Toro Multi Pro 5800-D Operator's Manual page 92

Problem
A spray section valve is leaking.
The pressure drops when you turn on a
spray section.
The spray nozzle(s) drip when the section
switch(es) is shut off
The sprayer pressure drops while
spraying.
Possible Cause
1. An O-ring is deteriorated.
2. A valve seat is worn or damaged.
1. The section-bypass valve is improperly
adjusted.
2. There is an obstruction in the
section-valve body.
3. A nozzle filter is damaged or clogged.
1. Debris has accumulated between
the nozzle body and the check-valve
diaphragm.
1. The suction filter screen is clogging or
clogged.
92
Corrective Action
1. Disassemble the valve and replace
the seals using the Valve Repair
Kit; contact your authorized Toro
distributor.
2. Remove the valve actuator and
replace the valve seals and seat using
the Valve Repair Kit; contact your
authorized Toro distributor.
1. Adjust the section-bypass valve.
2. Remove the inlet and outlet
connections to the section valve
and remove any obstructions.
3. Remove and inspect all nozzles.
1. Clean the nozzle body and diaphragm;
refer to Cleaning the Nozzle Body and
Check-Valve Diaphragm.
1. Remove and clean or replace the
suction filter.