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Les langues disponibles
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7
Maintenance and cleaning
Attention!
Dangerous electrical voltage.
Possible consequences:
Protective measures:
from being switched on inadvertantly.
Ger
The following conditions must be met:
The plug connectors of the helix cables are connected on delivery.
►
The plug connectors do not need to be disconnected for cleaning and maintenance.
−
Before opening the unit always switch it off and disconnect the power plug.
►
Do not lift the discharge pump out of the tank. The connection cable can be damaged.
►
Never deposit the vacuum head on the filter element (in order to avoid damage). Place the vacuum
►
head on its side or with the handle at the bottom.
7.1
Cleaning the tank
How to proceed:
D
1. Undo the locking clips on the adapter ring.
2. Lift the suction head by the handle.
3. Clean the following parts with clean water and a soft brush:
Water level sensors
−
Pump inlet
−
2" Storz coupling type C
−
Inside of the tank
−
4. Reassemble the unit in the reverse order.
7.2
Cleaning the non-return valve
Prerequisite: Vacuum head with adapter ring has been removed.
How to proceed:
E
1. Release the hose clip on the connection element and pull off the pump.
2. Twist off the non-return valve by turning it counter-clockwise.
3. Clean using clean water and a soft brush.
4. Assemble the parts in the reverse order.
7.3
Cleaning the filter element
Prerequisite: Vacuum head with adapter ring has been removed.
How to proceed:
F
1. Turn the filter support base counter-clockwise.
2. Pull off the filter support base and filter, and clean using clean water and a soft brush.
3. Check the floats in the filter support basket. Ensure that they can move freely.
4. Assemble the parts in the reverse order.
26
Death or severe injury.
Isolate the unit prior to reaching into the water and carrying out any work on the unit. Secure the unit
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