Midea RM12D Installation instructions

Thank you for purchasing the remote controller.
This manual describes the safety precaution requirement of using this product.
Remote Controller
RM12D
INSTALLATION AND OWNER’S MANUAL

Thank you for purchasing this Kaysun remote controller. Carefully read this OPERATION AND INSTALLATION
MANUAL before using the controller. It will tell you how to use the controller properly and help you if any trouble
occurs. After reading the manual, please keep it for future reference.

Contents
Installation ...................................................................................................................................1
1. Installation Precautions ....................................................................................................1
2. Installation Accessories....................................................................................................2
3. Dimensions of Remote Controller and Bracket ................................................................2
4. Installation and Fixing.......................................................................................................3
5. Replace the Batteries.......................................................................................................4
Operating the Remote Controller.................................................................................................5
1. Using Precautions ............................................................................................................5
2. Model and Key Parameters..............................................................................................6
3. Button Names and Functions...........................................................................................7
4. Name and Function on Display Screen............................................................................9
5. Operating Methods ........................................................................................................10
5.1 On/Off Operations ..................................................................................................10
5.2 Mode and Temperature Operations........................................................................10
5.3 Fan Speed Operations ...........................................................................................11
5.4 Fan Direction Operations .......................................................................................12
5.5 Swing Operation.....................................................................................................12
5.6 IDU Display Operations..........................................................................................13
5.7 Silent Mode Operation............................................................................................14
5.8 ECO Operations.....................................................................................................14
5.9 Follow Me Operations ............................................................................................15
5.10 Timer On/Off Operations ......................................................................................15
5.11 Button Lock Operations ........................................................................................16
Field Settings.............................................................................................................................17
1. Indoor Unit Address Query and Setting..........................................................................17
2. Parameter Conguration for Remote Controller ................................................................18

1
Installation
1. Installation Precautions
Meaning of Caution Symbols
Precautions in handling remote controller
• Direct the transmitting part of the remote controller to the receiving part of the air
conditioner.
• If something blocks the transmitting and receiving path of the indoor unit and the
remote controller as curtains, it will not operate.
Installation site
• It is possible that signals will not be received in rooms that have electronic
uorescent lighting. Please consult with the salesman before buying new
uorescent lights.
• If the remote controller operated some other electrical apparatus, move that
machine away or consult your dealer.
• Transmitting distance is approximately 7 m.
• 1 short beeps from the receiver indicates that the transmission is properly done.
• Do not drop or get it wet.
It may get damaged.
• Never press the button of the remote controller with a hard, pointed object.
The remote controller may get damaged.
WARNING
Safety considerations
Please read this "Safety considerations" carefully before installing Controller and be sure to install it correctly. After
completing the installation, make sure the controller operates properly.
Please instruct the customer how to operate the controller and how to perform maintenance.
Information classied as NOTE contains instructions to ensure proper use of the controller.
Failure to observe these instructions properly may result in property damage or personal injury.
• Ensure that nothing interrupts operation of the wireless remote controller.
• Ensure that the signal from the remote controller can easily be transmitted.
• Ensure that the operation display lamp and other indicator lamps can easily be seen.
• Ensure that there is neither a source of light nor a uorescent lamp near the receiver.
• Ensure that the receiver is not exposed to direct sunlight.

2
Installation
2. Installation Accessories
3. Dimensions of Remote Controller and Bracket
• Please check that you have all the following parts.
No. Name Schematic Qty
1Remote controller bracket 1
2Screw lid 1
3Philips head screw (M2.0*4.5) 2
4AAA battery 2
5Remote controller manual 1
47 mm
170 mm
25 mm
Figure 2.1 Dimensions of remote controller
Figure 2.2 Dimensions of remote controller bracket
25 mm
72 mm
89 mm

3
4. Installation and Fixing
Figure 2.3
Installation
1) Use the screws (accessories) to x and secure the remote controller bracket in a stable position (see Figure 2.3);
Make sure you refer to "1. Installation Precautions" to determine the location.
2) Slot the screw lid into the bracket cover on top of the screws (see Figure 2.4);
Figure 2.4
3) Slide the remote controller vertically down into the remote controller bracket (see Figure 2.5).
Figure 2.5

4
1) Slide to move the battery cover at the back of the remote controller in the direction indicated by the arrow (Figure
2.6);
5. Replace the Batteries
Figure 2.6
2) Lift up from the lower left end of the battery cover to open it (see Figure 2.7);
3) Take out the old batteries. Install two new AAA batteries according to the positive and negative polarities indicated
(see Figure 2.8). Close the battery cover.
Figure 2.7
Figure 2.8
Installation

5
Operating the Remote Controller
1. Using Precautions
To gain full advantage of the controller's functions and to avoid malfunction due to mishandling, we recommend that
you read this instruction manual carefully before use.
The precautions described herein are classied as WARNING and CAUTION. They both contain important
information regarding safety. Be sure to observe all precautions without fail.
WARNING
Failure to follow these instructions properly may result in personal injury.
CAUTION
Failure to observe these instructions properly may result in property damage or personal injury, which may
be serious depending on the circumstances.
WARNING
Information classied as NOTE contains instructions to ensure proper use of the controller.
After reading, keep this manual in a convenient place so that you can refer to it whenever necessary. If the controller
is transferred to a new user, be sure also to hand over the manual.
Note that prolonged, direct exposure to cool or warm air from the air conditioner or to air that is too cold or warm can
be harmful to your physical body and health.
• Do not use pesticides, disinfectants and ammable sprays to spray directly on the remote controller as these may
cause the device to become deformed.
• If there is a fault with the remote controller, turn off the remote controller and contact your local agent.
• Remove the dry batteries before cleaning or maintenance of the remote controller. Do not wash the controller with
water.

6
2. Model and Key Parameters
CAUTION
• Do not operate the device with wet hands to prevent water from entering the remote controller and damage the
circuit board.
• Do not use the air conditioner for purposes other than those for which
it is intended. Do not use the air conditioner to cool precision instruments, food, plants, animals or works of art as this
may adversely affect the performance, quality, and/or lifespan of the object concerned.
• Ventilate the area from time to time. Be careful when you use the air conditioner with other heating equipment.
Insufcient ventilation may result in oxygen deciency.
Product Model KI-03 S
Rated Voltage 3.0 V (AAA battery x 2)
Ambient Temperature -5 to 43°C
Ambient Humidity RH ≤ 90%
Operating the Remote Controller

7
Operating the Remote Controller
3. Button Names and Functions
Figure 3.1 External view of remote controller
Later
High

8
Operating the Remote Controller
No. Button Function
1ECO Turn on/off the economic operation
function
2Mode Set operating mode: Auto → Cool →
Heat → Dry → Fan
3Adjust downwards Adjust the temperature setting or
timer (programmed time) downwards
4Display Turn on or off the display of the indoor
unit
5Timer on Set the time to turn on the unit
6Silent Turn on/off the silent function
7Follow me Turn on/off the follow me function
8Auxiliary heater Turn on/off the auxiliary heater
function
9Adjust upwards Adjust the temperature setting or
timer (programmed time) upwards
10 On/off switch Switch on/off the unit
11 Fan speed Fan speed setting
12 Timer off Set the time to turn off the unit
13 Fan direction Adjust the direction of the horizontal
louver
14 Vertical swing Turn on/off the vertical swing function
15 Horizontal swing Turn on/off the horizontal swing
function

9
Operating the Remote Controller
Note:
• The buttons and are not available for rst generation indoor units.
4. Name and Function on Display Screen
Figure 3.2 Display screen of remote controller
No. Name Display Function
1Temperature Displays current temperature setting
2Vertical swing Shows that Vertical Swing is on
3Horizontal swing Shows that Horizontal Swing is on
4Silent mode Shows that Silent is on
5Follow me Shows that Follow Me is on
6Operating mode Displays the current operating mode
7Signal transmission Displays signal sent to the indoor
unit from the remote controller

10
1) Press (see Figure 3.3), and the remote controller displays the icon on its screen. Indoor unit starts to run;
2) Press again. The icon disappears from the display screen of the remote controller, and the indoor unit
stops running.
1) Press (see Figure 3.4). Display screen shows the operating mode;
5. Operating Methods
Figure 3.3
Figure 3.4
8Power-on dis-
play Indicates a unit is turned on
9Fan speed Displays the current fan speed
10 Timer On/Off Displays times to turn on/off the unit
11 Lock Shows that the remote controller
button is locked
12 ECO Shows that ECO function is on
13 Auxiliary heater Shows that auxiliary heater is on
5.1 On/Off Operations
5.2 Mode and Temperature Operations
Operating the Remote Controller

11
Operating the Remote Controller
2) Press each time to change the operating mode according to the order shown in Figure 3.5;
3) In Auto, Cool, Dry or Heat mode, press ▲ and ▼ to adjust the temperature setting. Press ▲ and ▼ to adjust the
temperature by 1°C (default). Long press to change the temperature continuously.
Note:
• Fan speed cannot be adjusted in the Auto and Dry modes.
• Temperature setting cannot be adjusted in the Fan mode.
1) 7 fan speeds: The default in the remote controller is the mode with 7 fan speeds, where the Fan Speed will be
adjusted in turn as shown in Figure 3.7;
2) 3 fan speeds: Fan Speed will be adjusted in turn as shown in Figure 3.8.
Note: the default fan speed is 7 fan speeds, please refer to Field Setting to adjust the default fan speed.
In Cool, Heat or Fan mode, press to set the operating fan speed (see Figure 3.6).
Auto Cool Heat Dry Fan
Figure 3.5
Figure 3.6
Figure 3.7
Figure 3.8
Auto
Auto Low Mid High
Speed 1 Speed 3 Speed 4 Speed 5 Speed 6 Speed 7 High
5.3 Fan Speed Operations
Speed 2

12
Press to adjust the direction of the vertical louver (see Figure 3.9).
1) For second generation indoor units, there are 5 swing angles, and the vertical louver swings by a particular angle
each time the button is pressed (see Figure 3.10);
2) For rst generation of indoor units, the vertical louver will swing by about 6 degrees each time the button is pressed.
Note:
1) Vertical Swing
When the unit is on. Press (see Figure 3.11). Start the vertical swing function, and the icon will light up,
and signal is sent to the indoor unit;
• Only valid for indoor units with vertical louvers.
• When the unit is off, the button is invalid. When the unit is turned off, the remote controller automatically turns
off the vertical louver direction function.
Figure 3.9
Figure 3.10
Figure 3.11
5.5 Swing Operation
5.4 Fan Direction Operations
Operating the Remote Controller

13
Operating the Remote Controller
When the vertical swing is on, press to turn off this function.
Note:
When the horizontal swing is on, press to turn off the horizontal swing function.
The Display function is used to control the on/off state of the display in the indoor unit.
1) When the remote controller is in on or off state, press (see Figure 3.13), and the display of the indoor unit
lights up;
Note:
• When the unit is turned off, the button is invalid.
• Each time the horizontal swing signal is sent, the icon keeps lighting up for 15s and then disappears. The indoor unit
remains horizontal swing operation.
• When the unit is turned off, the button is invalid.
• Each time the vertical swing signal is sent, the icon keeps lighting up for 15s and then disappears. The indoor unit
remains vertical swing operation.
2) Horizontal Swing
When the unit unit is on. Press (see Figure 3.12). Start the horizontal swing function, and will light up, and
signal is sent to the indoor unit;
Figure 3.12
Figure 3.13
5.6 IDU Display Operations

14
2) When the display of the indoor unit lights up, press to turn off the light.
The Silent function is used by the remote controller to send the "Silent" signal to the indoor unit. The indoor unit
automatically optimizes the noise it generates when it is in the "Silent" mode.
1) When the unit is in the Cool or Heat mode, press (see Figure 3.14) to start the Silent function. Screen displays
the icon;
2) In Silent mode, press to turn off the Silent function, and the icon will disappear.
Note:
• Once it has been running for 8 hours, will no longer light up, and the unit will exit the Silent mode.
• The Silent and ECO functions cannot be implemented at the same time.
The remote controller can send the ECO signal to the indoor unit when the unit is operating in Cool or Heat mode.
1) Press (see Figure 3.15) to send the ECO signal to the indoor unit. The icon is displayed;
2) Then press , or to exit the ECO function. The icon disappears.
Figure 3.14
Figure 3.15
5.8 ECO Operations
5.7 Silent Mode Operation
Operating the Remote Controller

15
Operating the Remote Controller
Note:
• In cooling mode, when ECO is set up, the Fan Speed is forced to Auto and the temperature is 26°C; in heating
mode, when ECO is set up, the Fan Speed is forced to Auto and the temperature does not change.
1) When the unit is in the Cool, Heat or Auto mode, press to start the Follow Me function. The screen will display
the icon (see Figure 3.16);
2) The remote controller will send the ambient temperature of the remote controller surroundings to the indoor unit
every 3 minutes;
3) When the Follow Me function is on, press to turn off this function, and the icon will disappear from the
display.
• Once it has been running for 8 hours, will no longer light up, and the unit will exit the ECO mode.
• The Silent and ECO functions cannot be implemented at the same time.
5.9 Follow Me Operations
Figure 3.16
Figure 3.17
5.10 Timer On/Off Operations
"Timer" is used to set the timed on/off state of indoor unit.
1) Timer On Operation:
Press (see Figure 3.17), and the remote controller will display "Timer On", and "0.0h Later On" will appear in
the timer area. Adjust the Timer On settings now;

16
 Press or ▲, ▼ to adjust the timer settings;
Once the adjustment is done, the timer information is sent to the indoor unit.
 Press or ▲, ▼ to adjust the timer settings;
Once the adjustment is done, the timer information is sent to the indoor unit.
2) Timer Off Operation:
Press (see Figure 3.18), and the remote controller will display "Timer Off", and "0.0h Later Off" will appear in
timer area. Adjust the Timer Off settings now;
Note:
• Long press the timer adjustment buttons to adjust the time in units of 0.5 hours. If the adjustment exceeds 10 hours,
the changes will be in units of 1 hour, and the maximum time setting is 24 hours.
• Adjust the Timer On or Timer Off to 0.0h to cancel the Timer On or Timer Off settings.
Figure 3.18
Operating the Remote Controller
• When the Timer settings have been completed, there may be a ±15 minutes time difference when the buttons for
adjustment, mode, fan speed and ECO are pressed again.
• The Timer On and Timer Off settings can be set at the same time.
Once the buttons on the remote controllers are locked, all the other button operations except for Unlock and IDU
Address Setting are invalid.
1) Press and at the same time to lock the button (see Figure 3.19), and the screen will display the lock icon
;
2) Press and at the same time, and the lock icon will disappear. Button is unlocked.
5.11 Button Lock Operations
Figure 3.19

17
Long press the buttons for + + at the same time for 8 seconds (see Figure 4.1) to go to the page to set
the address of the indoor unit. Long press the same buttons again for 8 seconds or press to exit.
1) Indoor Unit Address Query:
Once in the address setting page, press the button to enter the Send page. In Send page, press the mode
button to send the query command (see Figure 4.2), and the indoor unit display will show the IDU's current address.
1. Indoor Unit Address Query and Setting
Figure 4.2
Figure 4.1
Field Settings