Graco 311689G User's Manual
Contents
1. Instructions Parts List 7 TRITON 3D350HP Diaphragm Pump oi Used to pump waterborne and solvent based paints and catalysts Part No 253707 Series D 3 1 Ratio Air Operated Double Diaphragm Pump with BSPP Fittings Part No 253708 Series D 3 1 Ratio Air Operated Double Diaphragm Pump with npt Fittings 0 6 MPa 6 bar 88 psi Maximum Air Input Pressure 1 8 MPa 18 bar 260 psi Maximum Fluid Working Pressure Important Safety Instructions Read all warnings and instructions in this manual Save these instructions TI1962A CE Eiza PROVEN QUALITY LEADING TECHNOLOGY Contents Warning o ive oe CHUR a ah danse 3 Installation 5 General Information 5 Tighten Threaded Connections 5 Mounting the Pump 6 AIT LINE tie gente pach aie bares Luna ola oan hal 7 Fluid Suction Line 7 Fluid Outlet Line 7 Grounding 9 Operation eeeeeeeeeeeeeeeeeeeeeeeeee 10 Pressure Relief Procedure 10 Flush the Pump Before First Use 10 Starting and Adjusting the Pump 10 Pump Shutdown 10 Maintenance 11 LUBICALON poater nena ta SE AL AC ete ewe aes 11 Flushing and Storage 11 Tighten Threaded Connections 11 Preventive Mainte2. The flat seals 55 59 are included with this repair kit 4 Remove the air inlet fitting 40 5 Remove the screws 68 and the top 67 and bot tom 66 covers 6 Remove the screws 31 and fluid covers 1 7 Remove the diaphragms 14 page 15 8 Remove the four screws 38 and washers 37 the air valve cover 36 and the gasket 35 9 Pry the air valve seat 33 out of the center housing 5 using two screwdrivers inserted in the recesses on the seat 10 Remove the o rings 80 from the housing 11 Remove the cup 47 from the housing To further disassemble and repair the air valve see page 17 12 Remove the two clips 46 from the shaft 17 13 Remove the screws 30 cylinder outer cover 11 cylinder 7 and cylinder o rings 22 Inspect the inner wall of the cylinder for damage 14 Pull the piston 16 and shaft out of the center hous ing 5 Remove the piston o ring 23 quad ring 32 and packing 26 Inspect the piston and shaft for damage If these parts need replacement unscrew the piston shaft 15 from the diaphragm shaft 17 and remove the piston 16 Repair 15 Remove the screws 29 and cylinder inner cover 6 Remove the air valve tube 24 and o ring 25 from the inner cover Do not lose the o ring 25 16 Remove the o rings 28 42 from the center hous ing 5 Do not lose the o ring 28 Reassembly NX all o rings during reassembly 1 Install th
3. 253708 O RING nitrile O RING nitrile O RING nitrile CARRIAGE CLIP c spring CUP air valve CARRIAGE driver O RING nitrile CLIP c spring PLUG air valve O RING nitrile SEAT valve SLEEVE ball guide SEAL flat UHMWPE BALL 30 mm acetal GUIDE ball SEAL acetal homopolymer SEAL flat UHMWPE BUSHING for 253707 only WASHER DAMPENER noise PLATE SCREW cap socket hd M5 x 12 SPRING compression COVER bottom COVER top SCREW M4 x 0 7 LABEL warning not shown DAMPENER felt O ring nitrile WASHER Included in Diaphragm Repair Kit 243152 1 T Included in Air Valve Repair Kit 243153 1 Included in Ball Check Valve Repair Kit 243154 Included in Cylinder Seal Repair Kit 243155 Included in Sealing Ring Repair Kit 243156 NOTE A Replacement Warning labels signs tags and cards are available at no cost Qty D DD Di RD ORDER BB D D BB D D DD D D KH KF KH KK Technical Data Technical Data Maximum fluid working pressure Maximum air input pressure Maximum recommended flow rate continuous duty 7 6 liters min 2 0 gpm Maximum flow rate 114 liters min 30 gpm Volume per cycle double stroke Dry suction lift 2 5 m 8 2 ft Wet suction lift 6 7 m 22 ft Air inlet size Model 253707 1 2 BSPP f Model 253708 1 2 npt f Fluid inlet size Model 253707 1 in BSPP f Model 253708 1 in npt f Fluid outlet size Model 253707 1 in BSPP f Model 253708 1 in
4. Shutdown For a short term shutdown relieve the pressure see at left Long Term Shutdown For a long term shutdown such as several hours or overnight 1 Flush the pump thoroughly 2 Leave compatible solvent in the pump 3 Relieve the pressure see at left Maintenance Lubrication CAUTION Lubrication of the pump is not required Oil is exhausted through the muffler which could contami nate the fluid supply or other equipment Excessive lubrication can also cause the pump to malfunction Flushing and Storage Flush the pump with a compatible solvent often enough to prevent the fluid you are pumping from drying in the pump and damaging it Follow the Pressure Relief Pro cedure on page 10 before storing it for any length of time Maintenance Tighten Threaded Connections 1 Before each use check all hoses for wear or dam age and replace as necessary 2 Check to be sure all threaded connections are tight and leak free 3 Check and re torque all screws and fasteners at least every two months Re torque the fluid cover screws first followed by the manifold screws NOTE Before using pump loosen fluid cover screws 31 1 2 turns and then re torque to 20 Nem 15 ft lb Preventive Maintenance Schedule Establish a preventive maintenance schedule based on the service history of the pump This is especially impor tant for prevention of spills or leakage due to diaphragm failure 11 Trou
5. npt f Sound power level at 15 cycles min 0 6 MPa 6 bar 88 66 dB A psi air inlet pressure Tested per ISO 9614 2 Weight approximate 29 kg 64 Ib Wetted parts 303 and 316 stainless steel acetal fluorocarbon ultra high molecular weight polyethylene PTFE 25 Performance Charts Performance Charts CYCLES PER MINUTE 65 87 109 130 152 174 196 217 239 Key a A 0 6 MPa 6 bar 88 psi 5 B 0 4 MPa 4 bar 60 psi o C 0 2 MPa 2 bar 30 psi Fluid Flow 28 z mumumummummi Air Consumption FLUID OUTLET PRESSURE MPa bar psi AIR CONSUMPTIO 7 6 15 1 22 7 30 2 37 8 45 4 LT 60 5 ae 83 2 2 4 6 8 10 12 14 16 18 20 22 FLUID FLOW Ipm gpm tested in No 10 weight oil Recommended Performance for Continuous Duty CYCLES PER MINUTE 0 5 11 16 22 27 33 38 43 1 9 19 280 1 7 17 240 1 4 14 200 1 0 11 160 0 8 8 120 0 6 5 5 80 0 3 2 8 40 FLUID OUTLET PRESSURE MPa bar psi 1 9 3 8 5 7 7 6 9 5 11 4 13 3 15 1 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 FLUID FLOW Ipm gpm tested in No 10 weight oil 26 Dimensions ia 318 mm 12 5 in i Fluid Outlet see page 25 for sizes 360 mm 14 2 in Wall Mount Hole Pattern For Accessory Wall Mount Kit 245875 Fluid Inlet see page 25 fo
6. 9B FIG 1 Wall Mount Kit Floor Stand Installation Floor Stand Kit 245874 is available See FIG 2 to assemble CD CO TI20798 FIG 2 Floor Stand Installation Air Line 1 Install the air line accessories as shown in FIG 3 Mount these accessories on the wall or on a bracket Be sure the air line supplying the accesso ries is grounded a Install an air regulator C and gauge to control the fluid pressure The fluid outlet pressure will be three times the setting of the air regulator b A bleed type master air valve B is required in your system to relieve air trapped between it and the pump when the valve is closed Trapped air can cause the pump to cycle unexpectedly which could result in serious injury including splashing in the eyes or on the skin or injury from moving parts Be sure the bleed valve is easily accessible from the pump and is located downstream from the air regulator c The air line filter D removes harmful dirt and moisture from the compressed air supply d A second bleed type air valve T isolates the air line accessories for servicing Locate upstream from all other air line accessories Install a grounded flexible air hose A between the accessories and the pump air inlet See Technical Data on page 25 to determine the air inlet size of your pump Use a minimum 13 mm 1 2 in ID air hose Screw an air line quick disconnect coupler N onto the end of the a
7. N 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 intent 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 this number to identify the distributor closest to you 1 800 328 0211 Tol
8. Tighten Threaded Connections 1 Before each use check all hoses for wear or dam age and replace as necessary 2 Check to be sure all threaded connections are tight and leak free 3 Check and re torque all screws and fasteners at least every two months Re torque the fluid cover screws first followed by the manifold screws Note Before using pump loosen fluid cover screws 31 1 2 turns and then re torque to 20 Nem 15 ft lb Installation Installation Mounting the Pump For ease of operation and service mount the pump so the air inlet fluid inlet and fluid outlet ports are easily accessible The inlet port must point down and the outlet port must point up Use 5 8 in lag screws or bolts for mounting To ensure proper operation mount the pump in a horizontal position Wall Mount Installation 1 Wall Mount Kit 245875 is available See FIG 1 2 Be sure the wall can support the weight of the pump bracket hoses and accessories as well as the stress caused during operation 3 Using the wall bracket B as a template drill 5 8 in mounting holes in the wall See page 27 for a wall mounting diagram Mount the bracket 1 2 1 5 m 4 5 ft above the floor 4 Attach the bracket B to the pump A with the screws C and washers D provided in the kit 5 Attach the bracket to the wall Use screws E that are long enough to keep the pump from vibrating during operation Be sure the pump is level TI207
9. als 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 lost 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 I
10. anufacturer l a diaphragm fails fluid is exhausted along with the air When pumping hazardous fluids place the pump in an appropriate container to catch the fluid if a diaphragm ruptures MOVING PARTS HAZARD Moving parts such as the diaphragm shaft can pinch or amputate your fingers e Before servicing the equipment follow the Pressure Relief Procedure on page 10 to prevent the equipment from starting unexpectedly PERSONAL PROTECTIVE EQUIPMENT You must wear appropriate protective equipment when operating servicing or when in the operating area of the equipment to help protect you from serious injury including eye injury inhalation of toxic fumes burns and hearing loss This equipment includes but is not limited to e Protective eyewear e Clothing and respirator as recommended by the fluid and solvent manufacturer e Gloves e Hearing protection Installation General Information e FIG 3 on page 8 is only a guide for installing system components and accessories It is not an actual sys tem design Contact your Graco distributor for assis tance in designing a system to suit your particular needs e Always use Genuine Graco Parts and Accessories available from your Graco distributor If you supply your own accessories be sure they are adequately sized and pressure rated for your system e Reference numbers and letters in parentheses refer to the reference numbers in the figures and the parts list on page 23
11. bleshooting Troubleshooting Relieve the pressure page 10 before checking or Check all possible problems and causes before AY servicing the equipment disassembling the pump CL mm Gum I souim Pump cycles at stall or fails to hold ee check valve balls 56 seats Replace See page 19 pressure at stall or ball guides 57 Pump will not cycle or cycles once and stops Pump operates erratically Air bubbles in fluid Pump running irregularly Stroke fre quency dropping coming to stand still Air escapes continually from muffler Pump does not start or pressure fluctuates 12 Sark or dirty air valve Disassemble and clean air valve See page 17 Use filtered air Check valve ball 56 severely worn Replace ball and seat See page 19 and wedged in seat 53 Check valve ball 56 wedged in seat Replace See page 19 Do not 53 due to overpressurization exceed the maximum fluid working pressure see page 25 Clogged fluid dispensing valve Relieve pressure and clear valve Pinched hose line neok lines Clogged suction line Sticky or leaking check valves are or Frets balls 56 and seats 53 See page 19 Ruptured diaphragm 14 Replace See page 15 Do not exceed maximum air input pressure pressed air supply Icing caused by compressed air too Remove ice by changing operating moist stroke frequency too high conditions local temperature too low Damaged air valve cup 47 or sea
12. e cylinder inner cover 6 Check that the o ring 23 packing 26 and quad ring 32 are in place on the piston 16 Insert the air valve tube 24 through the cylinder inner cover 6 Install the cover on the center hous ing 5 Seat the air valve tube securely in the center housing oriented with the spring pin 27 Torque the screws 29 to 8 Nem 5 9 ft lb Lubricate the diaphragm shaft 17 then slide it into the center housing 5 guiding the air valve tube 24 through the hole in the piston Install the two clips 46 on the shaft Liberally grease the inside of the cylinder 7 and the piston o ring 23 Install the cylinder making sure it is seated on the inner cover 6 Install the o ring 22 on the cylinder outer cover 11 Install the outer cover Torque the screws 30 to 15 Nem 11 ft lb 17 Repair 12 Install the cup 471 in the center housing 16 Install the fluid covers 1 The arrows must point up Torque the screws 31 to 20 Nem 15 ft lb 13 Install the o rings 431 44t and 80T on the air valve seat 33t Lubricate the o rings Install the 17 Check that the felt strips 71 are in place on the seat in the center housing 5 oriented with the inside of the top 67 and bottom 66 covers Install spring pin 34 the covers The hole for the air inlet fitting must align with the port in the center housing 5 Tighten the 14 Install the gasket 35t cover 36 and screws and sc
13. e o rings 42 28 in the housing 5 2 Install the o rings 22 25 on the inner cover 6 3 Install the o ring 23 packing 26 and quad ring 32 on the piston 16 4 Insert the air valve tube 24 through the inner cover 6 Install the cover on the housing 5 Seat the tube securely in the housing oriented with the spring pin 27 Torque the screws 29 to 8 Nem 5 9 ft lb 5 Ifthe piston 16 was removed from the piston shaft 15 reassemble a washer 61 the piston and another washer on the shaft Screw the diaphragm shaft 17 onto the piston shaft 6 Lubricate the shaft 17 and slide it into the housing 5 guiding the tube 24 through the hole in the pis ton Install the two clips 46 on the shaft 7 Liberally grease the inside of the cylinder 7 and the piston o ring 23 Seat the cylinder securely on the inner cover 6 8 Install the o ring 22 on the outer cover 11 Install the outer cover and torque the screws 30 to 15 Nem 11 ft lb 9 Install the cup 47 in the center housing 5 10 Install the o rings 80 Check that the o rings 43 44 are in place on the air valve seat 33 Lubricate the o rings Install the seat in the center housing 5 oriented with the spring pin 34 11 Install the gasket 35 cover 86 and screws and washers 38 37 Torque to 6 Nem 4 4 ft lb 21 Repair 12 Install the diaphragms 14 page 15 15 Install the air inlet fitt
14. e pumping flush the pump thoroughly with a compatible solvent Follow the steps under Start ing and Adjusting the Pump Starting and Adjusting the Pump 1 Be sure the pump is properly grounded Refer to Grounding on page 9 2 Check all fittings to be sure they are tight Be sure to use a compatible liquid thread sealant on all male threads 3 Re torque all screws and fasteners before startup Re torque the fluid cover screws first followed by the manifold screws 4 Place the suction tube E in the fluid to be pumped 5 Place the end of the fluid hose J see FIG 3 into an appropriate container 6 Close the fluid drain valve G Open the fluid shutoff valve H 10 7 With the pump air regulator C closed open the bleed type master air valve B 8 If the fluid hose has a dispensing device hold it open while continuing with the following step 9 Slowly open the air regulator C until the pump starts to cycle Allow the pump to cycle slowly until all air is pushed out of the lines and the pump is primed If you are flushing run the pump long enough to thor oughly clean the pump and hoses Close the air regula tor Remove the suction tube E from solvent and place it in the fluid to be pumped Operating the pump beyond the maximum air K input pressure will decrease diaphragm life Do not operate the pump dry for long periods of time to avoid reducing diaphragm life Pump Shutdown Short Term
15. fluid for 253707 HOUSING outlet fluid for 253708 HOUSING inlet fluid for 253707 HOUSING inlet fluid for 253708 HOUSING tube fluid for 253707 HOUSING tube fluid for 253708 HOUSING center COVER inner cylinder CYLINDER CLAMP grounding WASHER for 253707 only PLUG socket hd for 253707 PLUG pipe for 253708 COVER outer cylinder TUBE fluid O RING chemically resistant fluoroelastomer DIAPHRAGM PTFE SHAFT piston PISTON SHAFT diaphragm BEARING O RING fluoroelastomer O RING nitrile CLIP c spring O RING nitrile O RING nitrile TUBE air valve O RING nitrile PACKING PTFE PIN spring O RING fluoroelastomer SCREW socket hd M6 x 16 SCREW socket hd M8 x 100 SCREW cap socket hd M10 x 25 RING quad nitrile SEAT air valve PIN spring GASKET COVER air valve WASHER Qty B po po D D ND ND D BRM BB ND WwW 02 09 ND i e gt D eee ake a ini Ref No Part No 38 117029 39 117019 40 15A790 15A044 42 43T 44T 45 15A033 46 117022 47T 48T 49T 50 117020 51 15A009 52T 53 54 15A026 558 561 571 58 15A036 596 60 15A005 61 15A482 62 15A016 63 15A028 64 117026 65 66 15J373 67 15J375 68 116595 704 188621 71 15A008 80t 158486 81 111307 Description SCREW cap socket hd M6 x 25 VALVE safety relief FITTING inlet air for 253707 FITTING inlet air for
16. he tubes into the tube hous ings 4 so they are securely seated Install the cover assembly that has the fluid inlet 3 and outlet 2 housings attached The arrow must point toward the top of the pump Seat the cover securely on the fluid tubes 12 Torque the screws 31 oppositely and evenly to 20 Nem 15 ft lb 15 Repair 13 A A Lubricate 12 A 2 A Torque to 20 Nem 15 ft lb JM 3 NS ET 31A ET S y N S il 1 A Ve Ye s AE 1 3 A TI1959A TI8632A Diaphragm Repair Tool 261695 P TI8633A FIG 6 Replace the Diaphragms 16 Repair the Air Valve Air Valve Repair Kit 243153 is available Parts included in the kit are marked for example 33t For the best results use all parts in the kit Disassembly 1 Prepare the pump for repair page 14 2 Remove the screws 31 from one fluid cover 1 Pull the cover assembly off separating it from the fluid tubes 12 See FIG 7 3 Remove the screws 31 and the other fluid cover 1 assembly keeping the fluid tubes 12 attached 4 Remove the air inlet fitting 40 5 Remove the screws 68 and the top 67 and bot tom 66 covers 6 Remove the diaphragms 14 page 15 7 Remove the four screws 38 and washers 37 air valve cover 36 and gasket 35 8 Pry the air valve seat 33 out of the housing 5 using two screwdrivers inserted in the recesses on the seat Remove the o rings 43 44 and 80 from
17. id connections before operating the equipment Check the hoses tubes and couplings daily Replace worn damaged or loose parts immediately Permanently coupled hoses cannot be repaired replace the entire hose FIRE AND EXPLOSION HAZARD Improper grounding poor ventilation open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury Ground the equipment and the object being sprayed Refer to Grounding on page 9 If there is any static sparking or you feel an electric shock while using this equipment stop the equipment immediately Do not use the equipment until you identify and correct the problem Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluid being sprayed Keep the work area free of debris including solvent rags and gasoline Eliminate all ignition sources such as pilot lights cigarettes and static arcs from plastic drop cloths Do not plug in or unplug power cords or turn lights on or off in the spray area TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin inhaled or swallowed Know the specific hazards of the fluid you are using Store hazardous fluid in an approved container Dispose of hazardous fluid according to all local state and national guidelines Always wear protective eyewear gloves clothing and respirator as recommended by the fluid and solvent m
18. ing 40 13 Install the fluid covers 1 The arrows must point up 16 Install the flat seals 55 59 and the other ball Torque the screws 31 to 20 Nem 15 ft lb check parts see page 19 14 Check that the felt strips 71 are in place on the 17 Install the tube assemblies Torque the screws 38 inside of the top 67 and bottom 66 covers Install to 10 Nem 7 4 ft lb the covers The hole for the air inlet fitting must align with the port in the center housing 5 Tighten the screws 68 A Lubricate A Torque to 8 Nem 5 9 ft lb A Torque to 15 Nem 11 ft lb A Torque to 6 Nem 4 4 ft lb A Torque to 20 Nem 15 ft lb A Torque to 10 Nem 7 4 ft lb 37 4 36 35 TI2074B FIG 9 Replace the Cylinder and Piston Seals 22 Parts Parts Part No 253707 includes items 1 81 Part No 253708 includes items 1 8 10 59 61 81 TI1957B 23 Parts Part No 253707 includes items 1 81 Part No 253708 includes items 1 8 10 59 61 81 Ref No 4 2 ONO O1 12 13 14 15 16 17 18 19T 20T 21 22 230 24 25 260 27 28 29 30 31 3240 33T 34 35t 36 37 24 Part No 15A010 15A000 15A003 15A002 15A003 15A001 15A004 15A032 15A051 15A050 116343 116898 116902 112306 15A052 15A037 15A042 15A038 15A043 15A006 117021 15A031 117006 117023 117012 117028 117034 116900 117024 15A035 117018 Description COVER fluid HOUSING outlet
19. ir hose A and screw the mating fit ting into the pump air inlet snugly Do not connect the coupler to the fitting until you are ready to oper ate the pump Fluid Suction Line Use conductive hoses E See FIG 3 See Technical Data on page 25 to determine the fluid inlet size of your pump For maximum suction lift wet and dry information see Technical Data on page 25 Installation Fluid Outlet Line 1 Use conductive fluid hoses J See FIG 3 See Technical Data on page 25 to determine the fluid outlet size of your pump Install a fluid drain valve G near the fluid outlet The fluid drain valve is required to relieve pressure in the hose and gun The drain valve reduces the risk of serious injury including splashing in the eyes or on the skin or injury from toxic fluids Install a shutoff valve H in the fluid outlet line Installation Key Air Supply Line Bleed Type Master Air Valve Air Regulator Air Line Filter Fluid Suction Line Fluid Supply Fluid Drain Valve Fluid Shutoff Valve Fluid Line IG 3 Typical Installation N IONMOOWx gt lt 1OTDTTZZTA TI1961B Mounting Bracket Internal Air Relief Valve Muffler Air Line Quick Disconnect Coupler Pump Air Piston Pump Diaphragms Pump Ball Checks Air Shutoff Valve Pump Ground Wire Installation Grounding yw Before operating the pump ground the sys
20. l Free 612 623 6921 612 378 3505 Fax 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 This manual contains English MM 311689 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 2006 Graco Inc is registered to ISO 9001 www graco com Revised 09 2009
21. nance Schedule 11 Troubleshooting 12 Repa a oeeo an EEEE A E 14 Prepare the Pump for Repair 14 General Repair Notes 14 Fault Indications 14 Tools Required 14 Replace the Diaphragms 15 Repair the Air Valve 17 Replace the Ball Check Valves 19 Replace the Cylinder and Piston Seals 21 Parts co e ai a lett be se cere tS eo es eee SS 23 Technical Data 25 Performance Charts 26 Dimensions 27 Wall Mount Hole Pattern 27 Torque Sequence 27 Graco Standard Warranty 28 Graco Information 28 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 symbol refers to procedure specific risk Refer back to these warnings Additional product specific warnings may be found throughout the body of this manual where applicable AN Warning EOUIPMENT MISUSE HA7ARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury This equipment is for professional use only Read all instruction manuals tags and labels before operating the equi
22. or e Be careful not to damage sealing surfaces e Replace all o rings removed from the pump e Follow all lubrication torque and repair notes in the repair procedures e Do not use silicone or silicone based grease Fault Indications During operation check for indications of worn or dam aged parts such as e major pressure fluctuations e change in the pump s operating sound e irregular operation Always replace worn or damaged parts immediately to prevent additional damage 14 Tools Required 4 5 6 8 and 10 mm allen wrenches 13 mm open end wrench 28 mm open end wrench or adjustable wrench two flat blade screwdrivers 2 Phillips screwdriver internal snap ring pliers dowel rod wood or plastic o ring pick diaphragm installation tool part number 261695 Replace the Diaphragms Diaphragm Repair Kit 243152 is available Parts included in the kit are marked for example 14 For the best results replace both diaphragms and all o rings 13 Diaphragm Repair Tool 261695 is available to assist with diaphragm installation input pressure will decrease diaphragm life Ka the pump beyond the maximum air Do not operate the pump dry for long periods of time to avoid reducing diaphragm life Disassembly 1 2 Prepare the pump for repair page 14 Remove the screws 31 from one fluid cover 1 Pull the cover assembly off separating it from the fluid tubes 12 See FIG 6 Remove
23. pment Use the equipment only for its intended purpose If you are not sure call your Graco distributor Do not alter or modify this equipment Use only genuine Graco parts and accessories Check equipment daily Repair or replace worn or damaged parts immediately Do not exceed the maximum working pressure of the lowest rated system component Refer to the Technical Data on page 25 for the maximum working pressure of this equipment Use fluids and solvents which are compatible with the equipment wetted parts Refer to the Techni cal Data section of all equipment manuals Read the fluid and solvent manufacturer s warnings Do not use hoses to pull equipment Route hoses away from traffic areas sharp edges moving parts and hot surfaces Do not expose Graco hoses to temperatures above 82 C 180 F or below 40 C 40 F Wear hearing protection when operating this equipment Comply with all applicable local state and national fire electrical and safety regulations PRESSURIZED EQUIPMENT HAZARD Spray from the gun hose leaks or ruptured components can splash fluid in the eyes or on the skin and cause serious injury Do not point the gun at anyone or at any parts of the body Do not stop or deflect leaks with your hand body glove or rag Follow the Pressure Relief Procedure on page 10 whenever you are instructed to relieve pressure stop spraying clean check or repair the equipment and install or clean the spray nozzle Tighten all flu
24. r sizes 260 mm 10 25 in 100 mm 4 in 213 mm 8 4 in Torque Sequence e Always follow torque sequence when instructed to torque fasteners e Torque bolts twice to 20 Nem 15 ft lb Dimensions M8 Mounting Holes Air Inlet see page 25 for sizes TI1964A TI1963A Four 9 mm 0 35 in diameter holes to mount the bracket to the wall TI2118 27 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 caused 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 materi
25. rews 68 washers 38 37 Torque to 6 Nem 4 4 ft lb 18 Install the air inlet fitting 40 15 Reinstall the diaphragms 14 page 15 A Lubricate A Torque to 8 Nem 5 9 ft lb A Torque to 15 Nem 11 ft lb A Torque to 6 Nem 4 4 ft lb TI1958B FIG 7 Repair the Air Valve 18 Replace the Ball Check Valves Ball Check Valve Repair Kit 243154 is available Parts included in the kit are marked for example 564 For the best results use all parts in the kit Sealing Ring Repair Kit 243156 is available Parts AY included in the kit are marked for example 55 For the best results use all parts in the kit Disassembly 1 Prepare the pump for repair page 14 2 Remove the screws 38 and take the tube assem blies off the pump See FIG 8 3 Remove the springs 65 ball guides 57 and balls 56 from the outlet top check valves If the ball is stuck in the seat pry it loose with a AN screwdriver Some parts will be reused so be careful not to drop or lose parts 4 Insert a dowel through the outlet seats 53 and push the inlet bottom valve parts 65 57 56 53 58 out of the pump Remove the flat seal 59 5 Insert a dowel through the inlet ports and push the outlet valve seats 53 and sleeves 54 out of the pump Remove the flat seals 55 59 Reassembly CAUTION The outlet ball check valves must be installed exactly as shown in FIG 8 beveled side of seat 53 mus
26. t Replace damaged parts See page 33 17 Foreign matter inside pump Check air filter Worn check valve seats 53 Replace See page 19 Inlet strainer blocked maximum suc Clean strainer Replace defective tion exceeded hose or seal defec parts tive Contaminated fluid Pump installed or Check fluid supply Follow installa operated incorrectly tion and operation instructions in this manual Troubleshooting 2 5 3 O ke 5 LL wa Outlet Ball Check Diaphragm Inlet Ball Check Fluid Inlet Carriage Z hragm Shaft iap D Inlet Manifold Tube Inlet Ball Check VE mime 2 Pt Outlet Manifold Tube Optional Fluid Outlet Outlet Ball Check Diaphragm Air Piston Driver Carriage Carriage y CRE amp g Air Valve Air Valve Gasket Air Valve Cup Air Inlet LT TN 7 Diaphragm Shaft S gt FIG 5 Cutaway Views of Pump and Air Valve 13 Repair Repair NA Lii Prepare the Pump for Repair 1 Flush the pump if possible page 11 2 Relieve the pressure page 10 3 Disconnect the air and fluid hoses 4 Remove the pump from its mounting and take it to the work bench General Repair Notes e A qualified technician should make all repairs Ke Inspect and clean all parts thoroughly before reassembly e Use only genuine Graco replacement parts available from your Graco distribut
27. t face the ball 56 beveled end of sleeve 54 must face the seat 53 open end of ball guide 57 must face the ball 56 turned down end of spring 65 must face the ball guide 57 1 Install the outlet check valves into the fluid covers 1 a flat seal 59x seat 53 seal 59 sleeve 54 ball 56 ball guide 574 spring 65 and seal 55x Repair 2 Install the outlet tube assembly Torque the screws 38 to 10 Nem 7 4 ft lb CAUTION The inlet ball check valves must be installed exactly as shown in FIG 8 turned down end of spring 65 must face the ball guide 57 open end of ball guide 57 must face the ball 56 beveled side of seat 53 must face the ball 56 wide end of seal 58 must face the seat 53 3 Install the inlet check valves into the fluid covers 1 a spring 654 ball guide 571 ball 564 seat 53 flat seal 59 and seal 58 4 Install the inlet tube assembly Torque the screws 38 to 10 Nem 7 4 ft lb 19 Repair A Torque to 10 Nem 7 4 ft lb Fic 8 Replace the Ball Check Valves 20 TI1960A Replace the Cylinder and Piston Seals Cylinder Seal Repair Kit 243155 is available Parts included in the kit are marked for example 22 For the best results use all parts in the kit Disassembly 1 Prepare the pump for repair page 14 2 Remove the screws 38 and tube assemblies See FIG 9 3 Disassemble the ball check valves page 19
28. tem as explained below Read the warnings on page 3 Ground all of this equipment e Pump use a ground wire and clamp See FIG 4 Loosen the grounding screw X Insert one end of a 1 5 mm 12 ga minimum ground wire Y into the pump s grounding clamp 8 and tighten the screw X securely Connect the other end of the wire to a true earth ground For a ground wire and clamp order Part No 238909 e Air and fluid hoses Use only electrically conductive hoses Air compressor Follow manufacturers recommen dations TI2085A e Fluid supply drum Follow your local code Fic 4 Grounding the Pump e All solvent pails used when flushing Follow your local code Use only metal pails which are conduc tive placed on a grounded surface Do not place the pail on a nonconductive surface such as paper or cardboard which interrupts the grounding continu ity Operation Operation Pressure Relief Procedure Read the warnings on page 3 and follow the Pres sure Relief procedure below whenever you are instructed to relieve pressure stop spraying check or service any of the equipment install or clean the fluid nozzle 1 Shut off the air to the pump 2 Open the dispensing valve if used 3 Open the fluid drain valve to relieve all fluid pres sure having a container ready to catch the drain age Flush the Pump Before First Use The pump was tested in oil If the oil could contaminate the fluid you ar
29. the fluid tubes 12 from the other cover assembly Remove the screws 31 and the remaining fluid cover 1 Install diaphragm 14 using the diaphragm repair tool to force the shaft all the way to one side Press the short wide boss on the tool directly on the dia phragm The part number on the tool should face away from the pump See FIG 6 Unscrew the opposite diaphragm 14 from the shaft by turning it counterclockwise by hand Push the shaft in the opposite direction by installing the diaphragm repair tool on the opposite side of the pump Press the tall boss on the tool directly on the pump shaft The part number on the tool should face toward the pump See FIG 6 Unscrew the remaining diaphragm 14 from the shaft by turning it counterclockwise by hand Reassembly 1 While the diaphragm repair tool holds the shaft to one side screw the new diaphragm 14 into the shaft by hand See FIG 6 Repair Depress the first diaphragm 14 using the dia phragm repair tool and install the opposite dia phragm 14 by hand Remove the o rings 13 from the fluid tubes 12 and replace with new o rings 13 from the kit Install the cover assembly that has the tube hous ings 4 attached The arrow must point toward the top of the pump and the air inlet 40 must be to the right of the cover 1 Torque the screws 31 to 20 Nem 15 ft lb Lubricate the o rings 13 and ends of the fluid tubes 12 and push t
30. the seat 9 Remove the cup 47 from the center housing 10 Remove the two clips 46 from the shaft 17 11 Remove the screws 30 cylinder outer cover 11 and cylinder 7 Do not lose the o rings 22 12 Pull out the piston 16 and shaft assembly 13 Remove the screws 29 and inner cover 6 14 Remove the clips 50 from the air valve plugs 51 Thread a screw 38 partially into each plug and pull the plugs out Remove the o rings 52 15 Push the driver carriage 48 out of its bore Remove the o rings 49 16 Remove the clips 21 and push the bearings 18 out of the center housing 5 inner cover 6 and outer cover 11 Remove the o rings 19 20 from the bearings 17 Remove the carriage 45 Repair Reassembly 10 11 Lubricate all o rings when reassembling the pump Install the o rings 19t 20t on the three bearings 18 Install the bearings in the center housing 5 cylinder inner cover 6 and cylinder outer cover 11 Secure with the clips 21 Install the carriage 45 in the center housing 5 oriented as shown Install the o rings 49t on the driver carriage 48f Push the driver carriage into its bore oriented as shown Install the o rings 52t on the air valve plugs 51 Install the plugs and secure with clips 50 Check that the o rings 42 and 28 are in place in the center housing 5 Check that the o rings 22 and 25 are in place on th
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