Mitsubishi Electric Owners Manual - 1 
From inside (document excerpt):
GB WT04465X01 CAUTION Do not tighten the screws too tight. Doing so may deform or crack the lower cover. NOTE: – Choose a flat plane for installation. – Fasten the switch box at more than two places when installing directly on the wall. – When reinstalling on the wall, fasten securely using anchors. 5. Connect the remote control cord to the remote controller terminal block. To indoor unit MA remote controller or A controll terminal block There is no polarity.
AB 6 Function Selection Item 2 Language setting to display (1) Operation function limit setting (operation lock) ( “LOCKING FUNCTION “) (2) Use of automatic mode setting ( “SELECT AUTO MODE “) (3) Temperature range limit setting ( “LIMIT TEMP FUNCTION “) (1) Remote controller main/sub setting ( “CONTROLLER MAIN/SUB “) Item 3 (Setting content) · Display in multiple languages is possible. CITY MULTI Control System and Mitsubishi Mr. SLIM Air Conditioners (1) Function selection of remote controller The setting of the following remote controller functions can be changed using the remote controller function selection mode. Change the setting when needed. Item 1 1. Change Language ( “CHANGE LANGUAGE “) 2. Function limit ( “FUNCTION SELECTION “) 3. Mode selection ( “MODE SELECTION “) MA Deluxe Remote Controller Installation Manual PAR-21MAA [Procedure] (Set only when change is necessary.) 1 Check the set contents of each mode. When the set contents of a mode were changed by function selection, the functions of that mode also change. Check the set contents as described in steps 2 to 7 and change the setting based on the entries in the Table 1 check field. For the factory settings, refer to the indoor unit installation manual. 2 Set the remote controller to Off. 3 Set the outdoor unit refrigerant address No. Press and hold down the A [FILTER] and B [TEST] buttons at When the C [ CLOCK ( ) and ( )] buttons are pressed, the refrigerant the same time for two seconds or longer. address No. decreases and increases between 00 and 15. Set it to the “FUNCTION SELECTION ” blinks for a while, then the remote conrefrigerant address No. whose function you want to select. troller display changes to the display shown below. (This step is unnecessary for single refrigerant system.) Refrigerant address display To connect the remote control cord, peel 6mm of coating. This instruction manual describes how to install the MA Remote Controller for 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 read this manual thoroughly and install the remote controller accordingly. 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. CAUTION Do not use crimp terminals to connect to remote controller terminal blocks. The terminals may contact the board and cause trouble or contact the cover and damage the cover. 1 Safety Precautions G Read these Safety Precautions and perform installation work accordingly. G The following two symbols are used to dangers that may be caused by incorrect use and their degree: CAUTION Prevent remote cord chips from getting into the remote controller. Electric shock or malfunction may result. 6. Wiring hole for installing directly on the wall (or open wiring) · Cut off the shaded area from the upper cover using a knife, nippers, etc. · Take out the remote control cord connected to the terminal block via this portion. Install the cover to the remote controller. To remove the cover, insert a minus screwdriver into one of the open slots, and move it in the direction of the arrow shown in the figure. · Setting the range of operation limit (operation lock) · Setting the use or non-use of “automatic ” operation mode · Setting the temperature adjustable range (maximum, minimum) · Selecting main or sub remote controller * When two remote controllers are connected to one group, one controller must be set to sub. · Setting the use or non-use of clock function (2) Use of clock setting ( “CLOCK “) · Setting the timer type (3) Timer function setting ( “WEEKLY TIMER “) ·