Actuator Check B - Nordson 3100V Series Customer Product Manual

Hydraulics
B
1-7
Actuator Check
1.
Remove
the pump cover
2.
See Figure B 1-3. Thread an M4 screw into the top
of
the air valve
spool.
4130032
Fig.
B
1-3
Manually Shifting the Air Valve
3.
Alternately press down and pull up on the screw to manually shift the
air valve.
lf the air valve does not move, refer to Pump actuator
malfunctioning for one or more of the following reasons under
Pump does not stroke
in Table B
1-1
.
lf
the pump strokes when the air valve is shifted but will not stroke
on
its
own, refer to Pump actuator malfunctioning for one of more
of the following reasons under Pump does not strokein
Table B
1-1.
lf the pump
does not stroke, then the pump is leaking air or
is
jammed.
Refer to Pump Air Section Checklo check for air leaks.
lf an air leak is not the problem, then the pump
is
jammed.
Refer
to
Cleaning or
Rebuilding the Pump to clean the pump air or
hydraulic section.
a
a
a
@
2000
Nordson
Corporation
All ,ights
reserued
4'l-3000y
lssued 5/00
81 EN-02-[3V-X-AGXXJ-2