Graco Inc. EFX Paint Sprayer User Manual


 
Operation
20 313869B
General System Maintenance
Follow the Pressure Relief Procedure,
page 18.
Clean the fluid and air line filters daily.
Check for any fluid leakage from the gun
and fluid hoses. Tighten fittings or replace
equipment as needed.
Flush the gun before changing colors and
whenever you are done operating the gun.
Clean and Flush Gun
1. Follow the Pressure Relief Procedure,
page 18.
2. Shut off the gun fan and atomizing air.
3. Supply a compatible solvent to the gun fluid
inlet.
4. Point the gun down into a grounded metal
container, and flush the gun with solvent
until all traces of paint are removed from
the gun passages.
5. Follow the Pressure Relief Procedure,
page 18.
6. Disconnect the solvent supply.
7. Remove the air cap retaining ring and air
cap.
8. Clean the air cap retaining ring, air cap,
and fluid nozzle with solvent.
9. Dip the end of a soft-bristle brush into a
compatible solvent. Do not continuously
soak the brush's bristles with solvent and
do not use a wire brush.
10.With the gun pointed down, clean the front
of the gun, using the soft-bristle brush and
solvent.
11.Scrub the air cap retaining ring, air cap,
and fluid nozzle with the soft-bristle brush
(see FIG. 16). To clean out air cap holes,
use a soft implement, such as a toothpick,
to avoid damaging critical surfaces. Clean
the air cap and fluid nozzle daily, minimum.
Some applications require more frequent
cleaning.
12.Install the air cap retaining ring and air cap.
13.Dampen a soft cloth with solvent and wring
out the excess. Point the gun down and
wipe off the outside of the gun.
NOTICE
Trigger the gun whenever you tighten or
remove the nozzle. This keeps the needle
seat away from the nozzle seating surface
and prevents the seat from being dam-
aged.
FIG. 15: Use solvent-dipped soft-bristle brush
F
IG. 16: Clean air cap, ring and fluid nozzle
ti4845a
ti8176a