Komatsu Galeo PC138US-8 Shop Manual page 448

SEN02460-01
* Gauge changing work: Change [3] and [4] to 60K and change hoses of [3], [4], and [5].
No. Check item
Fuel
control
dial
MIN
8 PC-EPC valve
MAX
Checked oil pressure
J1 (PC-EPC valve output pressure 1)
J2 (PC-EPC valve output pressure 2)
J3 (PC-EPC valve output pressure 3)
J4 (PC-EPC valve output pressure 4)
J5 (PC-EPC valve output pressure 5)
12
Checking condition
Work-
ing Operation of work equipment
mode
P
E All levers in neutral
L
B
Unit Standard value for new machine
MPa
{kg/cm 2 }
30 Testing and adjusting
[1] [2] [3b]
600K 600K 60K
F pump R pump F pump
main main (F)
J1
— —
J2
— —
J3
— —
J4
— —
J5
— —
Approx. 1.7 {Approx. 18}
Approx. 0.3 {Approx. 3}
Approx. 0.5 {Approx. 5}
Approx. 0.4 {Approx. 5}
Approx. 0.4 {Approx. 5}
[4b] [5a]
60K 60K
R pump
LS-EPC
(R)
J1
—
J2
—
J3
—
J4
—
J5
—
Service limit value
PC138US, USLC-8