DX09X426H-18 - Air Conditioning Daizuki - Free user manual and instructions
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| Product Type | Split Air Conditioner |
| Model | DX09X426H-18 |
| Brand | Daizuki |
| Cooling Capacity | 18000 BTU (approx. 5.3 kW) |
| Heating Capacity | 19000 BTU (approx. 5.6 kW) |
| Energy Efficiency Ratio (EER) | 12.0 (approx.) |
| Power Supply | 230V / 50Hz / 1 Phase |
| Refrigerant | R410A |
| Indoor Unit Dimensions (WxHxD) | 965 x 325 x 250 mm |
| Outdoor Unit Dimensions (WxHxD) | 890 x 610 x 320 mm |
| Indoor Unit Weight | 13.5 kg |
| Outdoor Unit Weight | 35.0 kg |
| Sound Level (Indoor) | 28-42 dB(A) |
| Sound Level (Outdoor) | 55 dB(A) |
| Functions | Cooling, Heating, Fan, Dehumidification, Auto Mode, Timer, Sleep Mode, Turbo Mode |
| Air Filter | Washable, Anti-bacterial |
| Remote Control | Included |
| Maintenance | Clean air filter every 2 weeks; professional inspection annually |
| Safety Features | Auto restart, overcurrent protection, self-diagnosis |
| Repairability | Replaceable compressor and fan motors; spare parts available |
Frequently Asked Questions - DX09X426H-18 Daizuki
How often should I clean the air filter?
Clean the air filter every two weeks under normal usage. A dirty filter reduces efficiency and may cause freezing of the indoor unit.
What does the 'Sleep Mode' do?
Sleep Mode gradually adjusts the temperature over several hours to match your body's natural temperature drop, saving energy and ensuring comfort.
Can I use an extension cord for the air conditioner?
No, never use an extension cord. Plug directly into a dedicated outlet rated for the unit's amperage (typically 15A).
How do I set the timer on the remote?
Press the 'Timer' button to activate OFF timer (unit turns off after set hours) or ON timer (unit turns on at set time). Use arrow buttons to adjust.
What should I do if the unit displays an error code?
Refer to the manual for code meanings. Common codes: E1 (sensor fault), E2 (anti-freeze protection), E3 (high pressure). Power cycle the unit; if persists, call a technician.
Is professional installation required?
Yes, always hire a certified technician for installation. Improper setup can cause refrigerant leaks or electrical hazards.
How do I switch between cooling and heating?
Use the 'Mode' button on the remote to cycle through Cool, Dry, Fan, Heat, and Auto. The unit will display the selected mode.
What is the 'Turbo Mode'?
Turbo Mode runs the compressor at maximum speed to quickly reach the set temperature, then returns to normal operation. It uses more energy temporarily.
How can I reduce noise from the outdoor unit?
Ensure the outdoor unit is on a level, vibration-absorbing surface. Keep clear of debris. If loud, check for loose screws or contact technician.
What type of refrigerant does Daizuki DX09X426H-18 use?
This model uses R410A refrigerant, which is ozone-friendly. Always use a licensed technician for refills.
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USER MANUAL DX09X426H-18 Daizuki
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Product information
Brand : Daizuki
Model : DX09X426H-18
Category : Air Conditioning