Nordson 3100V Series Customer Product Manual page 170

Maintenance
A 5-17
9.
Slowly increase pump pressure
by
turning the air pressure regulator
clockwise so the flushing material circulates through the system
without splashing out
of
the
tank.
Allow the system to circulate for
one and one-half to four hours.
10.
Decrease pump air pressure to 0 by turning the air pressure regulator
fully counterclockwise and wait for material to finish draining from the
hoses.
1'1.
See Figure A
5-11.
Remove the hoses from the tank, secure them
over a waste container and drain the flushing materialfrom the tank
into
the container.
CAUTION:
Using
a metal brush or scraper can damage
Teflon-coated
tanks.
Use
a
stiff-bristled,
nonmetal brush when
cleaning
a Teflon-coated tank.
12. Use a
stiff-bristled, nonmetal brush or similar tool to scrub the tank or
dislodge as much char and debris as
possible.
Do not use a metal
brush or scraper
on
Teflon-coated tanks.
NOTE:
lf
this procedure does not remove
allthe charred
material,
you may need to replace the tank.
Refer to
the procedure for
replacing the tank
in
the Iank
section of this manual.
13. Using a
metal or plastic scoop,
fillthe
tank to within
25 mm (1 in.) of
the
top with fresh, clean hot melt material.
'14.
Set the temperature
of
the tank to the lowest temperature that the
adhesive
can be pumped
at.
Refer
lo
System
Programming
Procedures inlhe
lnstallaflon section
of
this manual.
15.
Wait for the unit to
reach
the preset temperature, then drain
3/a
of
the
adhesive through the hoses into the waste container.
16.
After you have drained
3/a
of
the material, reduce the pump air
pressure to 0 by turning the air pressure regulator fully
counterclockwise.
Gtr)98
Nordson Corporation
All rights reserued
41-3000y
lssued
9/98
AsEN-07-[3V-X-AXAE-s