Carrier KJR120 User manual

INSTALLATION&
OWNER’ S MANUAL
Thank you very much for purchasing our air conditioner,
Before using your air conditoner, please read this manual carefully and keep it for future reference.

●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.

CONTENTS
1. SAFETY PRECAUTIONS......................................................................... 1
2. INSTALLATION ACCESSORY.................................................................. 2
3. INSTALLATION METHOD.........................................................................4
4. WIRING DIAGRAM BETWEEN WIRE CONTROLLER AND AIR
CONDITIONER......................................................................................... 7
5. SPECIFICATION....................................................................................... 8
6. NAME ON THE LCD OF THE WIRE CONTROLLER............................. 9
7. NAME OF BUTTON ON THE WIRE CONTROLLER............................... 10
8. PREPARATORY OPERATION..................................................................12
9. OPERATION..............................................................................................13
10. TIMER FUNCTIONS................................................................................18
11. WEEKLY TIMER......................................................................................21
12. FAULT ALARM HANDING.......................................................................28
13.TECHNICAL INDICATION AND REQUIREMENT ...................................28

1
 Read the safety precautions carefully before installing the unit.
 Stated below are important safety issues that must be obeyed.
Means improper handling may lead to personal death or severe injury.
Means improper handling may lead to personal injury or property loss.
WARNING
CAUTION
Please entrust the distributor or professionals to install the unit.
Installation by other persons may lead to imperfect installation, lectric shock or re.
Adhere to this installation manual.
Imporper installation may lead to electric shock or re.
Reinstallation must be performed by professionals.
improper installation may lead to electric shock or re.
WARNING
Do not install the unit in a place vulnerable to leakage of ammable gases.Once
ammable gases are leaked and left around the wire controller, re may occure.
Do not operate with wet hands or let water enter the wire controller. Otherwise,
electric shock may occur.
The wiring should adapt to the wire controller current. Otherwise, electric leakage or
heating may occur and result in re.
The specied cables shall be applied in the wiring. No external force may be applied
to the terminal. Otherwise, wire cut and heating may occur and result in re.
NOTE
Do not uninstall the unit randomly.
Random uninstalling may lead to abnormal operation, heating or re of the air condition.
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1. SAFETY PRECAUTIONS

2
2. INSTALLATION ACCESSORY
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3
4
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5
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4 1
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Don’t install at the place where cover with heavy oil, vapor or sulfureted gas,
otherwise, this product would be deformed that would lead to system malfunction.
Select the installation location
Preparation before installation
1. Please conrm that all the following parts you have been supply.
2. Please led install the following accessory.
Wire controller
1
Battery
No.
No.
Name
Name
Qty.
Qty.
Remark
Remark
Electric cabinet Universal electric cabinet’s specication.
Pre-embed it into wall.
Pre-embed into wall, the longest length should
not exceeding than 15m.
For install Cruciform slot screw.
For unscrew the bottom cover of wire controller.
Wire congured tube
(insulated sheath)
Phillips screwdriver
Slotted head screwdriver
Cruciform slot screw M4×25
Installation and owner’s manual
This accessory is used when install the
wire controller inside the electric cabinet
Plastic bolt
The connective wires group(on
some models)
2

3
2. INSTALLATION ACCESSORY
Precaution of install the wire controller
1. This manual provides the installation method of wire controller. Please refer to the
wiring diagram of this installation manual to wire the wire controller with indoor unit.
2. The wire controller working in low voltage loop circuit. Forbid to directly contact the
cable of 220Vcommercial electricity or of 380V high voltage, and don’t wire this kind
of wire in the said loop; wiring clearance between congured tubes should at the
range of 300~500 or above.
3. The Shielded wire of the wire controller must be grounded reliable.
4. Upon nish the wire controller connection, do not employed tramegger to detect the
insulation.
5. The connective cable of wire controller should not be longer than 20 meters.

3. INSTALLATION METHOD
4
Fig 3-2
1. Connect the female joint of wires group from the mainboard with the male joint of
connective wires group. (See Fig.3-1)
2. Please connect the other side of connective wires group with the male joint of wires
group leads from wire controller. (See Fig.3-1)
3. Take o the cover of wire controller at the bottom with the screwdriver. (See Fig.3-2)
Installation diagram
Fig 3-1
Mainboard
Connective wires (accessory)

5
Put the battery into the installationsite and make sure the positive side of
the battery is in accordance with the positive side of installationsite.(See
Fig.3-3)
4.
Fig 3-3
3. INSTALLATION METHOD
Fig 3-4

6
NOTE
5. Adjust the length of two plastic bolts base on the length of through out from standard
electric cabinet to the wall. Conrm the two bolts xing in the cabinet are in the same
length and vertical to the wall surface.
6. Fix the bottom cover to the electric cabinet by the accessory slotted head screws.
Conrm the bottom cover is parallel to wall surface.And then reinstall the bottom
cover to centralized controller. (See g 3-4)
Over tighten the screw would cause rear cover deformed and LCD damage.
When installation, please maintain the screws and wire controller at the same height
level without deformed.
When installation, please reserve a certain length of wire controller connective cable
for future maintenance to take o the wire controller.
3. INSTALLATION METHOD

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4 . WIRING DIAGRAM BETWEEN WIRE CONTROLLER AND AIR
CONDITIONER
1. Wiring diagram of wire controller connects with indoor unit (See g 4-1)
Fig 4-1
Indoor unit
electric cabinet
Mainboard
Insert of the electric
mainboard CN40
Shielded 4-core cable
The rear side of
wire controller

5. SPECIFICATION
DC 5V/DC 12V
-5~43℃(23~110℉)
RH40%~RH90%
Input voltage
Ambient temperature
Ambient humidity
All the pictures in this manual are for explanation purpose only.
Your wire controller may be slightly dierent .The actual shape
shall prevail.
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6. NAME ON THE LCD OF THE WIRE CONTROLLER
1 Operation mode indication
2 Fan speed indication
3 Left-right swing indication
4 Up-down swing indication
5 Faceplate function indication
6 Main unit and secondary unit indication
7 Follow me function indication
12345 7
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10
11
12
13
15 14
8 PTC function indication
9 C° / F° indication
10 Temperature display
11 Lock indication
12 Room temperature indication
13 Clock display
14 On/O timer
15 Timer display
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7. NAME OF THE BUTTON ON THE WIRE CONTROLLER
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2
3
4
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10 11
12
13
10
swing swing

1 Power Button
2 Mode(A/B) Button
3 Adjust Button
4 Fan speed Button
5 Up-down Airow Direction and Swing Button
6 Left-right Airow Swing Button
7 Follow me(PTC) Button
8 Timer Button
9 Day o(Del) Button
10 Conrm Button
11 Back Button
12 Copy Button
13 Infrared remote receiver (on some models)
7. NAME OF THE BUTTON ON THE WIRE CONTROLLER
11

8. PREPARATORY OPERATION
Press the Timer button for 3 seconds or more.
The timer display will ash.
Press the button “+” or“-” to set the current time.
Press repeatedly to adjust the current time in 1-minute increments.
Press and hold to adjust the current time continuous.
ex.Monday AM 11:20
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2
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Press the button “ + ” or “ - ” to set the date. The selected
date will ash.
The date setting is nished and the time setting is prepared after pressing
Timer button or there is no pressing button in 10 seconds.
The setting is done after pressing Timer button or there is no
pressing button in 10 seconds.
Set the current day and time
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9. OPERATION
To start/stop operation
Press the Power button.
Operation lamp
Air conditioner ON :Lit brightly
Air conditioner OFF:Not lit
To set the operation mode
Press the Mode button to set the operation mode.
(Heat function is invalid for cool only type unit)
Room temperature setting
Press the button“ + ”or “ - ” to set the room temperature.
Indoor Setting Temperature Range :
17~30℃(62~86℉)
Lower Rise
Operation mode setting
13

9. OPERATION
Fan speed setting
Press the Fan speed button to set the fan speed.
(This button is unavailable when in the mode of Auto or Dry)
Room temperature sensor selection
Indoor Unit
Press the Follow me/PTC button to select whether
the room temperature is detected at the indoor
unit or the wire controller.
When the Follow me function indication appears,the
room temperature is detected at the wire controller.
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9. OPERATION
Child lock function
Press and hold “+” and “-” buttons together for 3 seconds
or more to activate the child lock function and lock all buttons
on the wire controller.
Press the buttons again for 3 seconds or more to deactivate
the child lock function.
When the child lock function is activated,the mark appears.
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PTC function (on some models)
Press the Follow me/PTC button for 2 seconds or more to activate the
PTC function,when the unit is under the Heat mode.
Press the buttons again for 2 seconds or more to deactivate the PTC
function.
When the PTC function is activated,the mark appears.
°C & °F scale selection (on some models)
Press and hold and buttons together
for 3 seconds will alternate the temperature display
between the
℃&℉ scale.

9. OPERATION
Faceplate function (on some models)
1.When the unit is o，Press the Mode(A/B) button long to activate the
faceplate function.The mark will ash.
3. Press the button “+” and “-” to control the lift and drop of the faceplate.
Pressing the “+” button can stop the faceplate,while it is dropping.
Pressing the “-” button can stop the faceplate,while it is lifting.
The F2 mark appears when
the faceplate is adjusted.
Left-right airflow swing (on some models)
Press the button to activate the auto Left-right swing feature of the louver.
And then the louver would swing automatically.Press it again to stop.
When the auto Left-right swing feature of the louver is activated,the mark appears.
16
A B
2. Push the Mode(A/B) button to select Unit A or Unit B, the wire controller select in a
sequence that goes from(this step do not need to perform if the wire controller is
connected with one unit only):

9. OPERATION
Up-Down airflow direction and swing (on some models)
Use button to adjust the Up-down airow direction.
1.When press the button once and quickly ,the Up-down airow direction setting
feature of the louver is activated.The moving angle of the louver is 6° for each
press.Keep pressing the button to move the louver to the desired position.
2.If press the button long,the auto Up-down swing feature of the louver is activated.
The louver would swing automatically.Press it again to stop.
When the auto Up-down swing feature of the louver is activated,the mark appears.
The operation can refer to the following instructions for the unit with four Up-down
louvers can be operated individually.
-0 -1 -2 -3 -4
1.Press the button to activate the Up-down adjusting louver function.
The mark will ash.
3.Pressing the button “+” and “-” can select the movement of four louvers.Each time
you push the button,the wire controller select in a sequence that goes from:(the icon
means the four louvers move at the same time.)
4. And then use button to adjust the Up-down airow direction of the selected
louver .
-0
17
A B
2. Push the Mode(A/B) button to select Unit A or Unit B, the wire controller select in a
sequence that goes from(this step do not need to perform if the wire controller is
connected with one unit only):