Tetra EX 400 Plus Mode D'emploi page 10

EN
Cleaning/replacing the filter media
 Do not not use cleaning agents or chemical solutions.
 If there are several foam filters, clean or replace the
foam filters at different times. This saves enough use-
ful bacteria to ensure good biological filtration of the
water.
N O T E
Normal tap water destroys the bacteria colonies in the
filter media. This will impair the cleaning effect.
 Only use water from the aquarium for cleaning the
filter media.
Prerequisite:
 The motor head has been removed. ( Removing the
motor head)
How to proceed:
1. Remove all filter media from the filter case.
2. Carefully clean the filter balls, foam filters and ce-
ramic filter rings with water from the aquarium.
3. Change the filter media according to the change in-
tervals.
Cleaning/replacing the impeller
Prerequisite:
 The motor head has been removed. ( Removing the
motor head)
How to proceed:
K
1. Turn the cover cap counter-clockwise into the posi-
tion "open" and remove.
2. Clean the cover cap and impeller with warm tap wa-
ter.
–
Replace damaged parts.
3. Assemble the parts in the reverse order.
4. Turn the cover cap clockwise into the position
"close".
10
Cleaning/replacing the motor head seal
Prerequisite:
 The motor head has been removed. ( Removing the
motor head)
How to proceed:
L
1. Remove the motor head seal and clean with warm
tap water.
–
Replace the motor head seal if damaged.
2. Fit the motor head seal.
–
Ensure that the motor head seal fits tightly to the
motor head all the way round.
Cleaning the foam pre-filter
The foam pre-filter has to be cleaned if it is heavily
soiled.
How to proceed:
M
1. Pull the foam pre-filter from the strainer and wash
with clear, warm water.
STORAGE
How to proceed:
1. Disconnect the power plug.
2. Empty the water from the filter, clean the filter and fil-
ter media. ( Cleaning and maintenance)
3. Store the filter in a dry place.
DISPOSAL
N O T E
Incorrect disposal causes damage to the envi-
ronment.
 Dispose of the packaging materials in an en-
vironmentally friendly way in accordance
with the applicable legal regulations.
 Render the filter unusable beforehand by cut-
ting the cord and dispose of the filter via the
return system provided for this purpose.