Installation Instructions
9
refrigerant will be charged.
Table 7
Model
Total Liquid Pipe Lenght (a+b+c+d+e)
Multi 363
İ
40m
Multi 423
İ
50m
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(
OLTXLGSLSH¶¶
Note: if the total refrigerant pipe length is larger than that listed in the table above, the additional
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3) Example :
MULTI 423
Fig.9
Table 8 Indoor Unit
Serial No.
Model
Indoor Unit
Ļ
'XFWHG7\SH
Indoor Unit
ĺ
'XFWHG7\SH
Indoor Unit
Ĺ
'XFWHG7\SH
Indoor Unit
ĸ
'XFWHG7\SH
Indoor Unit
ķ
'XFWHG7\SH
Table 9 Liquid Refrigerant Pipe
Serial No.
e
d
c
b
a
Diameter
ij
ij
ij
ij
ij
Length
20m
20m
15m
5m
5m
The total length of each liquid refrigerant pipe is: e+d+c+b+a=20+20+15+5+5=65m. Thus, the minimum
additional refrigerant charge
=
(65-50)
×
0.022=0.33kg (Note: no additional refrigerant is needed for the liquid
pipe within 50m).
4) Additional Refrigerant Charge Record
Table 10 Indoor Unit
No.
Indoor Unit Model
Additional Refrigerant Charge(kg)
1
2
……
N
Total
a
b
c
d
e
