Meyra iChair DYNAMIC 1.623, Руководство по техническому обслуживанию и ремонту, Страница: 31 / 48

31
Carbon brushes
The carbon brushes (1) are supplied as a set and are to be
replaced as a set.
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Do not touch the friction surface of the carbon brushes!
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The carbon brushes are worn when they are used up to
8 mm length.
They are also to be replaced when the contacts appear
black and dull. – On intact carbon brushes the contacts
are anthracite coloured and shining.
Removing the carbon brushes
Version 1:
1. Unscrew the locking cap (2) of the carbon brush coun-
ter-clockwise.
2. Pull the pressure spring with the carbon brush (1) out of
the guide shaft [3].
Version 2:
1. Slide the cap (4) of the carbon brush out towards the
back [5].
2. Pull the pressure spring with the carbon brush out of
the guide shaft [6].
Mounting the carbon brushes
Assembly of the carbon brush is done analogue in reverse
order to chapter
Removing the carbon brushes on page 31.
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During assembly of the carbon brushes, after a
visual inspection, ensure that the carbon brushes
have the same assembly position as before and
glide freely in the guiding groove.
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