MAINTENANCE/SERVICE
ROLLS AND
ROLL
DRIVE
(continued)
Roll Timing
For proper conditioning, the rolls must be timed
with each steel bar
on
one
roll
centemd between
two
bars
of
the
other
roll
as
shown
,
WARNING: To avoid bodily injury
or
death
from
unexpectE~d
start-up
or fall
of
raised
machine; stop
engine, remove
key
and lengage
lift
cylinder stops before going under rnachineto
examine roll timing,
or
for
any rea$on.
Examine roll timing along the length of the rolls
and adjust to desired position as follows:
1.
Adjust roll drive c
hain
tensi
on
(p
rev
ious
page).
2.
Loosen two bolts (A) In slots of yoke plate on
either upper
or
lower roll universal shaft.
3. Remove bolt (8) from
one
of
thle
s
erie
s of
holes
in
yoke plate.
4. Turn rolis to achieve best timi
ng
.
5. When
roll timing is
sa
ti
sfactory, align
any
of
the
holes
in
yoke plate with a hole
in
mating
plate at drive case and install and tighten bolt
(8). Tighten bolts (A) to secure the position.
NOTE: This adjustment should
bl~
made
in
conjunction with the "Roll Gap" :3djustment,
detailed
in
Operation section.
57
ROLL
TIMING
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