A 3-50
lnstallation
Flushing
the
System
@ontd.)
5. Prepare each
gun
in
your
system for
operation as follows:
.
Air-operated
guns:
increase the operating
air
pressure
to 240 kPa
(35
psi).
o
Electric
guns:
turn on the
gun
driver.
o
Hand-operated
guns:
unlock the trigger.
WARNING:
Trapped air may
still be in the hoses and
guns.
Shield the area and
operator from splashing adhesive.
6.
Trigger
the
guns,
keeping
them open
so that no
pressure
builds
up
NOTE:
You may need
to adjust the
gun
air
pressure
depending on
the
viscosity
of the adhesive
and the
gun
response.
7. Flush
the system. lf the PUMP
light is not on,
press
the PUMP
key.
Gradually
increase
air
pressure
to the
pump
by turning the air
pressure
regulator clockwise.
Allow adhesive
to
flow out
of the
guns
until alltrapped
air, cleaning solution, and impurities
are flushed out of
the system.
lf the
pump
slows noticeably or stops, increase
pump
air
pressure
slightly.
8. Stop triggering the
guns.
9. Reduce
pump
air
pressure
to
0
by
turning the air
pressure
regulator
fully counterclockwise.
10. Trigger
the
guns
momentarily
to relieve
trapped hydraulic
pressure.
WARNING: Hot!
Risk of burns. Wear heat-protective
clothing,
safety
goggles,
and heat-protective
gloves.
11. Attach
the
nozzles
to the
guns
A3EN-04-[3V-X-4XXVI-1 3
41
-3000v
lssued 5/00
@
2000 Nordson Corporation
All dghts reserved
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