Symbols used in these instructions
C A U T I O N
• Indicates a possibly hazardous situation.
• Non‐observance may lead to slight or minor injuries.
N O T E
Indicates information intended to give the user a bet‐
ter understanding.
Additional information
A Reference to a figure, e.g. Fig. A.
Reference to another section.
PRODUCT DESCRIPTION
Scope of delivery
A
1 Casing
2 Unit head
3 Hose nozzle
4 UVC lamp
5 Operating instructions
Function description
The special UVC radiation of the UVC clarifier elimi‐
nates floating algae and other algae that give water a
green color. It also kills bacteria and other germs. The
UVC clarifier is integrated in the water circuit, ideally
upstream of a filter.
Intended use
ClearTronic 7 W, referred to in the following as
"unit", may only be used as specified in the following:
For cleaning aquariums.
Operation under observance of the technical data.
The following restrictions apply to the unit:
• Only use indoors and outside of the aquarium.
• Do not use for commercial or industrial purposes.
• Never use the unit to convey fluids other than wa‐ter.
• Not to be used for sterilising drinking water or other
fluids.
• Do not use in conjunction with chemicals, foodstuff,
easily flammable or explosive substances.
TROUBLESHOOTING
Malfunction
The performance of the unit is not satis‐
factory
UVC lamp is not lit.
INSTALLATION AND CONNECTION
Prerequisite
The unit head is removed. (→ Dismantling the unit
head)
Set‐up the unit
How to proceed:
B
Only install the unit in the permitted positions to en‐
sure fault‐free operation.
Allow sufficient space for carrying out maintenance
work.
Connect the unit
How to proceed:
C
1. Screw the hose connector with union nut and seal
onto the connection on the casing.
– Connect the inlet and outlet.
– Hand‐tighten the union nut.
2. Screw the lock nut onto the hose connector, fit the
hose onto the hose connector and turn back the
lock nut to fix the hose in place.
3. On completion of the work, fit the unit head.
(→ Fitting the unit head)
COMMISSIONING/START‐UP
Prerequisite
• First switch on the pump, then the UVC clarifier.
• Check all connections for leaks.
Switching ON/switching OFF
• Switching on: Insert the power plug into the socket.
– The unit switches on immediately.
• Switching off: Disconnect the power plug.
Check the function.
D
• The function display is lit when the UVC lamp is
switched on.
Cause
The water is extremely soiled.
The quartz glass is soiled.
The UVC lamp capacity is exhausted.
Flow rate is too high.
Power plug not connected
UVC lamp defective
Connection defective
Remedy
Remove algae and leaves from the aquar‐
ium, change the water.
Clean the quartz glass.
The lamp must be replaced after 8000 op‐
erating hours.
Reduce the pump capacity.
Connect the power plug.
Replace the UVC lamp.
Check the electrical connection.
‐ EN ‐
5