A16EW4H4R24

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A16EW4H4R24 is the 22-21 SEER, 24,000 BTU indoor unit for the Air-Con Multi Splits.

Air-Con Multi Split indoor unit.


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 + (Raise) Press to raise the temperature setting
4 - (Lower) Press to lower the temperature setting
5 FAN Press to set fan speed
6 SWING ANGLE Press to set swing angle
7 TIMER ON Press to set auto-on timer
8 TIMER OFF Press to set auto-off timer
9 CLOCK Press to set clock
10 X-FAN Pressing X-FAN button in COOL or DRY mode, the icon is displayed and the indoor fan will continue operation for 10 minutes in order to dry the indoor unit even though you have turned off the unit.
11 TEMP Press to cycle through Set Temp/Indoor Ambient Temp/Outdoor Ambient Temp
12 TURBO Press to initiate the "Turbo" funciton
13 SLEEP Press to initiate Sleep mode
14 LIGHT Press to turn on/off backlight

Exploded View and Parts List

A16EW4H4R24 Exploded View
Number Part Name
1 Front Panel Assy
2 Filter Sub-Assy
3 Screw Cover
4 Front Case Assy
5 Air Louver
6 Helicoid Tongue
7 Left Axile Bush
8 Fear Case Assy
9 Rubber Plug (Water Tray)
10 Ring of Bearing
11 O-Gasket Sub-Assy of Bearing
12 Cross Flow Fan
13 Evaporator Support
14 Evaporator Assy
15 Wall Mounting Frame
16 Motor Press Plate
17 Fan Motor
18 Pipe Clamp
19 Drainage Hose
20 Step Motor
21 Crank
22 Display Board
23 Mesh Enclosure (Air Outlet)
24 Guide Louver
25 Axile Bush
26 Transformer
27 Electric Box
28 Terminal Board
29 Electric Box Cover 2
30 Main Board
31 Shield Cover of Electric Box
32 Electric Box Cover 1
33 Jumper
34 Capacitor
35 Electric Box Assy
36 Ambient Temperature Sensor
37 Tube Sensor
38 Remote Controller

Error Codes

Malfunction Name Dual-8 Nixie tube Indicator
Operation Indicator Cooling Indicator Heating Indicator
Malfunction of jumper cap C5 blink 15 times
No feedback from indoor unit's motor H6 blink 11 times
Circuit malfunction of zero crossing detection U8 blink 17 times
Indoor ambient temperature sensor is open/short-circuited F1 blink once
Indoor evaporator temperature sensor is open/short-circuited F2 blink twice
Liquid valve temperature sensor is open/short-circuited b5 blink 19 times
Gas valve temperature sensor is open/short-circuited b7 blink 22 times
Module temperature sensor is open/short-circuited P7 blink 18 times
Outdoor ambient temperature sensor is open/short-circuited F3 blink 3 times
Outdoor condenser tube temperature sensor is open/short-circuited F4 blink 4 times
Outdoor discharge temperature sensor is open/short-circuited F5 blink 5 times
Communication malfunction in between indoor and outdoor units. E6 blink 6 times
Malfunction of phase current circuit detection for compressor U1 blink 12 times
Module temperature protection P8 blink 19 times
Charging malfunction of capacitor PU blink 17 times
High pressure protection of system E1 blink once
Overload protection of compressor H3 blink 3 times
Wrong connection for communication wire or malfunction of expansion valve (free match) dn / / /
Wrong connection for communication wire or malfunction detection status of expansion valve (free match) dd / / /
Mode shock E7 blink 7 times
Freon recovery mode Fo blink once blink once
Defrosting and oil return under heating H1 blink once
Failure start-up of compressor Lc blink 11 times
Discharge high-temperature protection of compressor E4 blink 4 times
Overload protection E8 blink 8 times
Overcurrent protection of complete unit E5 blink 5 times
Overcurrent protection of phase current P5 blink 15 times
Desynchronizing of compressor H7 blink 7 times
Loss phase/inverse phase protection for compressor Ld / / /
Module current protection (IPM protection) H5 blink 5 times
Low voltage protection of DC bus bar PL blink 21 times
High voltage protection of DC bus bar PH blink 11 times
PFC protection HC blink 6 times
Limit/decrease frequency due to current protection of the complete unit F8 blink 8 times
Limit/decrease frequency due to module current protection (phase current) En / / /
Limit/decrease frequency due to discharge F9 blink 9 times
Limit/decrease frequency due to freeze protection FH blink 2 times blink 2 times
Limit/decrease frequency due to overload F6 blink 6 times
Limit/decrease frequency due to module temperature protection EU blink 6 times blink 6 times
Oil return under cooling F7 blink 7 times
Cold air prevention protection E9 blink 9 times
Freeze protection E2 blink 2 times