Some sketches. Note that the Knitmaster has an extra loop AFTER the overhead wire
Threading a Brother knitting machine. The Knitmaster LK150 is also like this. Can anyone tell me about Toyota?
Threading a Knitmaster knitting machine. The Passap E6000 is also like this
In both cases, the tension discs have a little knob - you must ensure the yarn is beneath this knob so that it stays between the tension discs.