MAXA MI Series Technical Manual
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MAXA MI Series Technical Manual

Hydronic high wall
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HYDRONIC HIGH WALL
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Summary of Contents for MAXA MI Series

  • Page 1 HYDRONIC HIGH WALL...

  • Page 2: Table Of Contents

    Hydronic Highwall Contents 1. Introduction ................. 2 2. Nomenclature .............. 2 3. Product Schedule ............3 4. External Appearance ..........3 5. Features............... 4 6. Specifications ............. 5 7. Dimension ..............7 8. Service Spaces ............7 9. Wiring Diagrams ............8 10.

  • Page 3: Introduction

    (heated water system). Maxa fan coil is designed and manufactured on the base of advanced technology, and utilize qualified galvanized iron as material. Due to its supper-thin design, it has such advantages: beautiful outlook, space saving, easy installation, etc.

  • Page 4: Product Schedule

    Hydronic Highwall 3. Product Schedule Air volume Model Type Power supply (CFM) MI35A MI35A Wall mounted 220~240V-1Ph-50Hz MI53A 4. External Appearance Product Schedule...

  • Page 5: Features

    Hydronic Highwall 5. Features  New panel supplies more choice for customs.  Multi-connection outlet pipe method: left/right/rear, more flexible for installation. Left piping Left back piping Right piping Right back piping  Wind direction adjustment can be in horizontal and vertical way for auto swing louver Vertical air deflector Horizontal air deflector ...

  • Page 6: Specifications

    Hydronic Highwall 6. Specifications MI26A MI35A Model H/M/L 425/360/320 680/580/510 Air flow H/M/L 250/210/190 400/340/300 Capacity H/M/L 2.63/2.41/2.16 3.28/2.83/2.41 Cooling Water flow rate Water pressure drop 29.4 43.5 Capacity H/M/L 3.36/3.1/2.79 4.37/3.73/3.17 Heating Water pressure drop 27.3 40.8 Power supply V/ph/Hz 220-240/1/50 Power input...
  • Page 7 Hydronic Highwall Specifications MI42A Model H/M/L 850/720/640 Air flow H/M/L 500/420/380 Capacity H/M/L 4.25/3.85/3.32 Cooling Water flow rate Water pressure drop 31.8 Capacity H/M/L 5.81/5.17/4.43 Heating Water pressure drop 30.2 Power supply V/ph/Hz 220-240/1/50 Power input Sound pressure level H/M/L dB(A) 39/33/28 Type...

  • Page 8: Dimension

    Hydronic Highwall 7. Dimensioni MI26A MI35A MI53A Dimensioni...

  • Page 9: Wiring Diagrams

    Hydronic Highwall 8. Wiring Diagrams Wiring Diagrams...

  • Page 10: Capacity Tables

    Hydronic Highwall 10. Capacity Tables Cooling Capacity: Remark: EWT: Enter Water Temp. (℃); Δt: Temperature Difference (℃) DB: Dry Bulb Temp. (℃); WB: Wet Bulb Temp. (℃); TC: Total Cooling Capacity (kW); SC: Sensible Cooling Capacity (kW); WF: Water Flow (m WPD: Water Pressure Drop (kPa) /h);...
  • Page 11 Hydronic Highwall Cooling capacity table MI35A Air inlet condition Δt DB:21 WB:15 DB:26.7 WB:19.4 DB:27 WB:19 DB:29 WB:21 DB:33 WB:25 2.71 1.97 0.78 82.6 4.18 2.52 1.20 196.2 4.09 2.63 1.17 188.3 4.57 2.40 1.31 234.8 6.15 2.98 1.76 425.2 2.55 1.86 0.55...
  • Page 12 Hydronic Highwall Cooling capacity table MI53A Air inlet condition Δt DB:21 WB:15 DB:26.7 WB:19.4 DB:27 WB:19 DB:29 WB:21 DB:33 WB:25 3.51 2.55 1.01 60.4 5.42 3.26 1.55 143.4 5.30 3.40 1.52 137.6 5.92 3.11 1.70 171.6 7.97 3.86 2.29 310.8 3.31 2.41 0.71...
  • Page 13 Hydronic Highwall Cooling capacity modification coefficient table: MI26A MI35A MI42A Speed High 0.92 0.86 0.83 0.91 0.86 0.82 0.73 0.78 0.75 Heating Capacity: Remark: Δt: Temperature Difference (℃) ; TH: Total Heating Capacity (kW); WF: Water Flow (m WPD: Water Pressure Drop (kPa) /h);...

  • Page 14: Sound Levels

    Hydronic Highwall Altitude modification coefficient table: Altitude (m) 0.98 0.95 0.95 1000 0.97 0.91 0.91 1500 0.95 0.86 0.86 2000 0.94 0.82 0.82 2500 0.93 0.78 0.78 3000 0.91 0.74 11. Sound Levels Test condition Sound pressure level under three speeds of fan (dB(A)) Unit Number Model MI26A...

  • Page 15: Exploded View

    Hydronic Highwall 12. Exploded View MI26A MI35A Part Name Quantity Part Name Quantity Filter Louver Evaporator I Panel dalle Evaporator II Panel Evaporator Ⅲ Panel frame ass'y Coil temp sensor Stepper motor Evaporate connect board Screw cover Display board ass'y Pipe clamp Motor Drainage pan...
  • Page 16 Hydronic Highwall MI53A Part Name Quantity Part Name Quantity Filter Air outlet frame mount ass'y Evaporator I Louver board Evaporator II Louver Evaporator Ⅲ Panel dalle Coil temp sensor Panel Evaporate connect board Stepper motor Cross fan Screw cover Display board ass'y Pipe clamp Motor Drainage pan...

  • Page 17: Installation

    Hydronic Highwall 13. Installation 13.1 Precautions  Be sure to be in conformity with the local, national and international laws and regulations.  Read "PRECAUTIONS" carefully before installation.  The following precautions include important safty items. Observe them and never forget. ...
  • Page 18 Hydronic Highwall When carrying out piping connection, take care not to let air substances go into refrigeration  cycle. Otherwise, it will cause lower capacity, abnormal high pressure in the refrigeration cycle. Do not modify the length of the power supply cord or use of extension cord, and do not share ...
  • Page 19 Hydronic Highwall 13.2 Accessory Name Shape Quantity Function 1. Screw ST3.9x25 for installation board Secure the installation board 2. Plastic expanded tube 3. Wrapping tape 4. Drain pipe 5. Wall conduit cover 6. Remote controller (including operation manual) 7. Frame Hold the remote controller 8.
  • Page 20 Hydronic Highwall SET TEMPERATURE(°C) Mounting screw B AUTO COOL HIGH ST2.9x10-C-H HEAT T E M P ON/OFF MODE SPEED E C O N O M IC SWING TIMER R U N N IN G VENT CANCEL LOCK RESET Remote controller holder Remote controller...
  • Page 21 Hydronic Highwall appropriate mounting screws.  Fix the installation board on the wall. Right installation Tow Screw Tow Screw mounting board of indoor unit horizontal line False installation mounting board mounting board of indoor unit of indoor unit horizontal line horizontal line Drilling a hole ...
  • Page 22 Hydronic Highwall Left piping Left back piping Right piping Right back piping  For the left-hand and rear-left-hand piping, install the piping as shown. Bend the connective pipe to be laid at 43mm height or less from the wall. Indoor unit outline Connective pipe ...
  • Page 23 Hydronic Highwall it out after finish piping.  Push the lower part of the Indoor Unit up to the wall, and then move the Indoor Unit from side to side, up and down to check if it is hooked securely. hook Cushioning material...
  • Page 24 Hydronic Highwall the wire holder of power the wire holder of signal line cord(three-position) (five-position) display cover plate dial switch 13.6.1 Terminal Board Diagram Note: The air-conditioners can connect with Central Control Monitor (CCM). Before operation, please wiring correctly and set system address and network address of indoor units. ...
  • Page 25 Hydronic Highwall Every air-conditioner in network has only one network address to distinguish each other. Address code of air- conditioner in LAN is set by code switch on Network Interface Module (NIM), and the set range is 0-63. Toggle switch set Network address code ENC2...
  • Page 26 Hydronic Highwall Malfunction code Malfunction Water-level alarm malfunction T2 evaporator sensor malfunction T1 evaporator sensor malfunction EE: Water-level alarm malfunction Exist Water-level switch connecting Reconnect and ensure wire between switch and main that the connection is board gets loose reliable. Exist Replace switch There is something wrong...
  • Page 27 Hydronic Highwall E2: T2 evaporator sensor malfunction Exist T2 Connecting wire between sensor Reconnect and ensure that the and mainboard gets loose connection is reliable. Exist Replace sensor Temperature sensor is short- circuited or punctured Reinstall chip, or install other chip with same Error Chip fault, or chip foot sheds off, or chip is model on the faulty unit, to check whether...
  • Page 28 Hydronic Highwall 13.7.1 Troubles and causes of air conditioner If one of the following malfunctions occur, stop operation, shut off the power, and contact with your dealer.  The operation lamp is flashing rapidly (twice every second)  This lamp is still flashing rapidly after turn off the power and turn on again. ...
  • Page 29 Hydronic Highwall 13.7.2 Troubles and causes of remote controller Before asking for serving or repairing, check the following points. Symptoms Causes Solution Check whether the MODE When the automatic mode is indicated on the display is selected, the air conditioner will "AUTO"...

  • Page 30: Controller

    Hydronic Highwall 14. Controller 14.1 Standard Controller : Remote Controller R51/E 14.1.1 Specifications Model R51/E Rated Voltage 3.0V Lowest Voltage of CPU Emitting Signal 2.0V Reaching Distance 8m (when using 3.0 voltage, it can get 11m) -5℃ ～60℃ Environment Temperature Range 14.1.2 Performance Features 1.
  • Page 31 Hydronic Highwall RESET Button: When the RESET button is pushed, all of the current settings are cancelled and the control will return to the initial settings. 5. ECONOMIC RUNNING Button: Push this button to go into the Energy-Saving operation mode. 6.
  • Page 32 Hydronic Highwall Install / Replace Batteries: The Remote Controller uses two alkaline dry batteries(R03/Ir03X2). 1. To install batteries, slide back the cover of the battery compartment and install the batteries according to the directions (+and -) shown on the Remote Controller. 2.
  • Page 33 Hydronic Highwall when in DRY mode will automatically operate many times without running the COOL and FAN mode. 14.1.5.5 Time Operation PUSH TIMER button to set the on and off times of the unit. 1. To set the STARTING time. 1.1 Please push the CANCEL button to cancel any former settings.
  • Page 34 Hydronic Highwall 14.2.1 Central Controller: WGC3 Controller...
  • Page 35 Hydronic Highwall Controller...
  • Page 36 Hydronic Highwall Liquid crystal matrix display description: The liquid crystal matrix is composed of 4*64 grids, and each grid is composed of two blocks of different sizes (as shown in the above figure). The matrix includes horizontal coordinates 00-15 on the upper side and vertical coordinates 00+, 16+, 32+ and 48+ on the left Side, which indicate the address of the indoor unit.
  • Page 37 Hydronic Highwall Query page description The LCD displays the query page, and the air conditioner with the address of 08 is being queried. Mode of the air conditioner with the address 01 is: Cooling, strong air, swing on, indoor temperature 22°C, set temperature 20°C, cooling mode “lock”.
  • Page 40 37040 Arcole Verona - Italy Tel. +39 - 045.76.36.585 Fax +39 - 045.76.36.551 www.maxa.it e-mail: info@advantixspa.it The data indicated in this manual are purely indicative. The I dati riportati nella presente documentazione sono solamente manufacturer reserves the right to modify the data whenever it is indicativi.

This manual is also suitable for:

Mi35aMi53aMi42aMi26a

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