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7 - Fault finding
Technical info
Before call to the Technical Service
Cuando se detecte un problema de funcionamiento en el equipo, quizás no sea necesario avisar al Servicio Técni-
co y sea posible solucionarlo facilmente. Para ello, es necesario prestar especial atención a la siguiente tabla:
In the case that...:
No liquid comes out of the no-
zzles.
Lack of pressure.
Pressure drop.
Pressure increases
Foam production.
Liquid is leaking for the bottom of
the pump.
The electrical control unit does not
work.
Excessive noise or vibrations in the
blower unit.
Vibrations or noises in the gear-
box.
7.1
Could be...:
Air in the system.
Suction or pressure filters
obstructed.
Air in the suction system.
Incorrect assembly.
Pump valve blocked or worn
Pressure gauge defective or dirty.
Blocked filters.
Worn nozzles.
Air suction when emptying the tank.
Pressure filters are starting to block.
Agitation nozzle is blocked.
Air is entering the system.
Excessive agitation.
Damaged diaphragms or plungers.
A blown fuse.
Incorrect polarity.
The valves do not close properly.
No power.
The fan has lost its conter weight.
The bloer unit's nuts are broken or worn
The bloer unit's nuts are broken or worn.
The gear is not properly engaged.
Worn tooth-wheels.
Oil level below minimum.
It's advisable...:
Fill the suction hose with the water for initial filling.
Clean the filters.
Check that the suction fitting is not obstructed or too
near the bottom of the tank.
Check the O-rings on the suction system. Some of
them could be damaged.
Check the suction hose and its fittings.
Check the tighten of the valves crankcases on the suc-
tion colector.
The agitation restrictor is not fitted.
Safety valve's spring does not close properly.
The suction fitting inside the tank is obstructed.
Check for possible blockage or wear.
Check for obstruction of pressure gauge inlet.
Clean all filters. Fill with clean water and start up.
If powdered product is being used, check that the agi-
tation is on.
Check the flow through every one and replace those
that exceed it by 10%.
Too much agitation. Disconnect the agitator to empty
the tank
Clean all filters.
Check for blockage by opening or closing agitation
Check for loose nuts, fittings, O-rings in the suxtion sys-
tem.
Close the agitacion. Reuce the tractor r.p.m.
Use anti-foaming agent.
See, "Maintenance" section.
Check that the section's motor turns correctly on both
side.
Brown (+). Blue (-). In the lighter plug brown in the
middle.
Check the end points of each section and the diodes.
Check that the fuse box is well placed and makes con-
tact.
Take the fan to be re-balanced. Consult your dealer.
Tighten the nuts.
Change the fan clutch.
Put the gear lever in the correct position.
Replace the tooth-wheels.
Fill to the indicated.
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