Graco 307431s User's Manual
Contents
1. D E F Outlet Rod Thd Hole Dia UNG in mm 221026 13 12 333 2 10 69 271 5 1 2 13 m 0 406 10 34 215930 13 62 345 9 10 69 271 5 5 8 11 m 0 406 10 34 221074 13 94 354 1 10 69 271 5 5 8 11 m 0 406 10 34 With connecting rod at bottom of stroke E Model 221074 Shown Three holes on a 3 5 in 88 9 mm bolt circle SERVICE INFORMATION Listed below by the assembly changed are Added and De leted parts Assembly Ref Changed Status No PartNo Name Model Deleted 1 6 167 665 V Packing 215930 Added 3 22 187 831 Shim to Series E Four v packings are now used on the piston The num ber of v packings used in the pump throat remains at five Use 0 6 shims as required to attain a piston packing stack height of 0 668 0 683 in 17 0 17 3 mm See page 6 10 307431 TECHNICAL DATA WETTED PARTS In 2 mm2 in 2 mm2 In mm Zinc Plated Steel isp Rod Effective Max Models 221026 amp 221074 OD Area f Area Stroke Chrome over Stainless Steel Tungsten Carbide 221026 0 557 0 276 0 278 40 Model 215930 359 37 178 1 179 936 101 6 Nitralloy Steel Stainless Steel Tungsten Carbide Zinc Plated Steel 215930 1 767 0 887 0 70 0 884 4 25 1140 07 565 8 570 35 108 221074 0 940 0 473 x 0 470 4 25 606 49 305 18 303 24 108 3000 psi 210 bar Maximum Working Pressure 2000 psi 140 bar Maximum Working Pressure 30742. and install ball guide 18 o ring 14 retainer 15 and pin 13 in housing Lu bricate threads of valve housing 21 and screw valve housing into pump housing 22 Torque to 75 100 ft lb 101 136 N m Tighten throat packing nut 20 just enough to stop leakage no tighter 20 12 4 LIPS OF V PACKINGS 5 MUST FACE DOWN 16 22 1 LIPS OF V PACKINGS MUST FACE UP i3 UST FACE UI 9 10 0 562 0 582 in 14 2 14 8 mm 19 TORQUE TO 35 40 ft Ib 47 54 N m 15 J 14 13 2 21 TORQUE TO 75 100 ft Ib 101 136 N m Fig 1 PARTS DRAWING PARTS LIST Model 221026 Series A Model 221026 Series A REF NO PARTNO DESCRIPTION QTY 1 100065 BALL 5 16 8 mm dia 2 100084 BALL steel 1 2 13 mm dia 4 179983 GLAND female 5 179984 GLAND male 6 164399 WASHER backup 7 164480 GASKET flat PTFE 8 164713 RETAINER packing 9 179987 GLAND male 179988 GLAND female 164912 V PACKING PTFE 164913 V PACKING PTFE 165049 PIN ball stop 165052 SEAL o ring PTFE 165967 RETAINER o ring 178898 SLEEVE cylinder 223603 ROD displacement 170257 GUIDE ball 205538 PISTON 206269 PACKING NUT 206399 HOUSING intake valve 207420 HOUSING pump 23 180746 SHIM 172479 TAG warning not shown Supplied in Repair Kit 218701 Sf Ss NND22 222222202 NSS0RNDHRUN 25 202222222222 a a2 2 22 0020 N oO N R amp 9 Recommended
3. 221074 Series A Model 221074 Series A REF NO PARTNO DESCRIPTION QTY 16 17 1 101823 BALL sst 5 16 8 mm dia al Le 2 101874 BALL sst 1 2 in 13 mm dia 1 3 164480 GASKET flat PTFE 1 S 4 178902 SLEEVE housing 1 5 164484 RETAINER packing 1 11 6 164862 V PACKING PTFE 11 g 7 165049 PIN balll stop 1 8 165052 SEAL o ring PTFE 1 9 165279 RETAINER o ring 1 10 165894 GLAND male 2 11 165895 GLAND female 2 A 12 170257 GUIDE ball 1 6 13 205981 HOUSING intake 1 14 206345 SEAT piston 1 15 207011 HOUSING outlet 1 16 207731 NUT packing w wet cup 1 17 223589 ROD displacement 1 5 18 106093 SHIM 8 10 19 172479 TAG warning not shown 1 i om 18 Supplied in Repair Kit 207850 E 10 Recommended tool box spare parts Keep on hand to re eo duce down time Repair Kit 207850 For Displacement Pump 221074 Must be ordered separately a amp Consists of EX RefNo Qty QO 6 1 1 amp 2 3 A E 2 cir s n SS 10 2 11 2 18 8 ee to 65 75 ft lb BERLEN HOW TO ORDER PARTS A 1 To be sure you receive the correct replacement parts kit 23 or accessories always give all the information re quested in the chart below 2 Check the parts list to identify the correct part number DD do not use the ref no when ordering 4 3 Order all parts from your nearest Graco distributor OW PART DESCRIPTION Torque to pF 75 100 ft lb 101 136 N m 307431 9 DIMENSIONAL DRAWING
4. 31 11 THE GRACO WARRANTY AND DISCLAIMERS WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in mate rial and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use As purchaser s sole remedy for breach of this warranty Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment proven defective This warranty ap plies 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 any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper mainte nance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility with Graco equipment of structures accessories equipment or materials not supplied by Graco or the improper design manu facture 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 claim If the claimed defect is verified Graco will re pair or replace free of charge any defective parts The equip
5. BERS TO PLACE AN ORDER contact your Graco distributor or call to identify the distributor closest to you 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 io make changes at any time without notice This manual contains English MM 307431 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 307431 09 1980 Revised 03 2007 12 307431
6. ETAINER 10 183644 GLAND male 11 183645 GLAND female 13 207357 HOUSING intake 14 207356 PISTON 15 207354 HOUSING pump 16 207355 NUT packing 17 167670 ROD displacement 18 167671 PIN straight 19 100063 PIN cotter 20 172479 TAG warning not shown 21 183022 GUIDE ball 22 187831 SHIM 0 OSaNaaanaannssasgasnaas Supplied in Repair Kit 218559 Recommended tool box spare parts Keep on hand to re duce down time Repair Kit 218559 For Displacement Pump 215930 Must be ordered separately Consists of Ref No Qty 1 1 2 1 3 1 6 10 10 2 11 2 22 3 HOW TO ORDER PARTS 1 To be sure you receive the correct replacement parts kit or accessories always give all the information re quested in the chart below 2 Check the parts list to identify the correct part number do not use the ref no when ordering 3 Order all parts from your nearest Graco distributor PART DESCRIPTION 307431 7 SERVICE Service for 221074 Series A Displacement Pump WARNING To reduce the risk of serious injury including fluid in jection splashing in the eyes or on the skin or injury from moving parts ALWAYS follow the Pressure Relief Procedure on page 2 before checking or re pairing any part of the pump or system NOTE 1 Repair Kit 207850 is available Use all the new parts in the kit for the best results Kit parts are indicated by a reference number followed by an asterisk for
7. INSTRUCTIONS PARTS LIST G 307431 GRACO s This manual contains IMPORTANT i i WARNINGS AND INSTRUCTIONS This manual contains READ AND RETAIN FOR REFERENCE changes not included throughout the contents CARBON STEEL PTFE PACKED Please see the second page of this book page 1A Displacement Pumps STANDARD MODELS 215930 Series E 0 884 in 2 570 mm Effective Piston Area 2000 psi 140 bar MAXIMUM WORKING PRESSURE SEVERE DUTY MODELS These pumps have an abrasion and corrosion resistant displacement rod and sleeve Refer to WETTED PARTS information on page 11 221074 Series A 0 470 in 2 303 2 mm2 Effective Piston Area 3000 psi 210 bar MAXIMUM WORKING PRESSURE 221026 Series A 0 278 in 2 179 4 mm2 Effective Piston Area 3000 psi 210 bar MAXIMUM WORKING PRESSURE TABLE OF CONTENTS Safety Warnings Service Model 221026 Model 215930 Model 221074 Parts Drawings and Lists Model 221026 Model 215930 Model 221074 Dimensions Technical Data x Wetted Parts Graco Warranty ae Back Cover Toll Free Graco Phone Numbers Back Cover Model 221074 Shown WARNING Plural Components Chemical Hazard Graco Inc does not manufacture or supply any of the reactive chemical components that may be used in this equipment and is not responsible for their effects Because of the vast number of chemicals that could be used and their varying chemical reac tions before using thi
8. WAYS have the tip guard in place on the spray gun when spraying ALWAYS follow the Pressure Relief Procedure at right before cleaning or removing the spray tip or servicing any system equipment NEVER try to stop or deflect leaks with your hand or body Be sure equipment safety devices are operating properly before each use Medical Alert Airless Spray Wounds If any fluid appears to penetrate your skin get EMERGENCY MEDICAL CARE AT ONCE DO NOT TREAT AS A SIMPLE CUT Tell the doctor exactly what fluid was injected Note to Physician Injection in the skin is a traumatic injury It is important to treat the injury surgically as soon as possi ble Do not delay treatment to research toxicity Toxicity is a concern with some exotic coatings injected directly into the blood stream Consultation with a plastic surgeon or re constructive hand surgeon may be advisable Spray Tip and Nozzle Safety Use extreme caution when cleaning or changing spray tips or nozzles If the spray tip nozzle clogs while spraying engage the gun valve safety latch immediately ALWAYS follow the Pres sure Relief Procedure and then remove the spray tip nozzle to clean it NEVER wipe off build up around the spray tip nozzle until pres sure is fully relieved and the gun dispense valve safety latch is engaged Spray Gun and Dispensing Valve Safety Devices Be sure all gun valve safety devices are operating properly be fore each use Do not remove or modi
9. and 10 six v packings 6 with the lips facing down and female gland 11 in throat of pump housing 15 See Fig 3 Install packing nut 16 loosely Install female gland 11 five v packings 6 with the lips facing up male gland 10 and shims 18 on piston 14 See Fig 3 Use as many shims as necessary to ob tain a height of 0 860 0 890 in 21 8 22 6 mm or until shims are flush with shoulder on piston 14 Install pack ing retainer 5 Place ball 1 on piston 14 Apply liquid thread sealant to threads of piston 14 and screw piston into displace ment rod 17 Torque to 65 75 ft Ib 88 101 N m 8 307431 Install displacement rod 17 and piston 14 up through bottom of pump housing 15 Place ball 2 in intake housing 13 and install ball guide 12 o ring 8 retainer 9 and pin 7 in housing Lu bricate threads of valve housing 13 and screw valve housing into pump housing 15 Torque to 75 100 ft Ib 101 136 N m Tighten throat packing nut 16 just enough to stop leakage no tighter 6 Ai LIPS OF V PACKINGS MUST FACE 10 DOWN 3 4 4 15 5 6 18 LIPS OF 10 V PACKINGS MUST FACE UP NA 11 0 860 0 890 in 21 8 22 6 mm oT Pi 14 TORQUE TO 65 75 ft lb D 88 101 N m vAN 9 ry D 8 AN III 13 TORQUE TO 75 100 ft Ib 101 136 N m 2 ZD Hy Fig 3 PARTS DRAWING PARTS LIST Model
10. e packing wear and leaking Check these parts by rubbing a finger on the surface and by holding the parts up to the light at a slight angle If the sleeve cannot be re moved easily to replace it contact Graco Technical As sistance see back page When replacing the sleeve be sure to replace the gasket 7 Screw piston 19 out of displacement rod 17 Remove ball 1 glands 9 amp 10 packings 11 shims 23 and packing retainer 8 Screw throat packing nut 20 out of pump housing 22 Remove packings 12 glands 4 amp 5 and backup washer 6 Assembling Pump Lubricate packings displacement rod and inside of sleeve 16 before assembling Install backup washer 6 male gland 5 four v packings 12 with the lips facing down and female gland 4 in throat of pump housing 22 See Fig 1 Install packing nut 20 loosely Install female gland 10 three v packings 11 with the lips facing up male gland 9 and shims 23 on piston 19 See Fig 1 Use as many shims as necessary to ob tain a height of 0 562 0 582 in 14 3 14 8 mm or until the shims are flush with shoulder on piston 19 Install packing retainer 8 Place ball 1 on piston 19 Apply liquid thread sealant to threads of piston 19 and screw piston into displace ment rod 17 Torque to 35 40 ft lb 47 54 N m Install 4 307431 displacement rod 17 up through bottom of pump hous ing 22 Place ball 2 in intake housing 21
11. ety and Health Act These standards particularly the General Standards Part 1910 and the Construction Standards Part 1926 should be consulted 307431 3 SERVICE Service for 221026 Series A Displacement Pump WARNING To reduce the risk of serious injury including fluid in jection splashing in the eyes or on the skin or injury from moving parts ALWAYS follow the Pressure Relief Procedure on page 2 before checking or re pairing any part of the pump or system NOTES 1 Repair Kit 218701 is available Use all the new parts in the kit for the best results Kit parts are indicated by a reference number followed by an asterisk for x ample 1 2 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 3 Clean parts with a compatible solvent Inspect for wear or damage and replace parts as needed Disassembling Pump Unscrew intake valve housing 21 from pump housing 22 Remove pin 13 ball 2 ball guide 18 retainer 15 and o ring 14 See Fig 1 If seat in valve housing 21 is chipped or worn replace housing Loosen throat packing nut 20 push displacement rod 17 down grasp piston 19 and pull piston and dis placement rod out through bottom of pump housing Scoring or irregular surfaces on the displacement rod 17 or polished inner wall of the sleeve 16 cause pre matur
12. fy any part of the gun valve this can cause a malfunction and result in serious bodily injury EQUIPMENT MISUSE HAZARD General Safety Any misuse of the spray equipment or accessories such as overpressurizing modifying parts using incompatible chemi cals and fluids or using worn or damaged parts can cause them to rupture and result in fluid injection or other serious bod ily injury including splashing in the eyes or on the skin fire ex plosion or property damage NEVER alter or modify any part of this equipment doing so could cause it to malfunction CHECK all spray equipment regularly and repair or replace worn or damaged parts immediately ALWAYS read and follow the fluid and solvent manufacturer s recommendations regarding the use of protective eyewear clothing and equipment including respirators 2 307431 Tip Guard spray guns only ALWAYS have the tip guard in place on the gun while spraying The tip guard alerts you to the fluid injection hazard and helps reduce but does not prevent the risk of accidentally placing your fingers or any part of your body close to the spray tip Safety Latch if applicable Whenever you stop spraying even for a moment always set the gun safety latch in the closed or safe position making the gun inoperative Failure to set the safety latch can result in acci dental triggering of the gun Diffuser if applicable The gun diffuser breaks up spray and reduces the ri
13. g quantity 1 Ref No 21 is Part No 183 021 Ball Guide quantity 1 Ref No 22 is not used in Model 918 417 In the Dimension Chart on page 10 enter the following values for Model 918 417 Column A 13 12 333 2 Column B 10 29 261 4 Column C None Column D 1 2 f Column E 5 8 11 m Column F 0 406 10 34 In the Technical Data Chart on page 11 Model 918 417 has the same values as Model 215 930 except the Maximum Working Pressure is 3000 psi 210 bar This working pressure should also be noted on the front cover and under the heading System Pressure in the Warnings section on page 2 307431 1A Notes 307431 1B SAFETY WARNINGS HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY FOR PROFESSIONAL USE ONLY OBSERVE ALL WARNINGS Read and understand all instruction manuals before operating equipment SKIN INJECTION HAZARD General Safety This equipment may be used in a system which generates very high fluid pressure Spray from the gun valve leaks or ruptured components can inject fluid through your skin and into your body and cause extremely serious bodily injury including the need for amputation Get immediate surgical treatment Also fluid injected or splashed into the eyes or on the skin can cause serious damage NEVER point the spray gun dispense valve at anyone or at any part of the body NEVER put hand or fingers over the spray tip AL
14. lace parts as needed Disassembling Pump Unscrew intake valve housing 13 from pump housing 15 Remove pin 7 ball 2 retainer 9 and o ring 8 See Fig 2 If seat in valve housing 13 is chipped or worn replace housing Loosen throat packing nut 16 push displacement rod 17 down grasp piston 14 and pull piston and dis placement rod out through bottom of pump housing Scoring or irregular surfaces on the displacement rod 17 or polished inner wall of the sleeve 4 cause prema ture packing wear and leaking Check these parts by rub bing a finger on the surface and by holding the parts up to the light at a slight angle If the sleeve cannot be removed easily to replace it contact Graco Technical Assistance see back page When replacing the sleeve be sure to replace the gasket 3 Screw piston 14 out of displacement rod 17 Remove ball 1 glands 10 amp 11 packings 6 shims 22 and packing retainer 5 Screw throat packing nut 16 out of pump housing 15 Remove packings 6 and glands 10 amp 11 Assembling Pump Lubricate packings displacement rod 17 and inside of sleeve 4 before assembling Install male gland 10 five v packings 6 with the lips facing down and female gland 11 in throat of pump housing 15 See Fig 2 Install packing nut 16 loosely Install the ball guide 21 and ball stop pin 18 into the displacement rod if they were removed Secure the stop pi
15. ll fluid connections securely before each use High pressure fluid can dislodge a loose coupling or allow high pres sure spray to be emitted from the coupling NEVER use a damaged hose Before each use check the en tire hose for cuts leaks abrasion bulging cover or damage or movement of the hose couplings If any of these conditions ex ist replace the hose immediately DO NOT try to recouple high pressure hose or mend it with tape or any other device A re paired hose cannot contain the high pressure fluid FIRE OR EXPLOSION HAZARD Static electricity is created by the flow of fluid through the pump and hose If every part of the spray dispensing equipment is not properly grounded sparking may occur and the system may become hazardous Sparking may also occur when plugging in or unplugging a power supply cord or using a gasoline engine Sparks can ignite fumes from solvents and the fluid being sprayed dust particles and other flammable substances whether you are spraying dispensing indoors or outdoors and can cause a fire or explosion and serious bodily injury and prop erty damage If you experience any static sparking or even a slight shock while using this equipment STOP SPRAYING DISPENSING IMMEDIATELY Check the entire system for proper grounding Do not use the system again until the problem has been identi fied and corrected Grounding To reduce the risk of static sparking ground the pump and all other spray equipme
16. ment will be returned to the original pur chaser 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 DISCLAIMERS AND LIMITATIONS THE TERMS OF THIS WARRANTY CONSTITUTE PURCHASER S SOLE AND EXCLUSIVE REMEDY AND ARE IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND OF ANY NON CONTRACTUAL LIABILITIES INCLUDING PRODUCT LI ABILITIES BASED ON NEGLIGENCE OR STRICT LIABILITY EVERY FORM OF LIABILITY FOR DIRECT SPECIAL OR CON SEQUENTIAL DAMAGES OR LOSS IS EXPRESSLY EXCLUDED AND DENIED IN NO CASE SHALL GRACO S LIABILITY EX CEED THE AMOUNT OF THE PURCHASE PRICE ANY ACTION FOR BREACH OF WARRANTY MUST BE BROUGHT WITHIN TWO 2 YEARS OF THE DATE OF SALE EQUIPMENT NOT COVERED BY GRACO WARRANTY GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR APARTICULAR PURPOSE WITH RESPECT TO ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such as electric mo tor 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 IMPORTANT PHONE NUM
17. n with two cotter pins 19 Install up to six shims 22 on the piston to attain a pack ing stack height of 0 668 0 683 in 17 0 17 3 mm Install the female gland 11 four v packings 6 with the lips facing up male gland 10 and packing retainer 5 on the piston 14 Verify that the packing stack height is correct See Fig 2 Place ball 1 on piston 14 Apply liquid thread sealant to threads of piston 14 and screw piston into displace ment rod 17 Torque to 35 40 ft lb 47 54 N m 6 307431 Install displacement rod 17 and piston 14 up through bottom of pump housing 15 Place ball 2 in intake housing 13 and install o ring 8 retainer 9 and pin 7 in housing Lubricate threads of valve housing 13 and screw valve housing into pump housing 15 Tighten throat packing nut 16 just enough to stop leakage no tighter 1 LIPS OF V PACKINGS MUST FACE DOWN 10 3 19 18 4 mele e 5 LIPS OF 6 ieee 10 v 1 FACE UP 6 NY _ 5 RA rA NJ SSIES TORQUE TO 35 40 ft Ib 47 54 N m PARTS DRAWING Model 215930 Series E TORQUE TO 35 40 ft Ib 47 54 N m PARTS LIST Model 215930 Series E REF NO PARTNO DESCRIPTION QTY 1 101822 BALL sst 5 8 16 mm dia 2 101859 BALL sst 3 4 19 mm dia 3 167668 GASKET PTFE 4 167669 SLEEVE cylinder 5 167672 RETAINER 6 167665 V PACKING PTFE 7 167662 PIN straight 8 165053 O RING PTFE 9 167663 R
18. nt used or located in the spray dispensing area CHECK your local electrical code for detailed grounding instructions for your area and type of equipment BE SURE to ground all of this equipment MOVING PARTS HAZARD In a pneumatic system the piston in the air motor located be hind the air motor plates or shield moves when air is supplied to the motor Moving parts in the motor or any other part of the sys tem can pinch or amputate your fingers or other body parts Therefore NEVER operate the pump with the air motor plates removed KEEP CLEAR of moving parts when starting or oper ating the pump Follow the Pressure Relief Procedure on page 2 before checking or servicing any part of the system to prevent it from starting accidentally HANDLE AND ROUTE HOSES CAREFULLY Do not pull on hoses to move equipment Do not use fluids or solvents which are not compatible with the inner tube and cover of the hose DO NOT expose Graco hose to temperatures above 180 F 82 C or below 40 F 40 C Hose Grounding Continuity Proper hose grounding continuity is essential to maintaining a grounded spray dispense system Check the electrical resis tance of your air and fluid hoses at least once a week If your hose does not have a tag on it which specifies the maximum electrical resistance contact the hose supplier or manufacturer for the maximum resistance limits Use a resistance meter in the appropriate range for your hose to check the resis
19. s equipment the buyer and the user should determine all facts relating to the components used including any of the potential hazards involved Particular inquiry and investigation should be made into potential dangers relating to toxic fumes fires explosions reaction times and exposure of human beings to the individual components or their resultant mixtures Graco assumes no responsibility for loss damage expense or claims for bodily injury or property damage direct or consequen tial arising from the use of such chemical components GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 COPYRIGHT 1980 GRACO INC Instruction Manual Parts List Changes This page contains a summary of changes or additions that do not appear in the contents of the manual Models 221 074 and 221 026 are obsoleted per ECO V0411 On Model 215 930 Part No 167 669 Sleeve Ref No 4 is replaced by Part No 178 896 Sleeve per ECO V1616 Part No 167 670 Displacement Rod Ref No 17 is replaced by Part No 178 895 Displacement Rod per ECO V1618 Model 918 417 Series A Pump is added to the manual per ECOs V6073 and Z001124 Model 918 417 contains the same parts as Model 215 930 including the changes above with the following exceptions Ref No 6 Part No 167 665 V Packing Change quantity to 10 Ref No 10 is Part No 167 667 Male Gland quantity 2 Ref No 11 is Part No 167 664 Female Gland quantity 2 Ref No 13 is Part No 617 582 Intake Housin
20. sk of fluid injection when the tip is not installed Check diffuser operation regularly Follow the Pressure Relief Procedure below then remove the spray tip Aim the gun into a metal pail holding the gun firmly to the pail Using the lowest possible pressure trigger the gun If the fluid emitted is not diffused into an irregular stream replace the diffuser immediately Trigger Guard if applicable Always have the trigger guard in place on the gun when spray ing to reduce the risk of accidentally triggering the gun if it is dropped or bumped Pressure Relief Procedure To reduce the risk of serious bodily injury including fluid injec tion splashing fluid or solvent in the eyes or on the skin or injury from moving parts or electric shock always follow this proce dure whenever you shut off the pump when checking or servic ing any part of the spray dispense system when installing cleaning or changing spray tips or nozzles and whenever you stop spraying dispensing 1 Engage the gun dispensing valve safety latch 2 Shut off the power to the pump 3 Disengage the gun dispensing valve safety latch Hold a metal part of the gun dispensing valve firmly to the side of a grounded metal pail and trigger to relieve pressure 4 Engage the gun dispensing valve safety latch 5 Open the pump drain valve required in your system hav ing a container ready to catch the drainage Leave the valve open until you are ready to spray di
21. spense again If you suspect that the spray tip nozzle or hose is completely clogged or that pressure has not been fully relieved after follow ing the steps above VERY SLOWLY loosen the tip guard retain ing nut or hose end coupling to relieve pressure gradually then loosen completely Now clear the tip or hose System Pressure Displacement pump Models 221 026 and 221 074 have a 3000 psi 210 bar MAXIMUM WORKING PRESSURE Dis placement pump Model 215 930 has a 2000 psi 140 bar MAXIMUM WORKING PRESSURE NEVER exceed the stated maximum working pressure of the pump or of the lowest rated component in your system Be sure that any components or accessories added to the sys tem are rated to withstand this pressure Fluid Compatibi BE SURE that all fluids and solvents used are chemically com patible with the wetted parts shown in the TECHNICAL DATA section on page 11 Always read the fluid and solvent manufac turer s literature before using them in your system HOSE SAFETY High pressure fluid in the hoses can be very dangerous If the hose develops a leak split or rupture due to any kind of wear damage or misuse the high pressure spray emitted from it can cause a fluid injection injury or other serious bodily injury or property damage ALL FLUID HOSES MUST HAVE SPRING GUARDS ON BOTH ENDS The spring guards help protect the hose from kinks or bends at or close to the coupling which can result in hose rupture TIGHTEN a
22. tance If the resistance exceeds the recommended limits replace it immedi ately An ungrounded or poorly grounded hose can make your system hazardous Also read FIRE OR EXPLOSION HAZ ARD 1 Pump connect a ground wire and clamp to a true earth ground as instructed in your separate pump manual 2 Air amp Fluid hoses use only grounded hoses See Hose Grounding Continuity 3 Spray gun or dispensing valve obtain grounding through connection to a properly grounded fluid hose and pump 4 Object being sprayed according to local code 5 Fluid supply container according to local code 6 All solvent pails used when flushing according to local code Use only metal pails which are conductive Do not place the pail on a non conductive surface such as paper or cardboard which interrupts the grounding continuity 7 To maintain grounding continuity when flushing or relieving pressure always hold a metal part of the gun firmly to the side of a grounded metal pail then trigger the gun dispens ing valve Flushing Safety To reduce the risk of fluid injection injury static sparking or splashing follow the Pressure Relief Procedure on page 2 and remove the spray tip spray guns only before flushing Hold a metal part of the gun firmly to the side of a grounded metal pail and use the lowest possible fluid pressure during flushing IMPORTANT United States Government safety standards have been adopted under the Occupational Saf
23. tool box spare parts Keep on hand to re Su duce down time Repair Kit 218701 For Displacement Pump 221026 Must be ordered separately 11 Consists of 10 Ref No Qty 1 1 0 TORQUE TO 35 40 ft lb 9 1 47 54 N m 10 4 11 3 A 12 4 13 23 5 HOW TO ORDER PARTS 1 To be sure you receive the correct replacement parts kit or accessories always give all the information re quested in the chart below Check the parts list to identify the correct part number do not use the ref no when ordering 3 Order all parts from your nearest Graco distributor 21 TORQUE TO 101 136 QTY PART DESCRIPTION 75 100 ft lb Nm N N WM he di 307431 5 SERVICE Service for 215930 Series E Displacement Pump WARNING To reduce the risk of serious injury including fluid in jection splashing in the eyes or on the skin or injury from moving parts ALWAYS follow the Pressure Relief Procedure on page 2 before checking or re pairing any part of the pump or system NOTES 1 Repair Kit 218559 is available Use all the new parts in the kit for the best results Kit parts are indicated by a reference number followed by an asterisk for x ample 1 2 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 3 Clean parts with a compatible solvent Inspect for wear or damage and rep
24. x ample 1 2 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 3 Clean parts with a compatible solvent Inspect for wear or damage and replace parts as needed Disassembling Pump Unscrew intake valve housing 13 from pump housing 15 Remove pin 7 ball 2 ball guide 12 retainer 9 and o ring 8 See Fig 3 If seat in valve housing 13 is chipped or worn replace housing Loosen throat packing nut 16 push displacement rod 17 down grasp piston 14 and pull piston and dis placement rod out through bottom of pump housing Scoring or irregular surfaces on the displacement rod 17 or polished inner wall of the sleeve 4 cause prema ture packing wear and leaking Check these parts by rub bing a finger on the surface and by holding the parts up to the light at a slight angle If the sleeve cannot be removed easily to replace it contact Graco Technical Assistance see back page When replacing the sleeve be sure to replace the gasket 3 Screw piston 14 out of displacement rod 17 Remove ball 1 glands 10 amp 11 packings 6 shims 18 and packing retainer 5 Screw throat packing nut 16 out of pump housing 15 Remove packings 6 and glands 10 amp 11 Assembling Pump Lubricate packings displacement rod and inside of sleeve 4 before assembling Install male gl
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