Graco 334390A User's Manual
Contents
1. down 1 3024 A Lips face TEAN up 308 L2 ti24767a Grease both ends of the piston 302 and the housing bore Install the piston in the housing 301 with the flat side toward the cup 3134 Be careful not to tear u cups 308 T when sliding piston into housing Grease new o rings 306 t and install on the end caps 307 Install the end caps into the housing Install a retaining ring 310 on each end to hold end caps in place 334390A 7 Grease and install the detent assembly 3034 into the piston Install the o ring 314 on the cup 3134 Apply a light film of grease to the outside surface of the o ring and the inside mating surface of the base 3124 Orient the end of the base that has a magnet toward the end of the cup that has the larger cutout Engage the opposite end of the parts Leave the end with the magnet free Tilt the base toward the cup and fully engage the parts using care so that the o ring remains in place Install the spring 311 onto the protrusion on the cup Align the magnet in the base with the air inlet and install the cup assembly AN Apply lithium gt based grease A U cup lips must face piston Apply lithium 3 based grease to contact surface Air inlet 306 t 4 3104 334390A A 308 Repair Grease the cup side and install the valve plate 3054 Align the small hole in the plate with the air inlet Tighten the screws 3092. Lo AV CC CS 7 T 7 203 A 207 ti24515a 28 334390A Ref 201 202 203 204 206 207 214 Description HOUSING center not sold separately U CUP center shaft BEARING center shaft CARTRIDGE pilot receiver SHAFT center SCREW ground order PN 116343 PLATE adapter see page 37 334390A Qty e 22 NNN Ref 213 216 217 219 220 Description GASKET air valve PLUG pipe order PN 102726 SCREW M6 x 25 thread forming O RING receiver cartridge Buna N 0 9 in 23 mm OD PLUG secondary pilot Parts included in Center Section Rebuild kit See page 30 Parts Qty N A gt A 29 Parts Center Section Kits Sample Configuration Number Center Fluid Section and Covers and Air Valve Manifolds Seats Balls Diaphragms Seat and Manifold Seal tosoHP AO1A Center Section Rebuild Kit 24W946 Kit includes e 2 center shaft 206 4 center shaft bearings 203 e 4 center shaft u cups 202 e 2 air valve gasket 213 e 8 screws 217 e 8 seat o rings 9 e 2 pilot valves 205 e 2 secondary pilot plugs 220 e 4 pilot valve receiver cartridges 204 e 4 receiver cartridge o rings 219 e 1 grease packet e 1 air plate secondary side 103 e 1 air plate primary side 105 e 1 set screw M12 104 e 1 diaphragm Santoprene 109 Hose and Fitting Kit 24W947 Kit includes e 4 air fittings 107
3. or less working in a crisscross pattern to specified torque Repeat for manifolds ti23671a Fluid Covers and Center Diaphragm Joint 334390A Torque Instructions Fluid cover center diaphragm joint and manifold fasteners 100 in Ib 11 3 Nem Lubricate air valve fasteners prior to reassembly to prevent galling Retorque the air valve fasteners V in a crisscross pattern to specified torque Air valve fasteners 80 in lb 9 0 Nem 1 3 5 7 ti25009a Air Valve Fasteners ti23672a Manifolds 21 Parts Parts 22 ti24512a 334390A Parts Parts Kits Quick Reference Use this table as a quick reference for parts kits Go to the pages indicated in the table for a full description of kit contents 2 5 ae See page 248646 BALLS valve check 1 4 pack Santoprene see 24X053 COVER fluid kit stainless page 37 Steel see page 36 248655 O RING seat 8 pack see 1 page 39 3 MANIFOLD outlet kit see page 36 0 PLATE fluid side 2 24W833 Aluminum npt diaphragm included in Air and Fluid Plate Kit 24W834 Aluminum bspt 24C035 see page 38 viniless Steet APE 11 PLATE air side diaphragm 2 24W838 Stainless steel bspt included in Air and Fluid MANIFOLD inlet kit see EIS inet C08s o0 page 38 24W835 Aluminum npt 12 24B628 DIAPHRAGM kit 2 pack 1
4. incidental special or consequential damages resulting from Graco supplying equipment hereunder or the furnishing performance or use of any products or other good 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 An lais 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 For patent information see www graco com patents To place an order contact your Graco Distributor or call to identify the nearest distributor Phone 612 623 6921 or Toll Free 1 800 328 0211 Fax 612 378 3505 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 Original Instructions This manual contains English MM 334390 Graco Headquarters Minneapolis International Offices Bel
5. Santoprene see page 38 24W836 Aluminum bspt 14 189044 BOLT M12 1 75 x 35mm 2 24W839 Stainless steel npt 14 189044 2 1 CENTER SECTION 7 24B637 SEATS stainless steel 1 Aluminum not sold 4 pack see page 37 4 page 36 for aluminum manifolds includes nuts package of 8 27 NUT included with Ref 5 2 in packages of 8 28 O RING included in 2 diaphragm kits 30 17C772A TAG warning torque 1 instructions 35 1983824 LABEL warning 1 multilingual BOLT M8 x 1 25 x 20 mm for stainless steel manifolds includes nuts package of 8 BOLT M8 x 1 25 x 25 mm 3 for fluid covers and bolting center sections together package of 8 18 24D642 MUFFLER kit includes 1 24W840 Stainless steel bspt o ring and mounting FASTENERS see page 36 hardware BOLT M8 x 1 25 x 25 mm 2 188621 LABEL warning 2 PLUG Manifold Kit 1 used only on aluminum manifolds includes 6 24C617 For npt manifolds 24C618 For bsp manifolds A Replacement Warning labels signs tags and These parts are not sold separately cards are available at no cost 334390A 23 Parts Center Section Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Manifold Air Valve Manifolds Seal peme JAAA a a 108 ti24513a Ref Description Qty Ref Description Qty 101 AIR MODULE primary see page 1 107 FITTING air 1 2 npt x 1 2 T see 4 26 page 30 102 AIR MODU
6. Seats and Check Balls to order kits in the material s desired O ring and fastener kits also are available NOTE To ensure proper seating of the check balls always replace the seats when replacing the balls Also replace the o rings every time the manifold is removed Disassemble the Check Valve 1 Follow the Pressure Relief Procedure page 10 Disconnect all hoses Remove the pump from its mounting 3 Use a 10 mm socket wrench to remove the manifold fasteners 5 then remove the outlet manifold 3 Remove the o rings 9 seats 7 and balls 8 Turn the pump over and remove the inlet manifold 4 6 Remove the o rings 9 seats 7 and balls 8 ti24732a Reassemble the Check Valve Figure 2 Check valve assembly 1 Clean all parts and inspect for wear or damage Replace parts as needed Torque to 105 to 115 in lb 1 12 to 13 N m Follow torque sequence See Torque Instructions page 21 2 Reassemble in the reverse order following all notes in the illustration Put the inlet manifold on first Be sure the ball checks 7 9 and manifolds 3 4 are assembled exactly as shown The ball Arrow A must point toward outlet must seat on the chamfered side of the seat manifold The arrows A on the fluid covers 2 must point toward the outlet manifold 3 The chamfered side of the seat must face the ball 16 334390A Diaphragm and Center Section Repair MPa bar PSI NOTE See Diaphr
7. Worn check valve balls seats or Replace pressure at stall o rings Pump will not cycle or cycles once Air valve is stuck or dirty Disassemble and clean air valve and stops Use filtered air Check valve ball severely worn and Replace ball and seat wedged in seat or manifold Pilot valve worn damaged or Replace pilot valve plugged seated into the High or Low position High or Low position 8 334390A Troubleshooting Air bubbles in fluid Suction line is loose Tighten o rings seats or o rings Exhaust air contains fluid being High Low valve shift lever is not fully Shift the lever all the way into either seated into the High or Low position High or Low position Pump leaks fluid externally from Loose manifold screws or fluid cover Tighten manifold screws or fluid joints screws cover screws Manifold o rings worn out Replace o rings Pump will operate in the Low The hoses for the High Low valve Install hoses as shown in the figure pressure setting but will not operate are not installed correctly on page 10 in the High pressure setting 334390A 9 Repair Repair Pressure Relief Procedure Replace Complete Air Valve Follow the Pressure Relief Procedure Follow these instructions to install Air Valve IN whenever you see this symbol Replacement 24W897 1 Stop the pump Follow the Pressure Relief Procedure in the previous section A 2 Disconnect the main air line a A 3 Remove four s
8. e 2 air hoses 108 Center Diaphragm Kit 24W953 Kit includes e 1 air plate secondary side 103 e 1 air plate primary side 105 e 1 set screw M12 104 e 1 diaphragm Santoprene 109 30 Pilot Valve Assembly Kit 24B657 Kit includes e 2 pilot valve assemblies 205 e 2 receiver cartridges 204 e 2 receiver cartridge o rings 219 e 1 grease packet Secondary Pilot Plug Assembly Kit 24X057 Kit includes e 2 secondary pilot plug assemblies 220 e 2 receiver cartridges 204 e 2 receiver cartridge o rings 219 e 1 grease packet Center Shaft Kit 24B656 NOTE Purchase 2 kits if you are rebuilding both the primary and secondary air modules Kits include e 2 center shaft u cups 202 e 1 center shaft 206 e 2 center shaft bearings 203 e 1 grease packet Center Shaft Bearing Kit 24B658 NOTE Purchase 2 kits if you are rebuilding both the primary and secondary air modules Kit includes e 2 center shaft u cups 202 e 2 center shaft bearings 203 e 1 grease packet 334390A High Low Manifold Seals Kit 24W952 Kit includes e 1 o ring 208 e 2 0 rings 209 e 3 o rings 210 e 1 air valve gasket 213 334390A Adapter Plate Kit 24W951 Kit includes e 1 adapter plate 214 e 4 screws 217 e 1 air valve gasket 213 Parts 37 Parts Air Valve Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Manifold Air Valve Mani
9. 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 manufacturer 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 THERMAL EXPANSION HAZARD Fluids subjected to heat in confined spaces including hoses can create a rapid rise in pressure due to the thermal expansion Over pressurization can result in equipment rupture and serious e Open a valve to relieve the fluid expansion during heating e Replace hoses proactively at regular intervals based on your operating conditions PLASTIC PARTS CLEANING SOLVENT HAZARD Many solvents can degrade plastic parts and cause them to fail which could cause serious injury or property damage e Use only compatible water based solvents to clean plastic structural or pressure containing parts e See Technical Data in th
10. 4T to hold it in place Follow steps 5 6 under Replace Complete Air Valve page 10 to replace the seals and reattach the air valve ____ 3094 3054 3 g T RSS SS 310 306 4 4 307 ti24766a 13 Repair Replace Complete High Low Valve 1 14 Stop the pump Follow the Pressure Relief Procedure page 10 Disconnect the main air line Release the quick disconnect fittings to remove the air manifold hoses 108 Remove four screws 217 Remove the air valve 212 Remove the six o rings 208 209 and 210 Remove four screws 217 Remove the High Low valve 211 and gasket 213 To repair the High Low valve go to Disassemble the High Low Valve step 2 in the next section To install a replacement air valve continue with step 6 Align the new gasket 213 on the primary center section then attach the new High Low valve 211 Apply thread lubricant and torque screws 217 to 75 85 in Ib 8 to 9 Nem Align the new o rings 208 209 and 210 on the High Low manifold then attach the air valve Apply thread lubricant and torque screws 217 to 75 85 in lb 8 to 9 Nem Reconnect the main air line and the air manifold hoses 108 A N Apply thread lubricant to threads before assembly A N Torque screws to 75 85 in lb 8 to 9 Nem ti24757a 334390A Replace Seals or Rebuild the High Low Valve Follow these instructions to service the High Low valve High Low Valve
11. Air Valve O Rings Center Section and Air Valve ena Valve Manifolds Material 1050HP Aluminum A01A ill Aluminum standard ports npt Aluminum Aluminum standard ports bsp Stainless steel standard ports npt Stainless steel standard ports bsp Check Valve Seats Check Valve Balls Diaphragm Material Manifold O Rings 4 334390A Warnings Warnings The following warnings are for the setup use grounding maintenance and repair of this equipment The exclamation 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 MPa bar PSI 334390A FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite or explode To help prevent fire and explosion Use equipment only in well ventilated area Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop cloths potential static arc Keep work area free of debris including solvent rags and gasoline Do not plug or unplug power cords or turn power or light switches on or off when flammable fumes are present Ground all equipment in the work area See Grounding instructions Use only grounded hoses H
12. LE secondary see page 1 108 HOSE air 15 in segment see 2 28 page 30 103 PLATE air secondary side 1 109 DIAPHRAGM Santoprene 1 104 SCREW set M12 1 Parts included in Center Section Rebuild 105 PLATE air primary side 1 kit See page 30 24 334390A Notes 334390A Parts 25 Parts Primary Air Module Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Manifold Air Valve Manifolds Seal fsa aota at ss fee fe fer ti24516a 26 334390A Ref Description 201 HOUSING center not sold separately 202 U CUP center shaft 203 BEARING center shaft 204 CARTRIDGE pilot receiver 205 VALVE pilot 206 SHAFT center 207 SCREW ground Order PN 116343 208 O RING Buna N 3 2 in 81 mm OD see page 37 209 O RING Buna N 0 35in 9 mm OD see page 37 334390A Qty 2 gt a gt a NNN Ref Description 210 O RING Buna N 1 125 in 29 mm OD see page 37 211 VALVE High Low see page 35 212 VALVE air see page 32 213 GASKET air valve 217 SCREW M6 x 25 thread forming 219 O RING receiver cartridge Buna N 0 9 in 23 mm OD Parts included in Center Section Rebuild Kit See page 30 Parts Qty N on 27 Parts Secondary Air Module Sample Configuration Number Pump Center Fluid Seats Diaphragms Seat and Model Section and Covers and Manifold Air Valve Manifolds Seal N A V g N
13. Repair Parts GRACO Husky 1050HP 2 1 1 inch high pressure pump with modular air valve for fluid transfer applications For professional use only Important Safety Instructions Read all warnings and instructions in this manual and in your Operation manual Save these instructions Maximum Fluid Working Pressure 200 psi 1 38 MPa 13 8 bar Maximum Air Input Pressure 100 psi 0 69 MPa 6 9 bar ti23666a CE Brrcoencn PROVEN QUALITY LEADING TECHNOLOGY Contents Related Manuals 2 cececeeeeeeneeeeeeeeeeeeeeees 2 Ordering Information 0 cecceeeeeeeeaeeeeeeeaaeeees 3 Configuration Number Matrix 4 WarninGS 2 cies E E E 5 Troubleshooting eeraa a E Aa AA 8 Repaid ti a pe iei daa da a E i 10 Pressure Relief Procedure 00 00 10 Replace Complete Air Valve 05 10 Replace Seals or Rebuild Air Valve 12 Replace Complete High Low Valve 14 Related Manuals Replace Seals or Rebuild the High Low VaVe tcecieceiegoie ts eceieett ag bacleenebiveene 15 Check Valve Repair 2 0 seeeeeeeeeeeeeees 16 Diaphragm and Center Section Repair 17 Torque Instructions 0 ceceeeeeeeeeeeeeeeeeeeeeees 21 PALS vee rereaedate Sa cata nase umantancactn AE 22 Technical Data 0 ccccceceeeeeceeeeeeeeeeeeeeeeeeees 40 Fluid Temperature Range ceeeeeeseeeeeeaneeees 41 Graco Standard Hu
14. Seal Kit 24W949 is available to replace o rings 402 and 405 Kit 24W952 also is available to replace the 6 o rings between the air valve and the High Low manifold Kit 24W950 is available to replace the spool 404 Disassemble the High Low Valve 1 Follow steps 1 4 under Replace Complete High Low Valve page 14 2 Usea 5 16 in Allen wrench to remove two screws 407 3 Remove the High Low valve 406 two o rings 402 one o ring 405 the spool 404 and two more o rings 402 NOTE The High Low manifold block does not have to be removed from the primary center section Reassemble the High Low Valve NOTE Apply lithium based grease when instructed to grease 1 Use all parts in the seal kit Clean other parts and inspect for damage Replace as needed 2 Grease two o rings 402 and install them in the manifold block 401 334390A Repair 3 Place the spool 404 on the manifold block Then grease and install three o rings 402 and 405 on the spool 4 Use two screws 407 to reattach the High Low valve Torque to 340 360 in lb 38 41 Nem 5 Follow steps 7 8 under Replace Complete High Low Valve page 14 to replace the seals and reattach the High Low valve assembly 401 402 1 404 402 1 ti24759a AN Apply lithium based grease A N Torque to 340 360 in Ib 38 41 Nem 15 Repair Check Valve Repair MPa bar PSI NOTE Kits are available for new check valve balls and seats See
15. agms for replacement diaphragm kits Center Rebuild Kit 24W946 also is available Parts included in the Center Rebuild Kit are marked with an For best results use all kit parts Disassemble the Fluid Diaphragms Follow the Pressure Relief Procedure page 10 2 Remove the manifolds and disassemble the ball check valves as explained in Check Valve Repair page 16 3 Use a 10 mm socket wrench to remove the fluid cover screws 5 then pull one of the fluid covers 2 off the pump Then remove the other fluid cover 4 Remove the bolt 14 from the diaphragm shaft on one side of the pump If the diaphragm shaft bolt 14 remains attached to the shaft 206 remove it Then remove all parts of that diaphragm assembly 5 Follow the same procedure to disassemble the other diaphragm assembly 6 If either shaft is still attached to the set screw 104 use a wrench on the flats of the shaft to remove Disassemble the Center Section 1 Use a 10mm socket wrench to remove the screws 5 then separate the primary air module 101 from the secondary air module 102 2 Remove the diaphragm 109 the air plates 103 and 105 and the set screw 104 3 Inspect the diaphragm shafts 206 for wear or scratches If damaged inspect the bearings 203 in place If they are damaged use a bearing puller to remove them NOTE Do not remove undamaged bearings 4 Use an o ring pick to remove the u cup packings 202 from t
16. 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 six 6 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 or breach of these warranties In no event will Graco be liable for indirect
17. crews 217 Remove the air valve 212 Remove the six o rings 208 209 and This equipment stays pressurized until pressure 210 is relieved manually To help prevent serious 4 injury from pressurized fluid such as splashing in the eyes or on skin follow the Pressure Relief Procedure when you stop pumping and before you To repair the air valve go to Disassemble the Air Valve step 2 in the next section To install a replacement air valve continue with step 5 clean check or service the equipment 5 Align the new o rings 208 209 and 210 on the High Low manifold then attach the air valve 1 Shut off the air supply to the pump Apply thread lubricant and torque screws 217 to 75 85 in lb 8 to 9 Nem 6 Reconnect the main air line 2 Open the dispensing valve if used Shift the High Low pressure lever back and forth two times Leave the lever in the Low position as shown in Fig 1 ti23687a Figure 1 High Low Pressure Lever 4 Open the fluid drain valve installed on the system to relieve all fluid pressure Have a container ready to catch the drainage 10 334390A Repair Torque screws to 75 85 in lb 8 to Apply thread lubricant to threads 9 Nem before assembly AN A 212 ti24758a 217 A A Da PEE E EN D f JAA ENIA YQ pop O iA on ODD 0 JN A Z A m N z lt 11 334390A Repair Replace Seals or Reb
18. fold Air Valve Manifolds Seal 1 Piece Bolt Through Air and Fluid Plate Kit 24C035 Biaphragi Kis Kit includes 24B628 e 1 air side diaphragm plate 11 Kits include e 1 fluid side diaphragm plate 10 8 o rings PTFE 9 e 1 o ring 28 e 2 diaphragms 12 material indicated in table 1 bolt 14 e 2 o rings for the bolt 28 e 1 diaphragm install tool 1 packet anaerobic adhesive 38 334390A Parts Manifold Seals Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Manifold Air Valve Manifolds Seal Fa a re Ce ae T Manifold O Ring Kits All Models 24W212 Kits include 8 o rings 9 PTFE 334390A 39 Technical Data Technical Data Maximum fluid working pressure Air pressure operating range Fluid displacement per cycle Low Pressure Setting High Pressure Setting Air consumption Low Pressure Setting High Pressure Setting 200 psi 1 4 MPa 14 0 bar 20 100 psi 0 14 0 69 MPa 1 4 6 9 bar 0 64 0 76 at 4 8 bar 76 Ipm 0 7 cubic meters per minute 1 4 cubic meters per minute Maximum values with water as media under submerged inlet conditions at ambient temperature Maximum air consumption Low Pressure Setting High Pressure Setting Maximum free flow delivery Low Pressure Setting High Pressure Setting Maximum pump speed Low Pressure Setting High Pressure Setting Maximum suction lift varies widely based on ball seat selection and wear opera
19. folds Seal 050K AQTA 3094 3104 306 tt 307 306 t ti25022a 32 334390A Ref Description 301 HOUSING not sold separately 302 PISTON 303 PISTON ASSEMBLY detent 3044 CAM detent 305 PLATE air valve 306 tt O RING 307 CAP end Parts included in Air Valve Repair Kit t Parts included in Air Valve Seals Kit 334390A Qty N NO Ref Description 308 U CUP carboxylated nitrile 309 t SCREW M3 thread forming 3104 RETAINING RING 311 SPRING detent 312 BASE cup 313 CUP 314 O RING cup Parts included in Air Valve End Cap Kit Parts Qty n A PN PND Po 33 Parts Sample Configuration Number Center Fluid Seats Balls Diaphragms Seat and Section and Covers and Manifold Air Valve Manifolds Seal t Air Valve Seals Kit 24K859 Air Valve Replacement Kit 24W897 Kit includes Kit includes e 2 end cap o rings 306 e 1 air valve assembly 212 e 2 piston u cups 308 e 1 o ring 208 e 2 screws M3 shorter 309 e 2 0 rings 209 e 2 screws 4 longer not used e 3 0 rings 210 e 1 air valve gasket 213 e 4 screws 217 e 1 grease packet e 1 solenoid release button o ring not shown not 7 Air Valve End CaP REAA used Kit includes e 2 end caps 307 e 2 retaining rings 310 e 2 o rings 306 Air Valve Repair Kit 24K860 Kit includes e 1 air valve piston 302 e 1 detent piston assembly 303 1 detent cam 304 e 1 a
20. gium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 2014 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com
21. gure 3 Fluid cover tool b Reattach the air valve 20 Supply a minimum of 20 psi 0 14 MPa 1 4 bar air pressure to the air valve Shop air may be used The diaphragm will shift so the second fluid cover will seat properly Keep air pressure on until the second fluid cover is attached Attach the second fluid cover 2 See Torque Instructions page 21 Remove the air valve and the tool Verify that the gasket 213 is in place and reattach the air valve See Torque Instructions page 21 NOTE These steps must be followed anytime the fluid covers are removed Reassemble the ball check valves and manifolds as explained in Check Valve Repair page 16 334390A Torque Instructions NOTE All fasteners for the fluid covers center diaphragm joint and manifolds have a thread locking adhesive patch applied to the threads If this patch is excessively worn the fasteners may loosen during operation Replace screws with new ones or apply medium strength blue Loctite or equivalent to the threads If fluid cover center diaphragm joint or manifold fasteners have been loosened it is important to torque them using the following procedure to improve sealing NOTE Always completely torque the fluid covers and the center diaphragm joint before torquing manifolds Start all fluid cover or center diaphragm joint screws a few turns Then turn down each screw just until head contacts cover Then turn each screw by 1 2 turn
22. he primary air module and the 334390A Repair secondary air module Bearings 203 can remain in place 5 If necessary use a socket wrench to remove the pilot valves 205 primary air module or the secondary pilot plugs 220 secondary air module 6 Remove the pilot valve cartridges only if necessary due to a known or suspected problem After removing pilot valves primary side or secondary pilot plugs secondary side use a hex to remove the cartridges 204 then remove cartridge o rings 219 If stripped use two screwdrivers to screw out the cartridge NOTE Do not remove undamaged pilot valve cartridges Reassemble the Center Section Follow all notes in the illustrations These notes contain important information NOTE Apply lithium based grease whenever instructed to grease 1 Clean all parts and inspect for wear or damage Replace parts as needed NOTE Follow Steps 2 5 for both the Primary Air Module and the Secondary Air Module 2 If removed grease and install the new pilot valve cartridges 204 and cartridge o rings 219 Screw in until seated NOTE Cartridges 204 must be installed before pilot valves 205 or secondary pilot plugs 220 3 Grease and install the pilot valves 205 primary side or secondary pilot plugs 220 secondary side Torque to 20 25 in lb 2 3 Nem at 100 rpm maximum Do not overtorque 4 Grease and install the diaphragm shaft u cup packings 202 s
23. ir valve plate 305 e 2 end cap o rings 306 e 2 piston u cups 308 e 2 screws M3 shorter 309 e 2 screws 4 longer not used e 1 detent spring 311 e 1 air cup base 312 e 1 air cup 313 e 1 air cup o ring 314 e 1 solenoid release button o ring not shown not used e 1 air valve gasket 213 e 1 grease packet 34 334390A Parts High Low Valve Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Manifold Air Valve Manifolds Seal 404 402 ti25027a Ref Description Qty Ref Description Qty 401 PLATE adapter not sold separately 1 406 CAP adapter plate not sold 1 402 O RING PTFE 0 8 in 20mm OD 4 a pain na ene 2 cap socket head 3 8 403 LEVER HIGH LOW shift 1 x 2 25 order PN 114666 404 SPOOL 1 405 O RING PTFE 1 9 in 48mm OD 1 High Low Valve Replacement Kit 24W948 High Low Valve Spool Kit 24W950 Kit includes Kit includes e 1 High Low valve assembly 211 1 Spool 404 e 1 air valve gasket 213 4 o rings 402 e 4 screws 217 e 1 o ring 405 e 1 grease packet e 1 lever 403 e 1 grease packeet High Low Valve Seals Kit 24W949 Kit includes 4 0 rings 402 e 1 o ring 405 e 1 grease packet 334390A 35 Parts Fluid Covers and Manifolds Sample Configuration Number Pump Center Fluid Model Section and Covers and Air Valve Manifolds Fluid Cover Kit 24X053 Kit includes e 1 fluid cover 2 Diaphrag
24. is and all other equipment instruction manuals Read fluid and solvent manufacturer s MSDSs and recommendations 6 334390A 334390A Warnings TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed e Read MSDSs to know the specific hazards of the fluids you are using e Route exhaust away from work area If diaphragm ruptures fluid may be exhausted into the air e Store hazardous fluid in approved containers and dispose of it according to applicable guidelines BURN HAZARD Equipment surfaces and fluid that s heated can become very hot during operation To avoid severe burns Do not touch hot fluid or equipment 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 Troubleshooting Troubleshooting Pump cycles but will not prime Pump is running too fast causing Reduce air inlet pressure or restrict cavitation before prime inlet air with a needle valve Check valve ball severely worn or Replace ball and seat wedged in seat or manifold Pump cycles at stall or fails to hold
25. le Hold one of the bolts with a wrench and torque the other bolt to 20 25 ft lb 27 34 Nem at 100 rpm maximum Do not over torque AN Rounded side faces diaphragm A Apply lithium based grease Apply primer and medium strength blue thread locker Torque to 20 25 ft lb 27 34 Nem at 100 rpm maximum AIR SIDE markings on fluid diaphragms must face center housing 6 AIR SIDE markings on center diaphragm must face the primary air module A Lips must face out of housing E23 AN Cartridges 204 must be installed before pilot valves 205 or secondary pilot plugs 220 A N Torque to 20 25 in lb 2 3 Nem y Torque to 110 in lb 11 3 Nem Follow Ea Torque Instructions page 21 334390A Repair JA 2 202 207 201 6 2 202 205 2 7 8 ti24780a Primary Air Module 220 A A A 220 AAA ti24781a Secondary Air Module 334390A 19 Repair 9 Reattach the secondary side fluid cover 2 The arrow must point toward the air valve See Torque Instructions page 21 To avoid injury keep your fingers away from the moving diaphragms when air pressure is applied 10 To ensure proper seating and extend diaphragm life apply air pressure to the pump prior to attaching the fluid cover on the primary air module a Place the supplied tool on top of the air valve gasket 213 Arrows A must face toward the fluid cover that is already attached ti24756a Fi
26. ms Seat and Manifold Seal Stainless Steel Outlet Manifold Kits S1 npt 24W837 S2 bsp 24W838 e 40 rings 9 PTFE Aluminum Outlet Manifold Kits A1 npt 24w833 w2ardse A2 bsp 24W834 Kits include e 1 outlet manifold 3 40 rings 9 PTFE e 1 warning label ti24741a i Stainless Steel Inlet Manifold Kits Kits include i S1 npt 24Ww839 e 1 outlet manifold 3 52 bsp S2 bsp 24W840 1 pipe plug 6 40 rings 9 PTFE e 1 warning label Aluminum Inlet Manifold Kits A1 npt 24W835 Kits include A2 bsp 24W836 e 1 inlet manifold 4 e 40 rings 9 PTFE Fastener Kits Si S2 24C064 ti24742a ti24740a Kits include e 1 inlet manifold 4 All Models Order Kit 24B654 for fluid covers and bolting the two air modules together includes 8 bolts e 1 pipe plug 6 Kits include 40 rings 9 PTFE e 8 screws 5 e 8 nuts 27 Kits 24X051 and 24C064 36 334390A Parts Seats and Check Balls Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Manifold Air Valve Manifolds Seal fsa fain fat ss se ele Seat Kits Ball Kits 24B637 24B646 Kit includes Kit includes e 4 seats 7 stainless steel 4 balls 8 Santoprene 8 o rings PTFE 9 8 o rings PTFE 9 334390A 37 Parts Diaphragms Sample Configuration Number Center Fluid Seats Diaphragms Seat and Section and Covers and Mani
27. o the lips face out of the housing 5 If removed insert the new bearings 203 into the primary air module and or the secondary air module Use a press or a block and rubber mallet to press fit the bearing so it is flush with the surface of the module 17 Repair Reassemble the Fluid Diaphragms Follow all notes in the illustration These notes contain important information NOTE Apply lithium based grease whenever instructed to grease 1 18 Assemble the primary side air plate 105 the center diaphragm 109 and the secondary side air plate 103 on the set screw 104 Install a shaft 206 on each end Grease the shaft u cups 202 and the length of both diaphragm shafts 206 Slide the shaft on the secondary side closest to air plate 103 into the secondary air module Slide the primary air module onto the primary side shaft closest to air plate 105 Install the diaphragm joint bolts 5 Torque to 110 in lb 11 3 Nem Follow Torque Instructions page 21 206 ti24777a Assemble the washer 28 the fluid side diaphragm plate 10 the diaphragm 12 and the air side diaphragm plate 11 on a diaphragm shaft bolt 14 exactly as shown Apply primer and medium strength blue thread locker to the threads of the bolt 14 Screw the assembly into the shaft of the secondary air module hand tight Repeat for the other diaphragm assembly and install on the primary air modu
28. old gun firmly to side of grounded pail when triggering into pail Do not use pail liners unless they are antistatic or conductive Stop operation immediately if static sparking occurs or you feel a shock Do not use equipment until you identify and correct the problem Keep a working fire extinguisher in the work area Route exhaust away from all ignition sources If diaphragm ruptures fluid may be exhausted with air PRESSURIZED EQUIPMENT HAZARD Fluid from the equipment leaks or ruptured components can splash in the eyes or on skin and cause serious injury Follow the Pressure Relief Procedure when you stop spraying dispensing and before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment Check hoses tubes and couplings daily Replace worn or damaged parts immediately Warnings EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury Do not operate the unit when fatigued or under the influence of drugs or alcohol Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals MPa bar PSI 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
29. sky Pump Warranty 42 Manuao Desmo OOOO 334014 Husky 1050HP 2 1 Air Operated Diaphragm Pump Operation 334390A Ordering Information Ordering Information To Find Your Nearest Distributor Distributor Note 1 Visit www graco com 1 To find part numbers for replacement parts 2 Click on Where to Buy and use the Distributor a Use the 20 digit number from the ID plate Locator on the pump b Use the Configuration Number Matrix on the next page to understand which parts are To Specify the Configuration of a New Peselbet py Sach aie Pump c Refer to the main Parts illustration and to the Parts Kits Quick Reference Follow the page references on these two pages for further PI II istributor ease call your gambut ordering information as needed 2 Please call Graco Customer Service to order To Order Replacement Parts Please call your distributor 334390A 3 Configuration Number Matrix Configuration Number Matrix Check the identification plate ID for the 20 digit Configuration Number of your pump Use the following matrix to define the components of your pump ti24479a Sample Configuration Number 1050HP_ A01A Pump Model Center Section Manifolds Seats Balls Diaphragms Manifold and
30. ting speed material properties and other variables Maximum size pumpable solids Recommended cycle rate for continuous use Recommended cycle rate for circulation systems Air inlet size Fluid inlet size Fluid outlet size Weight 40 50 gpm 46 gpm 280 cpm 225 cpm 1 7 cubic meters per minute 2 7 cubic meters per minute 189 Ipm 174 lpm 4 9 m dry 8 8 m wet 16 ft dry 29 ft wet 93 140 cpm in Low or High setting 20 cpm in Low or High setting 3 4 npt f npt f bspt 1 in npt f or 1 in bspt 21 8 kg aluminum manifolds 27 2 kg SST manifolds 1 in or 1 in 48 Ib aluminum manifolds 60 Ib SST manifolds 334390A Fluid Temperature Range Low Pressure Setting High Pressure Setting Low Pressure Setting High Pressure Seting Low Pressure Setting High Pressure Setting Wetted parts aluminum plus the material s chosen for seat ball and diaphragm options Non wetted external parts aluminum coated carbon steel Fluid Temperature Range NOTICE Temperature limits are based on mechanical stress only Certain chemicals will further limit the fluid operating temperature range Stay within the temperature range of the most restricted wetted component Operating at a fluid temperature that is too high or too low for the components of your pump may cause equipment damage Diaphragm Ball Material Fahrenheit Santoprene SP 40 to 180 F 40 to 82 C 334390A 41 Graco Standard Husk
31. uild Air Valve Follow these instructions to service the air valve with one of the available repair kits Air Valve Seal Kit parts are marked with a t Air Valve Repair Kit parts are marked with a Air Valve End Cap Kit parts are marked with a Kit 24W952 also is available to replace the 6 o rings between the air valve and the High Low manifold Disassemble the Air Valve 1 Perform steps 1 3 under Replace Complete Air Valve page 10 2 Use a T8 Torx screwdriver to remove two screws 309 Remove the valve plate 305 cup assembly 312 314 spring 311 and detent assembly 303 3 Pull the cup 313 off of the base 312 Remove the o ring 314 from the cup 4 Remove the retaining ring 310 from each end of the air valve Use the piston 302 to push the end cap 307 out of one end Remove the u cup seal 308 from the piston Pull the piston out of the end and remove the other u cup seal 308 Remove the other end cap 307 and the end cap o rings 306 5 Remove the detent cam 304 from the air valve housing 301 Reassemble the Air Valve NOTE Apply lithium based grease when instructed to grease Order Graco PN 111920 12 Use all parts in the repair kits Clean other parts and inspect for damage Replace as needed Grease the detent cam 3044 and install into housing 301 Grease the u cups 308 T and install on the piston with lips facing toward the center of the piston IN Lips face ro
32. y Pump 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 five years 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 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
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