Fast 9500, Owner'S Manual

Page: 110 / 116

TROUBLESHOOTING
TROUBLESHOOTING Boom Sprayer 9500 / 9600 Page 110
TROUBLESHOOTING
Problem Cause Solution
Sprayer is not stable. Moves
from side-to-side.
Low tire pressure Add air to tires
Loose wheel bolts Tighten wheel bolts
System loses pressure.
Filter screen plugged Clean chemical line screens
Pump worn
Check and repair or replace
pump
Faulty suction hose
Check for collapsed suction
hose. Replace hose
Faulty regulator Replace regulator
Hose leaking Tighten hose or replace hose
Sprayer pressure too high.
Return hose plugged Clean or replace hose
Faulty pressure sensor
Calibrate sensor. Replace as
required
Faulty regulator Repair or replace valve
Wrong agitation valve setting
Open agitation valve slightly
until pressure goes to
required range
Tip too small for volume
Check tip chart for proper
size
Chemical system pressure
too low.
Return hose plugged Clean or replace hose
Faulty pressure sensor
Calibrate sensor. Replace as
required
Faulty regulator Repair or replace valve
Wrong agitation valve
Close agitation valve slightly
until pressure goes to
required range
Check valves or screens
plugging.
Dirty water
Flush and clean the system.
Use clean water
Poorly mixed chemicals
Mix chemicals slower. Follow
mixing instructions
High spray drift.
Boom set too high Lower boom
Too windy Wait until wind dies down
The pump does not draw
Water.
Pump is airlocked Bleed air from pump
Suction line is plugged or
collapsed Examine suction line.
Replace as required
Pump faulty Replace pump