Maybe I was lucky.

After getting ready to follow procedure it bled quite easily.

Things that might of helped.

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Left for Several days.

Started a few times quickly getting to temperature and squeezing coolant hose on the top right and then both smaller hoses top left

(heater)?
Found it took some more water and heaters got hot.

Radiator was hot all through
checked after several days and found level to be good.

Happy days all bled