Graco Reactor A-XP Series Operation page 24

Spraying
8. Check fluid pressure gauges (GA, GB) to ensure
proper pressure balance. If imbalanced, reduce
pressure of higher component by slightly turning
PRESSURE RELIEF/SPRAY valve for that compo-
nent toward PRESSURE RELIEF/CIRCULATION
, until gauges show balanced pressures.
GA
9. Open gun fluid manifold valves A and B.
On impingement guns, never open fluid manifold
valves or trigger gun if pressures are imbalanced.
10. Disengage gun piston safety lock.
11. Test spray onto cardboard. Adjust pressure and
temperature to get desired results.
12. Equipment is ready to spray.
24
GB
In this example, B side
pressure is higher, so
use the B side valve to
balance pressures.
TI10963a
ti2414a
ti2410a
312407C