CEMO CENTRI SP30 Manual De Instrucciones página 19

9. Maintenance and inspection
9.1 Safety measures
i
Important:
The operator must provide any protective clothing required.
Disconnect the pump from the power supply before carrying out maintenance and inspection
work.
Who can carry out maintenance and inspection work?
Standard maintenance work can be carried out by operating personnel.
9.2 Maintenance and inspection table
Interval Assembly
As re- Pump exterior
quired
As re- Suction-side sieve cap
quired
Monthly Housing
Monthly Housing
Monthly Electrical equipment
Defective and worn parts must be replaced.
10 Troubleshooting
Feature
System is not vented
within 1 minute of initial
start-up
Pump motor does not
turn even though the
pump is switched on
Motor runs slowly
The motor is turning but
there is no output from
the pump
Increased noise
Pump housing leaking
Action
Remove any dirt that has accumulated
Clean
Visual check for damage
Check for leaks and loose connections
Visual check for damage
Possible cause
Tank is empty
Sieve cap clogged
Air cannot escape from the delivery
line
No power supply
External power supply unit defec-
tive
Fuse defective
Supply voltage too low
Back pressure too high
Lines/hoses are blocked
Motor turns in the wrong direction
Air bubbles in the liquid
Tank empty
Seal defective
Solution
Fill the tank.
Clean the sieve cap
Open pressure-side valve (delivery nozzle/system
valve)
Check that the terminal clamps are connected cor-
rectly and that sufficient voltage is being provided to
the battery.
Check that the power supply unit is plugged in and
switched on and that the output voltage is present.
Check the blade fuse in the black holder on the con-
nection cable. Replace if necessary.
Provide voltage of at least 80% of the nominal value
Reduce delivery height or increase line cross-section
Check whether the delivery hose is kinked or a valve
is closed.
Check that the polarity of the power supply is correct.
Let the tank stand for a few minutes
Fill the tank
Replace pump
GB
Carried out by:
Operating personnel
Maintenance person-
nel
Operating personnel
Operating personnel
Operating personnel
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