Healthyway 310645H User Manual

Page 28

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Troubleshooting

28

310645H

Material runs out of bottom of sprayer RotoFlex HD Pump worn out

Replace hose.

Loose fittings

Check and retighten all fittings.

No air from compressor

Gun air valve closed

Open gun air valve.

Gun needle plugged

Clean needle and retry.

Lines not connected

Check all quick disconnect connec-
tions to gun and hoses.

Damaged hose

Replace hose.

Worn compressor

Service compressor. Contact a quali-
fied Graco Service Center.

Speed of application too slow

Material too thick

Thin material.

Nozzle too small

Change nozzles to a larger size. See
Operation Manual, Recommended
Nozzle Selection Chart, page 20.

Speed of application too slow (cont.)

Flow control set too low

Increase flow control setting

Plugged or dirty gun

Relieve Pressure, page 7. Clean
gun.

Kinked hose

Unkink hose.

Gun fluid flow adjustment set too low Increase flow adjustment with flow

adjustment nut.

Intermittent flow/sputtering or air in
material

Hopper connection not tight

Check gasket. TIghten connection.

Debris in system

Clean

Air quick disconnect does not stay
connected.

Dirty or corroded fitting

Clean thoroughly. Soak in oil. Apply a
few drops of light oil.

Gun will not shut off

Worn nozzle or needle.

Relieve Pressure, page 7. Replace
worn parts.

Debris in needle passage

Relieve Pressure, page 7. Clean.

Fluid leaking at Flow Adjustment Nut Damaged seal.

Relieve Pressure, page 7. Replace
seal.

Needle adjustment won’t adjust

Dirty threads

Clean threads

Nozzle not on gun

Put nozzle on gun

Flow nut set to maximum adjustment Turn flow nut adjustment the other

way

Problem

Cause

Solution

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