ACZEM4H4R18
From Technical Support Wiki
ACZEM4H4R18 is the 15 SEER 18,000 Btu indoor unit of the Blue Series.
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. |
| 3 | - (Lower) | Press to lower the temperature setting. |
| 4 | FAN | Press to set fan speed. Rotates between Auto and Speeds 1-4. |
| 5 | SWING | Press to set swing angle. |
| 6 | SLEEP | Press to turn on sleep function. |
| 7 | TIMER | Manage the on and off timer with this button. |
Wiring Diagram
PCB Printed Diagram
| Number | Description |
|---|---|
| 1 | Live wire interface |
| 2 | Fuse |
| 3 | Neutral wire interface |
| 4 | PG motor interface |
| 5 | Communication port of neutral wire and live wire |
| 6 | Auto button |
| 7 | Up & down swing interface |
| 8 | PG feedback interface |
| 9 | Display interface |
| 10 | Ambient temperature sensor |
| 11 | Tube temperature sensor |
Exploded View and Parts List
| Number | Part Name |
|---|---|
| 1 | Front Panel Sub-Assy |
| 2 | Filter Sub-Assy |
| 3 | Front Case Sub-Assy |
| 4 | Guide Louver |
| 5 | Axile Bush |
| 6 | Rear Grill |
| 7 | Air Louver 2 |
| 8 | Helicoid Tongue |
| 9 | Left Axile Bush |
| 10 | Rear Case Assy |
| 11 | Ring of Bearing |
| 12 | O-Gasket Sub-Assy of Bearing |
| 13 | Cross Flow Fan |
| 14 | Evaporator Support |
| 15 | Evaporator Assy |
| 16 | Motor Press Plate |
| 17 | Wall Mounting Frame |
| 18 | Drainage Hose |
| 19 | Fan Motor |
| 20 | Connecting Pipe Clamp |
| 21 | Rubber Plug (Water Tray) |
| 22 | Cable Cross Plate |
| 23 | Stepping Motor |
| 24 | Crank |
| 25 | Screw Cover |
| 26 | Air Louver 1 |
| 27 | Electric Box |
| 28 | Magnetic Ring |
| 29 | Terminal Board |
| 30 | Electric Box Cover 2 |
| 31 | Main Board |
| 32 | Capacitor CBB61 |
| 33 | Jumper |
| 34 | Shield Cover of Electric Box |
| 35 | Shield Cover of Electric Box Sub-Assy |
| 36 | Lower Shield Sub-Assy of Electric Box |
| 37 | Electric Box Assy |
| 38 | Display Board |
| 39 | Ambient Temperature Sensor |
| 40 | Remote Controller |