1Installation Instructions
Outdoor Unit Installation
1.Install Drain Port and Drain Hose (for
The condensate drains from the outdoor unit when the unit operates |
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in heating mode. In order to protect the environment, install a drain |
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port and a drain hose to direct the condensate water. Just install the |
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drain port and rubber washer to the chassis of the outdoor unit, then |
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connect a drain hose to the port as the right figure shown. | Washer |
Drain port | Drain hose |
| (prepare by user) |
2.Install and Fix Outdoor Unit
Fix with bolts and nuts tightly on a flat and strong floor.
If installed on the wall or roof, make sure to fix the supporter well to prevent it from shaking due to serious vibration or strong wind.
3.Outdoor Unit Piping Connection
Remove the valve caps from the
Connect the pipes to the
4. Outdoor Unit Cable Connection (see previous page)
Air Purging
The air which contains moisture remaining in the refrigeration cycle may cause a malfunction on the compressor. After connecting the indoor and outdoor units, evacuate air and moisture from refrigerant cycle using a vacuum pump, as shown below.
Vacuum pump
Service port
Indoor unit
Refrigerant flow direction
(7) Turn to fully open the valve
(1) Turn
(6) Open 1/4 turn
(7) Turn to fully open the valve valve cap
(1) Turn
(8) Tighten
3-way valve diagram
connect to indoor unit
open position spindle
(2)Turn
(8)Tighten
Valve cap | (8) Tighten | needle |
| Connect to outdoor unit | service port cap |
| Valve core |
Note: To protect the environment, be sure not to discharge the refrigerant to the air directly.
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