Komatsu PC200-8M0 Shop Manual page 400

SEN06127-00
Operation table of PPC lock solenoid valve
Operating condition
Lock
Lock lever
Free
Operation table of 2-stage relief solenoid valve
Overheat 1st setting is ON
Overheat 2nd setting is ON
All of work equipment, swing, and travel signals are OFF
Swing lock switch is ON
Travel signal is ON
L mode is selected
Boom LOWER signal is ON
P/E mode is
Left knob switch is ON
selected
Other than above condition
Operation table of swing holding brake solenoid valve
Operating condition
Work equipment, swing, and
travel signals
Operation table of travel speed selector solenoid valve
Overheat 2nd setting signal is ON
Fuel control dial is at 1,500 rpm or below
Travel speed switch is at Lo/Mi (PC200-8M0)
Travel speed switch is at Lo (PC220-8M0)
Travel speed switch is at Hi (PC200-
8M0)
Travel speed switch is at Mi/Hi (PC220-
8M0)
Other than above condition
Operation table of travel junction solenoid valve
Travel steering signal is ON
Travel lever is operated independently
Travel steering
signal is OFF
Other than above condition
Operation table of ATT return selector solenoid valve (Machine with provision for attachment)
Operating condition
Working mode: Other than B
Working mode: B
48
30-101
Operation
OFF
ON
Operating condition
Signals other than swing single signal are ON
Swing single signal is ON
All are OFF
Any one is ON
Operating condition
Travel signal is OFF
Travel signal is
ON
Operating condition
Operation
OFF
ON
101 Testing and adjusting, Part 1
Testing solenoid valve output pressure
Operation
OFF
ON
F or R pump pressure is 24.5 MPa {250 kg/cm
F or R pump pressure is 15.3 MPa {150 kg/cm
F or R pump pressure is 24.5 MPa {250 kg/cm
PC200, 200LC, 220, 220LC-8M0
Operation
OFF
ON
OFF
Operation
OFF
2
}
2
}
ON
Operation
ON
2
}
OFF