Evolution Solar HFD
44
22.4
Oil pressure adjustment
To adjust the oil pump pressure, turn the screw
(1)
clockwise to increase the pressure, and
anticlockwise to decrease it.
1 – Pressure adjustment.
2 - Vacuum gauge point.
3 - Valve.
4 - Manometer point.
5 – Nozzle outlet.
6 - Return.
7 – Intake.
22.5
Oil supply piping diagrams
The diagrams and tables below correspond to installations without reductions and with a perfect
hydraulic seal. It is recommended to use copper pipes. A pressure drop of 0.4 bar (30 cmHg) must
not be exceeded.
Intake installation
H Pipe
length
(m)
int.
8 mm.
int.
10 mm.
0.0 25 60
0.5 21 50
1.0 18 44
1.5 15 38
2.0 12 26
2.5 10 26
3.0 8 20
3.5 6 16
Charging installation
H Pipe
length
(m)
int.
8 mm.
int.
10 mm.
0.5 10 20
1.0 20 40
1.5 40 80
2.0 60 100
22.6
Technical specifications
Intake installation
H
Charging installation
H
H
SUNTEC - MOD. AS47C
1
2
3
4
5
6
7
DANFOSS - MOD. BFP 21 L3
3
5
4
2
7
6
1
