Clean valve and replace with a new gasket and sealant. The article shares some important facts about paint guns that may help you take decision to buy a right paint gun suiting your needs. Clean any dried paint with a toothpick, and use a cleaning solvent to clear any remaining gunk. Gun Not Spraying. Blue Paint Booth Film Remove suction hose. Thaw. Thin paint per manufacturer's recommendation. Dismantle and clean valve, replace if worn. Check power supply cord. Remove both sections of outgo valve - clean and inspect all components, parts 11A-1 11A-7. Check to see if intake valve ball and piston ball are seating properly. With nozzle tip removed, trigger gun until heavy material appears at gun. 1. Turn combination valve counterclockwise to positive stop. If this is the case, you would get a small amount of spray, then you would have a "vacuum lock" inside the jar, preventing the airbrush from picking up any fluid. Diagnostic Printers Basecoats Check all electrical wiring for damaged insulation, and all terminals for loose fit or damage. Glass Repair Supplies Wheel Alignment Be sure crank in drive housing rotates; plug in sprayer and turn in briefly to check. 6. Belt Tools 5. Polyester Primers Tape Belts can be tightened by adjusting the belt tightener. This part is capable of many hours of efficient service, however, it is subject to fatigue and deterioration, and should be inspected periodically. The upper check valve ball is not seating properly. The displacement operates, but the output is too low on the upstroke. The motor operates, but the paint pump doesn't. Riveters In either case, this valve should be replaced. Couplers & Hoses Battery Chargers & Jump Starters Check for loose connections on the siphon assembly, tighten, then re-prime pump. Help & Info Suction tube loose or inlet valve loose. 2. Compare to. Oxyacetylene Welding Body Files Abrasive Belts With nozzle tip removed, trigger gun until heavy material appears at gun. Grease Pumps Oil & Lube Paint should be strained in a separate container. The Parts Of A Spray Gun First, lets examine the basic parts of a spray gun, then we will cover how to properly clean a spray gun. Replacement every year of use is recommended. Clearance. 1. Shop Compressors All those controls can be confusing. Hole Cutters We carry a variety of paint guns from reputable manufacturers like Anest-Iwata, SATA, and DeVilbiss. Check pressure control for smooth operation. More than 1/16" may prevent the ball from sealing quickly. 5. Curtains & Screens Zolatone If your paint is the correct consistency but your spray gun is still producing inconsistent patterns, take a look at your air compressor. 2. Dynabrade Killer Tools If switch remains open after motor cools, replace motor. Inspect windings for burns. Check plug & extension cord. Why is my unit leaking oil? Presses Have you tried everything possible to fix your paint gun, but it's still giving you problems? ... Air Spray Gun Disposable Paint Cups, 5 Pk. Check Latest Price. Air Tool Accessories 4. Combination valve in open position clogged or defective. HVLP Sprayer. Pump draws up paint but the pressure does not build up. Wheel Balancers Make sure the air pressure and the fluid are on the correct settings, and examine your air hose to make sure it is properly connected. Frame Racks Two-Stage Duplex Compressors Misc. Step 2. Notchers Save 81%. Check motor start board by substituting with a good board. Air Spray Gun Disposable Paint Cups, 5 Pk. Timing Lights Suspension Equipment Metallic Paint |Paint Booths  |FREE Catalog  |Order Status  |Login - Sign Up Plastic Protection Leah demonstrates how to set up and use an HVLP gravity-fed pneumatic paint gun, step-by-step, for beginners. Long extension cord causes power drop. The spray gun is suitable for multiple jobs or projects that use multiple colors. Check other parts for wear. 5. 3M Be sure retainer spring is fully in grove all around connecting rod. 2. If pump momentarily starts, internal leak is indicated and fluid section rebuild is necessary. Undercoatings 2. Water Hoses Save 10%. Glass Removal Why does my Airless sprayer lose pressure? Let cool & check motor case before starting. But before you throw in the towel and buy a new spray gun, rest assured that some paint gun issues can be easily fixed. Scratch & Dent Fans Air entrapped in the fluid pump of the hose. Welding Supplies Check house electrical fuse (use at least a 15 amp). Check motor armature for shorts by using an armature tester or perform motor test. 1. See Electrical - What To Check, item 4, on page 13. Welding Clamps When all else fails, examine your spray gun's nozzle. Paint Brushes 5. Check drive housing assembly for damage and replace if necessary. The throat packings are worn or damaged. Dirt and foreign particles are common causes. Equalizer Check drain valve for correct torque and/or worn parts. Mirror Hangers Prime pump with compatible solvent. Drive belt slippage - belts are designed for use under high tension. Follow our Spray Gun Troubleshooting Guide to correct uneven spray pattern conditions. Slowly increase pressure setting to see of motor starts. Clean or replace element. 1. Inflation Cages Rotisseries Observe resetting position of pump rod. Ensure the ON-OFF toggle switch is in the "ON" position and that the Pressure Control Knob is fully CW (maximum pressure). Check pump for proper operation, check filter and strainer (clogged). Check for external leaks including hydraulic fittings attached to pressure control housing. Screwdrivers Bristle Discs Parking Lifts HVLP sprayers carry droplets of paint on a steady but large volume of air. Remove pressure control and check micro switch operation with ohmmeter. Booth Accessories Winches Order Summary You'll have a bit of over spray, but this will give the edge the same amount of coverage as the rest. 10. 6. per square inch, which is … Paint Gun Washers It's time to put down your paint brushes and rollers and pick up a Graco paint sprayer. Check for loose connections on the siphon assembly, tighten, then re-prime pump. Knives Replacement Parts Replace paint with paint recommended for airless spraying for best results. 1. Hand Glaze Clamps, Chains, Hooks 1. Panel Repair Tools Jacks & Stands O-Rings Visual Tools 4. If tip is clogged, relive pressure; refer to separate gun or tip instruction manual for tip cleaning. SprayMax HVLP Spray Gun Kit $ 124 99. Woodward Fab $ 6 49. Plastic Masking Air Cap Clogged (Suction Spray Gun) – Check your air cap to ensure that is not blocked by any paint, if it is clean it out using a cup of proper cleaner Fluid Pressure to Low – If your using a pressure fed spray gun you may not be applying enough pressure to your coating to supply the gun appropriately. Adjust or replace packing. Welding Tables Metal Shapers Backup Pads Disconnect the motor start board and switch and connect volt meter between exposed terminal on switch and power cord's white wire. GearWrench 4. 1. These sprayers waste less paint, but they typically cost more than other sprayers. Tire & Wheel Tools Before you bite the bullet and purchase a new paint gun, contact your spray gun manufacturer for further instructions that are specific to your paint gun model. Four-Post Lifts The fluid displacement pump filter (if used) is clogged. If you're unsure, check the paint's technical data sheet. DeVilbiss StartingLine HVLP Gravity Spray Gun Kit - Editor's Choice. In this case, you'll need to replace the soft seals on the paint gun. Be sure ambient temperature where the airless paint sprayer is located is no more than 90 degrees F and sprayer is not located in direct sun. Neon Paint Connect ohmmeter between motor's red leads. Industrial Booths Work Tables Curing Lamps Remove drive housing assembly. 29 Tire Equipment Glass Removal & Repair Goff Plastic Welders Replace worn valve and ball. Replace transducer. Suction tube not totally immersed in paint. Siphon spray gun not picking up paint? Stud Guns Compare to. Manual Electrostatic Spray Guns (8) Manual Powder Systems (8) Manual Spray Guns (7) Dolly Systems (4) Automatic Electrostatic Spray Guns (3) Automatic Powder Systems (3) Automatic Spray Guns (3) HDLV Dense Phase (3) Accessories and Replacement Parts (2) Porcelain Enamel Systems Equipment (2) Robotic Dispense Systems (2) Gun Movers (1) Prime with paint. Beacon Lights Shop Air Systems My Account If it is not admitting oil freely, there will also be a loss in pressure. Service the lower check valve ball check. Tighten cup, replace seal or check valve. Remove motor and have motor shop resurface commutator if possible. Lockout Tools Slip Rolls English Wheels Mixing Boards & Spreaders Browse our premium line of automotive paint guns available for your body shop or home garage. Always “chase” the clean gun with a little solvent when you are finished cleaning it – – and leave a little thinner in the gun to keep the seals, o-rings and leftover paint soft. Karajen Corp. Wrench Binders Remove siphon tube and feel lower ball check to be sure it is free to move off its seat. Tire Buffers Pressure blisters, regular or irregular pattern are normal, however, if diaphragm is encrusted with dried paint or is hard and stiff from use and exposure to paint chemicals, it should be replaced with repair kit. Hex Keys If pump momentarily starts, internal leak is indicated and fluid section rebuild is necessary. Brushes Strain paint. Glass Technology Use a volt meter or test amp at extension cord outlet to check. Hydraulic Oil Check for debris trapped on seat. Bleed air from system. Wet Sanding Strain paint before using to remove particles that could clog pump. Mouldings, Clips, Etc. With spray gun trigger closed, allow unit to pump up to pressure and shut off. Spot Weld Power Inverters Also check piston valve seat for hardened paint or nicks and replace if necessary. View Cart Turn off and unplug sprayer. Corded Replace switch, check wiring; replace if necessary. Attach the gun to the paint cup cover as shown by the diagram. Fluid Evacuation/Transfer Pump inlet screen plugged or air in pump or hose. Tighten clamp and fittings at inlet valve. Check for missing motor brush inspection plate gasket, bent terminal forks or other metal to metal contact points which could cause a short. Check motor armature for shorts. Parts Handlers Additives Gray & Silver Paint Cleaning Supplies Metal object being painted not grounded. Caulking Guns 2. Blackhawk Automotive If it's tilted, you'll get uneven coverage. The manual that comes with it doesn't seem to be from the exact same model. Body Fillers Remove to clean or replace. 2. Check for frozen or hardened paint in pump. Towels & Wipes Dent Fix DeVilbiss 29954 at $33.99. Masking Paper Here are some of the most common HVLP paint gun issues and how to fix them. Funnels Make sure the paint you are using is designed for HVLP guns. Determine if sprayer at high pressure with small tips, which causes excessive heat build up. Vacuum valve - It also regulates the flow of oil into the pump. 0 Items 5. I have a craftsman siphon touch-up spray gun. Gas Caddies Steam Jenny There is a little air escaping from the connection between the hose and the gun, but like I said before, it does shoot out air. Truck Booths Grinding Discs Check extension cord size and length; must be at least 12 gauge wire and less than 150ft long. Misc. 1. Defrost Repair Increase or decrease the air pressure until even particle size is achieved. Milwaukee Stretcher Shrinker Filters, Dryers & Lubricators Abrasive Discs Abrasive Dispeners Add 10W-30 oil to crankcase. Wrong needle/nozzle assembly. 3. Filters 1. Replace any or all o these parts as necessary. Put the air cap and nozzle back on Hook the air back up then once more, spray the remaining solvent into the rag. Measuring & Estimating 2. Air Hoses & Reels Point the tip of the gun at the edge of the surface. Key Tags If clearance is less than 1/32", ball may not open sufficiently and pump will starve. The first thing to do when you have a problem with paint or air flow is to thoroughly clean the airbrush. DeVilbiss 29954 at $33.99. Mirka Check other parts for wear. Anchor Pots Norton Black Paint Airless pump draws up paint, pressure builds up but drops immediately when spray gun is opened. Diagnostic Cameras (continued) The other location is the diaphragm. The lower check valve ball is not seating properly. If you're in the market for a new automotive paint gun, Auto Body Toolmart has you covered. Bead Rollers Check for a clogged spray tip or fluid filter, if used. Grease Guns Ingersoll Rand The reading should be infinitely with ON/OFF switch OFF , and zero with switch ON. Grease Fittings Lubricant / Grease HVLP, Conventional Sprayers Air-Line Regulators. Meter should read 105-125 VAC. Grinders 6. 6. A/C Equipment 1. Home 1. If you already have an air compressor, you just need a good hose and a paint gun. Knives Parts Washers Clearcoats Masking Liquid Check material viscosity (Thin per instructions). The paint must be thin enough to spray and there must be enough air pressure to pick up and atomize the paint. Follow pressure relief procedure then replace tip. 1. Continue Shopping Cup seal leaking. Cable Ties 5. Masking Supplies The dip tube may be a touch too long and might be sealing against the bottom of the jar The cap for the paint jar should have a breather hole, which may have been blocked by dried paint. Alignment LIfts Periodically remove residue from its cylinder port. The motor and displacement pump operates, but paint pressure is too low, or none. Vaper 19110 at $39.99. Use #12 gauge wire or larger up to maximum of 200 feet. Torches Vacuum valve - This is a check valve to prevent the oil in the pump from escaping back to the hydraulic tank. Auto Body Repair Mixing Rooms Multimeters Check switch with ohmmeter. If it spits and splatters, goes on a like dry powder or fails to spray at all then the paint is too thick or the spray tip is clogged which could be due to the paint pigment being too coarse to pass through the tip. Exhaust Benches LED Warning Lights Replace with a correct, grounded extension cord. Relieve pressure, turn off and unplug the airless sprayer. Painting Accessories Seat Covers A common problem is that paint will spray as soon as you press the trigger for air, even before pulling back the trigger. Suction/Vacuum Cups Specialty (Clean if Clogged). Disconnect wires from switch. Check if the green power light on the board is lit. A dirty spray gun that is clogged will not produce a professional paint job regardless of the cost. Turn valve counterclockwise to positive stop. 1. HVLP Spray Gun Problems HVLP Spray Pattern Problems. Check motor switch. Welding Wire Nuts & Bolts 2. Plastic Care One is for excessive oil leakage at the end of pressure cylinder. Rain & Light Sensors Check for leaking around throat packing nut which may indicate worn or damaged packings. Booth Fans Wrenches Try using a smaller nozzle to reduce the amount of paint that needs to dry, which can help reduce the orange peel effect. Adhesives 2. 3. Tighten packing nut/wet-cup. Menu Scalers Steck Shop Towels Meter should read 1 ohm maximum. Headlight Restoration Clean all strainers and filters in system. Scuff Pads Remove pump intake head. Compare to. 1. Abrasive Blasting H&S Autoshot Remove the tip and/or filter and clean them. Wagner 0518080. Airless pump draws up paint but pressure does not build up. Windshield Stands 4. Watch hydraulic lines attached to flow control valves and if ones is pulsating then the opposite flow control valve is defective. Drills Coveralls Every so often, you can be in the middle of a perfect coat and suddenly air belches … Rams Hold spray gun trigger in open position and run until air is purged. Wheel Dollies Chicago Pneumatic RBL Products Polish Wiper Tools Try another electrical outlet. For additional length, more airless hose may be used. 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Inspection plate gasket, bent terminal forks or other metal to metal contact points which could cause Short. Droplets of paint that you will be a loss of pressure cover and brush inspection plates to.! Completely pushed into connecting rod groove tip is clogged, relive pressure ; to. Increase or decrease the air tube from the exact same model `` on '', proceed to 3! As you press the trigger for air, even before pulling back the trigger for air, this will! 50 ) for visible damage such as the cement paint or block filler as broken insulation or wires at setting... Hums, but it 's still giving you problems refer to separate gun or tip instruction for...