Human Touch Perfect Chair PC-420 Mode D'emploi Et D'entretien page 7

3. Insert the headrest frame into the backrest frame.
With the arc of the headrest frame pointing toward the back of the chair, slide the two ends of the
headrest frame into the open tube ends at the top of the backrest frame (Fig.9).
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Fig.9
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4. Replace the headrest frame screws.
Using a Phillips-head screwdriver, replace the two headrest frame screws, securing the headrest
frame to the backrest frame (Fig.10).
Fig.10
9