Gree SUPER+ MULTI ULTRA Series Service Manual page 109

Indoor unit 3
Indoor unit 4
Indoor unit 5
Indoor unit 6
Serial No.
L1
L2
L4
1A
1B
1C
2A
2B
2C
The total length of the liquid pipes: 20+10+10+5+5+5+5+5+5=70(m).
Thus, the total length is over than 30m, so the air conditioner needs to add refrigerant.
 Additional refrigerant charge
Σ the Liquid Pipe Length of Φ6.35×0.022kg/m +
=(5+5+5+5+5+5)(m)×0.022kg/m+(20+10+10)(m)×0.054kg/m-1.47(kg)
=1.35(kg)
4) Additional refrigerant charge record
Diameter(mm)
. 6 5 3
Φ
. 9 2 5
Φ
o T l a t
6.10.2 Procedures for adding refrigerant
NO. 1
Name Outdoor unit
NO. 6
N a m e H - i n k b o
1) When the liquid and gas stop valves have not been opened, the system is under the vacuum:
① Refer to the left of the figure above; connect the R410A tank to the system.
② Turn on the R410A tank and the Hi-knob; charge the R410A refrigerant into the unit from the liquid side
Wall mounted type
Wall mounted type
Duct type
Wall mounted type
Diameter(mm)
. 9
Φ
. 9
Φ
. 9
Φ
. 6
Φ
. 6
Φ
. 6
Φ
. 6
Φ
. 6
Φ
. 6
Φ
Σ
Total length(m)
2 3
Service port Gas side stop valve
7
L - o n k b o
GWH09UB-D3DNA1A/I
GWH09MB-D3DNA3D/I
GFH(09)EA-D3DNA1A/I
GWH09TB-D3DNA1A/I
2 5
2 5
2 5
5 3
5 3
5 3
5 3
5 3
5 3
the Liquid Pipe Length of Φ9.52×0.054kg/m-1.47(kg)
Additional refrigerant charge(kg)
4
Liquid side stop valve
8
R 4 0 1 A a t k n
Super Free Match
Service Manual
Length(m)
0 2
0 1
0 1
5
5
5
5
5
5
5
Pressure-vacuum
gauge
9
S a c e l
103 INSTALLATION