To see and edit your Autoresponder intervals, click Audtoresponders under the Addons menu. Then click Edit under the specific campaign you want to look at.
Email Marketing shows the frequency that each email is set to send with, under the title, for each email in the series.
If you need to make changes, click the Settings button, under the individual Autoresponder email.
Adjust any settings, click Continue. Confirm your settings, and then save.