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Fluid Circulation
32
309551C
Fluid Circulation
Circulation Through Reactor
To circulate through gun manifold and preheat hose, see
page 33.
WARNING
Read warnings, page 5. Do not circulate fluid contain-
ing a blowing agent without consulting with your mate-
rial supplier regarding fluid temperature limits.
1.
WARNING
Do not install shutoffs downstream of the PRESSURE
RELIEF/SPRAY valve outlets (BA, BB). The valves
function as overpressure relief valves when set to
SPRAY. Lines must be open so valves can automati-
cally relieve pressure when machine is operating.
2.
Route circulation lines back to respective com-
ponent A or B supply drum. Use hoses rated at
the maximum working pressure of this equip-
ment. See F
3.
Set PRESSURE RELIEF/SPRAY valves (SA,
SB) to PRESSURE RELIEF.
TI2481A
SA
SB
BA
BB
4.
Turn main power ON
.
5.
Set temperature targets, see page 26. Turn on
and
heat zones by pressing
.
Do not
turn on
heat zone unless
hoses are already loaded with fluid.
6.
Press
to display actual temperatures.
7.
Circulate fluid in jog mode (see page 34) until
and
temperatures reach targets.
8.
Turn on
heat zone by pressing
.
9.
Set PRESSURE RELIEF/SPRAY valves (SA,
SB) to SPRAY.
A
B
A
B
TI2482A
SA
SB