MAINTENANCE
39
Troubleshooting
Trouble
Cause
Remedy
Spray Fogs
Pump speed too fast for size of nozzle
Lower pump speed or change nozzles. See
“Establishing Flow Rate/Ground Speed
Ratio.”
Spray Streaks
Pump speed too slow.
Increase pump speed. See “Establishing
Flow
Rate/Ground Speed Ratio.”
Nozzles not at proper angle.
Adjust angle of nozzles.
Spray bar at improper height
Adjust spray bar height.
above ground.
Material temperature too low.
Heat material to correct temperature.
Spray Lacks Pressure
Pump speed too slow.
Adjust pump speed.
One or more control valves in incorrect
Check position of all control valves. Be sure
position, not fully opened or closed, or
all valves are fully opened or closed.
leaking.
Repair leaking valves as necessary.
Suction strainer plugged.
Clean suction strainer.
All Nozzles Do Not
Spray bar linkages not adjusted
Adjust linkage.
Cut Off Spray
correctly.
Pump Will Not Turn,
Material in tank or pump below
Heat material to proper pump temperature.
Or Turns Slowly.
pumping temperature.
Air leak in suction line from reservoir
Locate and repair leak.
to filter to inlet of charge pump.
Hydraulic system pressure low.
Raise pressure.
Low oil in hydraulic reservoir.
Add hydraulic oil to correct level.
Spray bar valves set improperly.
Correct spray bar valve settings.
Defective Hyd. motor.
Check for excessive case drain in motor.
Repair or replace defective components.
Hydraulic Oil
Material in tank or pump below
Heat material to proper pump temperature.
Overheats.
pumping temperature.
Air leak in suction line from reservoir to
Locate and repair leak.
filter to inlet of charge pump.
Low oil in hydraulic reservoir.
Add hydraulic oil to correct level.
Spray bar valves set improperly.
Correct spray bar valve settings.
Summary of Contents for Black-Topper Shooter II
Page 3: ...2 ...