Graco XM 24W626 Operation Manual page 57

9. Verify tank air pressure is still relieved, then purge
the material from the tank return line.
a. Open the circulation valves.
b. Disconnect the tank return line from side of the
tank.
c. Place the return line in a waste container.
d. Press . Slowly turn metering pump air
regulator (CD) clockwise to increase air pres-
sure until metering pump A starts. Continue until
clean solvent is dispensed, then press
stop the metering pump. Back out the air pres-
sure regulator.
10. Repeat this entire procedure for the B material side.
Leave solvent in the lines to prevent scale buildup
which could flake off.
11. Adjust Packing Nuts, see page 61.
3A2776H
to
Empty and Flush Entire System
57