Heating Foam Resins With 245 Fa Blowing Agents - Graco Reactor E-10 Instructions-Parts List Manual

Operation
• For a quicker start, do initial heatup circulation with
the tanks 1/4 to 1/3 filled, then add more material.
Heating Foam Resins with 245 fa
Blowing Agents
New foam blowing agents will froth at temperatures
above 90°F (33°C) when not under pressure, especially
if agitated.
Never fill the 7 gal. (26 l) supply tanks beyond the 5 gal.
(19 l) line on the tanks, to leave room for some frothing.
At High Ambient Temperature (above
75°F/24°C)
• Pour resins slowly to avoid frothing.
• Only use Slow Recirc
agitating the tank. If temperature doesn't keep up,
set the function knob to Park
Recirc again.
• When you stop to refill the tanks, avoid boiling off
fluid in the heaters by following these steps:
a. Shut off Heater Power.
b. Leave the hoses under pressure.
24
, to avoid heating and
, then set to Slow
c. Refill the Tanks, page 26.
d. Set the Spray valves to Recirc.
e. Set the function knob to Slow Recirc
f. Turn on Heater Power.
At Cool Ambient Temperature (below
75°F/24°C)
• Use Fast Recirc
(24-32°C), then use Slow Recirc
hose and gun to desired spray temperature.
• If the top of the resin in tank starts frothing, do not
use Fast Recirc
to heat the tanks to 75-90°F.
to raise the
any more.
311075ZAB
.