Air Valve Lnstallation - Nordson 3100V Series Customer Product Manual

Hydraulics B
1-35
Air
Valve lnstallation
See
the illustrations in Air Valve Removalas you perform the following
reassembly
steps.
You
can also use the actuator parts list illustration at
the end of this section.
1.
Apply SP pump lubricating oil to the spool lands. Refer to Actuator
Parts Listtor the oil part number.
2.
Carefully insert the spool into the sleeve and center it
in
the sleeve
NOTE: The spool
and
sleeve are a matched set and cannot
be
replaced
with components from another air valve assembly.
3.
lnstallthe
retaining
screw.
Tighten
to 0.7-0.9 N.m (6-8 in.-lb).
4.
Make sure the spool slides freely in its sleeve. lf not, replace the air
valve and go to step
5.
5.
Apply high-temperature lubricant to a new set of O-rings and install
the O-rings on the sleeve.
6;
See Figure B 1-24. Press the air valve into the valve body from the
top by pushing down on the flange.
Fig.
B
1-24
lnstalling the Air Valve
7.
lnstall a new bumper assembly
on
top of the air valve
8.
Use a
wrench to hold the bumper assembly flats and tighten the
retaining
nut.
Tighten
to 9-11 N.m (81-99 in.-lb).
t
4tnqrRn
@
2000
Nordson Corporation
All rights reseNed
41-3000v
lssued 5/00
81
EN-02-[3V-X-AGXXI-2