jcb JS70 - Page 134

Pressure Measuring Points
Pressure Relief Valves
4 - 1
Section E Hydraulics
9803/6020
Section E
4 - 1
Issue 1
A
B
A297090
Key
A Main relief valve
B Boom raise relief valve
C Boom lower relief valve
D Bucket open relief valve
E Bucket close relief valve
F Dipper out relief valve
G Dipper in relief valve
292430
G1 Main, Dipper, Swing
G2 Main, Boom, Bucket
G3 Pilot, Accumulator
G4 Blade
G2
G1
G3
G4
Front
Front