Itemsneeded; Replacement Procedure; Relieving System Pressure - Nordson 3100V Series Customer Product Manual

14
RTD-Style Hot Melt Hose
Items Needed
Replacement Procedure
.
Applicator and associated equipment technical manuals
e
Two
wrenches; refer to Table
3
for the required wrench sizes
.
Safety goggles
.
Safety gloves
o
Heat-protectiveclothing
o
Drain pan
Table
3
Wrench Sizes Needed for Tightening Hose Fittings
Relieving System Pressure
WARNING: Hot.
Risk of burns. Hot applicator parts, splashed
hot melt adhesive material, and hot gun surfaces can cause
severe burns. Wear heat-protective clothing, safety goggles,
and
safety gloves while replacing hoses.
1.
Heat the system to operating temperature
WARNING: System or
material
pressurized. Relieve pressure.
Failure
to observe may result in serious burns.
2.
Follow
the procedures described
in
your applicator technical manual
to
relieve
system
pressure.
ln
general, relieving system pressure
requires that
you perform
all
of
the following actions that are
appropriate for your unit:
.
Systems with a piston pump:
Reduce pump air pressure to zero and disconnect the supply
(incoming) air line.
Place
the air pump ON/OFF switch
in
the
OFF position.
.
Systems with a gear pump:
Turn the motor speed dial to 0%.
Place
the motor ON/OFF
(or START/STOP) switch
in the
OFF (or
STOP)position.
Hose
!.D. Size
Connector
Wrench Size
Hose
Fitting
Wrench Size
s/15 in 5/s in
11/16
in.
s/6 in
11lain. 11lain.
Manual
45-21
108232E
lssued
1/00
@
2000
Nordson
CoIporation
All rights ressrved