The outdoor unit is higher than the indoor unit.
Stop elbow
Oil return trap
Indoor
unit
19.7ft (6m)
19.7ft (6m)
19.7ft (6m)
19.7ft (6m)
19.7ft (6m)
Outdoor
unit
Liquid pipe
Gas pipe
Oil trap
4.2.
4
Installation of the
Refrigerant Pipe Protection Layer
The refrigerant
refrigerant pipe should be insulated by the insulating mater ial and plastic tape to prevent
condensation and water leakage.
The joints
of the indoor unit should be wrapped with the insulating mater ial
.Ensure there is no gap
on the joint
of the indoor unit, as shown in Fig.9.
The thermal
insulating layer is required to be wrapped at this part.
Thermal insulating pipe
No gap
Fig 9
13