GRACO Air Operated Diaphragm Pumps. And why it is important to choose the diaphragm pump model in function of your application. Graco was also a very fast-paced environment. When the gun trigger is released, the motor and pump will automatically turn off. It looks exactly like in the photo… See Table 1 for reference pages containing additional information related to Graco power cables. This makes them a little more green than a gas-burning furnace. I was trying to think of ways it could be of benefit and i thought, maybe i could use it as an oil primer rig. 3. Diaphragm Pumps are used extensively in many industries and can handle a very wide variety of liquids. endstream endobj startxref The first is that the pump may not be primed. endstream endobj 67 0 obj <> endobj 68 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC/ImageI]/XObject<>>>/Rotate 0/Type/Page>> endobj 69 0 obj <>stream The reason pumps sometimes need priming is because they function using the principle that water escapes from high pressure areas to … I suspect one or more of these 3 things was the problem: 1. Chewed up compacted leaves in each side of the paint hose. Graco hold unrivalled stocks at their European warehouse in Belgium and offer competitive pricing. WATCH: Components of an Airless Paint Sprayer (1:57). Standing a small distance away from the surface, simply point and spray. Furthermore, during operation more paint is easily added to the beaker and if blockages … A rag for drying and polishing the exterior parts of your sprayer once the internal parts are clean. 321-048 1/96 Rev 3 SL Training 03/15 Double Diaphragm Pumps Graco Pumps Midway sells the complete line of Graco pumps and fluid handling products, including air-operated diaphragm and piston pumps, and electric and hydraulic pumps. There are really just two different kinds of pumps: reciprocating pumps (which pump by moving alternately back-and-forth) and rotary pumps (which spin around). Featured products include: Low Pressure Graco Pumps Medium Pressure Graco Pumps %%EOF \����v/��� �Ҧ��� Loosen a fluid fitting near the pump outlet to relieve fluid pressure. And they don't just heat and cool buildings. They use a combination of the reciprocating action of two flexible diaphragms, two inlet and two outlet ball check valves to pump a fluid. However, there are some that require priming to get started. The picture in the listing has a couple inaccuracies that had me a little nervous. It can mean a motor and a pump together as a pump pac kage or refer to the fluid displacement pump.The fluid displacement pump is also known by several names. 0 However, there are some that require priming to get started. Mineral spirits, paint thinner, lacquer thinner, and pump armor. With airless paint sprayers, you’ll need to prime the pump before spraying. The paint will come out in a fan pattern depending on which different tip you decided to use for your sprayer. Box 1441 Minneapolis, MN 55440-1441 ©1996 Graco Inc. Form No. Any of these should work reasonably well. It has the older or shittier graco gun on it that has the RacV guard. Technological improvements to the tips (FF LP) used with the handheld devices, means the spray fan is better controlled, with less overspray. Fig. In Graco's Industrial Products Division (IPD), there are a wide range of pneumatic, hydraulic, and electric pumps created to withstand the toughest finishing applications. h�bbd```b``��� ��D����@��*�}� "�L@�p1X\,rD�.�j�@$w�dT����A$W�.90�"�@��ߔ��t�E��F�g`:� � �[W Next, adjust your … Depending on the design of the pump, the use of a single or multiple plungers may be used. To help determine how thick of a coating you’ll be able to spray, it's important to understand the fan-width and orifice-size of a spray tip. Sound data for the pumps on these units are as follows: 50:1 Fire-Ball 300 Pumps Tested at 100 psi (0.7 MPa, 7 bar) at 40 cycles per minute Sound Pressure Level, measured at 1 meter from unit 77.8 dB(A) Page 16: Graco Standard Warranty How do Diaphragm Pumps Work? Try each and see which work best for your situation. Not all applications can just be based on paint savings, depending on the type of work that you do and the environment where the work needs to be done should also be considered. You are in RIGHT PLACE. The diaphragms work as a separation wall between the air and the liquid. 243229, which consists of a control board. The high pressure built up within the tube atomizes the paint, meaning that it pulls it apart into a fine mist. Discover how does a diaphragm pump work? While we do appreciate the useful nature and multiple applications of a water pump, most of us are still unaware of how exactly this machine functions. How do pumps work? While Graco sprayers contain the most advanced performance and ease-of-use features, an airless sprayer can be understood with seven basic systems; There are many other optional features available on Graco sprayers; however, these are the seven main parts of any sprayer. It can mean a motor and a pump together as a pump pac kage or refer to the fluid displacement pump.The fluid displacement pump is also known by several names. Graco 45 to 1 king pump industrial big rig airless paint sprayer with hoses and gun. Smaller ball stuck up in the pump area. Transfer fuel and other fluids the safe and easy way, with a Graco Pump Armor that it takes to do the job right. When these seven components work in unison within a Graco airless sprayer, they create unmatched performance, speed and ease of application for any spray job. The compressed air is shifted from one chamber to the other by a linked shaft that allows the chambers to move simultaneously. Welcome! The centrifugal force applied to the water from this rotation forces the water outside of the casing, where it exits a discharge port. Photo: Foot pumps are familiar examples of reciprocating pumps: they move air as you push your foot up and down. A booster pump boosts water pressure and, in many cases, improves the flow rate. An electric driven pump such as the Graco 495 or Wagner SF 23 Plus just needs compressed air for the gun. My question is: Will my Graco ContractorPC gun, RacX Guard and tips, FFLP tips, etc. The impeller is always submerged in water, and when the pump is operational the impeller spins rapidly. 7:30 a.m.–5:30 p.m. Central Time, Level 5 Finishing & Skim Coat Accessories, Self-Leveling Underlayment Mixers and Pumps, Grinding & Scarifying Equipment Accessories, Component Parts Not Manufactured by Graco. Reciprocating pumps. Anyway, the good news is that the pump works just fine now. Most transfer pumps — pumps that move liquid from one tank to another — are self-priming. endstream endobj 70 0 obj <>stream Lubricate the pump after every use with Graco throat seal liquid. Outlet valves clogged, damaged, dirty – Graco Ultra & UltraMax does not spray. For a small painting contractor, or a DIYer with a lot of work, the ProX7 is a great sprayer for the money and I highly recommend it. Nowadays, there are so many products of how to use graco pump armor in the market and you are wondering to choose a best one.You have searched for how to use graco pump armor in many merchants, compared about products prices & reviews before deciding to buy them. 1.5 in. High Pressure, Low Flow Applications: Reciprocating pumps are generally designed to pump in low flow, high head applications.One of the most extreme of these applications is water jet cutting, where only a few gallons pass through the pump per minute but exceed pressures of 10,000 PSI. The tip seats are the same for a Titan gun and a Graco. Diaphragm pumps operate on a 1-to-1 ratio, meaning the pressure of the inlet air feeding the pump is directly related to the fluid pressure at the pump’s outlet. The cylinder is also the section of the fluid pump that allows paint to flow freely throughout the pump… Then, release the trigger and allow the sprayer to build pressure. “Pump” has two meanings at Graco. If this does not solve the problem, you may request a pump repair kit, No. An AODD pump is a type of positive displacement pump that uses compressed air as a power source. Keep spare filters and tips in your Graco toolbox. H��W[���+���r�u9�V� q��d�N*U�� 08������G:�H3��b��@Q�|_�Z:w��p7|�ե��i�b�3�v���l��8���u�I��ϲl]f�5���O��L�h�/7�u��L.������ew�1�O6�2�6�[Ƌg�/�?z�4�u+�����ظ�r����Y����$ID$�n��X(�� �?m�8�!�ݘet3�o3�ȯ��$5nt�Ջ�7��w�W>��t���5��ux�n������w��_q���� ���_�D����f��֮��Q�ߺ��m:$���T�>�!��~���{��R�P��G#f����c���}ҏO7a|���1��8:g�2N�2/��ߤ���h�_��N���#4�o �3�~�BE�_]�{K84(l��7�q��ƈ�n��.�r���7�����l{��ǃ���O��/6����z���?�b��x_嬻�r��1ܭ���*��u;;��a�c����(�۬˜�|���R�������s�v E���zg�b�,{�������,���,�rJ������ժ�]�V����8�@��y�Y��~)���۟ާȽ���7��&Yg7Ng��w�����M~�J��MR*}Ӫ�Or�m�F��q��;o=*1z�h����f���x7�-}���H[7�nð�N������������f�*^BW���;���)�S� ?��n#�E�,�T�|��'�3�� 'Ke��wB���-Ȣ�)�&���N�z��NY���(��Mo�۬��Cٹ�6����U���k��(��,ū�:W�|������C��H��2��d���}(2v����0���_CN^q!�[H>�Qa����c��n�*Z�%'#�^�2gD �ڐ1 (9�\�J��� �m� ���k` 9����|���R����� ڡ��D@�?c���j1 There are really just two different kinds of pumps: reciprocating pumps (which pump by moving alternately back-and-forth) and rotary pumps (which spin around). If you've ever enjoyed a hot tub or heated swimming pool, then you probably have a heat pump to thank. Page 9 Wiring and Installation Diagrams NOTE: Graco does not provide a power cable with the G1. The entire air must be pushed out of the cup until there is only paint in the cup. Current Graco Endurance Pumps also come equipped with V-Max packings for longer life. 88 0 obj <>/Filter/FlateDecode/ID[<615BD727C79FB63954847AB2ACEA15D8><31A08EF7D870EB43AA0A1227E1FB4D92>]/Index[66 38]/Info 65 0 R/Length 113/Prev 425416/Root 67 0 R/Size 104/Type/XRef/W[1 3 1]>>stream How does a Diaphragm Pump Work ? Cylinder. If you have a Graco Contractor Series sprayer such as an ST, STX, Ultra, Ultra Max or Ultra Max II or similar piston pump sprayer, one of the easiest things you can do is use Graco Throat Seal Liquid (TSL) EVERYTIME you use your sprayer. This creates a smooth finish with a minimum amount of paint. IPD also has different fine finish pump packages which can spray with air, assisted by air, or airless. It is a pump. Graco Ultra and UltraMax sprayers work in a vacuum. If the motor continues to run when the gun trigger is released, it is not primed. Pumps. It is referred to as a pump, a pump lower, a lower, or a fluid section. Graco Pumps are a well known, reliable pump, shrinking maintenance intervals and reducing the nasty surprise of an interruption in production. They are separated by a pair of one way valves. Suction and discharge — Sequence of an Air Operated Double Diaphragm pump or AODD pump. “Pump” has two meanings at Graco. Proper start up of your paint sprayer is an important step to keep it running at maximum performance and efficiency, year after year. Your pump should have a prime setting, so this should be fairly straightforward, but you may need to use a hammer and tap it slightly. GRACO Pump. How do they work? Diaphragm pumps are positive displacement pumps. Care should be taken that the valve is held up and in the highest position so … Graco has a two-year warranty for the Magnum XR9 from the date of purchase. A double diaphragm is a positive displacement pump which utilises two flexible diaphragms that reciprocate back and forth, creating a temporary chamber, which both draws in and expels fluid through the pump. Avoid risk exposure to any corrosive liquids by mouth siphoning. Condition: it is works. Piston Pump – This is sometimes called the heart of an airless sprayer because it’s really the most important part. Sound data for the pumps on these units are as follows: 50:1 Fire-Ball 300 Pumps Tested at 100 psi (0.7 MPa, 7 bar) at 40 cycles per minute Sound Pressure Level, measured at 1 meter from unit 77.8 dB(A) Page 16: Graco Standard Warranty All centrifugal pumps include a shaft-driven impeller that rotates (usually at 1750 or 3500 RPM) inside a casing. Call +32 2 657 23 53 Lubricate the pump after every use with Graco throat seal liquid. Below is a listing of some of the Graco Pump products offered by Dultmeier Sales. Also the Graco tip guards will fit Titan guns and vice versa. Now slowly open the air regulator until the pump starts, about 40 psi (0.3 MPa, 3 bar). Some of our most popular Centrifugal Pump manufacturers. It can contain grit or flecks of dried paint, which can clog the system and shorten the life of the pump. Here are […] Graco’s line of Husky electric double diaphragm pumps combine all of the benefits of a traditional air operated diaphragm pump like self-priming, stalling under pressure, and increased diaphragm life with the benefits of an electric pump like energy cost savings, reduced pulsation, and increased pump control. Description 2. These exhaust valves are located in the front area of the pump and can be removed for cleaning or replacement. Box 1441 Minneapolis, MN 55440-1441 ©1996 Graco Inc. Form No. Each year, they have become lighter, more versatile and easier to use. A fan has blades that spin around to increase air movement, and a booster pump has an impeller inside that … The fluid displacement pump is also known by several names. 2. This is normal operation and eliminates constant motor noise and reduces wear for longer life. Engage the trigger lock. Graco serves a … The only requirement is compressed airsupply. This is b ecause the compressor needs to feed air to drive the air-motor and the piston of the pump and air is needed for the gun. The management had a open door policy and was very approachable. In Graco's Industrial Products Division (IPD), there are a wide range of pneumatic, hydraulic, and electric pumps created to withstand the toughest finishing applications. Hold a metal part of the spray gun (M) firmly to the side of a grounded metal pail and hold the trigger open. Keep spare filters and tips in your Graco toolbox. �}ʖ̐��s��1۔q� #ˈRaτ����x�+=�Cq��:�B���"�T��aL!^M5iNʶ���I�]�mW���C3�����gSJ���w]R^�����> ��Zz4n����F������-.�6��ֆ�x���n(I���D��-J����R߽S�~OX>��Z�!E�թcC_|��xx���MWC1� &�L��Zʭ ]e쏚�/��"�*/����� �.w�dˆ�(⽨�U�!�f)cFjB�yc!��R��Rzi�=��i��̓�S���>Q� �У�����#�yL���>�8sqB��FX���yC�U$ݜ&�BBQ'�Ɛ�v���̉�e-BVrOJR��I'��;i�b �Rb>h\��X� ��[\�|)m��%�. Diaphragm Pumps are in the category of \"positive displacement\" pumps because their flowrates do not vary much with the discharge \"head\" (or pressure) the pump is working against (for a given pump speed). They can also handle many aggressive chemicals such as acids because they ca… Graco makes a popular line of baby strollers designed to go from the sidewalk to the trunk of a car or back of an SUV in a matter of seconds. Turn on the main air supply. Heat pumps also work extremely efficiently, because they simply transfer heat, rather than burn fuel to create it. Diaphragm Pumps can transfer liquids with low, medium or high viscosities and also liquids with a large solids content. Prior to storing the unit for more than a couple weeks, Graco recommends you fill the unit with the brand’s proprietary Pump Armor fluid ($10 per bottle). Primes and pumps like a good ol' bugger. Power cables are available for purchase from Graco or the user may provide their own. Handle the spray gun with care. IPD also has different fine finish pump packages which can spray with air, assisted by air, or airless. %PDF-1.5 %���� Graco's customer service can be reached by dialing 1-800-690-2894. Monday–Friday Graco Magnum X5 Review At the top of the pump are two chambers. Markets served. SUBSCRIBE, LIKE AND SHARE! The cylinder is the part that houses the rod, packings, and balls inside a fluid section. Graco, Inc. P.O. Graco ToughTek Piston Pumps: A Pump for Every Job - YouTube 321-048 1/96 Rev 3 SL Training 03/15 Double Diaphragm Pumps How do pumps work? A combination of paint saving, increased paint coverage and application speed with less mess would be the main reasons for choosing an electrostatic spray system. Even though this model will spray oil based paints I think this is what finally did my old pump … For product details and to order, view our Graco Pumps Product Catalog. GRACO Air Operated Diaphragm Pumps. Then open the pump’s bleed-type master air valve (D). It can mean a motor and a pump together as a pump package or refer to the fluid displacement pump. Understanding and applying these basic spraying techniques will be the difference between a sloppy looking paint job and a professional one. Once the materials have been injected into the integrator at the proper ratio, the integrated material is moved through a static mixer. Reciprocating pumps. Spraying is four times faster than rolling, ten times faster than brushing and gives a smooth, professional finish. It can contain grit or flecks of dried paint, which can clog the system and shorten the life of the pump. h�b```�V )� Ȁ �,@Q� (`'�C펮=�;�o1�r4����T|=B�wWF���F��\Cm�� �������R�[��K�Z�AF0n�v��J� �@�\W�5�+�n0[4���. Always use the lowest pressure necessary to deliver lubri-cant at the desired quantity. ��[�XuW��*�R�-�5����V�����9֛1v�ӕ��=e�|VZ�b�m�#c�ȫ�ɫ=Uf�'m8^�f�R ��ky���QH�Oyt���ܛPY�G;l&T�+�����:������5���h����Μ�X��b��\�m�)(.�3���n\β"^�q��O��4w>����ɛfM�d`�n��NHn5�#.eЉK���a���=�m>� ������aT�pBִ������FS!㿁�2����2�u*�^��Ypp�%��^��6߇ �I�Xj�IJU�|�PoK�S%3'�;EȖ��[f�N?�:�9U0k=��9�/k��:y�` �(� “Pump” has two meanings at Graco. This is my first replacement pump after probably 50 gallons or so. Please note that you should opt for a bigger compressor if you have air-powered pumps. Always strain paint before using it, even if it's coming out of a brand new container. ���qI�N�N�����:�=7={��i�Cv�Z$٭w�d�,O��i�΋�]��m�!L�p��J�|���b�[��p�Eq�_I)�:�&��И�ԃ ����uSB8=����=����p^�z���[�5몱A��\5߶I��\�J~јz�Lt�Hs-��Ĺ�:���s�v��=�5����E&��A�y��c����`�o`{�� Page 10 Installation Power DIN AC - 15 foot: Part No. The Husky air-operated pumps are loaded with features to help you get your job done right, every time, and are built to save you money. Always strain paint before using it, even if it's coming out of a brand new container. It is referred to as a pump, a pump lower, a lower, or a fluid section. Once you pull the gun trigger and start spraying, the motor and pump will turn on again. Graco’s ‘Husky’ range of air operated double diaphragm transfer pumps offer an extensive range, which like the ARO diaphragm pump range, is suited to almost any fluid handling application. GRACO are supplies a wide range of products for Coating, Finishing, Painting, Lubrication, Process, Sealant and Adhesives. Graco 1050E Electric Motor Driven Diaphragm Pump Demonstration. How does a booster pump work? Please allow us to customize your site experience by enabling tracking cookies. Using the attached suction tube, you can use a bucket of paint and begin to draw paint through your setup. 21833 Graco To King Pump Industrial Big Rig Airless Paint Sprayer (62% similar) Selling as is. Graco, Inc. P.O. The solvent flush and air-purge valves for clearing the mixed material from the system, as well as the colour-selecting valves, are also located on this piece of hardware. Thanks in advance. This type of stroller is equipped with quick-release levers that allow you to collapse the stroller for easy storage; it also unfolds easily and locks securely into the open position, ready for baby's strolls through the world. These need to be replaced regularly. Check Out My Other Paint Sprayer Reviews. When it comes to painting quickly and efficiently, professional painters rely on an airless sprayer. - Read more about pumps. For the rest if this discussion, the fluid displacement pump will be referred to as a pump. 103 0 obj <>stream The piston pump does the work of drawing the coating from your source bucket and then pressurizes the coating. Instead, they use a motorized pump to pressurize and push the paint out of the spray gun's tip. Functioning of diaphragm pump. Fill packing nut with Graco TSL, through one of the slits, until fluid flows onto the top of seal. Shut off the pump and relieve pressure, page 5, work with it? 3. Price: Affordable At around $240, the Project Plus Painter delivers large project capacity for the cost of a few days’ rent for a pro sprayer, making it an attractive option for DIYers who have several projects a year to paint. To learn more about the cookies we use and how to change your preferences, see our Privacy Policy. r�y��Rt �Л��m��{�UV�ǫǫ+#m��k+�F�$}z5���9(�a~9z]J�4Ƈ��m;q-cov�q�i���:j��҅U�븸���V�e�ک��C�Ί(MnF�m��E�� A booster pump works just like a fan. An airless sprayer takes the paint and compresses it (or tries to compress it) so that it comes out of the spray tip at a very high pressure. Screw the tip assembly onto the gun and tighten. Double air head pumps are identified by the suffix -2 in the pump model number. Ball stuck like you guys said. Some of the Graco tips come with rubber washers instead of plastic, but the metal seats are the same and can be used in either guard. Most transfer pumps — pumps that move liquid from one tank to another — are self-priming. So, how does a water pump work exactly? Centrifugal pumps are the most common type of pump used in industry, agriculture, municipal (water and wastewater plants), power generation plants, petroleum and many other industries. Get ready for the next step about easy storage with our Graco Pump Armor which is especially made for all graco airless paint sprayers. For the rest if this discussion, the fluid displacement pump will be referred to as a pump. 14 7676B 7677B Fig. A diaphagm pump, also knows as a membrane pump, is a positive displacement pump that enables users in industries to standardise on a pumptype that is suitable for a wide variety of fluids. Fuel flows from one chamber to the other at one pulse and at the next pulse, fuel moves to the engine. Advantages of Reciprocating Pumps. Warning. To help visualize how a… This keeps your packings wet, reduces friction and dissolves material on the displacement rod. It is referred to as a pump, a pump lower, a lower, or a fluid section. 3. Markets served. These valves ensure that the fuel that passes through does not come back. Once the pressure starts the drop, the sensors detect the change and fire up the electric motor which drives the piston and works tirelessly to maintain the required amount … Out of all the airless spraying devices, the Graco Ultra handheld models have gone through the most rapid design changes. Graco pumps like the Graco 307 diaphragm pump are also able to run dry for a limited period without, again, causing damage to the pump. The double air head pumps use less air than other pumps with a single air piston of similar area due to only one of the two heads being pressurized on the return stroke. Prime the pump. They work together to control the flow of the individual materials to the systems integrator. Making sure your paint sprayer is properly cleaned will help deliver a consistent, professional finish and a solid return on your investment. It is an exact replacement Graco pump. The Graco Magnum ProX17 feels like more like a high end sprayer than it does the low end Wagner, but the price point is much closer to the Wagner. 66 0 obj <> endobj Graco serves a … These need to be replaced regularly. A plunger pump operates using the reciprocating motion of plungers or pistons. If the Graco Ultra or UltraMax handset does not spray, it may also be due to clogging, contamination, or damage to the three exhaust valves. Graco diaphragm pump series is the pump selection of choice for many reasons. To fix, prime the pump. To do this, open the cap valve (VacuValve) and push out the air. A well maintained pump works at 5,000 pulses per minute. Startup 1. It may not work both ways with all styles of Titan guards. Connect a suction hose (N) to the pump’s fluid inlet. h�̗mo�0���}��$�-MHm��h�Ҵa [�4��Ll��;�eqӖ, �,7���;'�]�� Àk0�� 僑�%^|�Z� @&�4���5p壖�2a`p�A��@��Õ7�L�Q/@K�x~�3�"~� r��T�K�ʸFY`eGG��/�#J���������;d»x������y���/�����Q~gEx���8Nn� Open Air Valve (E) and slowly open the Air Regula-tor (B) until the pump is running smoothly. Flow rate and fluid pressure are easily controlled with a regulator on the air supply to the pump.Generally diaphragm pumps have a 1:1 ratio which means that maximum fluid pressure will be the same as the air pressure used to run the pump. By applying paint in an even, consistent manner, airless spraying allows you to achieve professional results faster and easier than using a brush or roller. It's called a Graco Magnum X7. The reason pumps sometimes need priming is because they function using the principle that water escapes from high pressure areas to low pressure areas. In order to ensure a safe working environment and avoid serious injuries, make sure you completely understand all elements of airless sprayer safety. Video of the Day k�: �s�V�mV@bí������_Z�rvi���@$��@@zr]ٮO �����h�@�( � �g���hȀ�#�q@u6��[���'� i ������A���)}�(1�﷕u��zʗ�^�`[!�(}������4���w逴q�2��Y�3� M��� But how do they work? The hardest part of the job was balancing your work load, as there were multiple interruptions during the day to adjust your schedule around. Graco serves many different industries and applications, providing products for painting, gluing, building and marine applications amongst many other industrial processing applications. Graco MaxPower™ brushless motors deliver a higher torque with the longest life and no spark when spraying flammable materials. GDHXW 244194 Pump Repair Packing Kit for Graco Ultra Max II 390 395 490 495 595 LineLazer 3400 Aftermarket Airless Paint Sprayer 4.5 out of 5 stars 168 $23.85 Photo: Foot pumps are familiar examples of reciprocating pumps: they move air as you push your foot up and down. This pump was very easy to install. Move the gun to the paint pail, pull the gun trigger, turn the on/off switch to ON and let the pump run for about 20 seconds. Graco Pumps Husky 205 Series Air Operated Diaphragm Pump (1/4") Graco Pumps Husky 515 Series Air Operated Diaphragm Pump (1/2") Graco Pumps Husky 716 Series Air Operated Diaphragm Pump (3/4") Graco Pumps Husky 1040 Series Air … Adjust air pressure.