Midea KJR-12B/DP(T) User manual

OWNER’S MANUAL
Wire Controller of Air Conditioner
IMPORTANT NOTE:
Thank you very much for purchasing our product.
Before using your unit, please read this manual carefully and keep it for future
reference.
MODEL: KJR-12B/DP(T)

• This manual gives detailed description of the precautions that should be brought to
your attention during operation.
• In order to ensure correct service of the wired controller please read this manual
carefully before using the unit.
• For convenience of future reference, keep this manual after reading it.
• The wired controller will reset to factory setting with auto mode, auto fan and
24°C(76°F) setting temperature when the air conditioner restarts after power failure.
• And this may cause inconsistent displays on the wired controller and on the air
conditioner. You need to readjust the running status through the wired controller.

CONTENTS
1. SAFETY PRECAUTION
2. SUMMARIZE
3. FUNCTION SUMMARY
4. NAME AND FUNCTION OF INDICATORS
ON THE WIRE CONTROLLER
5. INSTALLATION METHOD.
6. NAME AND OPERATION OF THE BUTTON
ON THE WIRE CONTROLLER
7. USING METHOD
AUTOMATIC OPERATION
COOLING/HEATING/FAN ONLY OPERATION
DRY OPERATION
TIMER SETTING
TIMER ON AND TIMER OFF BOTH
CHANGE TIMER
METHODS OF INDOOR UNIT ADDRESS SETTING AND QUERY
AUTO-RESTART
8. TECHNICAL INDICATION AND REQUIREMENT
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• Identier description
Identier Meaning
Warning Means improper handling may lead to personal injury
or property loss.
Caution Means improper handling may lead to personal death
or severe injury.
[Note]:
1. “Harm” means injury, burn and electric shock which need long-term treatment but
need no hospitalization
2. “Property loss” means loss of properties and materials.
• Icon description
Identier Meaning
It indicates forbidding. The forbidden subject-matter is indicated
in the icon or by images or characters aside.
It indicates compulsory implementation. The compulsory
subject-matter is indicated in the icon or by images or characters
aside.
1. SAFETY PRECAUTIONS
The following contents are stated on the product and the operation manual, including usage,
precautions against personal harm and property loss, and the methods of using the product
correctly and safely. After fully understanding the following contents (identiers and icons),
read the text body and observe the following rules.

2
Warning
Warning
Delegate
installation
Please entrust the distributor or professionals
to install the unit. The installers must have
the relevant know-how. Improper installation
performed by the user without perm ission may
cause re, electric,shock, personal injury or
water leakage.
Usage
Warning
Forbid Do not spray ammable aerosol to the wire controller
directly. Otherwise, re may occur.
Forbid Do not operate with wet hands or let water enter the
wire controller. Otherwise, electric shock may occur.
Usage condition:
1. Power supply: 5V DC.
2. Operation temperature:
-5°C(23°F)~ +43°C(+109°F).
3. Operation humidity: 40%-90%, RH
Main function:
1. Connecting to indoor unit by A, B, C, D, E termina.;
2. Button setting action mode.
3. LCD display.
4. Timer for rest time.
2. SUMMARIZE
3. FUNCTION SUMMARY

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4. NAME AND FUCTION OF INDICATORS ON THE
CONTROLLER
1. Operation mode indication 3. Follow me function
4. ON / OFF indication
5. Fan speed indication
6. Lock
7. Temperature
display zone
2. Timer ON / OFF
1. Operation mode indication:
When press “ MODE “ button, the follow- ing mode can be selected in circle.
Auto → Cool → Dry → Heat → Fan only → Auto.
For cooling only model,heat mode is skipped.
2. Timer:
When adjust setting on time or only on time is set, the “ON” is lighted.
When adjust setting off time or only off time is set , the “OFF” is lighted. If on
and off timer are both set, the”ON” and “OFF”are both lighted.
3. Follow me function:
There is a temperature sensor inside the wire controller, after setting
temperature, it will compare the two temperatures, and the space of wire
controller will be the same as setting temperature. It is available under
cooling, heating, auto mode.

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4. ON/OFF indication:
When it is on, the icon display, otherwise it is extinguished.
5. Fan speed indication:
There are four fan modes: low, middle, high, auto.
For some models, no middle fan then the middle fan is seen as high speed.
6. Lock:
When the “ LOCK “ button is pressed, the icon appear and other buttons is
unable, press again, the icon disappear.
7. Temperature display zone:
Generally it displays setting tempera- ture, it can be adjusted by press
temperature button ▲ and ▼. But in fan mode, no display here.
5. INSTALLATION METHOD
wire controller

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When a wire controller is needed, a small 5-way terminal should be added,x an infrared
emitter with gumwater near the receiver on the switch board. Connect its anode and
cathode to A and B,and +5V, GND, RUN to C, D, E on the switch board.
6. NAME AND OPERATION OF THE BUTTON ON THE
WIRE CONTROLLER
MODE BUTTON
TIMER ON BUTTON
TIMER OFF BUTTON
FOLLOW ME BUTTON
RESET BUTTON
ELECTRICAL HEATER
BUTTON
ON / OFF BUTTON
ADJUST BUTTON ▲
ADJUST BUTTON ▼
SWING BUTTON
SLEEP BUTTON
FAN SPEED BUTTON
LOCK BUTTON














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NOTE
All the pictures in this manual are for explanation purpose only. There may be slightly
different from the wire controller you purchased(depend on model). The actual shape shall
prevail.






MODE BUTTON
TIMER ON BUTTON
TIMER OFF BUTTON
I-FEEL BUTTON
RESET BUTTON
HEATER BUTTON
ON / OFF BUTTON
ADJUST BUTTON ▲
ADJUST BUTTON ▼
SWING BUTTON
SLEEP BUTTON
FAN SPEED BUTTON
LOCK BUTTON








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Mode botton:
When press this botton,the operation mode change as the following sequence:
Remark: For the cooling only model, the heating mode is skipped.
Timer on button:
Press this button, timer on function is active. Then every press, the time increase 0.5h,
after 10h, 1h increasement after each press. If cancel this Function,just set it to “0.0” .
Timer off button:
Press this button, timer off function is active.Then every press, the time increase 0.5h,
after 10h, 1h increasement after each press. If cancel this function, just set it to “0.0” .
Follow me button / I-FEEL button:
When under cool, heat and auto mode, press this button, follow me function is active.
Press again, this function is ineffective.
Auxil heater button/Heater button:
If press this button in heat mode, electri- cal heater function become ineffective(it may be
ineffective for some models).
Reset button(hidden):
Use a 1mm stick to press in the little hole , then the current setting is canceled . The wire
controller enter into original state.
ON/OFF button:
When in off state, press this button, the indicator is on, the wire controller enter into on
state, and send setting information to in door Pcb. When in on state,press this button, the
indicator is off, and send instruction. If timer on or timer off has been set, it cancel this
setting then send instruction to stop the machine.
 Adjust button ▲:
Set indoor temperature up. If press and hold on, it will increase at 1°C(2°F) per
0.5 second.
 Adjust button ▼:
Set indoor temperature down . if press and hold on,it will decrease at 1°C(2°F) per 0.5
second.

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Swing button:
First press, start swing function;second press, stop swing. (Match to some model with
swing function).
 ECO button / Sleep button:
Press this button, the indoor unit operates in economy mode, press again, exit this mode
(it may be ineffective for some models).
 Fan speed button:
Press this button consecutively, the fan speed will circle as follow:
 Lock button(hidden):
When you push the LOCK button, all current settings are locked in and the wire controller
does not accept any operation except that of the LOCK button. Use the lock mode when
you want to prevent setting from being changed accidentally or play fully. Push the LOCK
button again when you want to cancel the LOCK mode.
AUTOMATIC OPERATION
Connect to power,indoor operation lamp ash.
1. Press “MODE” button, select “ AUTO “ ;
2. Press the button “▲” and “▼”, set temperature you want, generally it is among
17°C(62°F)~30°C(88°F);
3. Press “ ON/OFF” button, operation lamp is on, the air-conditioner work in auto
mode, indoor fan is auto, and can not be changed. Auto is displayed on LCD. Press
ON/OFF button again to stop.
4. Economy operation is valid in auto mode.
COOL/HEAT/FAN MODE OPERATION
1. Press “MODE” button, select “COOL” , “HEAT” or “FAN ONLY” mode.
2. Press “TEMP” button to select setting temperature.
Auto Low Middle High
7. USING METHOD

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3. Press “FAN SPEED” button to select high/mid/low/auto.
4. Press “ON/OFF” button, indoor unit operation lamp on, it works in selected mode.
Press “ON/OFF” button again, it stops to work.
Remark: When in fan mode, no temperature can be set.
DRY OPERATION
1. Press “ MODE “ button, select “ DRY “ mode.
2. Press temperature adjust button to select setting temp.
3. Press “ ON/OFF “ button, indoor unit operation lamp on, it works in dry mode. Press
ON/OFF button again, it stops to work.
4. In dry mode, economy operation and fan speed are ineffective.
TIMER SETTING
Timer on only:
1. Press “ TIME ON “ button, it display “TIMER” on LCD, and display “ h “ and “ON” , it
is waiting for timer on setting.
2. Press “ timer “ on button repeatedly to adjust time setting.
3. If press this button and hold on, the time will increase at 0.5h, after 10h, it increase
at 1h.
4. After setting 0.5 second, the wire controller send timer on information, it is nished.
Timer off only:
1. Press “TIME OFF “ button, it display “TIMER” on LCD, and display “ h “ and “OFF”,
it is waiting for timer on setting.
2. Press “TIME OFF” button repeatedly to adjust time setting.
3. If press this button and hold on , the time will increase at 0.5h, after 10h, it increase
at 1h.
4. After setting 0.5 second, the wire controller send timer off information, it is nished.
TIMER ON AND TIMER OFF BOTH
1. Set timer on time as the corresponding step1 and 2.
2. Set timer off time as the corresponding step1 and 2.

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3. Timer off time must be longer than timer on time.
4. 0.5 second after setting, the wire controller send information.the setting is nished.
CHANGE TIMER
If there is a need of changing timer time, press corresponding button to revise it. If
concel timer, change timer time to 0.0.
NOTE
The timer time is relative time,that is delay after setting time
METHODS OF INDOOR UNIT ADDRESS SETTING AND QUERY
1. Long press the “LOCK” key for 5 seconds, enter into the indoor unit address setting
interface;
2. The temperature display area will display the address of the indoor unit
that last time the user adjusted, and represent the address you are going to set,
press “▲”and“▼ can change the address to you want, then press “Fan speed” key
to nish the indoor unit address setting.
3. After enter into the address setting interface, press “MODE” key to query the indoor
unit address.
4. Under the address setting interface, if there is no operation in 10 sec, it will
automatically quit the setting and exit the address setting interface.
WARNING: The non-professional do no operate
AUTO-RESTART
The wired controller has the auto-restart function, each time re-power on, it will a
utomatically display the status before powered off(ON/OFF, Running mode, setting
temperature, fan speed, locked or not), but the wired controller will not send control signal
to the indoor unit again.

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8. TECHNICAL INDICATION AND REQUIREMENT
EMC and EMI comply with the CE
certication requirements.

MD16U-004AW
16117100000921

The design and specications are subject to change without prior notice for product
improvement. Consult with the sales agency or manufacturer for details.