Duplo DF-850 - 1-3. Double folding of thick paper

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Chapter3AdvancedOperation
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1-3. Double folding of thick paper
Whenusinghigh-qualitypaperorotherthickpaper(nequalitypaper104.7g/m
2
/27.9lb)toperformdouble
folding,thepaperfoldedpartmayopenupwhenejectedtothestackerarea,sothatitcannotpassthrough
thestackerroller,andresultinginapaperjam.Inthiscase,performthefollowingprocesses.
When performing double folding of thick paper (fine quality paper 127.9 g/m
2
/33.9 lb), paper
ejection problem may occur. Do not use thick paper.
1
Perform the operations in Chapter 2 “2-3. Stacking paper” (p.19) to “3-5. Aligning
separation pressure adjustment lever position” (p.24).
2
Lift up the stacker roller by hand, and
lift the levers (two locations right and
left) attached to the stacker lever, in the
direction of the arrow.
Thestackerrollerisleftoatingabovethebelt
surface.
3
Set the stacker roller position.
Thesettingpositionis[5].
Chapter 2 “3-4. Aligning stacker roller position” (p.23)
TheDF-870stackerrollerautomaticallymovestoalignwithpapersizeorfoldingform.
4
Press the key for test folding.
Whenthepapermis-feedsortwosheetfeedoccurs,seeChapter5“4. HandlingofMis-Feed”(p.65)or“5.
HandlingofChains”(p.66).
5
Check that the paper is smoothly ejected or not.
Ifalreadyprocessedpaperisnotsmoothlyejectedtothepaperreceptionplate,orapaperfeedjam
errorhasoccurredintheejectionarea,changethestackerrollerposition.
Ifejectionwasnotsmooth,performstep6.
Ifejectionproceededsmoothly,gotostep7.
6
Change the stacker roller position to [4] or [3].
Chapter 2 “3-4. Aligning stacker roller position” (p.23)
7
Confirm the test folding finish.
Whenafoldingmisalignmentisconrmed,checkthatitisthenalsheetoftest-foldedpaper.
Incaseofmisalignment,seeChapter3“6.AdjustingMisalignment”(p.46).
8
Perform the operations in Chapter 2 “3-7. Setting counter” (p.25) to “3-8. Performing
folding operation” (p.26).
The recommended value for processing speed is [ ].
9
After the operation is ended, return the stacker roller position to [1].