Super Free Match
Service Manual
INSTALLATION109
NO. Name Port A(mm) Port B(mm)
1 Φ15.9→Φ19.05 Φ15.9 Φ19.05
2 Φ9.52→Φ12.7 Φ9.52 Φ12.7
3 Φ9.52→Φ15.9 Φ9.52 Φ15.9
4 Φ6.35→Φ9.52 Φ6.35 Φ9.52
2) Install the piping adapter
① Refer to the piping connection size of the outdoor unit and indoor units, the appropriate piping adapter
should be adopted.
② Align the flared end of copper tube with the center of pipe joint. Tighten the nuts with hands.
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. Please tighten the flaring nuts of the unconnected port with torque wrench until you hear
a “click”.
6.8.2 FXA2B-K and FXA3B-K
1) Piping adapter