Toro 41582 Operator's Manual page 57

Problem
A boom section does not turn off.
A boom valve is leaking
A pressure drop occurs when you turn on
a boom.
Boom actuator is not operating properly.
Possible Cause
1. The valve is damaged.
1. An O-ring is deteriorated.
1. The boom bypass valve is improperly
adjusted.
2. There is an obstruction in the boom
valve body.
3. A nozzle filter is damaged or clogged.
1. A thermal breaker in the fuse block
responsible for powering the actuator
has tripped due to overheating.
2. A thermal breaker in the boom actuator
responsible for powering the actuator
has tripped or malfunctioned.
57
Corrective Action
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.
1. Stop the spray system and pump and
turn off the sprayer. Disassemble the
valve and replace the O-rings.
1. Adjust the boom bypass valve.
2. Remove the inlet and outlet connections
to the boom valve and remove any
obstructions.
3. Remove and inspect all nozzles.
1. Wait for the system to cool down before
resuming operation. If the thermal
breakers trip repeatedly, contact your
Authorized Service Dealer.
2. Contact your Authorized Service
Dealer.