Graco A Series Instructions-Parts List Manual page 10

Repair - Model 24J090
NOTE: It may be necessary to use a rubber mallet to set
the fluid tubes (3) and cylinder (4) in place.
8. Lubricate the inside of the cylinder (4). Slide the pis-
ton assembly into the cylinder. Rotate the piston as
shown in F . 7.
IG
F . 7. Install Piston in Cylinder
IG
9. Lubricate the throat packings and glands. Install one
male gland (19†) in the throat cartridge (40), then
five v-packings with the lips facing down: one UHM-
WPE (20†), one leather (25†), UHMWPE, leather,
UHMWPE. Install the female gland (26†). Install
three v-packings with the lips facing up: UHMWPE,
leather, UHMWPE. Install the other male gland
(19†).
10. Install the outlet housing (16). It may not seat well
on the tubes and cylinder. Install the screws (13)
and lockwashers (14) from the inlet housing (15). As
you tighten the screws into the outlet housing (16),
they will draw the housings firmly onto the tubes and
cylinders. Tighten the screws uniformly and torque
to 25-30 ft-lb (34-40 N•m).
11. Place a ball (23), seat (24) and gasket (7*) in each
side of the outlet manifold (22). Install the outlet
manifold on the outlet housing (16).
12. Apply removable (blue) Loctite
of the screw (9) threads. Install the lockwashers (8)
and screws (9), and torque to 25-30 ft-lb (34-40
N•m).
NOTE: The outlet seats (24) are reversible.
10
®
243 to entire length
13. Fill the cavity in the bottom of the motor shaft with
grease. Reconnect the lower to the motor as
described in your separate pump manual.
Repair - Model 24J090
The following instructions are for models 24J090 only.
Instructions for model 24J088 and 24J089 begin on
page 4.
Reference numbers used in the following instructions
refer to parts page 23.
Replace the Throat Packings Without
Disconnecting the Lower
NOTE: Throat packing kits are available. See page 24.
Kit parts are marked with a symbol, for example (30†).
NOTE: To replace the throat packings as part of a com-
plete service of the lower, see page 11.
1. Flush the pump, if possible.
2. Stop the pump at the middle of its stroke.
3. Relieve the pressure, page 4.
3A2023C