An automated Before Tax Salary Sacrifice can be setup using an Expense Rule.
Navigate to Menu > Settings > Payroll Rules > Deductions Rules > select Deductions > click the "Add New Expense Rule" button.
Example:
Pam has a before tax Salary Sacrifice of $135 per week.
This is paid into her super fund automatically.
The payment should go through a clearing house as a Salary Sacrifice
The configuration for the example above:
Click the "Add Rule" button to confirm.