Multi F Ceiling Cassette Installation Manual

48
Multi F Ceiling Cassette Indoor Unit
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
MA
X
MUL
TI
F
MUL
TI
F
Figure 66: AKB73757604 Wireless Handheld Controller.
Indoor Unit Terminal Block
1(L1 )2(L2)
GND
3(C)
GND
GRN / YLW
BR
BL
RD
3 or S
CN-REMO
To Wired Controller
SN LBDU:
Branch Distribution Unit Terminal Block o
r
Outdoor Unit Terminal Block
ODU:
Controller Options
Ceiling-concealed indoor units include a wireless handheld controller (AKB73757604)
1
, but optional LG-supplied wired controllers are
available.
Wired Controller Connections
Wireless Handheld Controller
Table 35: AKB73757604
1
Wireless Handheld Controller Functions.
2
Button
Label
Description
1 Vane Angle Button: Sets the angle to each vane.
2
Function Setting Button: Sets or clears auto clean, smart
clean, electric heater, or individual vane angle control
functions.
3 On / Off Button: Turns the power on/off.
4
Jet Cool: Sets the unit to super high fan speed when in cooling
mode.
5
Left / Right Air Flow Button (optional): Sets the desired left /
right (horizontal) air flow direction.
6
Up / Down Air flow Button: Stops or starts louver movement,
and sets the desired air flow direction to up or down.
7 On Time Button: Sets the time when the operation begins.
8 Sleep Timer Button: Sets the sleep mode operation.
9
Set / Clear Button: Sets or cancels the timer, also sets the
current time.
10 Plasma Button: Starts or stops plasma-purification functions.
11
Room Temperature Setting Button: Raises or lowers
temperature setpoint in cooling and heating operation.
12 Operation mode selection button: Selects the operation mode.
13
Indoor Fan Speed Button: Changes the fan speed to one of
four choices: low, medium, high, and chaos.
14
Room Temperature Check Button: Displays / checks the room
temperature.
15 Off Timer button: Sets the time when the operation ends.
16
Time Setting (Up / Down) / Light Button: Sets the timer and
adjusts the brightness of the LED.
17 Reset Button: Resets the remote controller.
1
Wireless Handheld Controller for the four-way ceiling cassette indoor units is also refer-
enced by Model No. PQWRHQ0FDB.
2
Depending on the indoor unit model, some functions may not be supported or displayed.
2
3
4
1
5
9
7
6
8
10
12
13
14
15
1
7
16
11
Figure 67: Wired Controller Connection on the Indoor Unit Terminal
Block.
Operation Mode Sequence
Cooling Mode
↓
Auto Mode/Changeover
↓
Dehumidification Mode
↓
Heating Mode
↓
Fan Mode
ELECTRICAL WIRING
Controller Options