Graco PT2500 Instructions Manual page 13

5. Open the bypass valve (66) ONE turn
clockwise.
6. Raise the paint pump above the solvent, turn on the
sprayer, and allow the pump to run itself dry. Turn the
sprayer OFF.
7. Using a clean pail of water or solvent, and the lowest
possible pressure, flush again to be sure all paint par-
ticles are removed.
8. Remove the paint strainer and clean it thoroughly.
9. Now lubricate the inlet valve.
Lubricate the Inlet Valve. See Fig. 9.
1. Follow the Pressure Relief Procedure on page 8.
Remove the inlet screen.
2. Turn the sprayer over. Press down lightly on the stem
of the inlet valve with a small screwdriver. Pour about
a teaspoon of mineral spirits or solvent into the valve,
then remove the screwdriver.
Maintenance
counter-
3. Set the sprayer upright. Increase the pressure con-
trol setting half way. Turn on the sprayer for a few se-
conds, then turn it OFF.
4. Now tighten the paint pump screws and the
valve.
Fig. 9
The maintenance procedure is continued on the next
page.
26
A
22
inlet