• Impeller is damaged.
• The impeller stuck by foreign
Noisy
matters or not fixed correctly.
• Inlet tap is closed.
• Air exists in canister filter .
• The canister is not filled with
water.
Abnormal
• The water in aquarium is too
start
low.
• Water valve taps are not
open.
• Inlet and outlet valve are not
Little
• fully open.
water
• Inlet and outlet pipes are too
output
dirty.
• PVC tubing is too dirty.
• Change a new impeller.
• Remove foreign matters or
re-fix impeller.
• Open inlet valve taps.
• Shake canister filter body
and let air out completely.
• Fully fill canister filter
casing with water.
• The water in aquarium
must be above the min.
water level.
• Open water valve taps.
• Open Inlet and outlet
valve
• fully.
• Clean the inlet and outlet
pipes.
• Clean the PVC tubing.
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