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| BLUE LAGOON AOP COMPACT OZONE & UV-C 75W & AOP COMPACT OZONE & UV-C 75W SALTWATER
4500 by holding the switch down for 5 seconds. The counter value will then be reset to 4500, and
a new value can be set.
• “dn” means (down): This option enables you to decrease the meter indication to the desired hour
indication. This selection is confirmed if the selected user setting ”dn” and the meter indication
on the display blink alternately. Following this, press the switch (T) down for 5 seconds. After 5
seconds, the display will only indicate “dn”. You can then release the switch.
By briefly pressing the switch , the counter value can now be decreased in steps of 500 hours
from the value of 4500 down to a minimum value of 0000. The decreased value and “dn” will
blink alternately on the display.
Wait for 10 seconds once you have selected the desired hour indication,. After 10 seconds, the
selected hour indication will be displayed and the timer will start counting down.
If you make a mistake while decreasing the meter indication, it is possible to reset the counter to
4500 by holding the switch down for 5 seconds. The counter value will then be reset to 4500, and
a new value can be set.
The time meter will indicate that the lamp must be replaced as follows:
• From hour position 0672; the display will blink every second. The lamp must be replaced within
4 weeks.
• From hour position 0336; the display will blink every half second; The lamp must be replaced
within 2 weeks.
• From hour position 0168; the display will blink every ¼ second; The lamp must be replaced in 1
week’s time.
• At an hour position of 0000; the digits will blink continuously, and the meter will not continue to
count down. The lamp must be replaced.
REPLACING THE LAMP
The special Blue Lagoon AOP Compact Ozone & UV-C 75W lamp must be replaced after 4,500
operating hours. Always switch off the power supply when replacing the lamp.
1. Unscrew the screw cap (U) and pull it up a little, together with the lamp. Carefully remove the
lamp from the yellow lamp holder (V). When the lamp is unscrewed, pull it carefully from the
quartz glass. As these parts are very fragile, caution is essential. Do not touch the lamp with your
hands; use a soft cloth to handle the lamp. If the lamp has been touched, it is recommended to
clean it again using a soft cloth and some alcohol.
2. Introduce the new lamp carefully into the quartz glass and fit the lamp into the lamp holder (V).
Re-position the lamp and hand-tighten the screw cap (U) onto the unit.
REPLACING THE HOUSING/ELECTRICAL UNIT
If the housing or the electrical unit needs replacing, the earth must first be disconnected from the
housing (see Chapter ‘Installation of the earth cable’). The electrical unit of the device is situated in
the display box (W) on the device. The display box is glued and cannot be opened. If the electrical
unit is replaced, the entire box must be unscrewed and the earth wiring must be disconnected
