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The refrigerant is pre-charge in the outdoor unit. If the piping length is less than 7.5m, then additional charge after vacuuming
is not necessary. When the piping length is more than 7.5m, use the table below.
Cooling only
Model
Additional charge [g/m]
Model
Additional charge [g/m]
Model
Additional charge [g/m]
Heat Pump
Model
Additional charge [g/m]
Model
Additional charge [g/m]
Model
Additional charge [g/m]
Example:
FDM20JEVLK & RD20JEVLK with 13m piping length, additional piping length is 5.5m. Thus,
Additional charge = 5.5[m] x 22[g/m]
= 121[g]
* When connect with FDM25JEVLK and FDYM25JEVLK, additional 0.2kg refrigerant charge is needed for 3.0m to
7.5m piping length.
ADDITIONAL CHARGE
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
Indoor
Outdoor
! CAUTION
1-19
FDM20JEVLK
RD20JEVLK
22
FDM30JEVLK
RD30JEVLK
57
FDM50JEVLK
RD50JETLK
58
FDYM20JEVLK
RYD20JEVLK
22
FDYM30JEVLK
RYD30JEVLK
57
FDYM50JEVLK
RYD50JETLK
58
FDM25JEVLK
RD25JEVLK*
55
FDM40JEVLK
RD30JEVLK
40
FDM60JEVLK
RD60JETLK
107
FDYM25JEVLK
RYD25JEVLK*
55
FDYM40JEVLK
RYD30JEVLK
40
FDYM60JEVLK
RYD60JETLK
107
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