Operator's Manual

Troubleshooting
Troubleshooting the Spray System
Problem
Possible Cause Corrective Action
1. The electrical connection
on the boom valve is
dirty or disconnected.
1. Turn the valve off
manually. Disconnect
the electrical connector
on the valve and clean all
leads, then reconnect it.
2. Blown fuse 2. Check the fuses and
replace them as
necessary.
3. Pinched hose 3. Repair or replace the
hose.
4. A boom by-pass valve is
improperly adjusted.
4. Adjust the boom by-pass
valves.
5. Damaged boom valve 5. Contact your Authorized
Service Dealer.
A boom section does not
spray.
6. Damaged electrical
system
6. Contact your Authorized
Service Dealer.
A boom section does not
turn off.
1. The valve is damaged. 1. Stop the spray system
and pump and turn off
the sprayer. Remove
the retainer from under
the boom valve and pull
out the motor and stem.
Inspect all parts and
replace any that appear
damaged.
A boom valve is leaking
1. An O-ring is deteriorated. 1. Stop the spray system
and pump and turn off
the sprayer. Disassemble
the valve and replace the
O-rings.
1. The boom bypass valve
is improperly adjusted.
1. Adjust the boom bypass
valve.
2. There is an obstruction
in the boom valve body.
2. Remove the inlet and
outlet connections to the
boom valve and remove
any obstructions.
A pressure drop occurs
when you turn on a boom.
3. A nozzle lter is damaged
or clogged.
3. Remove and inspect all
nozzles.
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