Repair - Pump Lower; Disconnect The Pump Lower - Graco A22600 Instructions Manual

Repair - Pump Lower

Repair - Pump Lower
Before servicing or repairing your pump, verify that
pressure is relieved according to the Pressure Relief
Procedure, page 12, and that all fluid and pneumatic
lines are properly shut off.
• Always use Genuine Graco Parts and Accessories,
available from your Graco distributor. If you supply
your own accessories, be sure they are adequately
sized and pressure rated for your system.

Disconnect the Pump Lower

Threads are very sharp. Use a rag to protect hands
when turning or carrying the pump.
1. Stop the pump in the middle of the stroke.
2. Follow the Pressure Relief Procedure, page 12.
3. Disconnect the fluid lines.
4. Loosen the screw (16) and remove the tie rod shield
(15). The drip shield (4) may slide down the tie rods
once the rod shield is removed.
16
F . 2
IG
16
5. Hold the drip shield (4) out of the way if it is blocking
the pneumatic motor plunger (206). Hold the flats of
the pneumatic motor plunger (206) with a wrench.
Use another wrench to loosen the coupler nut (11).
206
11
F . 3
IG
6. Lower the coupler nut (11) enough to remove the
coupling collars (10), and then remove the coupler
nut (11).
F . 4
IG
15
11
10
3A6831G