3M HVLP Serie Manual Del Usuario página 8

Spray Gun Care and Cleaning cont.
Clean the fl uid and air line fi lters daily.
Check for any fl uid leakage from the
spray gun and fl uid hoses.
Flush the spray gun before changing
colors and when done operating the
spray gun.
ATTENTION
Solvent left in the spray gun air
passages could result in a poor quality
paint fi nish. Do not use any cleaning
method which may allow solvent into the
spray gun air passages. Do not expose
air regulators and gauges to solvent as
damage may occur.
Cleaning Process
1. Relieve the pressure from the spray
gun and cup before servicing.
2. Refer to your cup or fl uid source
manual for removal and cleaning.
3. To retain unused material or
temporarily store mixed material,
see your Local, State, Federal and
OSHA guidelines, along with material
manufacturer's recommendations for
storage.
4. Flush the spray gun. To fl ush spray
gun, run water or compatible and
compliant solvent into the spray gun
fl uid passage while triggering the
spray gun.
5. Remove the retaining ring and air cap.
6. Pull trigger back and hold while
removing the fl uid nozzle from the
spray gun with the gun wrench.
Note: This prevents damage to the
needle tip and fl uid nozzle.
Fluid Fluid
Nozzle Nozzle
Fan Air
Fitting
Pressure
Stem
Valve Cap
Cup Hex
Cup Hex
Packing
Fitting
Fitting
Nut
Seal
Packing Nut
Housing
Wrench for composite Wrench for metal
handle spray gun handle spray gun
7. Release the trigger and unscrew the
fl uid needle tip with fi ngers.
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Spray Gun Care and Cleaning cont.
8. 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.
9. With the spray gun pointed down,
clean the front of the spray gun,
using a soft-bristle brush and
solvent.
10. Scrub the retaining ring, air cap and
fl uid nozzle with a soft-bristle brush.
To clean out air cap holes, use a
small brush. Clean the air cap and
fl uid nozzle after each use. Do not
soak the retaining ring in solvent for
prolonged periods of time.
11. Thread fl uid needle tip on fi nger
tight. Pull trigger back and hold
while you install the fl uid nozzle with
the gun wrench. Tighten the nozzle
securely to obtain a good seal.
12. Install the retaining ring and air cap.
13. Dampen a soft cloth with solvent
and wring-out the excess. Point
the spray gun down and wipe off
the outside of the spray gun.
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