EOS SERVICE PROCEDURE 12-2810-R02 (10/3/10)
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14
12.
Install
the
protector
cap
on
the
first
stage
yoke
retainer
and
tighten
down
with
the
yoke
screw.
Making
sure
that
all
other
ports
on
the
first
stage
are
sealed
close,
lightly
inhale
on
the
second
stage
to
determine
vacuum
integrity;
you
should
not
be
able
to
draw
air
through
the
second
stage.
If
you
can,
refer
to
the
Trouble
Shooting
section
on
page
3
to
determine
the
possible
cause
and
resolution.
13.
Check all fittings to insure none are loose and are correctly torqued before returning the regulator to the customer.