15
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15. Parts subject to wear
(Fig. 6)
1 UVC bulb 18 W ID no. 56236
3 UVC bulb 36 W ID no. 55432
4 UVC bulb 55 W ID no. 56636
5 Cleaning rotor 18C ID no. 35068
6 Cleaning rotor 36C/55C ID no. 35069
Malfunction Possible causes Measures
Water is not
clear
No water is
discharged at
one or both of
the water
discharges
Check electrical connections
See chapter 10 cleaning
See chapter 7, Installation
See chapter 7, Installation
Remove algae and leaves and improve the
mechanical filtration via Biotec. Prevent
sources of debris (falling leaves for instance).
Check the water values and replace some
of the water as needed. Use the Biotec.
The following applies as a guide value:
max. 1 kg (2.2 lbs) fish for 1.000 l (265 Gal)
pond water.
The bulb should be replaced after 8000
operating hours.
Select the correct setting for the pump
used. If the setting is correct: set the next
higher step (pump capacity).
1. Unplug the Bitron’s power plug.
2. Disconnect the pump.
3. Unscrew the hose adapter, remove the
flow nozzle and clean it.
4. Clean water discharges (bypass, UVC);
also from the inside as needed.
UVC bulb does not come on
Cleaning rotor and quartz glass
sleeve are dirty
The pump capacity is not suitable
Flow rate through the Bitron is not
correct
The suspended material is brown
and sinks to the floor of the pond.
The pond is extremely dirty and full
of fish food
Fish stock and animal stock is too
high
Light has no UVC capacity
Bypass setting is not correctly
adjusted.
The inserted flow nozzle is very
dirty
One or both water discharges
(bypass, UVC) are very dirty
95-08 26866 Bitron_USA.p65 22.01.2008, 15:5315
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