Hydraulic Circuits - Riello G5RT MC Installation, Use And Maintenance Instructions

HYDRAULIC CIRCUITS

PR2
S
KEY
- Pump with filter and pressure regulator (high pressure)
S
st
VR1 (NO) - 1 stage oil return valve normally open
nd
VR2 (NO) - 2 stage oil return valve normally open
rd
VR3 (NC) - 3 stage oil return valve normally close
- Air damper hydraulic jack for the 2
AD2
- Air damper hydraulic jack for the 3
AD3
st
- 1 stage oil regulator (low pressure)
PR1
nd rd
- 2 - 3
PR2
- Valve Unit
GV
st nd
- 1 -2 stage nozzle
U1
rd
- 3 stage nozzle
U2
20013744
PR1
VR 1
stage oil regulator (high pressure)
VR 3
GV
VR 2
AD AD
D9511
2 3
nd
stage
rd
stage
4
GB
U2
U1