Komatsu Galeo PC138US-8 Shop Manual page 332

SEN02458-01
Testing/Adjusting item
Testing basic pressure of
control circuit
Testing and adjusting oil
pressure in pump PC con-
trol circuit
Testing and adjusting oil
pressure in pump LS con-
trol circuit
Testing solenoid valve out-
put pressure
Testing PPC valve output
pressure
Testing oil leakage
Troubleshooting for
engine controller/sensors/
actuators
4
Sym-
Part No.
bol
799-101-5002 Hydraulic tester
1
K
790-261-1204 Digital hydraulic tester
799-101-5220 Nipple
2
07002-11023 O-ring
799-101-5002 Hydraulic tester
1
L
790-261-1204 Digital hydraulic tester
799-101-5220 Nipple
2
07002-11023 O-ring
799-101-5002 Hydraulic tester
1
790-261-1204 Digital hydraulic tester
M
Differential pressure
2 799-401-2701
gauge
799-101-5220 Nipple
3
07002-11023 O-ring
799-101-5002 Hydraulic tester
1
N
790-261-1204 Digital hydraulic tester
2 799-401-3100 Adapter
799-101-5002 Hydraulic tester
1
P
790-261-1204 Digital hydraulic tester
2 799-401-3100 Adapter
Commercially
Q Measuring cylinder
available
799-601-4100
or T-adapter assembly
799-601-4200
799-601-4130 • T-adapter
799-601-4160 • T-adapter
799-601-4220 • T-adapter
S
799-601-4240 • Socket
799-601-4190 • Socket
799-601-4340 • Socket
795-799-5530 • Socket
799-601-4380 Socket
799-601-4390 Socket
Part name
Pressure gauge:
1
Pressure gauge: 58.8 MPa
1
2 Size: 10 x 1.25 mm
2
Pressure gauge:
1
Pressure gauge: 58.8 MPa
1
2 Size: 10 x 1.25 mm
2
Pressure gauge:
1
Pressure gauge: 58.8 MPa
1
1 49 MPa {500 kg/cm
2 Size: 10 x 1.25 mm
2
Pressure gauge:
1
Pressure gauge: 58.8 MPa
1
1 Size: 02
Pressure gauge:
1
Pressure gauge: 58.8 MPa
1
1 Size: 02
1
1
1 CAM
1 Ne sensor
1 Engine controller
1 For ambient pressure sensor
1 Common rall pressure sensor
1 Injector
1 Engine water temprature sensor
1 Boost pressure sensor
1 Engine controller
30 Testing and adjusting
Remarks
2.5, 5.9, 39.2, 58.8 MPa
{25, 60, 400, 600 kg/cm
2
{600 kg/cm }
2.5, 5.9, 39.2, 58.8 MPa
{25, 60, 400, 600 kg/cm
2
{600 kg/cm }
2.5, 5.9, 39.2, 58.8 MPa
{25, 60, 400, 600 kg/cm
2
{600 kg/cm }
2 }
2.5, 5.9, 39.2, 58.8 MPa
{25, 60, 400, 600 kg/cm
2
{600 kg/cm }
2.5, 5.9, 39.2, 58.8 MPa
{25, 60, 400, 600 kg/cm
{600 kg/cm 2 }
PC138US, USLC-8
2
}
2 }
2 }
2 }
2
}