Zehnder Rittling Unity ZCV3si Installation And Operating Instructions Manual page 9

Commissioning
To master reset and recommission your Unity ZCV3si
Resetting your Unity ZCV3si must be carried out by a qualified electrician or
competent person.
Whist the fan is running, remove both the outer cover and main body cover of the
fan (see installation section page 4).
Locate the 'reset' button and depress using a small 'pin-sized' tool for 3 seconds.
All lights will turn on to show the unit has been reset.
Turn the power OFF to the fan refit the main body cover.
Locate main body cover via the arrow & unlock position, rotate clockwise to 'lock
position'.
Tighten retaining screw until main body cover cannot be opened.
Turn the power to the fan ON r ecommission either via your fan or the APP,
refer to respective commissioning section (for via the fan see page 7 or for via the
APP see page 8).
The Unity ZCV3si will start to go through its initialisation sequences for the
flow rate commissioning. See page 7 for fan status.
Note: Your fan will remember its previous timer and humidity settings, if required,
these can be changed during the recommissioning section.
Unlock position Lock position
Retaining screw
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