❻ Maintenance; I Cleaning The Sensor(S) - Zodiac GenSalt OT Series Instructions For Installation And Use Manual

6.1 I Cleaning the sensor(s)

Sensor(s) must be cleaned every 2 months.
• Turn off the fi lter pump.
• Close all valves.
• Remove the sensor and the sensor holder from the POD.
• Rinse the sensor with tap water for 1 minute.
• Shake off excess water.
To avoid damaging the acti ve part, do not rub or dry with a cloth.
• Brush the juncti ons and the metal part (Gold) for the ORP sensor using a toothbrush for 1 minute.
• Prepare a diluted hydrochloric acid soluti on by pouring 1 mL (10 drops) of commercially-available hy-
drochloric acid (HCI 37%) into 50 mL of tap water (1/2 glass of water).
• Hydrochloric acid is a hazardous chemical that may cause burns, lesions, and irritati ons.
Handle with extreme care using protecti ve equipment (gloves, goggles, coveralls). Refer to
the substance SDS sheet for more informati on.
• Always pour acid into water.
• Once cleaning is complete, dispose of the soluti on according to standard in eff ect in the
country of use.
• Wash the sensor in the diluted hydrochloric acid soluti on for 2 minutes.
• Rinse sensor in clean tap water for 1 minute.
• Shake off excess water.
• Then calibrate the sensor, see «5.3 I Calibrati ng the sensors (if an opti onal pH Link or Dual Link module
is installed)».
• Put the sensor holder and the sensor in place on the POD Kit.
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❻ Maintenance