- GB -
Start-up
Switching on the unit: Plug the power plug of the transformer into the socket. The unit switches on immediately.
Switching off the unit: Disconnect the transformer power plug.
Maintenance and cleaning
Attention! Dangerous electrical voltage.
Possible consequences: Death or severe injury.
Protective measures:
• Prior to reaching into the water, disconnect the power supply to all units used in the water.
• Disconnect the power plug prior to carrying out work on the unit.
• Should the performance reduce, clean the air intake opening in the base of the housing.
Replacing the membranes
Note!
• Never operate the unit with defective membranes.
• Always replace both membranes even when only one membrane is defective. The procedure is identical for
both membranes.
• Please contact your specialist dealer if you do not wish to undertake the replacement yourself.
• Remove the hood by unscrewing the screws from the unit underside (A).
• Disconnect the connection hose from the pump heads (B) on the left-hand and right-hand side.
• Lift the motor block (C) and remove the diaphragm chamber (D) fitted with four screws.
• The membrane can be replaced after loosening the screw and removing the support disk (E). Ensure correct inser-
tion (note the shape).
• Reassemble the unit in the reverse order and put it back into operation.
Storage/Over-wintering
When the unit is in continuous operation it can remain in place at freezing temperatures.) Otherwise store the unit
indoors in a dry room (room temperature).
Wear parts
The membranes are wear parts and are excluded from the warranty.
Remedy of faults
Malfunction
The unit is not operating
The unit does not deliver any air or the amount
delivered is insufficient
The unit is unusually loud
Disposal
Do not dispose of this unit with domestic waste! For disposal purposes, please use the return system provided.
Disable the unit beforehand by cutting off the cables.
8
Cause
No mains voltage
The aeration stones are soiled
The air filter is soiled
Membrane is defective
Membrane is defective
Remedy
Check mains voltage
Clean the aeration stones
Clean the air filter
Replace the membranes
Replace the membranes