Graco 308883S User's Manual
Contents
1. air valves to all but one pump If there is only one pump close its air regulator and bleed type master air valve 2 Open the master air valve from the compressor 3 Open the dispensing valve into the grounded metal waste container making firm metal to metal contact between the container and valve Open the bleed type master air valve and open the pump air regulator slowly just until the pump is running When the pump is primed and all air has been pushed out of the lines close the dispense valve 4 lf there is more than one pump repeat this proce dure for each pump NOTE When the pump is and with sufficient air sup plied the pump starts when the dispensing valve is opened and shuts off when closed 5 Set the air pressure to each pump at the lowest pressure needed to get the desired results 308883S Operation NOTICE The pump has a rated ratio of 50 1 However it is capable of reaching stall pressures equal to 60 times the air input pressure Calculate the fluid output pressure using the air regulator reading Multiply the air pressure shown on the regulator gauge by 60 For example 140 psi air x 60 8400 psi fluid output 0 97 MPa air x 60 58 2 MPa fluid output 9 7 bar air x 60 582 bar fluid output Regulate air to the pump so that no air line or fluid line component or accessory is over pressurized 6 Never allow the pump to run dry of the material being pumped NOTICE A dry pump will q2. drugs or alcohol e Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings For complete information about your material request MSDS from distributor or retailer Do not leave the work area while equipment is energized or under pressure Turn off all equipment and follow the Pressure Relief Procedure when equipment is not in use Check equipment daily Repair or replace worn or damaged parts immediately with genuine manu facturer s replacement parts only Do not alter or modify equipment Alterations or modifications may void agency approvals and create safety hazards Make sure all equipment is rated and approved for the environment in which you are using it Use equipment only for its intended purpose Call your distributor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend hoses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if solashed in the eyes or on skin inhaled or swallowed e Read MSDSs to know the specific hazards of the fluids you ar
3. earth ground See Fig To order a ground wire clamp order Part No 222011 The equipment must be grounded to reduce the risk of static sparking and electric shock Electric or static sparking can cause fumes to ignite or explode Improper grounding can cause electric shock Grounding provides an escape wire for the electric current Pump Use a ground wire and clamp as shown in FIG a 1 N Fluid hoses Use only electrically conductive hoses Air compressor Follow manufacturers recommenda tions Fluid supply container Follow the local code FIG 1 Recommended air line configuration to reduce moisture in pump FIG 2 Typical Installation Key Fluid dispense line F Air line lubricator B Pump ground wire required G Pump runaway valve C Air regulator with gauge H Follower plate D Main air supply line J Bleed type master air valve required E Air line filter K Fluid drain valve 3088835 3 Installation Mounting Mount the pump securely so that it cannot move around during operation Failure to do so could result in personal injury or equipment damage 1 Plan the mounting layout for easy operator access to the pump air controls sufficient room to change drums and a secure mounting platform 2 If using a follow plate H remove the drum cover Scoop the material to the center of the drum Place the plate on the material Guide the pump foot valve through the plate 3 Mount the pump to t
4. the repair kit parts during reassembly and replace other parts as needed Check the polished surfaces of the piston 2 dis placement rod 8 and cylinder 17 wall for scratches or wear A scored rod causes premature throat seal wear and leaking Lubricate all parts with a light water resistant grease Install the new throat seal 6 lips facing down Screw the packing nut 38 into the base 5 Slide the displacement rod 8 down through the throat and lower the piston 2 into the base 5 Be sure the o rings 9 10 and 24 are in place FIG 4 FIG 5 10 Pull the exhaust valve poppets 16 into the value actuator 13 and clip off the top part shown with dotted lines in FIG 5 Install the transfer valve grommets 12 and reas semble the valve mechanism Before you install the lockwires 31 in the adjusting nuts 30 use the special gauges 171818 to adjust the transfer valve So there is 0 145 inches 3 7 mm clearance between the poppets 1b and the seat when it is open Snap the toggles 25 to the up position FIG 5 Reassemble the air motor and assemble to the dis placement pump Torque the extensions tube 64 to the base 5 at 45 to 55 ft lbs 61 to 75 N m Before you install the air motor plate tighten the throat packing nut 38 snugly do not overtighten it Before you remount the pump connect an air hose and run the pump slowly at about 40 psi 028 MPa 2 8 bar to see that it o
5. 3 5 241826 6 t f 162718 8 192541 9 10 160624 11 203965 12 13 172867 14 172866 15 102975 16 17 160613 18 19 20 t 21 101578 22 158360 23 158362 24 25 160623 26 158364 27 167585 28 156698 308883S Description VALVE poppet includes 1a and 1b STEM valve POPPET valve urethane PISTON air motor SCREW grounding1 BASE SEAL throat polyurethane ADAPTER 3 8 npt m x 1 4 npt f ROD displacement O RING buna N O RING buna N ROD trip GROMMET rubber air intake ACTUATOR valve CLIP spring SCREW rd hd mach no 6 32 x 1 4 6 3mm POPPET valve urethane CYLINDER air motor PLATE identification with muffler SCREW hex head no 8 32 x 0 38 inches 10 mm long PLATE warning with muffler SCREW hex head no 8 32 x 0 38 inches 10 mm long YOKE rod trip PIN toggle O RING nitrile rubber ARM toggle ROCKER toggle SPRING helical compression O RING buna N Qty 2 NN ON um SS SS i a M M S Nh N O DD NN ND Ref 29a 29b 30 31 33 38 52 53 54 56 57 58 59 60 61 62 63 64 66 67 74 Part 164704 161435 160932 192537 196184 196185 t t 192685 192684 192535 192540 192538 t t t 192531 192682 193760 193758 192660 17A265 112154 Description HANDLE NUT cylinder cap model 239877 NUT cylinder cap models 239887 239888 NUT adjusting LOCKWIRE transfer valve GAS
6. Instructions gt 7 GRACO 50 1 Fire Ball 300 Pump bd For pumping non corrosive and non abrasive greases and lubricants only For professional use only Model No 239877 Series D pail length Model No 239887 Series D 120 Ib drum length Model No 239888 Series D 400 Ib drum length 8400 psi 58 MPa 580 bar Maximum Working Pressure 140 psi 0 97 MPa 9 7 bar Maximum Air Input Pressure Read all warnings and instructions in this manual Save these instructions Important Safety Instructions This product is designed to be used only in pumping non corrosive and non abrasive lubricants and greases Any other use can cause unsafe operating conditions and result in component rupture fire or explosion which can cause serious injury including fluid injection CE PROVEN QUALITY LEADING TECHNOLOGY Warnings Warnings The following warnings are for the setup use grounding maintenance and repair of this equipment The exclama tion point symbol alerts you to a general warning and the hazard symbols refer to procedure specific risks When these symbols appear in the body of this manual or on warning labels refer back to these Warnings Product specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury e Do not operate the unit when fatigued or under the influence of
7. KET copper NUT packing PISTON RETAINER piston seal SEAL piston blue fluorotrel BALL ROD extension model 239877 ROD extension model 239887 ROD extension model 239888 ROD shovel CYLINDER pump SEAL gasket BEARING shovel rod SEAL shovel rod polyurethane CONNECTOR tube TUBE extension model 239877 TUBE extension model 239887 TUBE extension model 239888 SHOVEL TUBE shovel PIN spring straight Parts Qty M Mi sk st NN mm et mm ND NN EA Parts included in Kit 206728 purchase separately Parts included in Kit 222559 purchase separately t Parts included in Kit 241623 purchase separately NOTE Two accessory tools are required for air motor and throat services Padded Pliers 207579 and Gauge 171818 13 Dimension Drawings Dimension Drawings grounding screw grounding screw grounding screw 3 8 npt f air inlet 3 8 da 3 8 npt f 1 4 npt f ames 1 Anptf air inlet 1 4 npt f fluid outlet fluid outlet fluid outlet 17 5 in 96 71n o 445 mm 7 33 6 in CR 853 mm Overall length 31 in 788 mm Mounting Hole Layout 2 Hole Mounting Pattern a T CD 127 mm bolt circle CS CAC D 3 in 76 2 mm dia at 14 161023 gasket two or four 0 265 in 7 mm dia holes on 5 in Ill Overall length i 38 4 in 975 mm Overall length 45 4 in 1153 mm 4 Hole Mounting Pattern A ee 308883S T
8. e the pressure before proceeding page 5 3 Disconnect the hoses remove the pump from its mounting and clamp the air motor base 5 ina vise NOTICE To avoid damaging the shovel tube do not use slots in the tube to tighten or loosen tube 4 Use strap wrench to screw shovel tube 67 off of pump cylinder 59 5 Use strap wrench to screw shovel 66 off of shovel rod 58 6 se strap wrench on pump cylinder 59 to screw it out of extension tube 64 Screw tube connector 63 out of pump cylinder Remove bearing 61 and seal 62 7 Screw the shovel rod 58 out of the piston 52 Remove the lower ball 56 Screw the piston out of the extension rod 57 Remove the upper ball 56 retaining washer 53 and seal 54 8 Clean all the parts in a compatible solvent and inspect them for wear or damage Use all the parts in the repair kit and replace other parts as neces Sary 9 Generously lubricate all the parts with light water resistant grease and reassemble the pump 6 308883S Repair gt A S Dh at tf ANNE Sr y 60 gt O 64 Using nut 63 torque the pump cylinder 59 to the ex tension tube 64 at 45 55 ft lb 61 75 Nem Torque the shovel rod 58 to the piston 52 at 25 30 ft lb 34 41 Nem gt e gt Torque the piston 52 to the extension rod 57 at 25 30 ft lb 34 41 Nem Caution Do not use slots in shovel tube to ti
9. e using e Store hazardous fluid in approved containers and dispose of it according to applicable guidelines e Always wear chemically impermeable gloves when spraying dispensing or cleaning equipment MOVING PARTS HAZARD Moving parts can pinch cut or amputate fingers and other body parts e Keep clear of moving parts e Do not operate equipment with protective guards or covers removed e Pressurized equipment can start without warning Before checking moving or servicing equipment follow the Pressure Relief Procedure and disconnect all power sources PERSONAL PROTECTIVE EQUIPMENT Wear appropriate protective equipment when in the work area to help prevent serious injury including eye injury hearing loss inhalation of toxic fumes and burns This protective equipment includes but is not limited to e Protective eyewear and hearing protection e Respirators protective clothing and gloves as recommended by the fluid and solvent manufacturer 2 308883S Installation Installation Grou nding To maintain grounding continuity when flushing or relieving pressure hold metal part of the spray gun dispense valve firmly to the side of a grounded metal pail then trigger the gun valve To ground the pump remove the ground screw Z and insert through the eye of the ring terminal at end of the ground wire Y Fasten the ground screw back onto the pump and tighten securely Connect the other end of the ground wire to a true
10. echnical Data Technical Data 50 1 Fire Ball 300 Pumps Maximum fluid working pressure 8400 psi 58 MPa 580 bar Air pressure operating range 30 to 140 psi 0 3 to 0 97 MPa 3 to 9 7 bar Maximum air consumption 22 8 scfm at 0 25 gpm at 100 09 638 m minute at 0 95 liter min a at 0 7 MPa 7 bar Maximum fluid output Maximum recommended pump speed 76 es at 0 22 gpm i cycles min at 0 82 liter min Cycles per gallon liter 110 Sound pressure level measured at 1 meter 77 8 A from unit Sound power level tested in accordance with 85 6 dB A ISO 9614 2 Air inlet size Fluid outlet size Wetted Parts Steel brass aluminum S nitrile rubber polyurethane Approximate weight 22 b 10 kg 308883S 15 Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use With the exception of any special extended or limited warranty published by Graco Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment determined by Graco to be defective This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for general wear and tear or any malfunction damage or wear caus
11. ed by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco equipment with structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lo
12. ghten or loosen tube FIG 3 308883S Repair Air Motor and Throat Service Refer to FIG 4 for the following instructions Before starting be sure to have all necessary parts on hand Repair kit 206728 is available for the motor Two accessory tools should be ordered Use Padded Pliers 207579 to grip the trip rod without damaging its surface Use Gauge 171818 to ensure the proper clearance between the poppets and seat of the transfer valve 1 Flush the pump 2 Relieve the pressure see page 5 3 Disconnect the hoses remove the pump from its mounting and clamp the air motor base 5 ina vise 4 Useastrap wrench or pipe wrench on the extension tube 64 to screw it out of the base 5 See FIG 4 5 Pull the extension rod 57 down as far as it will go exposing the displacement rod 8 6 Use a hammer and punch to remove the roll pin 74 from the displacement rod 8 and unscrew the extension rod 57 out of the displacement rod NOTICE In step 7 do not damage the plated surface of the trip rod 11 A damaged trip rod could cause erratic air motor operation Use the special padded pliers 207579 to grasp the rod 7 Manually push on the displacement rod 8 to move the air motor piston 2 up as far as it will go Unscrew the cylinder cap nut 29a or 29b Pull the nut up Grip the trip rod 11 with padded pliers and screw the nut off the rod FIG 4 8 Remove the six screws 21 that
13. he drum cover or other suitable mounting device 4 For ease in changing drums install a pump eleva tor Air and Fluid Line Accessories Refer to FIG 2 for the following instructions Three accessories are required in your system an air shut off valve air bleed device fluid drain valve and ground wire These accessories help reduce the risk of serious bodily injury including fluid injection splashing in the yes or on the skin injury from moving parts if you are adjusting or repair the pump and explosion from static sparking e The air bleed device relieves air trapped between it and air motor after the air supply is shut off Trapped air can cause the motor to cycle unexpectedly causing serious injury if you are adjusting or repairing the pump Use a bleed type master air valve J Install them near the pump air inlet within easy reach from the pump e The fluid drain K assists in relieve fluid pressure in the displacement pump hoses and dispensing valve Triggering the valve to relieve pressure may not be sufficient e The ground wire B reduces the risk of static sparking NOTICE Do not hand the air accessories directly on the air inlet The fittings are not strong enough to support the accessories and may cause one or more to break Provides a bracket on which to mount the accesso ries NOTE Install the air line accessories in the order shown in Fig 1 Install a pump runaway valve G to
14. hold the cylinder 17 to the base Carefully pull the cylinder straight up off the piston 2 NOTICE To avoid damaging the cylinder wall lift the cylinder straight off of the piston Never tilt the cylinder while you are removing it Use a screw driver to push down on the trip rod yoke 22 and snap the toggles down Remove the lockwires 31 from the adjusting nut 30 of the transfer valves Screw the top nuts off Screw the stems 1a out of the grommets 12 and bottom nuts Take the valve poppets 1b off the stems and squeeze them firmly to check for cracks FIG 5 Grip the toggle rockers 26 with a pliers Compress the springs 27 and swing the toggle assembly L up and away from the piston lugs M and remove the parts Check to see that the valve actuator 13 is Supported by the spring clips 14 but slides eas ily into them FIG 5 Remove the trip rod yoke 22 actuator 13 and trip rod 11 Check the exhaust valve poppets 16 for cracks NOTE To remove cracked exhaust valve poppets 16 stretch them out and cut them with a sharp knife 12 Remove one of the air motor plates 18 or 20 Pull the piston 2 up out of the base 5 Remove the throat packing nut 38 and throat seal 6 308883S Repair FIG 4 308883S Repair Air Motor and Throat Seals Reassembly 1 Clean all the parts carefully in a compatible solvent and inspect for wear or damage Use all
15. nt s la suite de ou en rapport directement ou indirectement avec les proc dures concern es Graco Information For the latest information about Graco products visit www graco com TO PLACE AN ORDER contact your Graco distributor or call to identify the nearest distributor Phone 612 623 6928 or Toll Free 1 800 533 9655 Fax 612 378 3590 All written and visual data contained in this document reflects the latest product information available at the time of publication Graco reserves the right to make changes at any time without notice For patent information see www graco com patents Original instructions This manual contains English MM 308883 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 1999 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revised November 2014
16. perates smoothly Reconnect the ground wire before regular operation of the pump Cutaway View 308883S Troubleshooting Troubleshooting T 1 Follow Pressure Relief Procedure page 5 before 2 Check all possible problems and causes before dis assembling gun Prt Tae son Inadequate air supply pressure or Increase air supply and or clear restricted air lines restriction Closed or clogged valves Open and or clear Pump fails to operate MUI MMe NOSES VANES Relieve pressure Clear obstruction Assess damage and service air Damaged air motor motor Exhausted fluid supply Refill and reprime or flush Worn or damaged air motor gasket Asses wear or damage and service Continuous air exhaust or seal air motor Exhausted fluid supply Refill and reprime or flush replace pump piston or shovel rod or other damaged part upstroke Damaged upper check seat Replace pump piston downstroke Damaged lower check seat Replace shovel rod Inadequate air supply or restricted Increase air supply and or clear air line restriction Closed or clogged valves Open and or clear aa ol obes Exhausted fluid supply Refill fluid supply and reprime pump as MGANGA OSES MANES Relieve pressure Clear obstruction Grease leaking from muffler plates Worn throat seal Damaged check seat 308883S 11 Parts Parts 12 308883S Part No Description Ref Part 1 1a 1b 2 15K534 4 11634
17. shut off the air to the pump if the pump accelerates beyond the pre adjusted setting A pump that runs too fast can be seriously damaged Install an air line lubricator F for automatic air motor lubrication Install a bleed type master air valve J to relieve air trapped between the valve and the motor Install the air regulator C to control pump speed and pressure Install an air line filter E to remove harmful dirt and contaminants from the compressed air supply Install a second bleed type master air valve J upstream from all other accessories to isolate the accessories for servicing 308883S Operation Pressure Relief Procedure Follow the Pressure Relief Procedure whenever C you see this symbol MPa baer PSI MPa bar Pi I bi b a ALT This equipment stays pressurized until pressure is manually relieved To help prevent serious injury from pressurized fluid such as skin injection splashing fluid and moving parts follow the Pressure Relief Procedure when you stop spraying and before cleaning checking or servicing the equipment 1 Close the pump air regulator and bleed type master air valve required in the system 2 Hold a metal part of the dispensing valve firmly to a grounded metal waste container and trigger the valve to relieve the fluid pressure Start Up 1 lfthere are multiple pumps on the air line close the air regulators and bleed type master
18. st profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco supplying equipment hereunder or the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise FOR GRACO CANADA CUSTOMERS The Parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou inte
19. uickly accelerate to a high speed possibly damaging itself If your pump accelerates quickly or is running too fast stop it immediately and check the material supply If the supply container is empty and air has been pumped into the lines prime the pump and lines with material or flush it and leave it filled with a compatible solvent Be sure to eliminate all air from the material lines NOTE A pump runaway valve G can be installed on the air line to automatically shut off the pump if it starts to run too fast 7 Read and follow the instructions supplied with each components in the system 8 To shut off the system always follow the Pressure Relief Procedure Repair Repair Displacement Pump Service NOTE Torque the shovel tube 67 to the pump cylinder 59 at 45 to 55 ft lbs 61 to 75 N m Refer to FIG 3 for the following instructions Torque the pump cylinder 59 to the extension tube 64 at 45 to 55 ft lbs 61 to 75 N m Al fd Torque the shovel rod 58 to the piston 52 at 25 to 30 ft lbs 34 to 41 N m Be sure you have all necessary parts on hand before starting Use all parts in the repair kit for best results Torque the piston 52 to the extension rod 57 at 25 to ie 30 ft lbs 34 to 41 N m Displacement Pump Repair Kit 241623 is available 10 If the ground wire was disconnected before servic ing be sure to reconnect it before you operate the pump 1 Flush the pump 2 Reliev
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