11-01
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
Boom movement without Cartridge valve not closed a. Clean cartridge valve
boom function switch body to remove conta-
movement mination preventing
valve from closing
completely.
b. Clean cartridge valve
port to remove conta-
mination preventing
valve from closing
completely.
c. Verify electric current to
the solenoid turns off
with the boom function
switch
680 High Clearance Sprayer - Maintenance, Service &
Troubleshooting
Section E
9
Section E
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