❹ Maintenance; I Changing The Peristalti C Tube; I Winterizing - Zodiac pH expert Instructions For Installation And Use Manual

4.1 I Changing the peristalti c tube

• Remove the peristalti c pump cover,
• Place the roller holder at "10:20" by turning it clockwise,
• Completely free the left fi tti ng by keeping it stretched outwards,
• Then turn the roller holder clockwise to free up the tube as far as the right fi tti ng
• Make sure that the roller holder is in the 10:20 positi on.
• Insert the left fi tti ng of the new peristalti c tube into its housing.
• Then pass the tube into the roller holder guide.
• Turn the roller holder clockwise and accompany the tube as far as the right fi tti ng.
• Refi t the peristalti c pump cover.

4.2 I Winterizing

• Always keep the sensor in water and frost-protected.
• During winterising, it is recommended to leave the pump in clean water in order to
rinse the peristalti c tube by carrying out manual priming (see §"3.4 I Priming the
peristalti c pump").
• Then place the roller holder at 6 o'clock to facilitate restarti ng.
• Remove the pH sensor from its holder and store it in its original bott le or in a container
fi lled with tap water.
• Close off the sensor holder if necessary.
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❹ Maintenance