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Carrier 40MBxC Series Installation Instructions Manual

Cassette ductless split system sizes 09 to 18
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Download this manual See also: Owner's Manual
40MB*C
Cassette
Ductless Split System
Sizes 09 o
18
NOTE: Read the entire instruction manual before starting the
installation.
Installation Instructions

TABLE OF CONTENTS

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . .
MODEL NUMBER NOMENCLATURE . . . . . . . . . . . . . . . .
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Summary of Contents for Carrier 40MBxC Series

  • Page 1: Table Of Contents

    40MB*C Cassette Ductless Split System Sizes 09 o Installation Instructions TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS ......MODEL NUMBER NOMENCLATURE .

  • Page 3: Model Number Nomenclature

    If used as MULTI unit, please refer to the Installation & operation manuals packed with outdoor unit. Model Numbers Volt- Ph @ Indoor Model Unit Tons Unit Btuh 60Hz Number 0.75 9,000 208/230-1 40MBQB09C--3 12,000 208/230-1 40MBQB12C--3 18,000 208/230-1 40MBQB18C--3 Digit 12 indicates voltage 1 = 115/l/60 3 = 208-230-1-60Hz...

  • Page 4: Precautions

    PRECAUTIONS Keep this manual where the operator can easily find . Install at a strong and firm location which is able to withstand the set' s weight. Read this manual thoroughly a ttentively before starting up the units. If the strength is not enough or installation is not properly done, the set will drop and may to cause injury.

  • Page 5: Installation Information

    If the refrigerant leaks during installation, ventilate the area There are inflammable materials or ga immediately. There is acid or alkaline liquid evaporating. Toxic gas may be produced if the refrigerant comes into the area contacting with fire. Other hazardous pecial conditions.

  • Page 6: Accessories

    ACCESSORIES For the following items, take special care during construction and check after installation is finished Check if the following accessories are included with your unit. Tick when checked 1X+1X Is the indoor unit fixed firmly? The unit may drop,vibrate or make noise. Is the gas leak test finished? It may result in insufficient cooling or heating.

  • Page 7: Indoor Unit Installation

    INDOOR UNIT INSTALLATION Selecting installation site When the conditions in the ceiling are exceeding 86 F 30 C and a relative humidity of 80%, or when fresh air is inducted into the ceiling, 39.4in /1000 39.4in /1000 an additional insulation is required (minimum 0.4in /10mm thickness, polyethylene foam).

  • Page 8: Preparations Before Installation

    Make the ceiling opening needed for installation where Preparations before installation applicable.(For existing ceilings.) Relation of ceiling opening to unit and suspension bolt - Create the ceiling opening required for installation.From the position. side of the opening to the casing outlet, install i mplement the refrigerant and drain piping and wiring for remote controller...
  • Page 9 4) Check if the unit is horizontally levelled. Install the indoor unit - Do not install the unit tilted. The indoor unit is equipped with a built-in drain pump and float switch. (If the unit is tilted against When installing optional accessories, read the installation the direction of the condensate flow (the drain piping side is manual the optional accessories.

  • Page 10: Outdoor Unit Installation

    Figure of body size OUTDOOR UNIT INSTALLATION Precautions for selecting the location 1) Choose a place solid enough to bear the weight and vibration of the unit, where the operation noise will not be amplified. 2) Choose a location where the hot air discharged from the unit or the operation noise will not cause a nuisance to the neighbors of the user.
  • Page 11 2.4 Outdoor unit installation 2.3 Installation guidelines Where a wall or other obstacle is in the path of outdoor unit's 1) Installing outdoor unit inlet or outlet airflow, follow the installation guidelines below. When installing the outdoor unit, refer to "Precautions for For any of the below installation patterns, the wall height on the selecting the location"...

  • Page 12: Install The Refrigerant Pipe

    INSTALL THE REFRIGERANT PIPE 3.1 Flaring the pipe end 1) Cut the pipe end with a pipe cutter. All field piping must be provided by a licensed refrigeration 2) Remove burrs with the cut surface facing downward so that the technician and must comply with the relevant local and chips do not enter the pipe.
  • Page 13 Purging air and checking gas leakage Pipe length Up to 49.2ft More than 49.2ft When piping work is completed, it is necessary to purge the Run time Not less than 10 min Not less than 15min air and check for gas leakage. *2.

  • Page 14: Connect The Drain Pipe

    CONNECT THE DRAIN PIPE 2) Be sure to insulate both the gas and liquid piping. Use separate thermal insulation pipes for gas and liquid 4.1 Installation of drain piping refrigerant pipes. See the figure below. Install the drain piping as shown in figure below and take measures against condensation.

  • Page 15: Electric Wiring Work

    4.4 Testing of drain piping 4.3 How to perform piping After the piping work is finished, check if drainage flows smoothy. Add approximately 1L of water gradually through the air discharge 1~1.5m 300/11.8in outlet. 3~5ft Method of adding water (see the figure below) 4.2in 2.6in Unit: mm...
  • Page 16 How to connect wiring Remove the control box lid of the indoor unit. Remove the cover of the outdoor unit. Follow the "Wiring diagram label" attached to the indoor unit's control box lid to wire the outdoor unit, indoor unit and the remote controller. Securely fix the wires with a field supplied c mp.

  • Page 17: Installation Of The Decoration Panel

    INSTALLATION OF THE DECORATION PANEL - After installing the decoration panel, ensure that there is no space between the unit body and decoration panel. Detach the intake grille. Otherwise air may leak through the gap and cause dewdrop. - Slide the 2 grille hooks toward the middle of the decoration (See figure below) panel.

  • Page 18: Test Operation

    Close the intake grille, and close the 2 grille hooks. TEST OPERATION Make sure the control box lids are closed on the indoor and outdoor units. Refer to ''For the following items, take special care during construction and check after installation is finished'' on page 2. After finishing the construction of refrigerant piping, drain piping, and electric wiring, conduct test operation accordingly to protect the unit.
  • Page 19 Catalog No: 40MBC-01SI Copyright 2014 Carrier Corporation S 7310 W. Morris St. S Indianapolis, IN 46231 11/14 Replaces: New Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

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