Graco 16N656 Paint Sprayer User Manual


 
Troubleshooting
3A2308C 27
Spray pattern has dripping:
Sprayer is moving too slow for material. Move sprayer faster while spraying.
Sprayer is too close to target surface. Move sprayer away from surface 10 in.
(25 cm)
Holding trigger while changing spray
direction.
Release trigger when changing directions.
Incorrect tip for application of
material.
Replace tip.
Pressure control is too high. Turn down pressure control.
Tip is worn or damaged. Replace tip.
Spray pattern is too narrow:
Sprayer is too close to target surface. Move sprayer away from surface 10 in.
(25 cm)
Incorrect tip for application of material. Replace tip.
Tip is worn or damaged. Replace tip.
Spray pattern is too wide:
Sprayer is too far away from target sur-
face.
Move sprayer closer to surface.
Incorrect tip for application of material. Replace tip.
Spray pattern “spits” at the
end or beginning:
Excess material has accumulated on
Spray Tip/Guard Assembly.
See Shutdown and Cleaning, page 19.
Tip filter is partially clogged or damaged. Clean or replace filter. See page 13.
Front valve is slow to react. Clean front valve.
Tip continues to drip or ooze
material after trigger is
released:
Front valve is damaged or worn out. Replace front valve.
Filter is partially clogged or damaged. Clean or replace filter. See page 13.
Tip/Guard Assembly not threaded com-
pletely onto sprayer.
See Install Tip/Guard Assembly, page 14.
Seat is worn. Replace front valve seat housing.
Problem Cause Solution
ti15523a
ti15523a
ti15527a
ti15527a
ti15525a
ti15525a
ti15528a
ti15528a