Graco 16N927, 16H960, 16N655, 16N654, 16N656 important safety instructions See Shutdown and Cleaning

Models: 16N656 16H960 16N927 16N654 16N655

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Troubleshooting

 

Problem

Cause

Solution

 

 

 

 

 

 

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

Release trigger when changing directions.

 

 

 

direction.

 

 

 

 

 

 

 

 

 

 

 

 

 

Incorrect tip for application of

Replace tip.

 

 

 

material.

 

 

 

 

 

 

 

 

 

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.

 

 

 

 

 

 

ti15523a

 

Tip is worn or damaged.

Replace tip.

 

 

 

 

 

 

Spray pattern is too wide:

Sprayer is too far away from target sur-

Move sprayer closer to surface.

 

 

 

face.

 

 

 

 

 

 

 

 

 

 

 

 

 

Incorrect tip for application of material.

Replace tip.

 

ti15527a

 

 

 

 

 

 

 

 

 

Spray pattern “spits” at the

Excess material has accumulated on

See Shutdown and Cleaning, page 19.

 

end or beginning:

Spray Tip/Guard Assembly.

 

ti15525a

Tip filter is partially clogged or damaged.

Clean or replace filter. See page 13.

ti15525a

Front valve is slow to react.

Clean front valve.

Tip continues to drip or ooze

Front valve is damaged or worn out.

Replace front valve.

material after trigger is

Filter is partially clogged or damaged.

Clean or replace filter. See page 13.

released:

Tip/Guard Assembly not threaded com-

See Install Tip/Guard Assembly, page 14.

 

 

pletely onto sprayer.

 

 

Seat is worn.

Replace front valve seat housing.

ti15528a

ti15528a

3A2308C

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Page 27
Image 27
Graco 16N927, 16H960, 16N655, 16N654, 16N656 important safety instructions See Shutdown and Cleaning