Graco A Series Instructions-Parts List Manual page 17

4-ball lowers

Hide thumbs Also See for A Series:

7. Clean the remaining pump parts in a compatible sol-

vent.

1 Do not damage edges of seal.

. 16. Install Piston in Cylinder

8. Lubricate and install the new o-rings (15*) around

each of the four ball seats (13 and 14).

NOTICE

The orientation of the ball valves in the inlet and outlet

valve housings is critical. Install the parts of the ball

valve exactly as instructed and refer to F

installed incorrectly, the pump will not operate.

9. Place the inlet valve housing (7) on a flat surface

with the ball valve openings facing up. Lubricate the

seals (17*) and set them into each side of the inlet

valve housing.

10. Place the ball guides (16) and balls (18) in the inlet

valve housing.

3A2023C

Apply lubricant to all packings and seals.

. 17

TI0221

COMPONENT RUPTURE HAZARD

The relief valve seat (14) must be installed at the fluid

inlet, as shown in F

risk of pump over pressurization. The seat cannot

relieve pressure if installed on the other side of the

inlet housing.

. 18. If

. 18. The relief valve reduces the

Repair - Model 24J090

Table of Contents

24j088 24j089 24j090