1) When removing the upper rear cover[2], open the top cover, and then remove the roll feed unit, left circle cover, tank cover, left cover, right circle cover, right
upper cover, operation panel, exhaust filter, right cover, and lower rear cover.
2) Remove the three screws[1], and then remove the upper rear cover[2].
Note on attaching upper rear cover
In attaching the upper rear cover, allow flexible cable[1] in the control area to pass over the cover.