Pontec PondoClear Set 4000 - Maintenance and Fault Resolution; Troubleshooting Common Malfunctions; Routine Cleaning Procedures

- EN -
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Remedy of faults
Malfunction
Cause
Remedy
The unit performance is not satisfactory
Unit has been in operation only for a short time
The complete biological cleaning effect is only
achieved after several weeks
Water extremely soiled
Remove algae and leaves from the pond, per-
form a partial water change
Excessive fish and animal population
Guide value: approx. 60 cm fish length in 1 m³
pond water
Foam filters soiled
Clean filters
Pump filter housing soiled
Clean pump filter housing
Impeller unit blocked
Clean pump
Quartz glass tube soiled
Remove UVC and clean quartz glass
UVC lamp capacity exhausted
Replace the lamp after approx. 8000 operating
hours
UVC lamp display is not lit
Power supply of UVC not connected
Connect UVC power plug
UVC lamp defective
Replacing the UVC lamp
Connection defective
Check electrical connection
UVC overheated
UVC automatically switches on when cooled
down
No water outlet from the pond inlet
Pump power supply not connected
Connect pump power supply
Pond inlet blocked
Clean pond inlet
Wear parts
• Foam filter
• Impeller unit
• UVC lamp, quartz glass and O ring for quartz glass
Maintenance and cleaning
Carry out the cleaning and servicing measures described in the following at regular intervals in order to ensure proper
function of the individual units. The cleaning cycle depends on the degree of soiling/pollution of the garden pond. Fol-
low the warning and safety information!
WARNING
Possible death or severe injury from hazardous electrical voltage!
• Prior to reaching into the water, isolate (switch off and disconnect) all units/devices used in the water.
• Isolate the device (disconnect from the power supply) before carrying out any work on it.
Cleanfilter
Prior to starting cleaning and servicing of both filter and submersion unit, switch the submersion unit off and open the
unit in question (→ Installation). When finished, thoroughly close the units again and check all connections and lines
for perfect function.
How to proceed:
 F
1. Pull out all foam filter at the same time.
2. Remove all bio balls
3. Rinse foam filters, container and bio balls under running water.
4. Reinsert the foam filters into the container at the same time.
– Ensure that the foam filters are correctly arranged and aligned!
5. Return the bio balls to the chamber on the outlet side.
6. Close the container. (→ Installation)
Replacethe different filters
• Replace old filters by new filters. The procedure is identical to that described for filter cleaning. (→ Cleaning filters)