Installation 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 not to disturb your neighbor and protect |
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the environment, install a drain port and a drain hose to direct the |
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condensate water. Just install the drain port and rubber washer to |
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the chassis of the outdoor unit, then connect a drain hose to the |
| Washer |
port as the right figure shown. | Drain port | Drain hose |
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| (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.
Note: To protect the environment, be sure not to discharge the refrigerant to the air directly.
See next page for air purging steps.
Vacuum pump
Service port
(2) Turn |
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
connect to indoor unit
open position
spindle
needle
(8) Tighten |
Valve cap | (8) Tighten | Connect to outdoor unit |
Valve core | service port cap |
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