Troubleshooting; Contact Information - 3M HVLP Serie Manual Del Usuario

Troubleshooting

Problem Cause
Air cap or nozzle clogged
Bad Spray Pattern
Bent fl uid needle
Moisture on surface
Wrong solvent
Blistering Coats not compatible
Insuffi cient dry time
Surface too cold
Air contamination
Fish Eyes
Silicone contamination
Too much fl uid pressure
Heavy Middle Pattern
Not enough atomizing pressure
Worn or loose packing
Intermittent Pulsating Spray
Low fl uid in cup or pot
Restriction in fl uid line
Blocked hose
Insuffi cient Fluid Flow,
Pressure Feed
Fluid nozzle too small
Low fl uid pressure
Dirt or dust on surface
Coarse or Lumpy Surface
Material is contaminated
Coating too thin
Mottled Looking Surface Coats too wet
Improper spray technique
Clogged fl uid nozzle
Loss of air pressure
Loss of fl uid pressure
No Paint Flow
Clogged air passage
Restriction in mat'l hose
Clogged check valve
Paint drying too fast
Gun too far from target
Orange Peel
Viscosity too high
Gun too far from target
Overspray is Excessive Too much atomizing air
for coating being sprayed
Trapped solvent
Pin-Holing, Solvent Pops Improper solvent
System contaminated
Wrong needle size
Damaged-worn needle
Loose fl uid nozzle
Paint Leak Worn/loose packing nut
Needle not closing
Tilted gun
Remedy
Clean with appropriate solvent
Replace fl uid needle
Clean surface
Check solvent
Check material compatibility
Longer dry time
Warm surface
Add air fi ltration
Clean surface with solvent
Reduce fl uid pressure
Increase atomizing pressure
Tighten or replace
Add fl uid
Use 3/8" fl uid hose
Flush or replace hose
Use larger needle/nozzle
Increase fl uid pressure
Tack wipe before spray
Change or strain
Use less thinner
Use less thinner
Hold gun perpendicular to work
Clean fl uid nozzle
Check cup gasket
Out of paint
Clean with solvent
Flush with solvent
Replace check valve
Use proper solvent
6-8 inches is ideal
Reduce with solvent
6-8 inches is ideal
Reduce atomizing air
Apply lighter coats
Check coating manufacturer
Clean all parts
Replace
Replace
Tighten or replace
Tighten or replace
Packing too tight. Broken or missing
.
needle spring. Dried paint on needle
Do not tilt while spraying
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Spray Equipment Warranty and Limited Remedy
3M™ warrants to the original purchaser that, when used in accordance with 3M's written
instructions, 3M spray equipment will be free of defects in materials and manufacture for one
year from the date of purchase. This warranty does not apply to damage or malfunction caused
by normal wear, failure to maintain, or by any abuse, accident, tampering, alteration, or misuse of
the spray equipment.
To make a claim under the warranty, you must fi rst contact the 3M Service Center at
1-877-MMM-CARS to receive a return authorization number. Spray equipment must be returned,
freight prepaid by the purchaser, to the service location address given by the 3M Service Center.
Upon validation of the warranty claim, 3M will replace or repair the spray equipment, at 3M's
option, and return it to the purchaser at 3M's expense, including parts, labor and return shipping
charges. If it is determined that the claim is not covered by the warranty, the purchaser will be
given the option to have the spray equipment repaired outside of the warranty. An estimate of
parts and labor will be provided by 3M and must be approved by the purchaser in advance.
Except as written above, 3M MAKES NO OTHER EXPRESS OR IMPLIED WARRANTIES OR
CONDITIONS, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OR CONDITION OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. The purchaser is responsible for
determining whether the 3M spray equipment is fi t for any particular purpose intended.
Limitation of Liability: The remedies set forth above are exclusive. Except where prohibited
by law, 3M and any seller of the spray equipment will not be liable for any loss or damage
arising from or related to the use or inability to use this product, whether direct, indirect, special,
incidental or consequential, regardless of the legal theory or basis of liability asserted.
Note: Invoice is required for return authorization number and to determine warranty
eligibility.

Contact Information

TO PLACE AN ORDER, contact your 3M Sales Representative or Distributor,
or call this number:
1-877-MMM-CARS
(1-877-666-2277)
www.3M.com
All written and visual data contained in this document refl ects the latest
product information available at the time of publication.
3M reserves the right to make changes at any time without notice.
PRINTED IN U.S.A. ©3M 2009. All rights reserved.
3M, Accuspray and PPS are trademarks of 3M Company.
Tefl on® and Delrin® are registered trademarks of E.I. du Pont de Nemours and Company.
Revision A 34-8703-7205-8
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