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INSTALLATION DIAGRAMS
The indoor unit may be installed on top of the outdoor one and vice versa.
Outdoor unit positioned on top and indoor unit on the bottom
In this case, traps (6) must be installed on the suction piping (3), every three
meters of difference in level. These traps will allow the oil to return to the
compressor. The connection piping must be insulated.
Key:
1. Outdoor unit
2. Indoor unit
3. Piping on gas side (larger diameter)
4. Piping on liquid side
5. Condensation drain pipe
6. Trap
Note:
The maximum difference in level between the indoor unit and outdoor unit
must not exceed the values given in the "
LIMITS TO THE LENGTH AND
HEIGHT DIFFERENCE OF REFRIGERANT PIPES
" section.
Outdoor unit positioned at the bottom and indoor unit on the top
In this case a trap (6) must be made on the intake piping (3) to halt the
downflow of refrigerant and to avoid liquid returning to the compressor. The
relative connection pipes must be insulated.
Key:
1. Outdoor unit
2. Indoor unit
3. Piping on gas side (larger diameter)
4. Piping on liquid side
5. Condensation drain pipe
6. Trap
Note:
The maximum difference in level between the indoor unit and outdoor
unit must not exceed the values given in the "
LIMITS TO THE LENGTH AND
HEIGHT DIFFERENCE OF REFRIGERANT PIPES
" section.
Installation instructions
