Assessments - 3, GPA: 4.3
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Technical Service For information regarding the operation or repair of this product, please call 1-800-543-6400. Figure 6 - Model AT121002 Figure 7 - Model AT121102 Protruding Hub Attach Air Hose Material Hose Hose Connector Conduit Nut Wheel Cap Do not cover this hole when dry blasting Operating Instructions Type of abrasive (Sieve/Size) application Sand (20-40) General purpose use Removing light rust and paint from metal, wood or other . surfaces; wood finishing; metal cleaning; glass and stone etching; hole drilling . in glass, brick or cement block; light stone cleaning; exterior automotive parts . cleaning and water deposit removal Sand 50-100) Used for a fine polish finish or antique wood finish, brass and silver polishing, . automotive parts cleaning and polishing, sheet metal surface polishing, and fine . glass etching Aluminum oxide Heavy rust removal and rough surface paint removal Corn cob meal Wood and glass cleaning (fine) Walnut or pecan . Wood and glass cleaning (coarse) shells (ground) Plastic beads Removal of flash, burrs and paint from metal or glass without abrading work noTe: Abrasive media that has not been cleaned and screened could contain material that will clog the gun nozzle and . should be avoided . MoISTURe In CoMpReSSeD aIR Moisture in compressed air will form into droplets as the air comes from the compressor pump When humidity is high or . when a compressor is in continuous use for an extended period of time, moisture will collect in the tank When using a . sandblast gun, this water will be carried from the tank through the hose and out of the gun as droplets mixed with the . material being sprayed . IMpoRTanT: THIS CONDENSATION WILL CAKE THE SAND AND CLOG THE SANDBLASTING GUN A CLOGGED GUN WILL . NOT OPERATE . A compressed air dryer and/or air line filter will help eliminate this moisture . 4 aT122601, aT125102, aT121002, and aT121102 Suggested Uses Type of abrasive (Sieve/Size) application Distance from work pSI Suggestions Sand Etching and 1 - 4 inches 40 - 90 Move gun back and forth over the template in . (30-50) drilling holes in glass a brushing manner Blast at a 90° angle For fine . Glass beads polishing, use glass beads for the abrasive For . drilling holes, use 30 sieve sand . Sand (40) Antiquing or 2 - 6 inches 40 - 90 Use brushing strokes and watch the abrasion . Ground walnut . weathering wood rate carefully Soft wood will wear faster than . shells hardwood Smaller grit sizes gives smoother finish . Start with low pressure and gradually build up . pressure Blast at a 45° angle . Sand (50-100) Glass . Wood sanding and . 1 - 6 inches 40 - 70 Use brushing strokes and watch the abrasion rate . beads, ground . refinishing furniture carefully Use walnut shells for coarse finishing and . walnut shells glass beads or fine sand for fine finishing Blast at a . 45° angle . Sand Cleaning barbeque . 1 - 4 inches 50 - 125 Be sure to mask any glass or painted surface that . (20-40) grills and iron pots could be accidentally damaged Blast at a 80 - 90° . angle . Sand (20-40) Cleaning automotive . 1 - 4 inches 40 - 80 Use larger grit sand on a hidden area If the base . Aluminum oxide parts material is being damaged, use a smaller grit Blast . at a 80 - 90° angle . Sand Cleaning and stripping . 1 - 4 inches 50 - 125 Use a heavy grit sand with a sweeping overlapping . (20-40) masonry stroke Blast at a 80 - 90° angle . Ground pecan or . Cleaning or preparing . 1 - 6 inches 40 - 125 Use brushing strokes and watch the abrasion rate . walnut shells and . for paint carefully Soft wood will wear faster than hard . corn cob meal wood Smaller grit sizes five a smoother finish Start . with low pressure and gradually build up pressure . Blast at a 45 - 60° angle . Sand (20-50) Cleaning or stripping . 1 - 3 inches 50 - 125 Remove flaking paint first with wire brush, then . Aluminum outdoor equipment sandblast with a heavy grit abrasive Multiple . oxide (50-80) layer of old paint should be scraped first Prime . immediately following sandblasting to prevent . corrosion Blast at a 45 - 60° angle . 5 Operating Instructions Troubleshooting Chart Symptom possible Cause(s) Corrective action Low or no air pressure 1 . Regulator set incorrectly 1 . Reset regulator 2 . Pinched hose 2 . Straighten hose 3 . Dirty compressor filter 3 . Clean or replace filter Material not blasting from . 1 . Clogged material hose 1 . Lower the pressure below 40 psi Firmly . gun hold the gun tip flat against the ground . and pull the trigger to force the material . back out of the material hose 2 . Buildup around jet 2 . Remove nozzle and clean around jet 3 . Damp or heavy material 3 . Replace with dry abrasive (Damp material . can be dried and reused) 4 . Water in air supply 4 . Drain air tank and install air filter, See . “Moisture in Compressed Air” box Gun will not shut off - trigger . Damaged o-rings in air valve Remove and replace o-rings stuck Sputtering - low vacuum 1 . Worn jet and/or...