Oase BioMaster 250 Notice D'emploi page 26

- EN -
Cleaning the suction chamber of the pre-filter
The suction chamber only has to be cleaned if venting
does not function even though the foam filters and
valve box of the pre-filter have been cleaned.
Prerequisite
• The pre-filter has been removed. (→ Removing the
pre-filter)
C A U T I O N
There is a strong spring in the suction chamber that
can act like a projectile.
Risk of injury due to parts flying around
• When opening the suction button, do not point it at
persons.
• Firmly hold the suction button.
MALFUNCTION REMEDY
Malfunction
Unit does not start up.
Water flow insufficient
Insufficient filtering performance
Insufficient water heating
(only units with heater)
The filter cannot be vented.
Increased noise
26
How to proceed:
 X
1. Press in the engagement hooks, hold and turn the
2. Carefully lift the suction button until the tension of
3. Remove the suction button and spring.
4. Clean the suction chamber.
5. Assemble the suction chamber in the reverse order.
WEAR PARTS
• Filtration medium
• Impeller unit
• Suction cups
Cause
No mains voltage
Impeller unit blocked
Air in the filter
Impeller unit soiled
Impeller unit worn
The flow is not correctly set.
Foam filter of the pre-filter soiled
Filter media in the container soiled
Suction basket clogged
Pipework soiled
Foam filter of the pre-filter soiled
Foam filter of the pre-filter worn
Filter media in the container soiled
Filter media in the container worn
Heater defective
Heater not calibrated
Water temperature incorrectly set on the
heater
Water flow insufficient
Valve box in the pre-filter blocked
Filter is not below the surface of the water. Install the filter below the surface of the
Air in the filter
locking ring counter-clockwise (bayonet lock).
the spring is relieved.
Remedy
Check the mains voltage.
Clean
Vent the filter. Move the filter from side to
side, if necessary, to allow the remaining
air to escape.
Clean
Replace the impeller unit.
Correct the setting.
Clean
Clean
Clean
Clean suction unit, flow-out unit and
hoses.
Clean
Replace
Clean
Replace
Replace
Calibrate
Correct the water temperature setting on
the heater.
See malfunction "Water flow insufficient"
Clean the valve box.
water.
Move the filter from side to side to allow
the remaining air to escape.
BioMaster, BioMaster Thermo