conceal, the numerical section will become the and hold for two seconds, the relative contents can quick- timer on setting status.
  • Page 15 IUM_MHD2_08_04_22_EN SELECTING THE COOLING MODE • Press the button to switch on the fan coil. The symbol starts blinking on the display and a beep indi- cates that the fan coil has started. • Press the MODE button repeatedly until the cooling symbol appears on the display.
  • Page 16: Programming The Timer

    IUM_MHD2_08_04_22_EN PROGRAMMING THE TIMER User After having selected the required mode of operation, switch on the timer by pressing the TIMER ON button when going out in the morning so that you can find your home at a com- fortable temperature when you return. Programming switching ON •...
  • Page 17: Operation Of Wireless Remote Contro

    IUM_MHD2_08_04_22_EN OPERATION OF WIRELESS REMOTE CONTROL User About lock NOTE: Press + and - buttons simultaneously to lock or unlock the - When changing the batteries, do not use the old or differ- keyboard. If the remote controller is locked, the icon will ent batteries, otherwise, it can cause the malfunction of be displayed on it, will flicker for three times.
  • Page 18: Emergency Operation

    IUM_MHD2_08_04_22_EN EMERGENCY OPERATION User Displayer indicator light control of the unit It's a special selective button for the users, who are not accustomed to the light at sleeping. - Get the displayer indicator light on: When setting the light function, the mark will display on the remote controller screen by pressing this button.
  • Page 19: Maintenance

    IUM_MHD2_08_04_22_EN MAINTENANCE User Turn power off and pull out the power plug before clean- 3. Insert the air filter ing air conditioner , or it may cause electric shock. Reinsert the filters along the direction of arrowhead, and then to close the cover and clasp it. Never sprinkle water on the indoor unit for cleaning because it can cause an electric shock.
  • Page 20: Service

    IUM_MHD2_08_04_22_EN MAINTENANCE Service Periodic maintenance is essential for keeping the fan coil efficient and must be carried out at least once a year by the After-Sales Service Centre or qualified personnel. Before carrying out any maintenance, disconnect from the power supply by putting the installation on/off switch to “off”.
  • Page 21 Head Office: Via Caduti di Cefalonia 1 - 36061 Bassano del Grappa (VI) - Italy Tel (+39) 0424 509 500 - Fax (+39) 0424 509 509 www.melcohit.com...

Table of Contents