Graco 3A0732J Paint Sprayer User Manual


 
Maintenance
3A0732J 13
Maintenance
Tighten Threaded Connections
Before each use, check all hoses for wear or damage.
Replace as necessary. Check that all threaded connec-
tions are tight and leak-free.
Flush the Pump
Flush the pump:
Before first use
When changing colors or fluids
Before repairing equipment
Before fluid dries or settles out in a dormant pump
(check the pot life of catalyzed fluids)
At the end of the day
Before storing the pump.
Flush at the lowest pressure possible. Flush with a fluid
that is compatible with the fluid you are pumping and
with the wetted parts in your system. Check with your
fluid manufacturer or supplier for recommended flushing
fluids and flushing frequency.
1. Follow Pressure Relief Procedure, page 10.
2. Remove tip guard and spray tip from gun. Refer to
separate gun manual.
3. Place suction tube in grounded metal pail containing
cleaning fluid.
4. Set pump to lowest possible fluid pressure, and start
pump.
5. Hold a metal part of the gun firmly to a grounded
metal pail.
6. Trigger gun. Flush system until clear solvent flows
from gun.
7. Follow Pressure Relief Procedure, page 10.
8. Clean the tip guard, spray tip, and fluid filter element
separately, then reinstall them.
9. Clean inside and outside of suction tube and suction
hose.
Read all Warnings. Follow all Grounding instruc-
tions. See page 8.