York ERJC 36 Installation Instructions Manual page 12

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refrigerant will be charged.
Additional Refrigerant Charge2=∑Extra Liquid Pipe Length×22g/m ( liquid pipe 1/4'' ).
Note: if the total refrigerant pipe length is larger than that listed in the table above, the additional
refrigerant for the extra length of the pipe needs to be charged as per 22g/m.
3) Example : ERJC (42) R
Serial No.
Indoor Unit
Indoor Unit
Indoor Unit
Indoor Unit
Indoor Unit
Serial No.
Diameter
Length
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
No.
1
2
......
N
12
Model
ERJC(36)R
ERJC(42)R
Table 8 Indoor Unit
Table 9 Liquid Refrigerant Pipe
e d
φ6.35 φ6.35
20m 20m
Table 10 Indoor Unit
Indoor Unit Model
Total
Installation Instructions
Table 7
Total Liquid Pipe Lenght (a+b+c+d+e)
e
d
c
b
a
Fig.9
Model
Ducted Type EUKC(09)R
Ducted Type EUKC(09)R
Ducted Type EUKC(09)R
Ducted Type EUKC(09)R
Ducted Type EUKC(18)R
c
φ6.35
15m
Additional Refrigerant Charge(kg)
9
≤ 40m
≤ 50m
b a
φ6.35 φ9.52
5m 5m