5
5
OVERALL MACHINE
TROUBLESHOOTING
5B0AX00OVERALL MACHINE
2. Check the fuse
Check the fuse in the power supply circuit that oper-
ates the pilot solenoid valve.
3. Check the limit switch
ī ī ī·īīīīīīīīīīīīīīīīīīīīīīīīīī
īīīīīīīīīīīīīīīīīīīīīīīīīīīī
īīīīīīīīīīīīīīīīīīīīī
ī ī ī·īīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīī
with a tester.
ī ī ī¬īīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīī
4. Check the lever lock solenoid valve
ī ī ī¦īīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīī
a. Turn the starter switch to the ON position.
ī
īīīÆīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīīī-
noid valve.
c. Move the lever stand to turn on the limit switch.
īīīī¬īī īīīī īīīīī īīī
īīīīīīī īīīīīī īīīīī īīīīīīī īīīīī īīīī
spool is moved and the circuit is switched, the sole-
noid valve is normal.
5. Check the pilot relief valve
Measure the relief pressure of the pilot relief valve.
īīī ī¬īī īīīī īīīīīīīīī īīīīīī īīī īīīīīīī īīīīīīīīīīīīīīī īīīī
valve is normal.
īīīīīī¶īīīīīīīīīīīīīī³īīīīīīīīīīīīīīīīīīīī
6. Check the pilot valve
īīīīīī§īīīīīīīī
īīīīīīīīīīīīī
īīīīī³īīīīīīīīīīī
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