Operation Manual

Length of the connecting pipe (m)
7
8
9
10
Add amount (g)
0
50
100
150
Add Refrigerant
If the connecting pipe is longer than 7 meters, add refrigerant as needed. Add amount A=(Lm-7m)x50g/m.
(A: add refrigerant amount, L: the length of connecting pipe)
Discharge air as foregoing method
Turn the gas shut-off valve to close, connect charging hose (low pressure)
to the service valve, then open gas shut-off valve again.
Connect refrigerant bottle to charging hose, convert it, than fill liquid
refrigerant as foregoing table.
Close the gas shut-off valve, discount the manifold
gauge, and open gas shut-off valve again.
Tighten nuts and cap of each valve
Do not let gas refrigerant into the system.
Notice
Service port
Install the double-channel drain joint in the hole of outdoor
unit’s bottom, then connect drain hose and joint.
Install the drain joint
Bottom
Drain hose
Double-channel
drain joint
Test
Having accomplished the air installation and the leak test, test operation must be done. Before test operation,
wiring safety inspection must be carefully done.
3. If the indicator lamps light first and go out in succession, the system
works properly. If the lamps are flashing, this indicates malfunction.
2. Press check switch, then system operates as test.
Can only be done with the check switch, not with the remote control
Test operation procedure
1. Plug in the appliance and open front panel