Comment * document.getElementById("comment").setAttribute("id","a4461bf5cda95fd1ac0cb5de9ab66efc");document.getElementById("afe6277d1c").setAttribute("id","comment"); Save my name, email, and website in this browser for the next time I comment. Dewalt Backpack Sprayer Professional 4 Gallon. Ensure the sprayer is OFF and remove the battery according to the Removing the Battery section. 2 Extended Wands, No Manual Pump Yard Sprayer, Electric Backpack Sprayer for Weeding, Cleaning. An example of data being processed may be a unique identifier stored in a cookie. If the plastic housing of the battery pack breaks or cracks, return to a service center for recycling. Insert the battery according to the Installing the Battery instructions and switch the Power button to ON position (2) to turn the sprayer ON. A 3-piece nozzle pack is inclusive with a special CF valve that . Always remove any chemicals, and clean the sprayer when finished. . Remove the battery from the battery compartment. Edging along fences, driveways, and walkways. In some areas, it is illegal to place spent nickel cadmium, nickel metal hydride or lithium-ion batteries in the trash or municipal solid waste stream and the Call 2 Recycle program provides an environmentally conscious alternative. Do not use batteries that are wet or have been damaged. Use clean water to thoroughly rinse and empty the tank until all chemicals and residues are removed. Kills lawn and weeds before planting a new lawn. The DEWALT Backpack Sprayer was built for versatility and getting the job done. The charger then automatically switches to the pack charging mode. Compared to the Milwaukee Switch Tank system with kits starting at $399, it's significantly less expensive, though it doesn't have some of the features such as the ability to swap tanks. Before using the battery pack and charger, read the safety instructions below and then follow the charging procedures outlined. The compatible charger(s) will not charge a faulty battery pack. WARNING: RISK OF FIRE, BURNS, OR ELECTRICAL SHOCK. WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. Our customer service department is available by calling 800-433-9258 Monday - Friday, 8:00A.M. The yellow and black color scheme is a trademark for DEWALT Power Tools and Accessories. Ideal for spraying soffits, cracks, crevices, and other hard to reach targets. No lights illuminated on charger (plugged into outlet). An accidental start-up can cause injury. Rinse and empty the tank to remove any dirt, debris, or residue. Never modify or alter the sprayer from original condition. The hose is pressurized. When not in use, the unit should be stored in a dry, high or locked-up place out of reach of children. Find Your Local Harbor Freight Store. Always inspect the hose and all connections before each use. Required fields are marked *. Product Details. The DEWALT 4 Gal. Align the battery (H) with the rails inside the battery compartment and slide it into the compartment until the battery (H) is firmly seated. WARNING: To reduce the risk of injury, read the instruction manual. Always unplug the charger from the power supply when there is no battery pack in the cavity. The sprayer does not turn ON (no audible hum of the pump). To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. We take extensive measures to ensure all our products are made to the very highest standards and meet all relevant industry regulations. | Viton is a registered trademark of E.I. internal piston pump backpack sprayer was built to get the job done. Battery liquid may be flammable if exposed to spark or flame. Do not immerse any part of the unit in liquid. To actuate the fuel gauge, press and hold the fuel gauge button. Use of improper extension cord could result in risk of fire, electric shock or electrocution. For comfort as you work, this sprayer"s deluxe harness . DeWalt offers the backpack sprayer as a kit with a 2.0 Ah battery and charger for $269.99. We and our partners use cookies to Store and/or access information on a device. CAUTION: When not in use, place tool on its side on a stable surface where it will not cause a tripping or falling hazard. Shop today! Manual Pump All-Purpose Sprayer. Store idle units. Call 2 Recycle, Inc., in cooperation with DEWALT and other battery users, has established the program in the United States and Canada to facilitate the collection of spent nickel cadmium, nickel metal hydride or lithium-ion batteries. DEWALT. When using more than one extension to make up the total length, be sure each individual extension contains at least the minimum wire size. Dirt and grease may be removed from the exterior of the charger using a cloth or soft non-metallic brush. heavy-duty nylon-reinforced hose and strain relief system preventing the hose from kinking at the chemical exit point. Avoid dangerous environmental conditions Do not use electric units in damp or wet locations. Variflo technology allows the operator to adjust the flow by using specific nozzles for a consistent stream and high ease of use. 184608_4 Gallon Internal Piston Pump Backpack Sprayer Manual_B_EN-ES-FR; Warranty. In no event shall FGI be liable for any incidental, special, consequential or punitive damages, or for any attorney fees, expenses, losses or delays alleged to be as a consequence of any damage to, failure of, or inadequate product training, but not limited to, any claims for loss of profits. Damage or personal injury could result. Open the battery compartment by releasing the metallic latch attached to the side door, and swing the door open sidewards. Only spray when the air is calm (no wind or air movement) to prevent chemical spray from drifting onto non-targeted surfaces. The fan will turn on automatically when the battery pack needs to be cooled. Sealed and water resistant battery compartment and shroud. The RBRC (Rechargeable Battery Recycling Corporation) Seal on the nickel cadmium, nickel metal hydride or lithium-ion batteries (or battery packs) indicates that the costs to recycle these batteries (or battery packs) at the end of their useful life have already been paid by DEWALT. Pinpoint stream for targeted applications from a distance. From the box this sprayer leaves about 3/8 -1/2" of fluid in the tank - maybe a quart because the in tank filter is upright and has a lip, so I took it apart and drilled holes in the bottom of the filter thru into the . Compared to the Milwaukee . Some chemicals may create a toxic or other hazardous atmosphere when sprayed. Dupont de Nemours & Co. | TeeJet is a registered trademark of TeeJet Technologies and Spraying Systems Company | BLACK FLAG, BLACK FLAG, CUTTER, and REPEL are trademarks of United Industries Corporation. This sprayer comes equipped with three nozzles, as well as padded shoulder straps. Manufactured under license and distributed by: The Fountainhead Group, Inc. 23 Garden StreetNew York Mills, NY 13417 U.S.A.Phone: (315) 736-0037Email: [emailprotected]Website: www.TheFountainheadGroup.com, VONYX 952.020 MRB10 Lithium-Ion 12V Battery Pack with Charger 952.020 MRB10 Lithium-ion 12V battery pack with charger This, RYOBI 18 Volt Lithium-Ion Battery Pack To register your RYOBI product, please visit: http://register.ryobitools.com Use this battery pack, Design and Quality IKEA of Sweden PLATTBOJ Keep the battery out of children's reach. Squeeze the shut-off lever (B) to release any remaining pressure in the hose. For general troubleshooting information, please visit our Troubleshooting Support page. Be sure to read all safety instructions before using your charger. Close the door and ensure that the metallic door latch (1) is engaged. DEWALT is not responsible for any injury caused by tampering and may prosecute warranty fraud to the fullest extent permitted by law. Flat spray for very broad coverage and higher viscosity liquids. | BLACK & DECKER. The sprayer will spray when the battery is inserted if the sprayer is ON and the shut-off lever depressed. WARNING: Prevent unintentional spraying. Always release pressure when sprayer is not in use and before performing maintenance. WARNING: Always release pressure from the sprayer prior to cleaning. 4.4 out of 5 stars 1,833. Plug the charger into an appropriate outlet before inserting battery pack. Sign up to receive the latest info on new DEWALT products, special offers and more. The warranty of this product is covered by: The Fountainhead Group, Inc. (800)-311-9903. Register your product now for: Register online at www.dewalt.com/register. Do not use water or any cleaning solutions. DeWalt 20V Max Cordless Backpack Sprayer Price DeWalt offers the backpack sprayer as a kit with a 2.0 Ah battery and charger for $269.99. NOTE: If the sprayer was used recently, and still has pressure in the system, the pump may not turn on until the shut-off lever (2) is squeezed. I just picked this Dewalt sprayer up last week after being in the market for a backpack sprayer. Allow at least 30 seconds for the pump to prime. Place the charger in a position away from any heat source. Place the filter basket (2) on a clean surface where it will not collect dirt, dust, grass clippings, or other debris. Please call for pricing. This will reduce the risk of damage to the electric plug and cord. The sprayer turns ON (pump head hums) but it will not spray. Carry by the handle or harness only, making sure the connections are properly secured before lifting. Switch the Power button (2) to OFF position to turn the sprayer OFF and then remove the battery. Exposure to fire or temperature above 265F (130C) may cause explosion. The smaller the gauge number of the wire, the greater the capacity of the cable, that is, 16 gauge has more capacity than 18 gauge. For comfort as you work, this sprayer's deluxe harness . contents kache. Do not freeze or immerse the charger in water or any other liquid. All rights reserved. Refer to the indicators below for the charge status of the battery pack. The following table shows the correct size to use depending on cord length and nameplate ampere rating. Get the best deals for backpack sprayer dewalt at eBay.com. DEWALT 2 Gal. Store the sprayer in a warm, dry, dust-free location out of direct sunlight. Do not expose battery pack or tool/appliance to fire or excessive temperature. Lock trigger and spray all fluid out of shut-off until all fluid and air pressure has been expelled. The nozzles may need to be soaked or cleaned with a small brush. Sellers with highest buyer ratings; Ensure the sprayer is OFF and squeeze the shut-off lever until all pressure is released. Inspect the tank interior for debris, and clean as needed. This does not apply to the vehicular charger. 4 Gallon Internal Piston Pump Backpack Sprayer. WARNING: Burn hazard. NOTE: All values represent spraying with water or similar viscosity liquid product. *DEWALT. The battery may be damaged or may have overheated. Internal. DeWalt Cordless Backpack Sprayer Reduces the Fatigue of Manual Pump Sprayers. Ensure the battery is correctly installed. Tools built to work, tools built tough, tools built for you. We have a great online selection at the lowest prices with Fast & Free shipping on many items! DC9071, DC9091, DC9096, DC9182, DC9280, DC9360, DCB120, DCB127, DCB201 . Manual Pump Sprayer New. Use of a cord suitable for outdoor use reduces the risk of electric shock. Pour any liquid from the tank into an appropriate container for later use or proper disposal according to chemical manufacturers instructions. Press and hold the battery indicator button (3) to illuminate indicator lights (2). DEWALT DXSP190681 4 Gallon Lithium-ion Powered Backpack Sprayer Instruction Manual Contents hide 1 Definitions: Safety Alert Symbols and Words 2 Product Overview 3 IMPORTANT SAFETY INSTRUCTIONS 3.1 Additional Safety Instructions 3.2 Additional Safety Information 4 BATTERIES AND CHARGERS 4.1 Important Safety Instructions for All Battery Packs 4.2 Shipping the DEWALT FLEXVOLT Battery 4.3 Fuel . A damaged hose or loose connections could result in an uncontrolled high pressure discharge of chemical. $115.99. Failure to abide by Nozzle Flow Chart recommendations may result in a damaged pump and void warranty. NOTE: This could also mean a problem with a charger. Weed Preventer, Fertilizer, Herbicide, Water, Fungicide, Insecticide. If medical attention is needed, the battery electrolyte is composed of a mixture of liquid organic carbonates and lithium salts. Failure to abide by Nozzle Flow Chart recommendations may result in a damaged pump and void warranty. Limited time deal. Do not allow sprayer to be used as a toy. Adjustable or cap nozzles fit into the slots labeled (1). Item# 110289. At only 9.9 lbs., the lightweight SG 51 manual backpack sprayer helps fight user fatigue. Remove the filter basket (2) and remove any debris. Always ensure that all chemicals have been removed from the sprayer and the sprayer has been cleaned prior to performing any maintenance. . Store or dispose of any unused chemicals as instructed by the chemical manufacturer due to the potential for environmental damage from a spill or leak, and/or refer to the disposal criteria referenced in the Safety Data Sheet (SDS). Do not permit foreign objects to enter the interior of the charger. There is chemical residue or build-up in the tank and/or pump due to improper or inadequate cleaning. DeWalt 20V Max Cordless Backpack Sprayer Price DeWalt offers the backpack sprayer as a kit with a 2.0 Ah battery and charger for $269.99. Incorrect reassembly may result in a risk of electric shock, electrocution or fire. To maximize the life of the battery, it is designed to shutoff abruptly when the charge is depleted. Do not operate unit when you are tired. It also has a 48-inch hose with a filter and a strain relief system to prevent the hose from kinking. 90 DAY MONEY BACK GUARANTEEIf you are not completely satisfied with the performance of your DEWALT Power Tool, Laser, or Nailer for any reason, you can return it within 90 days from the date of purchase with a receipt for a full refund no questions asked. Check to make sure the in-tank filter (3) is in place, the mesh is intact, and it is not clogged with debris. The battery pack will charge at that slower rate throughout the entire charging cycle and will not return to maximum charge rate even if the battery pack warms. Ensure the sprayer is on a stable surface and turned OFF. FOR MORE INFORMATION, VISIT WWW.P65WARNINGS.CA.GOV, Viton is a registered trademark of DuPont Performance Elastomers LLC. Otherwise, liquid will pour out of the open connection. The in-tank filter will drop downward approximately 1/8 in., when this happens. Killing brush such as poison ivy, poison oak, kudzu, and wild blackberry. Harbor Freight Tools - Quality Tools at Discount Prices Since 1977. After initial assembly, extended storage, or any possibly damaging event, such as a fall, always inspect the sprayer for damage, and test it with plain water to check for proper function. All shipping expenses will be covered by the customer. If the battery overheated, allow the battery to cool. Unplug the charger before attempting to clean. This Chapin sprayer uses a hand pump that can provide 40 to 60 psi. Manual. DEWALT 4 Gallon Professional Backpack Sprayer, Model DXSP190652. Clean the in-tank filter carefully rinsing from the inside to the outside. For each side of the harness (G), remove the small plastic clips (1) from the two shoulder strap loops and thread each loop through the slots at the top of the sprayer handle. Mount the charger securely using drywall screws (purchased separately) at least 1 (25.4 mm) long, with a screw head diameter of 0.280.35 (79 mm), screwed into wood to an optimal depth leaving approximately 7/32 (5.5 mm) of the screw exposed. $47.99. Use the right unit Do not use this unit for any job except that for which it is intended. DeWalt offers the backpack sprayer as a kit with a 2.0 Ah battery and charger for $269.99. Any other uses may result in risk of fire, electric shock or electrocution. After heavy use, rinsing the nozzles may not be enough to remove residue. NOTE: Limitations on duration of implied warranty and/or consequential damages might not apply to you if your state does not permit them. If wall mounting, locate the charger within reach of an electrical outlet, and away from a corner or other obstructions which may impede air flow. The nozzle drips when the shut-off lever is released. Shop for Backpack Sprayers at Tractor Supply Co. Buy online, free in-store pickup. WARNING: RISK OF PERSONAL INJURY. WARNING: Fire hazard. DeWalt Cordless Backpack Sprayer Reduces the Fatigue of Manual Pump Sprayers. To reduce risk of battery fire or bursts, use only DC9071, DC9091, DC9096, DC9182, DC9280, DC9360, DCB120, DCB127, DCB201, DCB203BT, DCB207, DCB361 batteries that are in good condition. Allowing water to freeze inside the sprayer may cause damage to the pump, seals, shut-off, or other components, and void the sprayer warranty. DeWalt 20V Max Cordless Backpack Sprayer Price. With a flow rate of between 0.4 and 0.5 GMP, this sprayer can cover 23 feet spray stream horizontally, and 25 feet spray stream vertical. Do not store, carry, or transport the battery pack so that metal objects can contact exposed battery terminals. DANGER: RISK OF DEATH, SEVERE PERSONAL INJURY, AND/OR PROPERTY DAMAGE FROM IMPROPER CHEMICAL USE OR MIXTURE. Spraying flammable or combustible chemicals can create combustible fumes that could be ignited, causing an explosion. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page. | Roundup and Roundup & Design are registered trademark used under license from Monsanto Technology LLC. 2021 DEWALTDEWALT and GUARANTEED TOUGH are registered trademarks of the DEWALT Industrial Tool Co., used under license. - 6:00P.M. PetraTools 4 Gallon Battery Powered Backpack Sprayer - Extended Spray Time Long-Life Battery - New HD Wand Included, Wide Mouth Lid, Multiple Nozzles & Battery Included. . Doing so could allow debris to enter the pump and cause clogging or damage to the pump. the longest in the . This is a carousel with one large zoomable image and a track of thumbnails on the left. Warranty on Batteries and Chargers 2 YEARS FREE SERVICE ON DEWALT BATTERY PACKS, DC9071, DC9091, DC9096, DC9182, DC9280, DC9360, DCB120, DCB127, DCB201, DCB203BT, DCB207, DCB361, 3 YEARS FREE SERVICE ON DEWALT BATTERY PACKS, DCB200, DCB203, DCB204, DCB204BT, DCB205, DCB205BT,DCB206, DCB230, DCB606, DCB609, DCB612, NOTE: Battery warranty voided if the battery pack is tampered with in any way. Garanti sou pil ak chaj 2 AN SVIS GRATIS SOU PAK BATRI DEWALT. Your tool uses a DEWALT charger. SKU #: 190652. . Cordless Backpack Sprayer can handle pest control spraying, weeding and feeding, and disinfecting applications with no pumping necessary. An adjustable hip harness assists with weight distribution, relieving burden from the user"s shoulders. The shut-off system is seamlessly operable with heavy-duty work gloves and is equipped with a comfort grip handle and lock-on mechanism. Do not point sprayer stream at anyone, including yourself. Turn the in-tank filter approximately 1/8 of a turn counterclockwise until it stops turning and pull up to remove it from the tank. Compared to the Milwaukee . The portable unit with comfortable harness system, manual internal piston pump and 4-gallon tank is guaranteed tough and designed for weeding and feeding, disinfecting, finishing concrete, eliminating mold, controlling pests and other spraying applications. 4.2 out of 5 stars 987. Allow the sprayer to dry. Do not allow any liquid to get inside the charger. Use only recommended attachments. Skip to main content. Apr 22, 2022. The battery is out of charge. Read and understand the entire instruction manual before using this sprayer. 4 gallon internal piston pump backpack sprayer, CONSERVER CES CONSIGNES POUR UTILISATION ULTRIEURE, GUARDE ESTAS INSTRUCCIONES PARA VOLVER A CONSULTAR EN EL FUTURO, 4 Gallon Internal Piston Pump Backpack Sprayer, Pulvrisateur sac dos avec Pompe Piston Interne de 15L, Rociador de mochila con bomba de pistn interno de 4 galones. Always unplug the charger from the power supply when there is no battery pack in the cavity. Internet # 314759472Model # DXSP190652Store SKU # 1005786602. If you work on a farm, golf course, or other large property, your arm may get sore just thinking about working a manual pump backpack sprayer. internal piston pump backpack sprayer was built to get the job done. Pump Sprayers. The battery pack can explode in a fire. Such preventative measures reduce the risk of starting the sprayer accidentally. WARNING: Prior to performing maintenance, always depressurize sprayer by ensuring the sprayer is OFF and then squeezing the shut-off lever to spray until liquid flow stops. The battery pack is not fully charged out of the carton. NOTICE: Indicates a practice not related to personal injury which, if not avoided, may result in property damage. Empty out any remaining water from the tank then continue to spray until water no longer comes out of the nozzle. An accidental start-up can cause injury. DXSP190652 paint sprayer pdf manual download. The Chapin 61900 Tree and Turf Pro Commercial Backpack Sprayer features a 4-gallon capacity storage tank. Disassembly of a sprayer that is still pressurized may result in the high-speed ejection of components. Keep proper footing and balance at all times. The durable 50 in. Do not operate the charger if it has received a sharp blow, been dropped or otherwise damaged in any way. To re-install the in-tank filter, gently set it back over the filter base in the bottom of the tank, and slowly turn the filter clockwise until the locking tabs on the filter base align with the grooves in the filter. WARNING: RISK OF PERSONAL INJURY AND/OR PROPERTY DAMAGE DUE TO UNINTENDED SPRAYING OF CHEMICALS. If the sprayer has not been used recently, you may hear a low, audible sound. Install the wand (C) onto the shut-off assembly (B) and tighten the nut (1) on the wand (C) to secure together. . Read all instruction manuals included with your battery pack or charger. Be sure not to tear or damage the mesh. 3 product ratings - DeWalt 190612 2 gal. Mellif Brushless HVLP Paint Sprayer for Dewalt 20V Max Battery Powered Spray Gun Cordless (Battery Not Included) . Reach into the tank and carefully grasp the intank filter (1) located at the bottom of the tank. An extension cord must have adequate wire size (AWG or American Wire Gauge) for safety. NOTICE: The battery pack is not fully charged out of the carton. Loop excess strap below and back through the bottom cutout. Charge the battery packs only in designated DEWALT chargers. This indicates the pump has turned on and is building pressure in the system. This warranty gives you specific legal rights in addition to rights you may have under state law. Place the sprayer on a stable surface and ensure it is OFF. Chapin commercial backpack sprayer is a manual sprayer with a 20-inch stainless-steel extension wand and a 48-inch reinforced clear PVC hose. The charger will indicate faulty battery pack by refusing to light. DCB107, DCB112, DCB113, DCB115, DCB118, DCB132. The tool will automatically turn off if the Electronic Protection System engages. If you are unable to locate the model, manual, or parts list, please contact us for further assistance. These manual sprayers have two- to five-gallon tanks. Backpack Sprayer (198) Questions & Answers . Precision spraying in confined areas such as gardens and flower beds. Our company: over a hundred years of innovation and manufacturing excellence, an established commitment to the professional user and a commercial warranty you can sink your teeth into . Pull by the plug rather than the cord when disconnecting the charger. 4 Gallon. Ensure all connections are secure and leak free, and the hose is free from damage, prior to using the sprayer with chemicals. WARNING: Shock hazard. Designed to finish the job in less time, the high-efficiency 4 gal. The DEWALT 4 Gal. Never heat or alter the hose, hose nut, or barb. Read 0 Reviews Same page link. Close attention is necessary when used by or near children. Suitable For. The Black & Decker Corporation, and the BLACK+DECKER logos are registered trademarks of The Black & Decker Corporation and are used under license. Failure to properly rinse out the sprayer may allow chemical residue build-up that can clog or damage the filters, pump, shut-off, wand, and nozzle. CAUTION: Indicates a potentially hazardous , Continue reading DEWALT DXSP190681 4 Gallon Lithium-ion Powered Backpack Sprayer Instruction Manual, 4 Gallon Lithium-ion Powered Backpack Sprayer, DEWALT DXSP190681 4 Gallon Lithium-ion Powered Backpack Sprayer Instruction Manual, on DEWALT DXSP190681 4 Gallon Lithium-ion Powered Backpack Sprayer Instruction Manual, DEWALT DXSP190681 4 Gallon Lithium-ion Powered Backpack Sprayer Instruction Manual, Dometic 970 Series Portable Toilets Instruction Manual, Paulmann URail Einspeisung 304x18mm Max Mitte Instruction Manual, HOOVER UH30601 Upright Vacuum Cleaner User Manual, JONES STEPHENS A06014 14 Inch X 14 Inch Spring Loaded White Plastic Access Panel User Manual, Paulmann URail Schiene 2m 230V Chrom Matt Instruction Manual, ROLANSTAR Height Adjustable Desk Instructions, PATPET Dog Shock Collar p-collar User Manual, CAT Professional Jump-Starter Instruction Manual. FREE WARNING LABEL REPLACEMENT: If your warning labels become illegible or are missing, call (315) 736-0037 for a free replacement. 2 Pwodwi souview. Pull excess length through to allow for step 2. To turn off the sprayer, switch the power button to the OFF position (1). Manual. Do not hit nozzle against surfaces to unclog. The battery pack is not inserted in the charger. so I had to return it and go back to my stihl manual pumps which empty completely. A DeWALT 4-gallon Internal Piston Pump Backpack Sprayer is one of the most popular hand-held sprayers. The best storage place is one that is cool and dry, away from direct sunlight and excess heat or cold. If shipping without the cap or in a tool, the pack will be considered one battery at the Watt hour rating indicated next to Use. There is a damaged O-ring or seal in the shut-off assembly. Replace the clips (1) through the loops and pull the strap securing the two harness (G) straps in place. This is important and will prevent serious damage to the battery pack. Use the appropriate Personal Protective Equipment (PPE) as recommended by the chemical manufacturer and/or refer to the chemical Safety Data Sheet (SDS) of the chemical being used. If this occurs, place the lithium-ion battery pack on the charger until it is fully charged. Carrying the sprayer with your finger on the switch or energizing the sprayer which has the switch on invites accidents. WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. (0) Write a Review . If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page. CAUTION: Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.Used without word indicates a safety related message. 4 gal. 190681 DEWALT 20V Li-ion Backpack Sprayer User Manual; SPECIFICATIONS. Do not disassemble the charger; take it to an authorized service center when service or repair is required. Follow all instructions and precautions in the instruction manual when using this sprayer. The pump was run dry (without liquid) before the tank was refilled. The charger and battery pack are not serviceable. Mid-range: The vast majority of manual pump sprayers (both piston and diaphragm) fall in this price range, coming in between $50 and $100 .