Pioneer TST-MLD-I-WP24 Operating instructions

IMPORTANT NOTICE: Please read this manual carefully before installing or operating your wired remote
controller. Make sure to save this manual for future reference.
Installation &
Owner’s Manual
WIRED REMOTE CONTROLLER
MODEL
TST-MLD-I-WP24
Compatible with:
• RB, CB, UB, FB Fan Coil Units
• RYB, UYB, CYB, FYB Split Systems

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.
All the pictures in this manual are for explanation purpose
only. There may be slightly dierent from the wired remote
controller you purchased (depend on model). The actual
shape shall prevail.

1. Safety precaution
2. Installation accessory
3. Installation method
4. Specification
5. Feature and function of the wired controller
6. Name on the LCD of the wired controller
7. Name of button on the wired controller
8. Preparatory operation
9. Operation
10. Timer functions
11. Weekly Timer 1
12. Weekly Timer 2
13. Fault alarm handing
14.Technical indication and requirement
15.Queries and settings
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................................................... 2
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................10
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Table of Contents

1
1. Safety precaution
Do not uninstall the unit randomly.
Random uninstalling may lead to abnormal operation,
heating or re of the air condition.
Please entrust the distributor or professionals to install the unit.
Installation by other persons may lead to imperfect installation,
electric shock or re.
Adhere to this installation manual.
Imporper installation may lead to electric shock or re.
Reinstallation must be performed by professionals.
•
•
•
•
•
NOTE
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.
•
WARNING

2
1. Safety precaution
NOTE
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.
•
2. Installation accessory
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.
3
4
5
3
2
M3.9X25 (For Mounting on the Wall)
M4X25 (For Mounting on switch box)
6
7
8
3
2
No. Name Qty. Remarks
For Mounting on the Wall
Plastic screw bars
Screws
Wall plugs
For xing on switch box
Optional
Screws
2
Installation and owner’s manual
1
1
Wire controller
1
Battery
The connective wires group
1
1
9
Screw( Only available for the shielded
wire with connection plug
)
1
M4X8(For Mounting the connective wire group)
10
Magnetic ring
1
Use the magnetic ring to hitch the connective cable of the wire controller.

3
2. Installation accessory
Precaution of installing the wire controller
1. This manual provides the installation method of wired
controller. Please refer to the wiring diagram of this installation
manual to connect the wire controller with indoor unit.
2. The wired controller works in low voltage loop circuit. Forbid
to directly contact the cable of high voltage above,like 115V,
220V,380V, and don’t wire this kind of wire in the
said loop; wiring clearance between congured tubes should
be at the range of 300~500mm or above.
3. The Shielded wire of the wired controller must be grounded
rmly.
4. Upon nish the wire controller connection, do not employed
tramegger to detect the insulation.
2. Prepare the following assemblies on the site.
1
2
1
Switch box
Wiring Tube(Insulating
Sleeve and Tightening
Screw)
Qty.(embeded
into wall)
No. Name Remarks
Specification
(only for reference)
1

4
3. Installation method
Fig 3-2
Fig 3-1
1.Wired remote controller structural dimensions
2.Remove the upper part of wired controller
Insert a slot screwdriver into the
slots in the lower part of the wired
controller (2 places), and remove
the upper part of the wire
controller. (Fig.3-2)
19mm84mm
46mm
60mm
44mm
120mm
120mm 20mm
Buckling
position Back cover
Straight head
screwdriver
Front cover

5
3. Installation method
Fig 3-3
Fig 3-4
For exposed mounting, fasten the back plate on the wall with
the 3 screws (M4×20) and plugs. (Fig.3-3)
Use two M4X25 screws to install the back cover on the 86
switch box, and use one M3.9X25 screw to x to the wall.
3. Fasten the back plate of the wired controller
Back plate
Screws (M4×20)
Screw hole xed on the wall,useone φ3.9X25mm
Screw hole installed on 86 switch box, use two M3.9X25mm
NOTE: The PCB is mounted in the upper part of the wired
controller. Be careful not to damage the board
with the slot screwdriver.

6
3. Installation method
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.3-5)
Please set the time corrected on the rst time operation.
Batteries in the wire controller can time under power
failure which ensure the time keep right. When the power
restores, if the time displayed is not correct, it means the
battery is dead and replace the battery.
Fig 3-5
4. Battery installation
NOTE: Put on a at surface. Be careful not to distort the
back plate of the wire controller by overtightening the
mounting screws.

7
3. Installation method
Fig 3-6
5. Wire with the indoor unit
Fig 3-7
Putty
Putty
Putty
Trap
Trap
Trap
1 indoor unit
2 notch the part for the wiring to pass through with nippers, etc.
NOTE: DO NOT
allow water to enter
the remote control.
Use the trap and
putty to seal the
wires.
44mm
60mm
Wiring
hole
switch box
AB

1. Safety precaution
2. Installation accessory
3. Installation method
4. Specification
5. Feature and function of the wired controller
6. Name on the LCD of the wired controller
7. Name of button on the wired controller
8. Preparatory operation
9. Operation
10. Timer functions
11. Weekly Timer 1
12. Weekly Timer 2
13. Fault alarm handing
14.Technical indication and requirement
15.Queries and settings
..........................................................1
................................................... 2
........................................................4
..................................................................9
................10
.....................11
.......................12
.................................................13
.....................................................................14
.........................................................20
..........................................................23
..........................................................29
...................................................36
.........................36
..................................................37
8
3. Installation method
6.Installation Diagram
Connect the wire from the master control board of the indoor
unit to a connecting cable. Then connect the other side
of the connecting cable to the remote control.
NOTE:Be sure to reserve a length of the connecting
wire for periodic maintenance.
If there is a connection lug at the end of shielded wire,
the connection lug should be properly grounded.
4-core wire
The connective wires group
Front grille
shielded wire(some units)
Fig. 3-8
Magnetic
ring

9
3. Installation method
4. Specification
Fig 3-9
7. Reattach the upper part of the wire controller
After adjusting the upper case and then buckle the upper case;
avoid clamping the wiring during installation. (Fig 3-9)
Wiring specications
Wiring type Size Total length
shielded vinyl cord or cable 0.5-1.25mm <50m（164’）
2
All the pictures in this
manual are for
explanation purpose only.
Your wire controller may
be slightly dierent .The
actual shape shall prevail.
KJR-120X1/TFBG-E: DC 5V, KJR-120X2/TFBG-E: DC 12V
-5~43℃(23~110℉)
RH40%~RH90%
Input voltage
Ambient temperature
Ambient humidity

10
5. Feature and function of the wired controller
Feature:
LCD display.
Malfunction code display: it can
display the error code, helpful
for service.
4-way wire layout design, no raised
part at backside, more convenient
to place the wires and install the
device.
Room temperature display.
Weekly Timer.
Function:
Mode: choose Auto-Cool-Dry- Heat -Fan
Fan speed: Auto/Low/Med/High speed
Swing(on some models)
Timer ON/OFF
Temp setting
Weekly timer
Follow me
Turbo
24-hour System
12-hour System
Auto-restart
Individual louver control
(on some models)
Automatic airow test
Child Lock
LCD display
Clock
Panel function
(on some models)
-------
-------
----
----

11
6. Name on the LCD of the wired controller
1 Operation mode indication
2 Fan speed indication
3 Temperature display
4 Lock indication
5 °C / °F indication
6 Main unit and secondary
unit indication
7 Turbo function indication
1 2 3 4 5 7
8
9
10
11
1213
8 Room temperature indication
9 Follow Me function indication
10 Left-right swing indication
(some models)
11 Clock display
12 On/O timer
13 Timer display
6

12
7. Name of button on the wired controller
1 POWER button
2 MODE button
3 DAY OFF/DEL button
4 ADJUST button
5 CONFIRM button
6 TIMER button
7 FAN SPEED button
8 BACK bottom
9 SWING bottom
10 FUNC. button
11 COPY button
3
1
2
10
7
9
4
5
611
8

13
Press the Timer button for 2 seconds or more.
The timer display will ash.
1
2
3
4
The date setting is nished and the time setting is
prepared after pressing Timer button or CONFIRM
button or there is no pressing button in 10 seconds.
The setting is done after pressing CONFIRM
button or there is no pressing button in 10
seconds.
Set the current day and time
8. Preparatory operation
5
ex.Monday 11:20
Press the button “ ” or “ ” to set the date.
The selected date 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.

14
9. Operation
To start/stop operation
Press the Power button.
To set the operation mode
Press the Mode button to set the
operation mode.(Heat function is invalid
for cool only type unit)
Operation mode setting
6Time scale selection
Press the buttons “ ” and “ ” for 2
seconds will alternatethe clock tieme
display between the 12h&24h scale.

15
9. Operation
Room temperature setting
Lower Raise
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) Auto LOW MED HIGH
keypad tone setting
Press the buttons Swing and FUNC. for 3
seconds to close the keypad tone.
Press the buttons again for 3 seconds to
open the keypad tone.
Press the button“ ”or “ ” to set the room
temperature.
Indoor Setting Temperature Range :
17~30°C(62~86°F ).
°C & °F scale selection(on some models)
Press the buttons “ ” and “ ” for 3 seconds
will alternate the temperature display between
the °C & °F scale.

16
9. Operation
Child lock function
2 Left-Right swing
Press the Swing button long to start Left-Right swing function.
Press it again to stop. When the Left-Right swing function is
activated, the mark appears.
1 Up-Down swing
Press the SWING button to start up-down swing
function. Press it again to stop.
When the Up-Down swing function is activated,the
mark appears.
Swing function(For the unit left & right auto swing
models only)
Press the buttons “ ” and “ ” for 3
seconds to activate the child lock function and lock
all buttons on the wire controller.
Press the buttons again for 3 seconds to
deactivate the child lock function.
When the child lock function is activated,the
mark appears.

17
9. Operation
Up-Down airow direction and swing
The operation can refer to the following instructions for the
unit with four Up-Down louvers can be operated individually.
Swing function(For the unit without left & right auto
swing function models)
1.Press the button every time, the louver swings 6 degrees.
2.Press and hold the button for 2 seconds,it turns into up-down
swing mode,press ti again to stop. When the Up-Down swing
function is activated,the mark appears. (Not applicable
to all the models)
Use Swing button to adjust the Up-down airow
direction.
1.Press the Swing button to activate the Up-Down
adjusting louver function.
The mark will ash.(Not applicable to all the models)