Hoefer SE400 - Manual (Page 25)

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p17
Fig 7. Upper buffer chamber
assembly: First place the upper
chamber onto the sandwich
assembly, then insert the cams
into the cam holes, ridge (short
end) pointing down. To secure the
assembly, turn the cams a full
180° so that the ridge points up
(not shown).
final
clamping
position
cam starting
position