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Stairmaster STEPMILL 7000 PT - Drive Chain

Stairmaster STEPMILL 7000 PT
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•
•
•
PARTS
REMOVAL
AND
REPLACEMENT
3.
Pivot
the
alternator
forward
to
loosen
the
belt.
Remove
the
Poly-V
belt.
4.
When
reinstalling
the
POly-V
belt
,
pivot
the
alternator
forward
or
back
as
necessary
to
allow
1/10
"
(0.3
em)
of
play
on
either
side
of
the
belt
(refer
to
Figure
14)
.
5.
Tighten
the
adjustment
bolt
and
verify
the
POly-V
belt
tension
.
DRIVE
CHAIN
1.
Remove
the
left
side
cover.
2.
Remove
the
retaining
clip
and
retaining
plate
from
the
drive
chain
master
link.
Do
not
remove
the
master
link
from
the
drive
chain
yet.
3.
Push
up
on
the
idler
arm
with
one
hand
to
relieve
the
tension
on
the
drive
chain
(refer
to
Figure
15).
Remove
the
master
link
from
one
end
of
the
drive
chain
and
remove
the
drive
chain
from
the
sprockets
.
4.
Reinstall
the
drive
chain
by
reversing
the
steps
.
STEP
ASSEMBLY
1.
Remove
the
right
and
the
left
side
covers.
2.
Rotate
the
stairs
until
the
step
you
want
to
remove
is
positioned
in
the
middle
of
the
staircase
.
3.
Loosen
and
remove
the
nut
from
one
end
of
the
step
shaft
on
both
the
upper
and
the
lower
hinges
of
that
step
(refer
to
Figure
16).
You
may
be
required
to
place
another
5/16
"
-18
nut
on
the
opposite
end
of
the
step
shaft
to
remove
the
nut.
4.
Remove
the
bearing
and
the
washer
from
each
step
shaft.
5.
Grasp
the
opposite
step
retaining
nut
with
pliers
or
locking
pliers.
Pull
the
step
shaft
out
of
the
upper
and
lower
step
hinges
.
Be
careful
to
not
lose
the
washer
located
between
the
step
and
the
modified
link.
6.
Reinstall
the
step
by
reversing
the
procedures
.
Page
42
,
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