Special Applications; Scoring - Challenge MEDALIST 820 Instructions And Parts Manual

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SLITTER ACCESSORIES
Perf
Stripper
Wrenches
Rubber
Score
Wheel
Perf
Blade
Your Medalist includes perforator and scoring blades,
two scoring collars, a rubber score wheel, a blade
holder and a grooved perf collar as standard equip-
ment, (fig. 30).
Installation of accessory blades and collars is simpli-
fied by the removable slitter assembly, (fig. 31). Loosen
the set screw in the sliding collar, (fig. 31). Simply
slide the slitter shaft to the right, bring the opposite end
out of the folder frame and remove the shaft assem-

Scoring

Position your scoring blade as desired. Scores should
be made so that the blade runs on the side of the sheet
that will be on the inside of the finished fold. Scores
may be made on the Medalist in two ways;
1. The blade may be run on top of the
rubber scoring wheel supplied. The
rubber wheel is simply positioned on
the slitter shaft opposite the score
blade.
2. For a more controlled fold as might
be needed with various stock thick-
nesses, use the scoring collars on the
shaft opposite the score blade, (ill. 5).
Position the collars on either side of the
18

SPECIAL APPLICATIONS

CAUTION: Use extreme care when handling and changing the
scoring or perforating blades. Severe lacerations could result
from careless handling procedures.
Stacker
Springs
Perf
Collar
Blade
Score
Score
Blade
Holder
Collars
(fig. 30)
Slitter
Slitter
Shaft
Shaft
Sliding
Collars
bly. Install the accessory items as required and rein-
stall.
NOTE: Before tightening blade holder screws, mount
the holder with the blade loosely attached onto the slit-
ter shaft. Now tighten the holder screws. This en-
sures the blade is concentric with the slitter shaft mak-
ing for easier installation and even scores and perfs.
scoring blade. The degree of score desired may be
obtained by moving the collars either closer or farther
away from the blade.
Score Blade
Score Collars
Scoring
Set
Screws
(fig. 31)
(ill. 5)
F.669-D/820-870/Jan 98

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