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Installation of Indoor, Outdoor Unit
Piping length and elevation
Multi Piping Type
1.1 The maximun allowable level, piping length and Refrigerant Charge
[Outdoor Unit]
7.5m
Sandard Length
Model
[Outdoor Unit]
A,B,C,D,E
L4UC488FA0
7.5m
Extra refrigerant = (Extended length - Rated length) x Additional refrigerant
CAUTION: Capacity is based on standard length and maximum allowance
length is on the basis of reliability. Oil trap should be installed every 5~7
meters.
8 Room Air Conditioner
Max piping
Max total piping
A
B
C
D
25m 25m 25m 25m
60m(A+B+C+D)
It does not matter which unit is higher.
A
B
C
D
Additional Charge
length
over the total 30m pipe length
[Indoor Unit]
Pipe Size(Gas)
Ø 9.52mm over Ø 12.7mm
20g/m
7.5m
30g/m
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