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5 Clean the portion stained with ink and then install the new pump head in reverse
order of the procedures above.
[Caution] Make sure to use new O-rings. (2 pieces)
Be careful not to cause the O-ring to fall off or pinched.
Refer to the figures below for identifications of 4 kinds of pump heads.
6 Reset the pump time to "0" on the “Parts usage time management” screen.
Supply pump head Makeup pump head
Circulation pump head