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10
Remove the device, making sure you handle
it with care.
11
Recorded
water level
22cm
±
(
12
Remove the wedge plug.
14
Carefully remove the rigid tube.
DO NOT REMOVE THE BLACK TUBE.
Correct installation
Using the measuring tape, measure the immersion
depth from the water level. This must be between
19 cm and 25 cm (ideally 22 cm).
If the immersion depth is not right, mark out the
recommended depth of 22 cm (+/- 3cm) using a pencil
and tape measure.
3cm)
Example:
Immersion depth recorded = 30 cm.
Recommended depth = 22 cm +/- 3cm.
You must carefully cut your probe down to size by:
30 – 22 = 8 cm from the bottom of the tube
13
Unscrew the 2 screws holding the rigid
tube.
15
Firmly hold the rigid tube while cutting with
the hacksaw.
12
Incorrect installation
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