Diamante Pro High-Wall (WYT-20) OverviewUpdated 3 days ago
Introduction
The Diamante Pro High-Wall (WYT-20) is a ductless mini split with an average 20-SEER2 rating. The system is factory-precharged with environmentally-friendly R-454B refrigerant.
This series offers automatic air-sweeping louvers, automatically varying air flow, and capacity adjustments to keep the zone at the ultimate comfort level.
Easy Operation, Year-Round Performance
Access all the various functions and features from the couch with just one hand. With our widest range of BTU capacities, this product provides a solution for every room and price-point.
I Feel Mode - To Ensure Comfort
The system adjusts based on the temperature near the remote controller, always keeping your favorite spot just right.
Minimal Power, Maximal Savings with ECO Mode
The system is already efficient thanks to built-in DC inverter technology. However, make it even more efficient by taking advantage of the system's ECO mode. This lowers energy consumption during periods of less heat load, such as when away from home or sleeping at night.
Full System Model Numbers
WYT009ALSI20RL, WYT012ALSI20RL, WYT009GLSI20RL, WYT012GLSI20RL, WYT018GLSI20RL, WYT024GLSI20RL, WYT030GLSI20RL, and WYT036GLSI20RL
Indoor Units
WT009ALSI20HLF, WT012ALSI20HLF, WT009GLSI20HLF, WT012GLSI20HLF, WT018GLSI20HLF, WT024GLSI20HLF, WT030GLSI20HLF, and WT036GLSI20HLF
Outdoor Units
YN009ALSI20RPF, YN012ALSI20RPF, YN009GLSI20RPF, YN012GLSI20RPF, YN018GLSI20RPF, YN024GLSI20RPF, YN030GLSI20RPF, and YN036GLSI20RPF
For more information, see this technical brochure.
System Components
These illustrations are for explanatory purposes. The actual shape of the indoor unit may be slightly different. The shape shall prevail.

No. | Description |
|---|---|
| 1 | Wall mounting plate |
| 2 | Front panel |
| 3 | LED display |
| 4 | Controller signal receiver |
| 5 | Indoor unit rating label |
| 6 | Terminal block cover |
| 7 | Emergency (Manual) button |
| 8 | Air deflector and flap |
| 9 | Air outlet |
| 10 | Air filter |
| 11 | Air outlet grille |
| 12 | Outdoor unit nameplate |
| 13 | Terminal block cover |
| 14 | Valve protection cover |
| 15 | Gas (Suction) line valve |
| 16 | Liquid line valve |
Accessories & Components
The system comes with the following accessories. This a general list of the package contents. The included items may vary slightly depending on the model.
Use all of the installation parts and accessories to successfully install the system.
| Quantity | Name | Appearance |
|---|---|---|
| 1 | Installation & User manual | ![]() |
| 1 | Warranty card | ![]() |
| 1 | Communication cable (16 foot) | ![]() |
| 1 | Insulated copper pipe (16 foot) | ![]() |
| 1 | Remote controller | ![]() |
| 1 | Remote controller holder | ![]() |
| 2 | Remote controller batteries | ![]() |
| 1 | Indoor unit mounting plate | ![]() |
| 1 | Set of mounting plate screws | ![]() |
| 1 | Plastic drain joint plug for the outdoor unit (Use only for wall-mounted condensers) | ![]() |
| 1 | Condensate drain hose | ![]() |
| 1 | Wrapping tape | ![]() |
| 1 | Wall-hole packing sealant | ![]() |
| 1 | Wall sleeve | ![]() |
| 1 | Allen wrench for opening service valves | ![]() |














