49
MAINTENANCE
PROBLEMS - CAUSES - CORRECTIONS
Whenever Jacto sprayers equipped with piston pumps present problems, try to classifiy them
in one of the following four groups.
control
valve
TROUBLE-SHOOTING
tank
primary valve
boom
return
hose
pressure
hose
spray lance
filter
pump
c) PRESSURE OSCILLATION
The pressure gauge needle oscillates.
The nozzle spraying angle oscillates.
d) INTERMITTENT PRESSURE
The pressure gauge needle vibrates with
intensity.
The pressure hoses vibrate with intensity.
The nozzles apraying angle varies.
b) PRESSURE DEFICIENCY
(PARTIAL LACK OF PRESSURE)
Desired pressure is not attained.
Specified nozzle spraying angle is not
attained.
Pressure gauge shows lower pressure.
deficient
pressure
normal
pressure
a) LACK OF SUCTION AND PUMPING CAPACITY
No liquid flow through the nozzles.
No return to the tank.
Pressure gauge does not indicate pressure.
Summary of Contents for CONDOR B-12
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