Panasonic HL-PX665B Operating And Installation Instructions page 44

Maintenance and Cleaning
Removing and inserting the oven door glass
Oven door glass pane can be cleaned from the inside, but it has to be removed first.
Remove the oven door (see page 43).
NOTE
To replace the glass pane, observe the reverse order.
44
1
Slightly lift the supports on the left
and right side of the door (1 on the
diagram) and pull them away from the
glass pane (2 on the diagram).
2
Hold the door glass pane by the
lower edge. Slightly lift it so that it is
no longer attached to the support then
remove it.
3
To remove the third glass pane,
lift and remove it. Also remove the
rubber seals on the glass pane.