A
5-4
Maintenance
Replacing Hose
Connector or
Plug
O-Rings
4130552
Fig. A
5-2 Removing a Hose Plug
and O-Ring
4130s94
Fig. A
5-3 Correct Way to Remove
or
Tighten
a Hose
Use this
procedure
to replace damaged hose
connector or
plug
o-rings.
Refer to Recommended
Spare
Parts
and Supplies at the front of this
manual for o-ring
part
numbers.
To Remove
Hose
Connector
or Plug
O-Rings
1.
Relieve system
pressure.
Refer
to Relieving System Pressure in this
section.
2. To remove the o-ring from
a
hose-port
plug,
complete steps
3
and 4
To remove
the
o-ring from
a hose connector, complete steps
5-8.
3. See
Figure
A5-2.
Use an
Allen wrench to remove
the o-ring
plug
from the hose
port
on the manifold.
4.
See
Figure A5-2.
Bemove the o-ring from the
plug.
5.
Disconnect
the hose electrical connector from the
electrical
receptacle
directly above the hose connection.
6.
Disconnect the hose from
the
hose
connector using two wrenches.
Select
the wrenches
using Table A 5-2 and use
them
as shown in
Figure A
5-3.
Table
A 5-2 Wrench
Sizes
Needed for Hose
Connections
Hose
Size
(lnternal
Diameter)
Connector
Wrench
Size
Hose-Fitting Wrench
Size
8 mm
(s/16
in.) 16 mm
(s/e
in.) 18 mm
(11/16
in.)
16 mm
(s/a
in.) 32 mm
(11/+
in.)
32
mm
(11/4
in.)
29 mm
(11/8
in.)
Use
large,
adjustable wrenches.
AsEN-07-[3V-X-AXAX]-s
41-3000v
lssued 9/98
@898
Nordson Corporation
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