Issue: 08/2012
• Remove the knurled nut, the spring,
the friction plate and the felt disk on
the friction shaft (arrow).
• Once in a year the felt disk should
be put in a Cardan oil bath. If the felt
disk is worn (surface is hardened) it
has to be changed and oiled.
• Mount the friction again.
• Thread a lm and adjust the friction
(see chapter before).
• To tension the toothed belt loosen the
Allen screw of the eccentric unit (arrow)
from the projector front side.
• Turn the eccentric unit manually until the
toothed belt is tension correctly.
• Fasten Allen screw on projector front side
again.
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