Hydraulics
B 1-25
Repositioning
or Replacing
the
Shifter Fork
4. lncrease
pump
air
pressure
until
clean adhesive flows from the drain
valve.
This will
purge
the
system of trapped air.
5. Reduce
the
pump
air
pressure
to
0.
6. Close the drain valve.
7.
Return the air
pressure
to the normal operating setting and
resume operation.
Use this
procedure
to
reposition
or replace the shifter fork without
removing
the
pump
from
the unit.
WARNING: Disconnect
and lock out line voltage
to the
unit.
Failure to observe
this warning can result in
personal
injury
or
death.
1. Turn
the unit off; then disconnect
and
lock
out
power
to the unit.
2.
Reduce the
pump
air
pressure
to
0.
3.
Remove the
pump
cover.
4. Remove
the actuator:
a. Move the hydraulic
shaft up or down until shifter fork is centered
in
the
pump
mount.
b.
Remove the screws
and
washers
that secure the
actuator; then
remove the
actuator.
NOTE:
Series
3100t1 3400V and 3500Vunits have a
pump
cover bracket that must
be
removed.
See Figure B 1-5.
5. See
Figure B
1-18. Remove
the screw and washer
(2)from
the
shifter fork
(1);
then slide the fork toward
the air cylinder and off the
hydraulic
shaft.
@000 Nordson
Corporalion
All dghts reserued
41-3000v
lssued
5/00
Bl EN-02-[3V-X-AGXXI-2