Graco 306936N User's Manual
Contents
1. 3 8 liters 35 Fluid flow at 60 cycles per minute 1 8 gpm 6 8 liters per minute Weight 31 Ib 14 kg Wetted parts Carbon Steel 304 440 and 17 4 PH Grades of Stainless Steel Chrome Plating Tungsten Carbide PTFE Leather Sound Pressure Levels dBa measured at 1 meter from unit Input Air Pressures at 15 cycles per minute Air Motor 40 psi 0 28 MPa 2 8 bar 70 psi 0 48 MPa 4 8 bar 100 psi 0 7 MPa 7 bar 73 6 dB A 78 3 dB A 80 9 dB A Sound Power Levels dBa tested in accordance with ISO 9614 2 Input Air Pressures at 15 cycles per minute Air Motor 40 psi 0 28 MPa 2 8 bar 70 psi 0 48 MPa 4 8 bar 100 psi 0 7 MPa 7 bar 87 4 dB A 92 1 dB A 94 6 dB A Performance Data KEY Fluid Outlet Pressure Black Curves A 100 psi 0 7 MPa 7 bar air pressure Air Consumption Gray Curves B 70 psi 0 49 MPa 4 9 bar air pressure C 40 psi 0 28 MPa 2 8 bar air pressure psi cycles per minute ME i cai 18 35 51 60 66 5 scfm 10 4 104 A m3 min 1250 50 7 87 1 40 Lu i Cd ama B 1000 40 2 7 70 1 12 i CC 750 30 A 51 51 A 0 84 Q SK 3 4 34 i 10 250 0 28 1 7 17 c 0 gpm 0 0 0 5 1 0 1 5 2 0 liters minute 1 9 3 8 5 7 7 6 FLUID FLOW TEST FLUID NO 10 WEIGHT OIL To find Fluid Outlet Pressure psi MPa bar at a specific fluid flow To find Pump Air Consumption m3 min or scfm at a specific fluid Ipm gpm and operating air pressure psi MPa bar flow Ipm gpm a2. Do not place the pail on a nonconductive surface such as paper or cardboard which interrupts the grounding continu ity 8 To maintain grounding continuity when flushing or relieving pressure hold a metal part of the spray gun firmly to the side of a grounded metal pail then trigger the gun 306936 5 Installation System Accessories A WARNING A bleed type master air valve B and a fluid drain valve J are required in your system These acces sories help reduce the risk of serious injury includ ing skin injection splashing in the eyes or on the skin and injury from moving parts if you are adjust ing or repairing the pump The bleed type master air valve relieves air trapped between this valve and the pump after the air is shut off Trapped air can cause the pump to cycle unexpectedly Locate the valve close to the pump Order Part No 113269 The fluid drain valve assists in relieving fluid pres sure in the displacement pump hose and gun Triggering the gun to relieve pressure may not be sufficient Order Part No 210657 Air and Fluid Hoses Be sure all air and fluid hoses are properly sized and pressure rated for your system Use only electrically conductive air and fluid hoses Use a 1 2 in 13 mm I D minimum air hose A to supply air to the pump Connect a fluid hose P to the pump s 1 2 npt f fluid outlet Connect a fluid suction hose and tube S to the pump s 3 4 npt m fluid intake
3. Make sure the ball stop pin is in the top set of holes 3 Install the piston ball 8 on the piston and screw the piston valve assembly into the displacement rod 19 Torque to 35 40 ft lb 47 54 Nem A Install the throat packings in the pump housing 3 one at a time as follows with the lips of the v packings facing down the male gland 16 one leather v packing 15 one PTFE v packing 14 one leather 15 two PTFE 14 and the female gland 13 See Detail A of Fig 5 NOTE If you removed the sleeve 18 reinstall it in the outlet housing 3 making sure to replace the gasket 17 Be sure the tapered end of the sleeve faces down toward the pump intake 5 Insert the displacement rod 19 into the bottom of the pump housing 3 Push the rod straight up being careful not to scratch the sleeve 18 or damage the throat packings Install the packing nut 4 loosely D Install the ball 9 o ring 10 retainer 12 and ball stop pin 11 in the intake valve body 6 Screw this assembly into the pump housing 3 Torque to 55 65 ft lb 75 88 Nem 7 Reconnect the displacement pump to the air motor as explained on page 13 Service For Model 217529 Displacement Pump A Lubricate packings A See Detail B Torque to 35 40 ft lb 47 54 Nem See Detail A A Lips of v packings must face up A Torque to 55 65 ft lb 75 88 Nem A Lips of v packings must face down A Goes in top set of holes
4. N Tapered end must face down toward pump intake Detail A Throat Packings N A 02116 Fig 5 306936 15 Service Displacement Pump Service 215930 only Disassembly When disassembling the pump lay out all removed parts in sequence to ease reassembly Refer to Fig 6 NOTE Repair Kit 218559 is available For the best results use all the new parts in the kit Parts included in the kit are marked with one asterisk Always replace the glands when replacing the pack ings whether or not you use a repair kit Install the packings one at a time to be sure they nest properly Clean all the parts thoroughly when disassembling Check them carefully for damage or wear replacing parts as needed 1 Unscrew intake valve housing 6 from pump housing 3 Remove pin 11 ball 9 retainer 12 and o ring 10 See Fig 6 If seat in valve housing 6 is chipped or worn replace housing 2 Loosen throat packing nut 4 Push displacement rod 19 down until the piston body clears the bottom of the pump housing 3 Grasp piston 5 and pull piston and displacement rod out through bottom of pump housing being careful not to scratch the sleeve inside the housing 3 Screw the piston body 5 out of the rod 19 Remove the ball 8 glands 31 and 32 packings 14 shims 29 and packing retainer 21 NOTE Inspect
5. 207354 207355 207356 207357 100063 101822 101859 165053 167662 167663 167664 167665 167666 167667 167668 178896 178895 167671 167672 172479 183021 time Description Qty HOUSING outlet carbon steel 1 PACKING NUT WET CUP carbon steel 1 BODY piston carbon steel with tungsten carbide seat 1 BODY intake valve carbon steel with tungsten carbide seat 1 PIN cotter 1 16 in 3 2 mm x 1 in 25mm 2 BALL stainless steel 5 8 in 16 mm dia 1 BALL stainless steel 3 4 in 19 mm dia O RING PTFE PIN ball stop carbon steel RETAINER o ring carbon steel GLAND female carbon steel V PACKING PTFE V PACKING leather GLAND male carbon steel GASKET flat PTFE SLEEVE cylinder stainless steel 1 ROD displacement stainless steel 1 NAON PIN ball stop carbon steel 1 RETAINER packing carbon steel 1 TAG warning not shown 1 GUIDE ball intake stainless steel 1 A Replacement Danger and Warning labels tags and cards are available at no cost These parts are included in Repair Kit 235634 which may be purchased separately i Keep these spare parts on hand to reduce down UHMWPE Leather Conversion Kit 220396 Converts displacement pump to ultra high molecular weight polyethylene and leather packings Must be purchased separately 306936 19 Model 215930 Series E PTFE Packed Displacement Pump Parts A B SA _ 19 wT AA
6. Install the piston ball 8 on the piston and screw the piston valve assembly into the displacement rod 19 Torque to 35 40 ft lb 47 54 Nem 4 Install up to six shims 29 on the piston to attain a packing stack height of 0 668 0 683 in 17 0 17 3 mm Install the female gland 32 five v packings 14 with the lips facing up male gland 31 and packing retainer 21 on the piston 5 Verify that the packing stack height is correct See Detail B of Fig 6 NOTE If you removed the sleeve 18 reinstall it in the outlet housing 3 making sure to replace the gasket 17 Be sure the tapered end of the sleeve faces down toward the pump intake 5 Place ball 8 on piston 5 Apply liquid thread sealant to threads of piston 5 and screw piston into displacement rod 19 Torque to 35 40 ft lb 47 54 Nem Install displacement rod 19 and piston 5 up through bottom of pump housing 3 6 Place ball 9 in intake housing 6 and install o ring 10 retainer 12 and pin 11 in housing Lubricate threads of valve housing 6 and screw valve housing into pump housing 3 Tighten throat packing nut 4 just enough to stop leakage no tighter 7 Reconnect the displacement pump to the air motor as explained on page 13 Service For Model 215930 Displacement Pump N Lubricate packings A See Detail B Torque to 35 40 ft lb 47 54 Nem See Detail A A Lips of v packings must face up A Torque to
7. solvent 5 Start the pump and run it at about 40 psi 0 28 MPa 2 8 bar air pressure to check that it is operating properly 02115 306936 13 Service Displacement Pump Service 217529 Only Disassembly When disassembling the pump lay out all removed parts in sequence to ease reassembly Refer to Fig 5 NOTE Repair Kit 235634 is available For the best results use all the new parts in the kit Parts included in the kit are marked with one asterisk for example 8 Conversion Kit 220396 is available to convert the pump packings to UHMWPE and leather See page 19 for details Clean all the parts thoroughly when disassembling Check them carefully for damage or wear replacing parts as needed 1 Remove the displacement pump from the air motor as explained on page 13 Place the displacement pump in a vise 2 Unscrew the intake valve body 6 from the pump housing 3 Remove the ball stop pin 11 retainer 12 o ring 10 and ball 9 See Fig 5 3 Loosen the packing nut 4 Push the displacement rod 19 down until the piston body 5 clears the bottom of the pump housing 3 Grasp the piston and pull the rod straight out being careful not to scratch the sleeve 18 inside the housing 4 Screw the piston body 5 out of the rod 19 Remove the ball 8 packing retainer 21 glands 16 13 and packings 14 15 NOTE Inspect the ball stop pin 20 and ball guide 36 in place If eithe
8. 55 65 ft lb 75 88 Nem A Lips of v packings must face down A Goes in top set of holes A Tapered end must face down toward pump intake Detail A Throat Packings AN Y a KEG 02116B Fig 6 306936 17 Models 217580 and 287886 Series A 15 1 Ratio President Pump 18 306936 Parts 02115 Ref No 22 25 26 27 28 30 34 23A Part No 207352 217529 215930 207370 101946 101566 102024 102234 156082 167682 172479 Description Qty AIR MOTOR See manual 306982 1 DISPLACEMENT PUMP ASSY 217580 only See page 19 for parts 1 DISPLACEMENT PUMP ASSY 287886 only See page 20 for parts 1 ROD connecting 1 PIN cotter stainless steel 0 12 in 3 2 mm x 1 5 in 38 mm 1 NUT lock 3 8 16 3 LOCKWASHER spring 1 4 in 2 SCREW rd hd machine 1 4 20 x 3 8 in 10 mm 2 O RING buna N 1 ROD tie carbon steel 6 312 in 192 mm shoulder to shoulder 3 TAG warning not shown 1 A Replacement Danger and Warning labels tags and cards are available at no cost Parts Model 217529 Series D Severe Duty Displacement Pump we N Ref No 3 4 i S _ 19 5 6 v7 SAS pr Ab 9 8 O ij ii 13 14 14 A 15 3 l 14 ie N A Hi s 13 18 19 20 iar E j amp 21 36 O o lad re 02117 Part No
9. Air Line Accessories Install the following accessories in the order shown in Fig 2 using adapters as necessary e A bleed type master air valve B is required in your system to relieve air trapped between it and the air motor when the valve is closed see the WARNING above Be sure the bleed valve is easily accessible from the pump and is located downstream from the air regulator C e An air regulator C controls pump speed and outlet pressure by adjusting the air pressure to the pump Locate the regulator close to the pump but upstream from the bleed type master air valve B e An air line lubricator D provides automatic air motor lubrication e A pump runaway valve E shuts off the pump if it starts running too fast A pump which runs too fast can seriously damage itself 6 306936 e An air line filter F removes harmful dirt and moisture from the compressed air supply Also install a moisture trap and drain valve H to help remove moisture and contaminants from the com pressed air supply Install these accessories on the pump air supply line and the air supply line to an air assisted airless spray gun e A second bleed type air valve G isolates the air line accessories for servicing Locate upstream from all other air line accessories e A gun air regulator T adjusts the air pressure to the air assisted airless spray gun R Fluid Line Accessories Install the following accessories in the positions sh
10. Assisted Airless Spray Gun Fluid Suction Hose and Tube Gun Air Regulator Wall Bracket Pump Ground Wire required see page 5 for installation instructions ii 306936 7 Operation Pressure Relief Procedure A WARNING SKIN INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying accidentally Fluid under high pressure can be injected through the skin and cause serious injury To reduce the risk of an injury from injection splashing fluid or moving parts follow the Pressure Relief Procedure whenever you are instructed to relieve the pressure stop spraying check or service any of the system equipment or install or clean the spray tip 1 Lock the gun trigger safety 2 Close the bleed type master air valve B required in your system Unlock the gun trigger safety Hold a metal part of the gun firmly to the side of a grounded metal pail and trigger the gun to relieve pressure Lock the gun trigger safety Open the drain valve J required in your system having a container ready to catch the drainage 7 Leave the drain valve open until you are ready to spray again If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved after following the steps above very slowly loosen the tip guard retaining nut or hose end coupling and relieve pressure gradually then loosen completely Now cle
11. Instructions Parts List GRACO SEVERE DUTY 15 1 Ratio President Pump 306936N 1800 psi 12 MPa 124 bar Maximum Fluid Working Pressure 120 psi 0 8 MPa 8 4 bar Maximum Air Input Pressure Part 217580 Series A 15 1 Ratio President Pump includes Part 217529 Series D Severe Duty Displacement Pump Part 287886 Series A 15 1 Ratio President Pump includes Part 215930 Series E PTFE Packed Displacement Pump Severe Duty Displacement Pumps have an abrasion and corrosion resistant displacement rod and sleeve Refer to Technical Data on page 22 for Wetted Parts information This model is x 2G certified and approved Table of Contents Symbols 0 00 ma 2 WAMINGS ws cnc bee pee ey reari eee ew a eee es 2 Installation mea 5 Operation nisi e e a ate e a a a a e Dra 8 Troubleshooting men 12 Service sn se ae a e e dacia a ate tated al a aaa d Ra 13 Parts ca ezita i racers a ze a 3 18 Technical Data 0 0 0 cece eee eee 22 Dimensions 000 ranne 23 N A Mounting Hole Layout 22 eee 23 Graco Standard Warranty 00020005 24 02113 Graco Information 000 cece eee eee 24 Important Safety Instructions Read all warnings and instructions in this manual Save these instructions PROVEN QUALITY LEADING TECHNOLOGY GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 C
12. NE Lo ae C2 oe gt E 20 306936 02117B Ref Part No No 3 207354 4 207355 5 207356 6 207357 7 100063 8 101822 9 101859 10 165053 11 167662 12 167663 14 167665 17 167668 18 178896 19 178895 20p 167671 21 167672 234A 172479 24 183022 29 187831 31 183644 32 183645 Description Qty HOUSING outlet carbon steel 1 PACKING NUT WET CUP carbon steel 1 BODY piston carbon steel with tungsten carbide seat 1 BODY intake valve carbon steel with tungsten carbide seat 1 PIN cotter 1 16 in 3 2 mm x 1 in 25 mm 2 BALL stainless steel 5 8 in 16 mm dia 1 BALL stainless steel 3 4 in 19 mm dia O RING PTFE PIN ball stop carbon steel RETAINER o ring carbon steel V PACKING PTFE GASKET flat PTFE SLEEVE cylinder stainless steel 1 ROD displacement stainless steel 1 PIN ball stop carbon steel 1 RETAINER packing carbon steel 1 TAG warning not shown GUIDE ball SHIM 0 GLAND male GLAND female o _ MONOD A Replacement Danger and Warning labels tags and cards are available at no cost These parts are included in Repair Kit 218559 which may be purchased separately i Keep these spare parts on hand to reduce down time Notes 306936 21 Technical Data Category Data Ratio 15 1 Maximum fluid working pressure 1800 psi 12 MPa 124 bar Maximum air input pressure 120 psi 0 8 MPa 8 4 bar Pump cycles per 1 gallon
13. PLACE AN ORDER contact your Graco distributor or call one of the following numbers to identify the distributor closest to you 1 800 328 0211 Toll 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 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea This manual contains English MM306936 www graco com 306936 11 1966 Revised 12 2006 24 306936
14. ar the tip or hose Packing Nut Wet Cup Before starting fill the packing nut W 1 2 full with Graco Throat Seal Liquid TSL or compatible solvent See Fig 3 8 306936 A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure at left The packing nut is torqued at the factory and is ready for operation If it becomes loose and there is leaking from the throat packings relieve the pressure Using a spanner wrench or 1 4 in 6 mm diameter rod tighten the nut just enough to stop the leakage Do this when ever necessary Do not overtighten the packing nut Flush the Pump Before First Use The pump is tested with lightweight oil which is left in to protect the pump parts If the fluid you are using may be contaminated by the oil flush it out with a compatible solvent If the pump is being used to supply a circulating system allow the solvent to circulate until the pump is thoroughly flushed See Flushing on page 11 Operation xy 02113 Fig 3 306936 9 Operation A WARNING MOVING PARTS HAZARD Moving parts can pinch or amputate your fingers or other body parts When air is supplied to the motor the air motor piston located behind the air motor plates moves Therefore never operate the pump with the air motor plates P removed See Fig 3 Starting and Adjusting the Pump Begin these steps before you
15. ating or if fumes are present Do not operate a gasoline engine 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 manufacturer 4 306936 Installation NOTE Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the parts drawings NOTE Always use Genuine Graco Parts and Acces sories available from your Graco distributor If you supply your own accessories be sure they are ade quately sized and pressure rated to meet the system s requirements Fig 2 is only a guide for selecting and installing sys tem components and accessories Contact your Graco distributor for assistance in designing a system to suit your particular needs Prepare the Operator All persons who operate the equipment must be trained in the safe efficient operation of all system components as well as the proper handling of all fluids All operators must thoroughly read all instruction manuals tags and labels before operating the equip ment Prepare the Site Ensure that you have an adequate co
16. coupled hoses cannot be repaired replace the entire hose Use only Graco approved hoses Do not remove any spring guard that is used to help protect the hose from rupture caused by kinks or bends near the couplings MOVING PARTS HAZARD st Moving parts such as the air motor piston can pinch or amputate your fingers Keep clear of all moving parts when starting or operating the pump Do not operate the pump with the air motor plates removed Before servicing the equipment follow the Pressure Relief Procedure on page 8 to prevent the equipment from starting unexpectedly 306936 3 A WARNING 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 5 If there is any static sparking or you feel an electric shock while using this equipment stop spray ing 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 spray area free of debris including solvent rags and gasoline Electrically disconnect all equipment in the spray area Extinguish all open flames or pilot lights in the spray area Do not smoke in the spray area Do not turn on or off any light switch in the spray area while oper
17. elieve the pressure but leave the mineral spirits in the pump to protect the parts from corrosion Flushing A WARNING FIRE AND EXPLOSION HAZARD Before flushing read the section FIRE AND EXPLOSION HAZARD on page 4 Be sure the entire system and flush ing pails are properly grounded Refer to Grounding on page 5 Flush the pump e Before the first use e When changing colors or fluids e Before fluid can dry or settle out in a dormant pump check the pot life of catalyzed fluids e Before storing the pump Flush with a fluid that is compatible with the fluid you are pumping and with the wetted parts in your system Check with your fluid manufacturer or supplier for recommended flushing fluids and flushing frequency A CAUTION Never leave water or water base fluid in the pump overnight If you are pumping water base fluid flush with water first then with a rust inhibitor such as mineral spirits Relieve the pressure but leave the rust inhibitor in the pump to protect the parts from corrosion A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 Relieve the pressure Remove the tip guard and spray tip from the gun See the gun instruction manual Remove the filter element from the fluid filter K Reinstall the filter bowl Place the suction tube S in a container of solvent Hold a metal par
18. gun use a fluid pressure regulator M 11 With the pump and lines primed and with ade quate air pressure and volume supplied the pump starts and stops as the spray gun is opened and closed In a circulating system the pump runs continuously and speeds up or slows down as supply increases or decreases until the air supply is shut off A CAUTION Never allow the pump to run dry of the fluid being pumped A dry pump will quickly accelerate to a high speed possibly damaging itself If your pump accel erates quickly or is running too fast stop it immedi ately and check the fluid supply If the supply con tainer is empty and air has been pumped into the lines refill the container and prime the pump and the lines with fluid or flush and leave it filled with a compatible solvent Be sure to eliminate all air from the fluid system Operation Shutdown and Care of the Pump A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 For overnight shutdown relieve the pressure Always stop the pump at the bottom of the stroke to prevent the fluid from drying on the exposed displacement rod and damaging the throat packings Always flush the pump before the fluid dries on the displacement rod Never leave water or water base fluid in the pump overnight First flush with water or a compatible solvent then with mineral spirits R
19. install the spray tip 1 Ensure that the air regulator C and bleed type master air valve B are closed See Fig 2 on page 7 2 Connect a suction hose S to the pump s fluid inlet 3 Hold a metal part of the spray gun R firmly to the side of a grounded metal pail and hold the trigger open Open the pump s bleed type master air valve B Slowly open the air regulator C until the pump starts approximately 40 psi 0 28 MPa 2 8 bar 6 Cycle the pump slowly until all the air is pushed out and the pump and hoses are fully primed 7 Release the spray gun trigger and lock the trigger safety The pump should stall against pressure when you release the trigger A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 8 Relieve the pressure 9 Install the spray tip in the gun A WARNING COMPONENT RUPTURE HAZARD To reduce the risk of overpressurizing CH M your system which could cause component rupture and serious injury never exceed the specified maximum air input pressure to the pump see Technical Data on page 22 10 306936 10 Control the pump speed and fluid pressure with the air regulator C Always use the lowest air pressure necessary to get the desired results Higher pressure causes premature spray tip and pump wear NOTE For more precise control of fluid pressure at the
20. mpressed air supply Refer to the performance chart on page 22 to find the air consumption of your pump Mount the pump V to suit the type of installation planned Fig 2 shows the pump mounted on a wall bracket U The pump dimensions and mounting hole layout are shown on page 23 Keep the site clear of any obstacles or debris that could interfere with the operator s movement Have a grounded metal pail available for use when flushing the system Grounding A WARNING FIRE AND EXPLOSION HAZARD Before operating the pump ground the system as explained below Also read the section FIRE AND EXPLOSION HAZARD on page 4 1 Pump use a ground wire and clamp See Fig 1 Loosen the grounding lug locknut W and washer X Insert one end of a 12 ga 1 5 mm minimum ground wire Y into the slot in lug Z and tighten the locknut securely Connect the other end of the wire to a true earth ground For a ground wire and clamp order Part No 237569 Q TON 0720 Fig 1 2 Air and fluid hoses use only electrically conductive hoses 3 Air compressor follow manufacturer s recommen dations 4 Spray gun ground through connection to a prop erly grounded fluid hose and pump 5 Fluid supply container follow your local code 6 Object being sprayed follow your local code 7 Solvent pails used when flushing follow your local code Use only metal pails which are conductive placed on a grounded surface
21. n page 8 1 Flush the pump if possible Stop the pump at the bottom of its stroke Relieve the pressure 2 Disconnect the air and fluid hoses Remove the pump from its mounting Note the relative position of the pump s fluid outlet R to the air motor s air inlet S 3 Unscrew the tie rod locknuts 26 from the tie rods 34 Hold the flats of the displacement rod 19 with a wrench then use another wrench to un screw the connecting rod nut 22 Carefully pull the displacement pump 2 off the air motor 1 See Fig 4 4 Refer to page 14 Model 217529 or page NO TAG 25 i Model 214930 for displacement pump service To B service the air motor refer to the separate air motor manual 306982 supplied Reconnecting the Displacement Pump 1 Orient the pump s fluid outlet R to the air motor s air inlet S as was noted in step 2 under Discon necting the Displacement Pump Position the displacement pump 2 on the tie rods 34 2 Screw the locknuts 26 onto the tie rods 34 loosely Screw the connecting rod nut 22 onto the displacement rod 19 3 Tighten the tie rod locknuts 26 evenly and torque to 20 30 ft lb 27 41 Nem 4 Mount the pump and reconnect all hoses Recon Ww nect the ground wire if it was disconnected during 2 repair Tighten the packing nut wet cup 4 so it is Fig 4 just snug no tighter Fill the wet cup 1 2 full with Graco Throat Seal Liquid or compatible
22. nd air pressure psi MPa bar COCA dearga leering Dorom ol chal 1 Locate desired flow along bottom of chart 2 Follow vertical line up to intersection with selected fluid outlet pressure curve black Follow left to scale to read fluid outlet 2 Read vertical line up to intersection with selected air consumption pressure curve gray Follow right to scale to read air consumption 22 306936 Dimensions Mounting Hole Layout 0 28 in 7 1 mm an mi Aa diameter S 2 5 in A 64 mm 5 0 in 127 mm 31 75 in 807 mm 1 2 npt f Fluid Outle 3 4 npt m Fluid Intake ay 02113 306936 23 Graco Standard Warranty Graco warrants all equipment 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 o
23. on 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 reconnais sent 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 a la suite de ou en rapport directement ou indirectement avec les procedures concern es Graco Information TO
24. opyright 2002 Graco Inc is registered to I S EN ISO 9001 Symbols Warning Symbol Caution Symbol This symbol alerts you to the possibility of serious This symbol alerts you to the possibility of damage to injury or death if you do not follow the instructions or destruction of equipment if you do not follow the instructions A WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury T NA INSTRUCTIONS 2 This equipment is for professional use only Read all instruction manuals tags and labels before operating the equipment Use the equipment only for its intended purpose If you are uncertain about usage 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 22 for the maximum working pressure of this equipment Use fluids and solvents which are compatible with the equipment wetted parts Refer to the Tech nical 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 180 F 82 C or belo
25. own in Fig 2 using adapters as necessary e A fluid drain valve J is required in your system to relieve fluid pressure in the hose and gun see the WARNING at left Install the drain valve point ing down but so the handle points up when opened e A fluid filter K filters harmful particles from the fluid e A fluid shutoff valve L shuts off the fluid flow to the gun e A fluid pressure regulator M and gauge N allows more precise control of the fluid pressure at the gun e A spray gun R dispenses the fluid The gun shown in Fig 2 is an air assisted airless spray gun Fig 2 Installation lt lt CHAOMODUVUZSrFACIOMMOOIVDS KEY OS R q pad Air Supply Line Bleed Type Master Air Valve required for pump Pump Air Regulator Air Line Lubricator Pump Runaway Valve Air Line Filter Bleed Type Master Air Valve for accessories Air Line Drain Valve Fluid Drain Valve required Fluid Filter Fluid Line Shutoff Valve Fluid Pressure Regulator Fluid Pressure Gauge Fluid Supply Hose Air
26. r is damaged or if the displace ment rod is being replaced remove one cotter pin 7 and pull the ball stop pin out of the rod 19 Remove the ball guide 5 Remove the packing nut 4 from the pump hous ing 3 Remove the throat glands 13 16 and packings 14 15 6 Clean all parts and threads with a compatible solvent and blow dry before reassembling Inspect all parts for wear or damage Inspect the polished surfaces of the displacement rod 19 and sleeve 18 for scratches scoring or other damage which can cause premature packing wear and leaking To check run a finger over the surface or hold the part up to the light at an angle If one of these parts is worn or damaged replace both parts 14 306936 NOTE If the sleeve 18 needs replacement and is hard to remove contact your Graco distributor Reassembly 1 Lubricate the packings glands displacement rod and sleeve with a compatible grease before reas sembling the pump 2 Install the piston packings onto the piston body 5 one at a time in the following order with the lips of the v packings facing up the female gland 13 two PTFE v packings 14 one leather v packing 15 one PTFE 14 one leather 15 the male gland 16 and the packing retainer 21 See Detail B of Fig 5 NOTE If the ball stop pin 20 and ball guide 36 were removed from the displacement rod during disassem bly reinstall them and secure with the cotter pins 7
27. r sub stitution 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 lost profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any acti
28. t of the gun firmly to the side of a grounded metal pail Start the pump Always use the lowest possible fluid pressure when flushing Trigger the gun Flush the system until clear solvent flows from the gun Relieve the pressure 10 Clean the tip guard spray tip and fluid filter ele 11 ment separately then reinstall them Clean the inside and outside of the suction tube S 306936 11 Troubleshooting 1 Relieve the pressure A WARNING 2 Check all possible problems and solutions before To reduce the risk of serious injury whenever you disassembling pump are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 Problem O CSC Pump fails to operate Restricted line or inadequate air Clear increase air supply supply Insufficient air pressure closed or Open clean be sure to use air clogged air valves etc filter Exhausted fluid supply Refill purge all air from pump and fluid lines Damaged air motor Service air motor see air motor manual 306982 supplied Dried fluid seizure of displacement Clean check or replace throat pack rod 19 ings 14 15 always stop pump at bottom of stroke and keep wet cup filled with compatible solvent Pump operates but output is low on Restricted line or inadequate air Clear increase air supply both strokes supply Insufficient air pressure closed or Open clean be sure to use air clogged air valves e
29. tc filter Exhausted fluid supply Refill purge all air from pump and fluid lines Clogged fluid line gun valves etc Pump operates but output is low on Held open or worn intake valve Clear service See page 14 for downstroke Model 217529 or page NO TAG for Model 215930 Pump operates but output is low on Held open or worn fluid piston valve Clear service See page 14 for upstroke or packings 14 15 Model 217529 or page NO TAG for Model 215930 Erratic or accelerated operation Exhausted fluid supply Refill purge all air from pump and fluid lines Held open or worn intake valve Clear service See page 14 for Model 217529 or page NO TAG for Model 215930 Held open or worn fluid piston valve Clear service See page 14 for or packings 14 15 Model 217529 or page NO TAG for Model 215930 To determine if the fluid hose or gun is obstructed relieve the pressure Disconnect the fluid hose and place a container at the pump fluid outlet to catch any fluid Turn on the air just enough to start the pump about 20 40 psi 0 14 0 28 MPa 1 4 2 8 bar If the pump starts when the air is turned on the obstruction is in the fluid hose or gun 12 306936 Service Disconnecting the Displacement Pump iN Lubricate A WARNING AN Torque to 20 30 ft lb 27 41 Nem To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure o
30. the ball stop pin 20 and ball guide 36 in place If either is damaged or if the displace ment rod is being replaced remove one cotter pin 7 and pull the ball stop pin out of the rod 19 Remove the ball guide 4 Screw throat packing nut 4 out of pump housing 3 Remove packings 14 and glands 31 and 32 5 Clean all parts and threads with a compatible solvent and blow dry before reassembling Inspect all parts for wear or damage Inspect the polished surfaces of the displacement rod 19 and sleeve 18 for scratches scoring or other damage which can cause premature packing wear and leaking To check run a finger over the surface or hold the part up to the light at an angle If one of these parts is worn or damaged replace both parts When replacing the sleeve be sure to replace the gasket 17 NOTE If the sleeve 18 needs replacement and is hard to remove contact your Graco distributor 16 306936 Assembly 1 Lubricate packings displacement rod 19 and inside of sleeve 18 before assembling 2 Install male gland 31 five v packings 14 with the lips facing down and female gland 32 in throat of pump housing 3 See Detail A of Fig 6 Install packing nut 4 loosely NOTE If the ball stop pin 20 and ball guide 36 were removed from the displacement rod during disassem bly reinstall them and secure with the cotter pins 7 Make sure the ball stop pin is in the top set of holes 3
31. w 40 F 40 C Wear hearing protection when operating this equipment Do not lift pressurized equipment Comply with all applicable local state and national fire electrical and safety regulations 306936 A WARNING SKIN INJECTION HAZARD Spray from the gun hose leaks or ruptured components can inject fluid into your body and cause extremely serious injury including the need for amputation Fluid splashed in the eyes or on the skin can also cause serious injury Fluid injected into the skin might look like just a cut but it is a serious injury Get immediate surgi cal treatment Do not point the gun at anyone or at any part of the body Do not put your hand or fingers over the spray tip Do not stop or deflect leaks with your hand body glove or rag Do not blow back fluid this is not an air spray system Always have the tip guard and the trigger guard on the gun when spraying Check the gun diffuser operation weekly Refer to the gun manual Be sure the gun trigger safety operates before spraying Lock the gun trigger safety when you stop spraying Follow the Pressure Relief Procedure on page 8 whenever you are instructed to relieve pres sure stop spraying clean check or service the equipment and install or clean the spray tip Tighten all fluid connections before operating the equipment Check the hoses tubes and couplings daily Replace worn damaged or loose parts immediately Permanently
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