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This installation manual describes how to install the MA Remote Controller for use with Mitsubishi Building Air Conditioning System, direct 
expansion type CITY MULTI air conditioner indoor units (“-A” type and later), and Mitsubishi Mr. SLIM packaged air conditioners. 
Please be sure to read this installation manual and the files on the CD-ROM that is supplied with the Remote Controller before proceeding 
with the installation. Failure to follow the instructions may result in equipment damage.
For information not contained in this booklet, please refer to the files on the CD-ROM that is supplied with the Remote Controller.
If the files are not readable, please contact your dealer.
For information on how to wire and install the air conditioning units, refer to the installation manual. 
After the installation, hand over this manual to users.

1. Safety Precautions

• Thoroughly read the following safety precautions prior to installation.
• Observe these precautions carefully to ensure safety.

• After reading this manual, pass it on to the end user to retain for future reference.
• Keep this manual for future reference and refer to it as necessary. This manual should be made available to those who repair or relocate 

the controller. Make sure that the manual is passed on to any future users.

 WARNING

 CAUTION

 WARNING

Indicates a risk of death or serious injury.

 CAUTION

Indicates a risk of serious injury or structural damage.

 

General precautions

WT08394X01

GB

CITY MULTI Control System
and Mitsubishi Mr. SLIM Air Conditioners 

MA Remote Controller     PAR-33MAA

Installation Manual 

For distribution to dealers and contractors

<ORIGINAL>

All electric work must be performed by qualified personnel.

Do not install the unit in a place where large amounts of oil, steam, 
organic solvents, or corrosive gases, such as sulfuric gas, are present 
or where acidic/alkaline solutions or sprays are used frequently. These 
substances can compromise the performance of the unit or cause 
certain components of the unit to corrode, which can result in electric 
shock, malfunctions, smoke, or fire.

To reduce the risk of shorting, current leakage, electric shock, 
malfunctions, smoke, or fire, do not wash the controller with water 
or any other liquid.

To reduce the risk of electric shock, malfunctions, smoke or fire, do 
not operate the switches/buttons or touch other electrical parts with 
wet hands.

To reduce the risk of injury or electric shock, before spraying a 
chemical around the controller, stop the operation and cover the 
controller.

To reduce the risk of injury or electric shock, stop the operation and 
switch off the power supply before cleaning, maintaining, or inspecting 
the controller.

Properly install all required covers to keep moisture and dust out of the 
controller. Dust accumulation and water can cause electric shock, 
smoke, or fire.

To reduce the risk of injury, keep children away while installing, 
inspecting, or repairing the controller.

To reduce the risk of fire or explosion, do not place flammable 
materials or use flammable sprays around the controller.

To reduce the risk of damage to the controller, do not directly spray 
insecticide or other flammable sprays on the controller.

To reduce the risk of electric shock or malfunctions, do not touch 
the touch panel, switches, or buttons with a pointy or sharp object.

To reduce the risk of injury and electric shock, avoid contact with 
sharp edges of certain parts.

To avoid injury from broken glass, do not apply excessive force on the 
glass parts.

To reduce the risk of injury, wear protective gear when working on the
controller.

WT08394X01_GB_A5.book  1 ページ  2016年9月26日 月曜日 午後7時14分

Summary of Contents for PAR-32MAA

Page 1: ...sonnel Do not install the unit in a place where large amounts of oil steam organic solvents or corrosive gases such as sulfuric gas are present or where acidic alkaline solutions or sprays are used frequently These substances can compromise the performance of the unit or cause certain components of the unit to corrode which can result in electric shock malfunctions smoke or fire To reduce the risk...

Page 2: ...risk of electric shock shorting or malfunctions keep wire pieces and sheath shavings out of the terminal block To reduce the risk of shorting current leakage electric shock or malfunctions keep the cables out of contact with controller edges To reduce the risk of electric shock malfunctions or fire seal the gap between the cables and cable access holes with putty The controller should be repaired ...

Page 3: ...e unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance Do not install the controller on the control panel door Vibrations or shocks to the controller may damage the controller or cause the controller to fall Hold the cables in place with clamps...

Page 4: ...ck3 Professional version recommended Required software Windows8 Adobe Reader 11 0 2 or later Windows Reader installed by default in Windows8 cannot be used Windows7 Adobe Reader 10 1 0 or later Windows XP and Windows Vista Adobe Reader 8 1 3 or later Software to view PDF files Windows Windows XP Windows Vista Windows7 and Windows8 are registered trade marks of Microsoft Corporation Adobe Reader an...

Page 5: ...nstall the remote controller where no wires are routed around the temperature sensor on the controller If wires are routed the sensor cannot measure accurate indoor temperature Parts name Qty Notes Double switch box 1 Not required for direct wall installation Thin metal conduit Necessary Lock nut and bushing Necessary Cable cover Necessary Required for routing remote controller cable along a wall ...

Page 6: ...troller cable access hole at the connection of switch box and conduit tube with putty 3 Prepare the bottom case of the remote controller Direct wall installation Seal the hole through which the cable is threaded with putty To reduce the risk of electric shock malfunctions or fire seal the gap between the cables and cable access holes with putty Wall Conduit tube Locknut Switch box Seal the gap wit...

Page 7: ... cutout hole will be used to thread the remote controller cable through after the cable is threaded through the groove on the back of the bottom case Place the top case onto the front cover 7 Route the wire to the top case Connect the connector on the bottom case to the connector on the top case Installation using a switch box Direct wall installation Seal the cable access hole with putty Double s...

Page 8: ... a Plate service tool into either of the two latches at the bottom of the remote controller and move it in the direction of the arrow as shown in the figure at right Hold the cables in place with clamps to prevent undue force from being applied to the terminal block and causing cable breakage Important Clamp Insert the wire When attaching the cover and the top casing to the bottom casing push it u...

Page 9: ...sheet on the operation interface prior to use 3 Installing the cover and top case Two mounting tabs are at the top of the top case Hook those two tabs onto the bottom case and click the top case into place Install the cover on the top case in the same way as with the top case Check that the top case is securely installed and not lifted Note When temperature changes rapidly the temperature may not ...

Page 10: ... Cursor Page Main menu Vane Louver Vent Lossnay High power Timer Weekly timer OU silent mode Page Cursor Move the cursor to the desired function with the F1 and F2 buttons and press the SELECT button to go to the next page Password may be required The function of the MENU SELECT and RETURN buttons will appear on the setting screens Button function guide will appear at the bottom of the screens Pre...

Page 11: ... be displayed Refer to section 11 8 Select a desired language The system will not start up without language selection Some models of CITY MULTI cannot have more than one remote controller connected Refer to relevant documents e g catalogs for usage compatibility Normal start up indicating the percentage of process completion Notes When connecting two remote controllers be sure to designate one as ...

Page 12: ...remote controller display details setting screen and press the F4 button Change to bring up the clock display setting screen Use the F1 through F4 buttons to select Yes display or No non display and its format for the Main display Save the settings with the SELECT button The factory settings are Yes display and 24 h format Clock display Yes Time is displayed on the Main display No Time is not disp...

Page 13: ...and set each number 0 through 9 with the F3 or F4 button 2 Press the SELECT button Note The initial administrator password is 0000 Change the default password as necessary to prevent unauthorized access Have the password available for those who need it Note If you forget your administrator password you can initialize the password to the default password 0000 by pressing and holding the F1 and F2 b...

Page 14: ...tart day of the week week number and month for daylight saving time Start time Set the start time for daylight saving time Forward to Set the time when the clock is to be set forward to at the start time above Date End 2nd page Set the end day of the week week number and month for daylight saving time End time 2nd page Set the end time for daylight saving time Backward to 2nd page Set the time whe...

Page 15: ...an be made from the Maintenance Information screen Registering model names and serial numbers Enter the model names and serial numbers of outdoor and indoor units The information entered will appear on the Error information screen Model names can have up to 18 characters and the serial numbers can have up to 8 characters Registering dealer information Enter phone number of a dealer The entered inf...

Page 16: ... hours 1 Set 1 2 3 4 or All for the Unit number These settings apply to each indoor unit If 1 2 3 or 4 is set for the Unit number the settings apply only to the specified indoor unit regardless of the number of connected indoor units one through four units If ALL is set for the Unit number the settings apply to all the connected indoor units regardless of the number of connected indoor units one t...

Page 17: ... 2 Other options in the Check menu Mr Slim only The following options are also available on the Mr Slim units in the Check menu Deleting the error history To delete the error history press the F4 button Delete on the screen that shows error history A confirmation screen will appear asking if you want to delete the error history Press the F4 button OK to delete the history Refrigerant volume check ...

Page 18: ...layed remote controller check will end and the remote controller will automatically reboot itself Resetting the error history 1 Press the F4 button Reset on the screen that shows the error history A confirmation screen will appear asking if you want to delete the error history 2 Press the F4 button OK to delete the error history If deletion fails Request rejected will appear and Unit not exist wil...

Page 19: ......

Page 20: ...ased on the following EU regulations Restriction of Hazardous Substances 2011 65 EU Electromagnetic Compatibility Directive 2014 30 EU HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN MANUFACTURER MITSUBISHI ELECTRIC CORPORATION Air conditioning Refrigeration Systems Works 5 66 Tebira 6 Chome Wakayama city 640 8686 Japan ...

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