Page 6
3.3.4
CHECK SYSTEM Light and Audio Alarm
The CHECK SYSTEM light will flash to warn the unit may need attention. A warning message
will also be displayed. If enabled, an audio alarm* may also be heard when the system light is
flashing. Unless deemed a normal condition, per below, see the Troubleshooting section on
page 42.
Flashes red when pump is off / water flow is insufficient (It is normal for the light to flash if
the circulation pump is off)
Flashes when salt is low (check salt and add as needed)
Flashes when water temperature exceeds 125° F (51° C), or drops below 10° F (-12° C)
*Note: When enabled, an audio alarm will sound due to any of the above three (3) conditions. If
water flow ceases (or falls below minimum acceptable levels) the alarm will automatically
silence after 10 minutes. To enable or disable audio alarm, see section 7.6.13
” on page 26 in the programming instructions.
3.4 NORMAL DISPLAY MODES
The Digital Nano/Nano+ is limited to Purifier Mode.
3.4.1
Purifier Mode
Purifier (Chlorine Output %) level .............. Shown in 1% increments
Range with cover open .................... 0% to 100%
Range with cover closed .................. 0% to 20%
Water Temperature ................................... Displayed in Fahrenheit or Celsius. The Temperature can
be turned off. See section 7.6.7,
page 24 for more information.
CHECK SYSTEM Light ............................ Off when operating normally. Normally blinking red when
circulation pump is off and supply power to the Digital
Nano/Nano+ remains on. The light will also blink red when
an error has occurred. Refer to the Troubleshooting
section on page 42 for more information.
Example with the Retractable Pool Cover Open and the Temperature Display on
.
Example with the Retractable Pool Cover Closed and Temperature Display off.
Display “A”
Display “B”
Cell Status
……
will show “
On
” when chlorine is being generated.
Field will be blank when the cell is off.
