ComfortStar CFU12CA Mini Split
Overview
This manual excerpt provides an exploded view reference for the ComfortStar® model CFU12CA(I) with service code 28N, along with a spare parts list and part names with quantities.
Specifications
| Specification | Details |
|---|---|
| Product Name | ComfortStar CFU12CA Mini Split |
| Product Type | Ductless mini split air conditioner |
| System Type | Single-zone cooling system |
| Cooling Capacity | 12,000 BTU class |
| Refrigerant Type | R-410A |
| Power Supply | Model dependent |
| Installation Type | Wall-mounted indoor unit with outdoor condenser |
| Control Method | Wireless remote control |
| Operating Modes | Cooling, Fan, Dry, Auto (model dependent) |
| Air Flow Control | Adjustable fan speed and swing function |
| Indoor Unit Application | Residential and light commercial rooms |
| Pipe Connection | Refrigerant line set connection |
| Air Filter Type | Washable air filter |
| Display Type | Indoor temperature display |
| Noise Reduction | Low-noise indoor and outdoor operation design |
| Diagnostic Function | Smart diagnosis system (model dependent) |
How to Use
- Turn on the system using the remote controller.
- Select the desired operating mode.
- Adjust the temperature setting according to room comfort requirements.
- Select the preferred fan speed.
- Adjust airflow direction using the swing or air direction controls.
- Use timer functions when scheduled operation is required.
- Turn off the unit when cooling is no longer needed.
- Clean the filter regularly to maintain airflow performance.
Parts
| EX_ID | Spare Parts Code | Part Name (EN) | Qty. | Price | Remarks |
|---|---|---|---|---|---|
| 1 | 1.07.04.00013 | Installation Plate | 1 | ||
| 2 | 1.02.02.00254 | Base | 1 | ||
| 3 | 1.02.01.00028 | Cross flow fan | 1 | ||
| 4 | 1.02.03.00002 | Bearing Mount | 1 | ||
| 5 | 1.05.02.00373AA | Evaporator | 1 | ||
| 6 | 1.02.02.00001 | Face Frame | 1 | ||
| 7 | 1.02.02.00002 | Medium shell connection cover | 1 | ||
| 8 | 1.02.02.00020 | Screw Cover | 3 | ||
| 9 | 1.02.02.01090 | Air Filter | 2 | ||
| 11 | 1.04.01.00011BE | Display PCB | 1 | ||
| 12 | 1.02.02.01019 | Front Panel | 1 | ||
| 13 | 1.02.02.00014 | Vane | 1 | ||
| 14 | 1.02.02.00207 | Drainage Hose | 1 | ||
| 15 | 1.02.02.00175 | Cable Clamp | 1 | ||
| 16 | 1.02.02.01003 | Press plate | 1 | ||
| 17 | 1.04.09.00037 | Indoor terminal | 1 | ||
| 18 | 1.04.01.03013ABA | Main PCB | 1 | ||
| 20 | 1.02.02.00104AA | Electrical Box | 1 | ||
| 21 | 1.04.03.00034 | Indoor Motor | 1 | ||
| 22 | 1.02.02.00013AA | Motor Cover | 1 | ||
| 23 | 1.04.03.00001 | Stepper motor | 1 | ||
| 24 | 1.04.09.00019 | Indoor Sensor Assembly | 1 | ||
| 25 | 1.02.02.00012 | Pipe pressure plate | 1 |
Maintenance
- Turn off electrical power before performing cleaning or maintenance.
- Clean the indoor air filter regularly to prevent dust buildup.
- Wipe the indoor unit surface with a soft, dry cloth.
- Do not use abrasive cleaners or chemical solvents on the unit.
- Keep the outdoor unit free from leaves, dirt, and airflow obstructions.
- Check drainage lines periodically to prevent water leakage.
- Schedule professional inspection for refrigerant level, electrical connections, and internal components.
Safety Tips:
- Do not operate the unit with damaged electrical wiring.
- Ensure installation is performed according to safety requirements.
- Do not block indoor or outdoor airflow openings.
- Do not insert objects into air outlets or moving components.
- Disconnect power before cleaning or servicing.
- Do not modify refrigerant or electrical components.
- Keep remote control and small accessories away from young children.
- Stop operation if unusual sounds, leaks, or electrical issues occur.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | Power supply interruption | Check the power connection and circuit breaker |
| Airflow is weak | Dirty air filter or blocked intake | Clean the filter and remove airflow obstructions |
| Unit is not cooling properly | Incorrect temperature setting or dirty components | Adjust settings and clean filters |
| Water leakage from indoor unit | Blocked drain pipe or improper drainage | Check and clear the drain system |
| Remote controller does not work | Weak batteries or signal obstruction | Replace batteries and ensure clear line of sight |
| Outdoor unit is not operating | Electrical issue or system protection mode | Check power supply and allow system reset |
| Unusual noise during operation | Loose components or debris | Inspect the unit and remove obstructions |
| Error code appears | System fault detected | Refer to the service manual or contact qualified service personnel |
Documents / Resources
 | CFU12CA Mini Split |
References
- User Manualmanual.tools
Published: August 11, 2026
Updated: August 12, 2026