Gree GKH(12)BA-K3DNA1A/I, Руководство по обслуживанию

Страница: 105 / 207

Super Free Match
Service Manual
INSTALLATION 101
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”.
Caution!
The unconnected ports must not be sealed well by the plastic flaring nuts but by the copper flaring nuts in the
accessories.
6.7 Precaution for Connection
6.7.1 Precaution for connection
1)
Pipe connections should be follow the following rules:
① Outdoor unit shall be installed close to the indoor unit, hence to minimize the length and bends of
connection pipes.
② The height gap of outdoor unit and indoor units should be as small as possible
2) The brazing operation must be strictly in accordance with the process requirements. During the installation,
do not damage the pipeline.
6.7.2 The process of flaring
① Using the tube cutter to cut the connecting pipe in the appropriate place and remove the burrs.
② Install the nut before the flaring operation.
③ Check the flared portion, whether there is fractured or not.
6.7.3 Precaution for elbow operation
① The elbow operation could be done by hands. Be careful and do not damage the pipe.