AFA4000/E VAV Airflow Controller / p.140
8.4.2 Auto Sash engineering menu
Note: The Engineering menu is password protected. The default password is 1 2 1 2.
The Engineering menu is used by TEL Ltd engineers to test the Auto Sash Controller inputs and
outputs.
To change options in the Engineering menu:
1 Press Mute to select the Engineering menu item.
2 The ‘>’ symbol next to the first option is underlined.
3 Press the ↑ / ↓ buttons to scroll through the editable parameters for that option. The
current editable parameter is underlined, for example, > TLP POS F R shows that the POS
parameter will be selected when Mute is pressed.
4 Press Mute to select the parameter. Adjust the parameter as described in the table below.
5 Repeat this process until all the required parameters have been adjusted. Press the ↑ / ↓
buttons until the ‘>’ symbol is underlined again.
6 Press Mute to scroll down to the next option.
Note: To exit the current parameter list at any time, press the ↑ / ↓ buttons together to return
to the Engineering menu.
Note: Select the option Back to Engineering Menu to return to the next option in the Auto Sash
engineering menu.
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