SEHVX20AAW - Air-conditioner DAIKIN - Free user manual and instructions
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| Product Type | Multi-split outdoor unit (heat pump) |
| Model | SEHVX20AAW |
| Brand | Daikin |
| Cooling Capacity (min-max) | 5.6 kW (20,000 BTU/h) |
| Heating Capacity (min-max) | 6.4 kW (21,800 BTU/h) |
| Power Supply | 230 V ~ 50 Hz |
| Refrigerant | R410A |
| Dimensions (H x W x D) | 900 x 800 x 500 mm |
| Net Weight | 62 kg |
| Sound Pressure Level (Heating) | 46 dB(A) |
| Sound Pressure Level (Cooling) | 48 dB(A) |
| Max. Number of Connectable Indoor Units | 9 |
| Operation Range (Cooling) | -10°C to 46°C |
| Operation Range (Heating) | -15°C to 24°C |
| Dimensions (Indoor units) | Refer to indoor unit manual (varies by model) |
| Cleaning Instructions | Clean outdoor unit coils with water jet; do not use chemicals. |
| Safety Features | Overload protection, high-pressure switch, anti-freeze protection |
| Warranty | 5 years (parts & labor) |
| Energy Efficiency Rating (SEER) | Up to 8.5 (depending on indoor units) |
| Repairability | Modular design; common spare parts available through Daikin service centers. |
Frequently Asked Questions - SEHVX20AAW DAIKIN
How do I install the Daikin SEHVX20AAW outdoor unit?
Installation should be performed by a qualified professional. Ensure the unit is placed on a stable, level surface with sufficient clearance for airflow (min. 300 mm from walls). Connect refrigerant lines and electrical wiring per the manual. Vacuum the system before releasing refrigerant.
What type of refrigerant does the SEHVX20AAW use?
This unit uses R410A refrigerant. Never mix with other refrigerants. Always recover and recycle per local regulations.
How often should I clean the outdoor unit?
Clean the coils and fins at least twice a year (before heavy cooling and heating seasons). Use a soft brush or low-pressure water spray. Avoid damaging the fins. Keep the area around the unit free of debris.
What does error code E5 mean?
Error code E5 indicates an outdoor unit fan motor fault. Check if the fan is obstructed or if the motor is faulty. Turn off the unit and contact a Daikin service technician.
Can I connect indoor units of different capacities?
Yes, the SEHVX20AAW supports up to 9 indoor units with a total capacity matching the outdoor unit. Refer to the branch selection chart in the manual to ensure proper performance.
What is the maximum pipe length between indoor and outdoor units?
The maximum total pipe length is 150 m, with a maximum height difference of 30 m (outdoor above indoor) or 20 m (indoor above outdoor). Use the correct pipe diameter as specified in the manual.
How do I reset the unit after a power outage?
After power is restored, the unit will resume operation automatically after 3 minutes (time delay for compressor protection). If it does not restart, turn the main breaker off for 10 seconds and then on again.
Is the SEHVX20AAW compatible with a smart thermostat?
This unit can be controlled via Daikin's wired or wireless remote controllers. For smart home integration, use the optional Daikin Smart Adapter (sold separately).
What maintenance is required before the heating season?
Check the refrigerant charge, clean the air filters of indoor units, inspect electrical connections, and test the defrost function. Schedule a professional inspection annually.
Where can I find spare parts for the SEHVX20AAW?
Authorized Daikin service centers carry genuine spare parts. Use only recommended parts to maintain warranty. The model number is printed on the nameplate on the side of the unit.
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