Acorto 2000s - Page 139

Section
15: Preventative
Maintenance-
2030-0154
Replace O-Rinqs
and
add
Lubricant
j
Clean
Piston
and
remove
old
o-rings
k.
Replace
the
black
upper
o-ring.
o-ring
should
be
placed as indicated
in
Fisure
A.
Fiqure
A
2140-010
Black angled
lower
piston
seal, upper
grove
Replace
Lower
Piston
O-ring
l'wo different
Lower
Piston
Assembly configurations
exist.
The
lou'er
o-ring
is different
on each
and
is not interchangeable.
To uvoitl
leuking.
en:;ure
))ou
use the
proper
o-ring
in
replucemenl-
Replace
the
lower
o-ring
with EITHER
the black o-ring
with
a 90"
groove
in it OR
the
round
white o-ring.
Both
are supplied
in
parts
kit.
The o-rings
are
not
interchangeable.
To distinguish
between
the
two
piston
styles,
observe
the bottom
of the
piston
head
fbr the
"double
groove"
as indicated
in Figure
B.
Fiqure B
m.
Evenly
fill the
middle
channel
of the
piston head
(between
the o-rings)
with Superlube.o
grease
(Acorto
Part
#3200-017). avoid
getting lube on
the
Microscreen.
Reinsllall
Lower
Piston
n. Reinstall the
piston.
o.
Piston will
be tight
with the
new o-rings. This
is
common.
3.
Upper
(brew)
Piston
a.
Do
not
remove
upper
Piston
NEWER
VERSION
PISTON
OLDER
VERSION
PISTON
USE
WHITE
ROUND
O-RING
PN 2140-022
USE
BLACK
O-RING
WITH 90' GROOVE
PN 2140-051
15-B
Acorto 2000s/i
Technir:al
SuPPort