ASKCI4H4R18
From Technical Support Wiki
ASKCI4H4R18 is the 17-16 SEER 18,000 Btu outdoor unit of the Sky Split Series.
Wiring Diagram
PCB Printed Diagram
| Number | Description |
|---|---|
| 1 | Live wire input |
| 2 | Neutral wire input |
| 3 | Control power output [1-DC bus voltage, 3-GND] |
| 4 | DC Fan Motor 2 |
| 5 | DC Fan Motor 1 |
| 6 | Control power output [1-GND 2-18V, 3-15V] |
| 7 | Communication line [1-3.3V, 2-TX, 3-RX, 4-GND] |
| 8 | Communication line [1-pin GND, 2-pin B and 3-pin A] |
| 9 | Communication line [1-pin+12V, 2-pin B, 3-pin A, 4-pin GND] |
| 10 | High pressure switch for fan speed adjustment |
| 11 | High pressure switch for system protection |
| 12 | Low pressure switch for system protection |
| 13 | Compressor overload protection |
| 14 | Temperature Sensor |
| 15 | Electronic expansion valve line |
| 16 | Compressor electrical heater |
| 17 | Chassis electrical heater |
| 18 | 4-way valve |
Exploded View and Parts List
| Number | Part Name |
|---|---|
| 1 | Front Grill |
| 2 | Front Panel |
| 3 | Axial Flow Fan |
| 4 | Chassis Sub-Assy |
| 5 | Electrical Heater |
| 6 | Drainage Hole Cap |
| 7 | Drainage Connector |
| 8 | Compressor Overload Protector (External) |
| 9 | Compressor Gasket |
| 10 | Compressor and Fittings |
| 11 | Cut Off Valve |
| 12 | Cut Off Valve Sub-Assy |
| 13 | Cut Off Valve |
| 14 | Cut Off Valve Sub-Assy |
| 15 | Pressure Protect Switch |
| 16 | Valve Support Assy |
| 17 | Right Side Plate |
| 18 | Silencer |
| 19 | Handle Assy |
| 20 | Strainer |
| 21 | Strainer |
| 22 | Strainer |
| 23 | Electronic Expansion Valve |
| 24 | Electric Expand Valve Fitting |
| 25 | 4-Way Valve |
| 26 | Magnet Coil |
| 27 | Inductance |
| 28 | Rear Grill |
| 29 | Clapboard Sub-Assy |
| 30 | Condenser Assy |
| 31 | Terminal Board |
| 32 | Terminal Board |
| 33 | Supporting Board (Condenser) |
| 34 | Coping |
| 35 | Electric Box Assy |
| 36 | Main Board |
| 37 | Main Board |
| 38 | Filter Board |
| 39 | Radiator |
| 40 | Left Handle |
| 41 | Left Side Plate |
| 42 | Motor Support Assy |
| 43 | Fan Motor |
| 44 | Temperature Sensor |
Piping Sizes
| Liquid Side | Gas Side |
|---|---|
| 1/4" | 1/2" |