Graco 16H829 Spray Pattern Diagnostics, Problem, Cause, Solution, Troubleshooting, 3A1698F

Models: 16H829 16H242 262612

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Troubleshooting

Troubleshooting

Problem

 

Cause

Solution

 

 

 

 

 

 

 

 

Sprayer sprays with poor results

 

Tip is partially clogged

See Unclogging Tip/Guard Assembly,

 

 

 

page 15.

 

 

 

 

 

 

Tip is not in correct position

Rotate tip to SPRAY position.

 

 

 

 

 

 

Incorrect tip for application of

See Reversible Tip Selection Chart,

 

 

material.

page 13.

 

 

 

 

 

 

Tip filter is partially clogged or damaged.

Clean or replace filter. See page 15.

 

 

 

 

 

 

Suction Tube screen is partially clogged.

Clean or replace Suction Tube. See page

 

 

 

16.

 

 

 

 

 

 

Tip is worn or damaged

Replace tip. See Install Tip/Guard

 

 

 

Assembly, page 14.

 

 

 

 

 

 

Material being sprayed is aerated

Do NOT shake material. Stir the material

 

 

because it was shaken.

or check the manufacturer’s recommen-

 

 

 

dation for the material being sprayed.

 

 

 

 

 

 

Pressure control is too low or Hi/Lo switch

Turn up pressure control or shift Hi/Lo

 

 

is in Lo range

switch to hi range.

 

 

 

 

 

 

Material being sprayed is too cold to

Warm material.

 

 

spray.

 

 

 

 

 

 

 

Inlet or outlet valves are worn.

See Outlet Valve Repair, page 25 and

 

 

 

Inlet Valve Removal/Service, page 24.

 

 

 

Paint leaks from sprayer trigger area.

Sprayer has reached its maximum life.

Replace sprayer.

 

 

 

Battery is discharged but charger still dis-

Damaged battery.

Replace battery.

plays green light when battery is inserted.

 

 

 

 

 

 

Battery does not last long.

 

Battery life varies with material, tip size,

See Charging the Battery, page 8.

 

 

pressure, and speed setting.

 

 

 

 

Spray Pattern Diagnostics

 

 

 

 

 

 

Problem

 

Cause

Solution

 

 

 

 

Spray pattern is pulsating:

Operator is moving too fast while spraying. Slow speed of movement.

 

Hi/Lo switch is in Lo range.

Shift Hi/Lo switch to Hi range.

 

Tip or tip filter is clogged.

Unclog tip or clean tip filter, page 15.

 

 

 

Spray pattern has tails:

Pressure control is too low.

Turn up pressure control.

 

Incorrect tip for application of

See Reversible Tip Selection Chart, page

 

material.

13.

 

 

 

 

Material not compatible with sprayer.

Switch material.

 

 

 

ti15526a

Inlet or outlet valves are worn.

See Outlet Valve Repair, page 25 and Inlet

 

Valve Removal/Service, page 24.

 

 

3A1698F

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Graco 16H829 Spray Pattern Diagnostics, Problem, Cause, Solution, Troubleshooting, See Unclogging Tip/Guard Assembly