AMXEC4H4S18

AMXEC4H4S18 is the 18,000 Btu cassette type indoor unit of Multi Plus Series.

Multi Plus evaporator (18k)

Remote Control

Remote Control

#	Name	Description
1	ON/OFF	Press to start or stop operation.
2	MODE	Press to select operation mode (Auto/Cool/Dry/Fan/Heat).
3	FAN	Used to select the fan speed in sequence: auto, high, medium, or low.
4	ROOM TEMPERATURE SETTING	Press to raise the temperature setting. Can also be used to adjust the timer and adjust the current time.
5	ROOM TEMPERATURE SETTING	Press to lower the temperature setting. Can also be used to adjust the timer and adjust the current time.
6	SMART	Adjust smart settings.
7	SWING	Used to stop or start vertical adjustment louver swinging and set the desired up/down airflow direction.
8	SLEEP	Used to set or cancel Sleep Mode operation.
9	IFEEL	Used to set IFEEL operation.
10	CLOCK	Used to set the current time.
11	TIMER ON	Used to turn the timer function on.
12	TIMER OFF	Used to turn the timer function off.
13	SUPER	Used to start/stop the super cool/heat function. (Super cooling operates at high fan speed with a default 64 F temperature setting. Super heating operates at high fan speed with a default 89 F temperature setting.)
14	DIMMER	Pressing this button will dim the display on the indoor unit. Pressing any button will reverse the dimmer.

Wiring Diagram

AMXEC4H4S18 Wiring Diagram

Exploded View and Parts List

AMXEC4H4S18 Exploded View

Number	Part Description
1	Base
2	Air Duct Plate
3	Fan Motor
4	Side Panel
5	Fan Snail Shell
6	Pump Motor
7	Cover
8	Drainage Hose
9	Centrifugal Fan
10	Water Collecting Box
11	Mounting Plate
12	Elec Joint Box
13	Elec Joint Box Cover
14	Terminal Panel
15	Main Control Board
16	Cross Recessed Cheese Head Screw
17	Coil Temperature Sensor
18	Mounting Plate
19	Evaporator
20	Side Panel
21	Connecting Plate
22	Side Panel
23	Ambient Temperature Sensor
24	Water Level Switch

PCB Printed Diagram

AMXEC4H4S18 PCB Printed Diagram