Procedure For Changing Adhesives - Nordson 3100V Series Customer Product Manual

Operation
A
4-11
5.
Procedure for
Changing
Adhesives
Contact
your material supplier about the compatibility of the old and new
materials.
lf the old and new adhesives are compatible, add the new
adhesive to the
tank.
lf
the new adhesive is not compatible with the old
one, ask your supplier for an acceptable flushing material to thoroughly
clean
the system.
Use
this procedure to clean the system before changing to an adhesive
that is incompatible with the old one.
1.
Ensure
that the unit is at operating temperature.
WARNING:
System or material
pressurized.
Relieve system
pressure.
Failure
to obserue may result in serious burns.
2.
Relieve system
pressure. Referto Relieving System Pressureinlhe
Maintenance section of this manual.
3.
Drain
the unit by pumping as much adhesive from the tank as
possible using
one
of
the following methods.
Method of Draining
Description
Gun Place
a suitable
container under each gun
nozzle.
Remove
each nozzle from its gun.
Turn on the pump by pressing the PUMP
key and pump the adhesive out through the
gun.
Manifold
Pump the adhesive out through the
manifold.
Refer to the filter
flushing
procedure for your filter in lhe Maintenance
section
of
this manual.
Hose Disconnect a hose from its
gun.
Replace
the dust cover, which was removed during
installation, on the hose electrical
receptacle.
Position the hose over a
suitable
waste container and secure
it.
Turn the pump on by pressing the PUMP
key and pump the adhesive out through the
hose.
@O00
Nordson Corporatlon
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lssued
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A4EN-06-[3V-A-AAXV]-1