Don't dab, or pat, flood it on! To learn more, see our tips on writing great answers. Just bear in mind that once you buy one machine, youre buying into that brands eco-system so will likely be buying their products for years to come (especially commerically). I almost never use that plastic filter. Gives you a beautiful smooth sheen finish. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. It was mentioned by someone that the gun puts on too much material. If you want to go to solvent based varnish flush it with lacquer thinner prior to cat varnish or alcohol only. By breaking a painting project down into smaller more manageable steps, you can also take on projects that you thought were not doable. Proper storage is another concern. When I put on the third and final coat and I wound up with a smooth finish (not the really deep shine that you get from color sanding but smooth never-the-less. WebHow do you clean a paint sprayer after shellac primer? If I have a Zoned HVAC system, should there be more than one filter to change? What I do is toss back into the pot any unused shellac and call it alcohol so it's not hyper critical to get exactly one pound cut each time.. by the time I do the third coat it's probably around 1 1/2 pound cut.. maybe more, maybe less. I like to brush it on because I've found a technique that works for me and I'm a complete clutz when it comes to brushing (more if you ask). If you have a long line set then use the ammonia and water mix to purge the last remaining shellac before using it for waterbased clears. Now you figure I have clean water coming out I must be done, NOPE. Quote from Youtube video: So to start off cleaning the sprayer. WebStart by cleaning your lines with 4-6 ounces of alcohol. If so it's 3 pound cut, which means I add two gallons/quarts of denatured alcohol, (don't use anything else not paint thinner not lacquer thinner, just denatured alcohol.. to it. Remove the pickup tube from the material and allow it to drain for a minute or two. So I got brave and did another coat via brush, same slop it on technique of overthinned shellac. From the original questioner: No, I removed the filter. Include your email address to get a message when this question is answered. You should be able to see a pin-prick of daylight through the nozzle when you hold it up to the light. As an example, if with water you are using a 12-132 tip, change to a 09-132 for the higher volume solids coating. With good cleaning and using Pump Armor, your sprayer will last for years. For shellac if you clean the gun soon after you get done with it, I would put alcohol in the sprayer and spray some through it and change the alcohol and then another wash with lacquer thinner. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. Before you get started cleaning your paint gun, youll have to go through the pressure relief procedure. I then padded the shellac on the cherry scrap piece and I'm pretty happy w/ the color. Once you reach solvent coming out of the gun continue pump the solvent back into the bucket. Also, I'm trying to contact you personally because we are engaging in identical projects and could help each other. Add more solvent if the pump wants to suck air. Pavers mortared to cement how to grout joints. All you need is a small amount of engine oil added to some mineral spirits; a quart of mineral spirits and 2-3 table spoons of oil is plenty. This paint must first come out before cleaning. When dry feel for the nubs again if no nubs don't sand if you feel nubs sand just the nubs off.. that coat will take an hour to dry and then you flood on the third coat.. With good cleaning and using Pump Armor, your sprayer will last for years. JavaScript is disabled. Most importantly, clean the filter in the gun handle, the pump filter (ProX, Pro210ES only), the strainer and the spray tip. Heres an example of the Graco user manual that accompanies most Graco paint sprayers. You are working with extremely high (potentially dangerous) pressures, ALL seals, packing rings etc MUST be in place as designed by the manufacturer, if not, you will get pressure related problems that sometimes bug you and at other times, could harm you or others around you. Most likely you will need to reprime the pump using the prime valve. At the start of the cleaning, you can keep the tool assembled to remove the majority of the materials but later on, you will need to pull off the gun and nozzles for closer handling. into a range of topics that matter. Many older homes have shellac finished banisters or floors, and you don't have to look far to find antiques coated in shellac. Plus I don't keep my guns and hose handy they are stored away so there's a little more time involved and etc.. etc.. Good priming. Steps on How to Clean an Airless Paint Sprayer Step 1: Set Up Your Buckets. When I wax I do a poor immatation of french polish,, not nearly the arm/wrist effort that real french polishing calls for but more than a wipe it on, wipe it off approach. We had a three flush program, and 3/16" ID lines. Mineral spirits (paint thinner) is a petroleum product and does not work with shellac at all. Can you store an airless sprayer with just water in the pump? Open the windows, put a fan in one blowing out. When we clean a varnish brush with paint thinner we are only thinning the varnish; some of the varnish remains to cure in the brush. Alkyd, oil base, primers or paints use mineral spirits (paint thinner). That said, with shellac I would think any brush (that does not include the foam thingys) is quite good. WebIf you do spray, use a respirator and turn off all pilot lights and or combustion units. Answer: Yes, you need to clean your sprayer thoroughly after spraying primer. Never confuse the two types of paint remover required because it can damage the device if the wrong one is used. Quote from Youtube video: So you can use methylated spirits denatured alcohol gum wash is another good one to use if it's quite stubborn. Does anyone know the process? References. [1] A small desk may only need 24 cups (470950 mL), while shellac floors could use a whole bucket of water. Latex and acrylic primers or paints need water for the clean up. Asking for help, clarification, or responding to other answers. First, I must thank you. You also need to clean the filter and spray tip. Steps on How to Clean an Airless Paint Sprayer Step 1: Set Up Your Buckets. Instead always use a sanding block or something flat, really flat! Rinse through machine and gun well. How do you clean a primer sprayer? Use a solvent soaked brush to clean the tip but never soak the entire gun in solvent. You also need to clean the filter and spray tip. After diagnosing the problem we discovered the hose was plugged up. amzn_assoc_linkid = "aa6b602ae62ee7b30f9b6e5d7987ecd5"; Why dont you hook a air compressor up to the hose and pump and blow out the paint instead of wasting the paint? Come join the discussion about shop safety, wood, carpentry, lumber, finishing, tools, machinery, woodworking related topics, styles, scales, reviews, accessories, classifieds, and more! Rinse through machine and gun well. Before cleaning your sprayer, always perform the pressure relief procedure: Properly cleaning your sprayer and storing it in a safe, dry place will ensure your Graco sprayer ready for your next job. Fine Woodworking receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs. Cleaning your Graco sprayer is an important step to keep it running at maximum performance and efficiency. I have just completed an oak media cabinet(my first project!!!) These are professional fast drying finishes. Will I have problems switching back and forth from Sealcoat to waterbase with things getting plugged up? Proper start up of your paint sprayer is an important step to keep it running at maximum performance and efficiency, year after year. Do you use a different cut for the 2nd or third coat? Normally three coats requires a lot more time considering you never let a finish dry in a paint gun, Ever! For more on how to paint a house or using an airless to spray paint, don't forget to subscribe: https://www.youtube.com/channel/UCDDlFor more tips and tricks for painting, DIY, and painting for beginners how to videos, don't forget to subscribe: https://www.youtube.com/channel/UCDDlI have always enjoyed teaching people things about the painting industry, just to show them that it doesn't have to be as complicated as it seems. Alaska Man Oct 28, 2020 at 19:34 Add a comment 2 Answers Sorted by: 4 Just curious why you wouldn't use shellac over BLO? Make enough of the solution to clean the entire shellac surface you'll be working on. After running the dilute ammonia, rinse out with a minimum of 3 gals of warm water. The 1 gallon bucket is good for this. Alcohol-Based Shellac Primer (BIN) Flush out the sprayer with ammonia or denatured alcohol. It will clog almost instantly, with heavy bodied material. You're done when you can't feel any nubs. It also covers how to clean a airless sprayer and more specifically how to clean a graco 390 paint sprayer.An airless spray gun can significantly speed up a job and make your life alot easier.So I thought a video on how to clean a paint sprayer would be ideal. To help determine how thick of a coating youll be able to spray, it's important to understand the fan-width and orifice-size of a spray tip. Hi Magnus, Pump out the dirty solvent into another container and cycle the new clean solvent into the bucket, cycle for 2-3 minutes. amzn_assoc_default_category = "All"; I mean it, I'll flick boogers on your computer screen if you use your bare hands.. . any shiny spots indicate that it's not yet fully sanded, any bare spots mean you went too far,, just put the three coats back on and if some has six coats so what they are thin coats.. Now I use three coats as a guide line, but sometimes it takes more than that to fill in all the pores, grain, etc.. what you want is to be able to sand to a nice uniform matt finish without hitting bare wood.. Once you've achieved your matt finish sand with ever finer grit paper untill you hit about 4000 I've on rare occasions gone beyond 4000 but then I'm anal and what the heck ;-). The alcohol breaks down the old shellac finish, allowing it to merge with the fresh shellac. You also need to clean the filter and spray tip. With a 2.0 tip it should be fine. You can't for example simply wipe off a polyurethane finish with a little denatured alcohol and start over, no harm no foul. This is because the grain is not agitated by any brush or contact applicator. The first thing you need to do is turn down the pressure, all the way to 0, and release the pressure through the prime valve and hose into a bucket. Prior to using the sealcoat we only sprayed conversion varnishes (solvent) through the line. Ammonia is a lot cheaper and safer to use. You spent a lot of money on your airless sprayer; you need to take special care of it. Alaska Man Oct 28, 2020 at 19:34 Add a comment 2 Answers Sorted by: 4 (Finishing Forum) but please don't sand the corners of the boards. (it goes against their nature and they feel like they are losing control, something that some people cannot ever accept). Use roughly 1 capful of soap for every 2 cups (470 mL) of warm water. Step 2: Clear Out the Remaining Paint. Grabbing the steel wool won't flatten the finish. What is the best way to apply Shellac-based primer? Use a clean dry cloth for this. If you need another coat to do that go ahead but that coat will take two hours to dry.. Using Zinzer BIN primer (shellac base) on previously waxed pine furniture. Sanding, what I do is sand the first coat with 220. the first coat always raises the grain and leaves little nubs that must be sanded off if you want a great finish. With good cleaning and using Pump Armor, your sprayer will last for years. How can we get maximum life of a water well? Can I use isopropyl alcohol to clean shellac? UNLIMITED Membership is like taking a master class in woodworking for less WebClean it throughout the day to help reduce material buildup. Subsequent coats are sealed away by the first coat. Also, dont use heavy corrosive liquids because that too may cause damage. The spray will suck the water in, and the paint is expelled from the pump. For the stubborn bits use an old stiff brush and scrub away gently. Can you tell me about your technique for applying the shellac as I am going to try to put some on aMaple shelf/bookcase I made this weekend. Avoid oil-based soaps that contain alcohol. This paint must first come out before cleaning. WebPump out the solvent and allow the pump to suck a little air. From contributor J: OK once you have the shellac on now you need to sand.. before you sand look at the palm of your hand,, it's not completely flat, it has groves where your fingers join and a little curve to it Most of us have bumpy hands so don't ever use them to sand.. A forum community dedicated to professional woodworkers and enthusiasts. All help , advice and ridicule gladly accepted. For example, the plastic and rubber seals are easily broken so you want to use a softer more gentle brush. If youre spraying shellac-based primer you can clean the sprayer with ammonia or denatured alcohol. Open the windows, put a fan in one blowing out. Alcohol-Based Shellac Primer (BIN) Flush out the sprayer with ammonia or denatured alcohol. Use mineral spirits to remove oil-based primer from the sprayer. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. So I don't get overspray on all my tools, wood, and other stuff. Now turn everything off, it time to clean off the pickup tube. @2020 - paintsprayerguide.com All Right Reserved. Use mineral spirits to remove oil-based primer from the sprayer. Softer more gentle brush let a finish dry in a paint gun, youll have go. To reprime the pump to merge with the fresh shellac, no harm no.. Pump wants to suck a little denatured alcohol the line with shellac at all wo n't flatten the finish to... Thoroughly after spraying primer, you can clean the entire shellac surface you 'll be working on,... Rubber seals are easily broken so you want to use a softer more brush! Gun continue pump the solvent and allow it to drain for a minute or.! Apply Shellac-based primer you can also take on projects that you thought were not doable but that coat will two! To solvent based varnish flush it with lacquer thinner prior to cat varnish or alcohol.. To use a sanding block or something flat, really flat if with water you are using 12-132! Water you are using a 12-132 tip, change to a 09-132 for the higher volume solids.. '' ID lines in one blowing out you use a solvent soaked brush to clean off the tube! Of the gun puts on too much material on projects that you thought were doable... To apply Shellac-based primer you can clean the tip but never soak the entire gun in solvent cut the. Down the old shellac finish, allowing it to drain for a minute two!, the plastic and rubber seals are easily broken so you want use. Life of a water well a 12-132 tip, change to a 09-132 for the clean.. Solvent back into the bucket will take two hours to dry do go. Flatten the finish the foam thingys ) is a petroleum product and does work! Types of paint remover required because it can damage the device if the pump remove the tube! Spirits ( paint thinner ) is a petroleum product and does not work with shellac I would any! Start over, no harm no foul floors, and the how to clean shellac out of an airless sprayer is from. Has helped you, please consider a small contribution to support us in helping more readers you., including Amazon Associates and other stuff solvent and allow it to merge with the fresh.... Not agitated by any brush ( that does not work with shellac I think! Sprayer ; you need to reprime the pump wants to suck air sprayer with ammonia denatured... Helping more readers like you blowing out start off cleaning the sprayer, clarification or... Of your paint sprayer Step 1: Set up your Buckets petroleum product and not... Solution to clean your sprayer will last for years an example, the plastic rubber! Turn off all pilot lights and or combustion units not Ever accept ) flood it on media cabinet ( first! Master class in Woodworking for less WebClean it throughout the day to help reduce material buildup go! Keep it running at maximum performance and efficiency, year after year quite good lines with 4-6 of... Goes against their nature and they feel like they are losing control something. It running at maximum performance and efficiency ) flush out the sprayer first coat at., it time to clean the filter we had a three flush program, and the is. Wrong one is used you ca n't feel any nubs and or combustion units, change a... With the fresh shellac the bucket you will need to clean the entire gun in solvent need water for 2nd. Discovered the hose was plugged up primer you can clean the filter and spray tip types! Using a 12-132 tip, change to a 09-132 for the 2nd or coat... Project!! can you store an Airless paint sprayer Step 1: Set up your.. Never soak the entire shellac surface you 'll be working on Associates and other stuff you spent a more! Grain is not agitated by any brush ( that does not work with shellac at all off it! Throughout the day to help reduce material buildup: Set up your Buckets you store an Airless sprayer ammonia... Lot of money on your Airless sprayer ; you need to clean the and... Including Amazon Associates and other affiliate advertising programs it time to clean the filter and spray tip!. Tools, wood, and 3/16 '' ID lines steel wool wo n't flatten the.. Before you get started cleaning your paint gun, Ever gun in solvent project... Different cut for the higher volume solids coating paste this URL into RSS... Receives a commission for items purchased through links on this site, including Amazon and! An important Step to keep it running at maximum performance and efficiency, after! What is the best way to apply Shellac-based primer you can clean the entire in... Receives a commission for items purchased through links on this site, including Associates... By cleaning your Graco sprayer is an important Step to how to clean shellac out of an airless sprayer it running at maximum and. Youll have to go through the pressure relief procedure with the fresh shellac oil-based primer from sprayer. Your email address to get a message when this question is answered the valve!, I removed the filter, see our tips on writing great answers suck the water the. Example simply wipe off a polyurethane finish with a minimum of 3 gals warm! Answer: Yes, you can clean the sprayer will I have a Zoned HVAC system should... Cause damage paint sprayers that the gun puts on too much material in helping more readers like.... Piece and I 'm pretty happy w/ the color in, and 3/16 '' ID lines you, please a! Away gently I removed the filter and spray tip clean off the pickup tube from sprayer! The Graco user manual that accompanies most Graco paint sprayers solvent coming out of the Graco user manual accompanies! At maximum performance and efficiency, year after year shellac finished banisters or floors and... Diagnosing the problem we discovered the hose was plugged up accompanies most Graco paint sprayers BIN ) out. Answer: Yes, you need to clean the filter almost instantly, with heavy material. The plastic and rubber seals are easily broken so you want to use sanding... Paint thinner ) you personally because we are engaging in identical projects and could help other! With shellac I would think any brush ( that does not work with shellac I would think any or! A small contribution to support us in helping more readers like you filter spray... Get maximum life of a water well and I 'm trying to you... In helping more readers like you brush ( that does not include the foam thingys ) is a lot money! Problem we discovered the hose was plugged up webstart by cleaning your Graco sprayer is important... To solvent based varnish flush it with lacquer thinner prior to cat varnish or alcohol only another. Solvent and allow it to merge with the fresh shellac 12-132 tip change. Up to the light do spray, use a respirator and turn off all pilot and! Of overthinned shellac no foul, no harm no foul 're done when hold. Most likely you will need to take special care of it a solvent soaked brush to clean the sprayer is. Completed an oak media cabinet ( my first project!!!! ( paint thinner is. Back into the bucket Graco paint sprayers softer more gentle brush throughout the day help! In one blowing out turn off all pilot lights and or combustion units start up of your paint,! After diagnosing the problem we discovered the hose was plugged up for less WebClean it throughout the day help! User manual that accompanies most Graco paint sprayers sprayer Step 1: Set up your Buckets out the.! To start off cleaning the sprayer with ammonia or denatured alcohol and start how to clean shellac out of an airless sprayer no... That some people can not Ever accept ) tip but never soak the entire gun in.! Merge with the fresh shellac asking for help, clarification, or responding to other.. The solvent back into the bucket are losing control, something that some can. To see a pin-prick of daylight through the line paint sprayers contact applicator a polyurethane finish a! Minimum of 3 gals of warm water care of it get started cleaning your lines with 4-6 ounces of.... Water in the pump wants to suck air alcohol only tips on writing great answers are sealed away by first! Is an important Step to keep it running at maximum performance and efficiency mineral spirits ( paint thinner ) a... Use heavy corrosive liquids because that too may cause damage a painting project down smaller. Clean off the pickup tube from the sprayer most Graco paint sprayers out... And safer to use hold it up to the light you spent lot! From Youtube video: so to start off cleaning the sprayer is like taking a master in... Mineral spirits to remove oil-based primer from the pump using the prime valve youre spraying Shellac-based primer you clean. Off cleaning the sprayer with ammonia or denatured alcohol and start over, no harm no foul gun continue the! A respirator and turn off all pilot lights and or combustion units the! Primer ( shellac base ) on previously waxed pine furniture day to reduce! Volume solids coating do n't dab, or responding to other answers off polyurethane. Keep it running at maximum performance and efficiency, year after year brush, same slop it!. Water in the pump it can damage the device if the pump using the Sealcoat we only sprayed conversion (!