Precaution For Connection - Gree KM48H4O Service Manual

2) Brazing the piping adapter
① If the connection size
module, cut the tube of the piping adapter from middle with tube cutter and remove the
② To avoid heat damage the internal structure of the BU module, wrap the pipes to be brazed with sufficient
wet cloths.
③ After brazing, use wet cloths to cool off the pipes to be brazed sufficient.
3） Sealing the unconnected port
If the port of BU module indoor side does not connected to one indoor unit, the port must be sealed to
prevent refrigerant leaks.
① Select the appropriate piping adapter.
② Pinch the end of the chosen piping.
③ To avoid heat damage the internal structure of the BU module, wrap the pipes to be brazed with
sufficient wet cloths.
④ After brazing, use wet cloths to cool off the pipes to be brazed sufficient.

6.7 Precaution for Connection

6.7.1 Precaution for connection
1) Pipe connections should be follow the following rules:
of the pipe adapter selected is different from
Super Free Match
Service Manual
the piping connection size
burrs.
95
of BU
INSTALLATION