Overload Relief Valve Specifications (Bench Data) - Kubota KX080-3 Workshop Manual

WSM KX080-3 Service
(3) Overload relief valve (bench data)
No. valve location
6
7 Control valve
8
9 Control valve
10 Control valve
11 Control valve
12 Control valve
13 Swivel motor
14 Travel motor
Operating work
Boom up/down
Bucket
dump/crowd
Arm dump
Arm crowd
Auxiliary port 1
delivery/return
Blade down
Blade up
Swivel, R&L
Travel, R&L
IV-S-23
Unit KX080-3
MPa 31.4 ±0.3
2
320 ±3
kgf/cm
psi 4554 ±44
MPa 30.4 ±0.3
2
310 ±3
kgf/cm
psi 4409 ±44
MPa 20.6 ±0.3
at 5 L/min (4.76 USGPM)
2
210 ±3
kgf/cm
psi 2988 ±44
MPa 27.4 ±0.3
2
279 ±3
kgf/cm
psi 3974 ±44
MPa 11.8 ±0.3
2
120 ±3
kgf/cm
psi 1711 ±44
MPa 21.6 ±0.3
KX080-3:
2
220 ±3
kgf/cm
at 66 L/min (17.44 USGPM)
psi 3129 ±44
MPa 29.4 ±0.3
2
300 ±3
kgf/cm
psi 4267 ±44
Hydraulic system
Remarks