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7. Troubleshooting
7.1. Possible symptoms of faults - Causes of faults - Remedies to be applied
Defaults
The agitator does not start up or its
speed is too low.
The agitator starts but nothing hap-
pens.
Overheating.
Vibrations.
The single-post ram does not go up
any more.
Suction fault.
Member of Exel group
Possible causes
Insufficient air supply of the agitator.
Restrictive exhaust.
The motor has not been used for seve-
ral weeks.
Loose propellers.
Loose coupling sleeve.
Too high speed rotation.
Loose of one of the propeller.
Loose coupling sleeve.
Loose geared motor.
Worn guide ring.
Insufficient air supply.
Lever of the distributor in the middle
position.
Plugged strainer.
The pump does not start.
Empty drum.
98
Remedies
Raise the air pressure unscrewing the
needle valve
Check the air supply pressure
upstream of the agitator.
Clean the muffler.
Change it if necessary.
Increase the air pressure.
Check the screws of the propellers.
Tighten if necessary.
Check the screws of the coupling
sleeve.
Tighten if necessary.
Reduce rotation speed of the agitator.
Check the screws of the propellers.
Tighten if necessary.
Check the screws of the coupling
sleeve.
Tighten if necessary.
Check the tightening of the geared
motor.
Change the guide ring.
Increase the air pressure.
Check the connection.
Hold the distributor lever upwards to
raise the single-post ram..
Check the strainer.
Clean it or change it if necessary.
Check the pump.
Check the drum.
Fill it. Change it if necessary.
DRT582350110
A - 2023/10
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