Pipe Length Elevation And Additional Quantity Of Gas - Electrolux EXl09HL1W Installation Manual

Rooftop Installation
1 If the outdoor unit is installed on a roof
structure, be sure to level the unit.
2 Ens ure the roof structure and anchoring
method are adequate for the unit location.

Pipe Length Elevation and Additional Quantity of Gas

Suction Pipe
Model Number
Diameter
EXI09HL1W-A1
EXI12HL1W-A1
EXI09HL1W-A2
EXI12HL1W-A2
EXI18HL1W-A2
caution
The outdoor unit is charged with the
refrigerant for standard pipe length.
When the connecting pipe length is longer
than standard length, additional refrigerant
should be added into the unit according
the above table through the service port on
3-way service valve on the outdoor unit.
meters) and shortest misalignment possible
between the indoor and outdoor units.
Maximum length
Indoor unit
Piping length under 5m
Discharge Pipe
Diameter
Outdoor unit
3 If the outdoor unit is installed on roof
structures or external walls, this may result in
excessive noise and vibration, and may also
be classed as non-serviceable installation.
Maximum
Standard
Length (m)
Length (m)
20
20
The maximum allowance length and height
is based on reliability.
Exceeding the maximum may cause poor
performance or malfunction.
When the level difference between indoor
and outdoor units is greater than maximum
height, or when the outdoor unit is installed
above the indoor unit, oil trap should be
Maximum length
Oil trap
Indoor unit
Piping length 5m or more
Additional
Maximum
Height (m)
Refrigerant
(g/m)
10
10
10 20
10 20
10
Outdoor unit
6