You don’t have to enter looper mode to start looping. You can send record, stop, play etc commands via MIDI and start looping even in delay mode. However if you do want to enter looper mode via MIDI, you can do so my simulating the Tap switch being held down. You can do it as shown below (simulating holding down the tap switch for 3s before releasing it):
Sorry I’ve not been on here for a while! I need to drop in at least weekly. Thanks for the feedback. As I remember I hunted around for a while trying to figure out how to enable looper mode too before I just sent commands and realised it’s always enabled