Graco 308608K User's Manual
Contents
1. state and national guidelines Always wear protective eyewear gloves clothing and respirator as recommended by the fluid and solvent manufacturer 308608K 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 Refer to Grounding on page 7 If there is any static sparking or you feel an electric shock while using this equipment stop dispensing 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 dispensed Do not smoke in the dispensing area MOVING PARTS HAZARD Moving parts can pinch or amputate your fingers e Keep clear of all moving parts when starting or operating the pump e Before servicing the equipment follow the Pressure Relief Procedure on page 8 to prevent the equipment from starting unexpectedly 4 308608K Installation The typical installation shown in Fig 1 is only a guide for selecting and installing a pump it is not an actual A CAUTION system design Contact your Graco representative or your Graco distributor for assistance in designing a system to suit your needs Always mount the pump firmly to a bracket or a tank cover Never operate the pump while it is not mounted Such use could damage the pump and fit2. Carefully lower the cylinder 30 straight down onto the piston assembly 27 Tighten the eight screws 3 holding the cylinder to the base 28 CAUTION To avoid damaging the cylinder wall lower the cylinder straight down onto the piston Never tilt the cylinder as it is being lowered 15 Grip the trip rod 31 with padded pliers screw the lift ring 24 onto the trip rod push the lift ring down and screw it into the top of the cylinder 16 17 18 19 20 21 22 23 Install the u cup packing 107T with the lips up and place the piston washer 113 on the piston valve seat 109 Make sure the lips of the u cup packing face up See Fig 3 Place the piston ball 103 in the piston rod 29 Clean the threads of the piston valve seat Apply Loctite to the threads 109 and thread the assembly from Step 16 onto the piston rod 29 Clamp the flats of the piston valve seat 109 ina vice and torque the piston rod 29 to the piston valve seat to 40 to 60 ft lb 54 to 81 N m Clamp the air motor base 28 in a vise horizontally by closing the vice jaws on the flange Use a strap wrench to screw the displacement pump cylinder 110 to the air motor base 28 and torque to 95 to 105 ft lb 129 to 142 N m Before remounting the pump connect an air hose and run the air motor slowly starting with just enough air pressure to make the air motor run and make sure that it operates smo
3. 411 2 o ring 105 t retainer 112 and ball 104 05617 Fig 5 aaas 3 Inspect the parts for wear or damage If the ball is t Included in Pump Repair Kit 238225 which may nicked replace it Reassemble using grease on be purchased separately The Parts List on page the male threads 15 includes all parts in kit 14 308608K Displacement Pump Parts Drawing and List Model 238108 Series D Air motor not listed or shown here See pages 16 and 17 Ref No 10T 103 104 105t 107T 108T Part No 113345 101190 101178 113347 113346 112349 Description Qty SEAL u cup shown on page 16 1 BALL piston metallic BALL sst PACKING o ring PACKING u cup PACKING o ring oe Cee Cee Cee Ref No 109 110 111 112 113 Part No 194016 190922 190926 190928 190924 Description PISTON CYLINDER pump VALVE HOUSING RETAINER ball WASHER piston t Included in Pump Repair Kit 238225 which may be purchased separately AN Torque to 40 to 60 ft lb 54 to 81 N m A Torque to 95 to 105 ft lb 129 to 142 N m A Lips face up 308608K Qty 15 oo Cr Con Gee a Air Motor Parts Drawing 27 See Displacement Pump Parts Drawing and List on page 15 06 GM GG O peet 06032 A Torque to 30 to 40 ft lb 41 to 54 N m A Lips must face down 16 308608K Ref Part No 101578 102656 116343 113345 156698 158359 158360 158362 158364 158367 158377 158378
4. above 82 C 180 F or below 40 C 40 F Do not lift pressurized equipment Comply with all applicable local state and national fire electrical and safety regulations 2 308608K A WARNING SKIN INJECTION HAZARD Fluid from the dispensing valve 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 may look like just a cut but it is a serious injury Get immediate surgical treatment Do not point the dispensing valve at anyone or at any part of the body Do not put your hand or fingers over the end of the dispensing valve Do not stop or deflect leaks with your hand body glove or rag Use only extensions and no drip tips which are designed for use with your dispensing valve Tighten all fluid connections before operating the equipment Check the hoses tubes and couplings daily Replace worn or damaged parts immediately Do not repair high pressure couplings you must replace the entire hose HAZARDOUS FLUIDS Improper handling of hazardous fluids or inhaling toxic fumes can cause extremely serious injury even death due to splashing in the eyes ingestion or bodily contamination 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
5. an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale Graco makes no warranty and disclaims all implied warranties of merchantability and fitness for a particular purpose 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 provi
6. damaged air motor gas ket packing seal etc Service air motor Erratic pump operation Exhausted fluid supply Refill and reprime or flush Held open or worn intake valve or piston packings Clear service Pump operates but output low on up stroke Held open or worn piston packings Clear service Pump operates but output low on down stroke Held open or worn intake valve Clear service Pump operates but output low on both strokes Inadequate air supply pressure or restricted air lines Increase air supply clear Closed or clogged valves Open clear Fluid is coming out of the muffler Worn or damaged throat seal Service Follow the Pressure Relief Procedure on page 8 and disconnect the fluid line If the pump starts when the air is turned on again the line hose valve etc is clogged 308608K Air Motor and Throat Service Before You Start e Be sure you have all necessary parts on hand Air Motor Repair Kit 207385 includes repair parts for the motor Use all the parts in the kit for the best results Parts included in the kit are marked with one asterisk for example 19 in the text and drawings See the Parts List on page17 e Two accessory tools should be used Padded Pliers 207579 are used to grip the trip rod without damaging its surface and a 0 125 in 3 18 mm Gauge 171818 is used to assure the proper clearance between the poppets and
7. 158379 160261 160618 160623 Air Motor Parts List Description SCREW cap hex hd MUFFLER air exhaust SCREW ground SEAL u cup PACKING o ring ACTUATOR air valve YOKE trip rod PIN toggle PIN pivot GROMMET inlet valve PACKING ring seal PACKING o ring PACKING o ring NUT valve WIRE lock ARM toggle Qty NNA DNN a D Ref No 24 25 26 27 Part No 190929 167585 170709 207391 102975 158361 190927 193799 15E954 207150 236079 119344 290259 190930 Description RING lift SPRING helical compression POPPET exhaust valve PISTON includes items 27a to 27c Qty Php also includes 207385 repair kit when ordered as a replacement part SCREW rd hd mach 6 32 x 1 4 CLIP Spring BARE PISTON not sold separately BASE air motor ROD piston CYLINDER air motor ROD trip POPPET inlet valve LABEL designation LABEL warning BEARING throat t Included in Pump Repair Kit 238225 which may be purchased separately Included in Air Motor Repair Kit 207385 which may be purchased separately A Extra warning labels are available at no cost 308608K ae a 9 ND 17 Dimensions MODEL 238108 Pump Series D 3 4 in npt fluid outlet muffler port Note For sealed tank mounting use gasket 192658 Mounting Hole Layout 3 0 in 76 2 mm diameter clearance hole Four 1 4 20
8. Install the accessories in the order shown in Fig 1 A WARNING Four accessories are required in your system an air shut off valve air bleed device fluid drain valve thermal relief kit and ground wire These accesso ries help reduce the risk of serious bodily injury including fluid injection splashing in the eyes or on the skin injury from moving parts if you are adjust ing or repairing the pump and explosion from static sparking The air bleed device relieves air trapped between it and the air motor after the air supply is shut off Trapped air can cause the air motor to cycle unex pectedly causing serious bodily injury if you are adjusting or repairing the pump Use either a bleed type master air valve A or a quick discon nect coupler M and fitting L Install near the pump air inlet within easy reach of the pump The fluid drain valve H assists in relieving fluid pressure in the displacement pump hoses and dispensing valve Triggering the valve to relieve pressure may not be sufficient The thermal relief kit assists in relieving pressure in the pump hose and dispensing valve due to heat expansion The ground wire reduces the risk of static sparking 6 308608K 1 Screw the muffler 5 into the 3 4 in npt muffler port and tighten it using a wrench on the flats of the muffler near the male threads 2 Install an air line lubricator N for automatic air motor lubrication 3 Install the air
9. Instructions Parts List GRACO 6 1 Fire Ball 425 Pump soss08K For pumping non corrosive and non abrasive oils and lubricants only Model 238108 Series D 1100 psi 7 6MPa 76 bar Maximum Working Pressure 180 psi 1 2 MPa 12 bar Maximum Air Input Pressure Important Safety instructions Read all warnings and instructions in this manual Save these instructions k l q Ce an WEES MCL ma MIKE ny ke 4 06031 PROVEN QUALITY LEADING TECHNOLOGY GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 1995 Graco Inc is registered to I S EN ISO 9001 Table of Contents Warnings ote eI EEIE dtd neta 2 Installation eare a ees 5 Operations a a a ea RY Rel Deke Leta 8 Troubleshooting 0 c eee eee eee 9 Air Motor and Throat Service 10 Displacement Pump Service 14 Displacement Pump Parts Drawing and List 15 Air Motor Parts Drawing 2 000 eee eee 16 Air Motor Parts List 0 2 0 0 eee eee eee 17 Mounting Hole Layout 0 eee 18 Dimensions 02 cc ccc eee eee eee 18 Technical Data 0 cece eens 18 Performance Charts 0 cece cece eens 19 Warranty cc esncei isi ei dati ed doe wtih wee ats 20 Symbols Warning Symbol A WARNING This symbol alerts you to the possibility of serious injury or death if you do not follow the instructions C
10. UNC 2B tapped depth 1 25 in 31 7 mm on 4 25 in 108 mm diameter bolt circle Four 0 406 in 10 3 mm diameter holes on 7 in 177 8 mm diameter bolt circle 203 2 mm diameter of flange Technical Data Maximum working pressure Fluid pressure ratio Air operating range Air consumption 2 00 E EEEE E 1100 psi 76 bar 7 6 MPa sce hate E E E E E EES 6 1 40 to 180 psi 3 to 12 bar 0 3 to 1 2 MPa E Aa 7 ft3 min per gallon pumped 0 051 m3 min per liter pumped at 100 psi 7 bar 0 7 MPa Pump cycles per gallon liter 0 0 c cece eee eee 14 5 3 8 Maximum recommended pump speed 78 cycles min 6 gpm 23 liter min Recommended speed for optimum pump life 15 to 25 cycles per min Piston Seals iiu hecee eed sd fee de how 2h polyurethane with nitrile spreader Rod Se al is as c ear acon ig ees EKEN EEEREN AA polyurethane with nitrile spreader Wetted parts 000 cece eee aluminum steel polyurethane nitrile Approximate weight 0 c cece eee 35 Ib 21 kg Sound pressure level 000 cece eee ees 79 5 dB A Sound pressure measured at 30 cycles per minute at 100 psi 7 bar 0 7 MPa air inlet pressure per ISO Standard 3744 Loctite is a registered trademark of the Loctite Corporation 308608K To find Fluid Outlet Pressure psi bar at a specific fluid flow gom lpm and operating air p
11. aution Symbol A CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury This equipment is for professional use only Read all instruction manuals tags and labels before operating the equipment Use the equipment only for its intended purpose If you are not sure call your Graco distributor Do not alter or modify this equipment Check equipment daily Repair or replace worn or damaged parts immediately Do not exceed the maximum working pressure stated on the equipment or in the Technical Data for your equipment Do not exceed the maximum working pressure of the lowest rated compo nent in your system Use fluids and solvents which are compatible with the equipment wetted parts Refer to the Technical Data section of all equipment manuals Read the fluid and solvent manufacturer s warnings Do not use 1 1 1 trichloroethane methylene chloride other halogenated hydrocarbon solvents or fluids containing such solvents in pressurized aluminum equipment Such use could result in a chemical reaction with the possibility of explosion Handle hoses carefully Do not pull on hoses to move equipment Route hoses away from traffic areas sharp edges moving parts and hot surfaces Do not expose Graco hoses to temperatures
12. de 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 Phone Number TO PLACE AN ORDER contact your Graco distributor or call this number to identify the distributor closest to you 1 800 533 9655 Toll Free 612 623 6928 612 378 3590 Fax All written and visual data contained in this document reflects the latest product information available at the time of publication Graco reserves the right to make changes at any time without notice This manual contains English MM 308608 Graco Headquarters Minneapolis International Offices Belgi
13. er as it is being removed 107T Dts T1076 Fig 3 06033 t Included in Pump Repair Kit 238225 which may be purchased separately 10 11 12 13 14 em Th M in Fig 4 up or down Air Motor and Throat Service Pull the piston assembly from the air motor base 28 and set it aside Remove the throat bearing 36 with a 2 in socket remove the u cup seal 10T and wipe the seat clean with a cloth Remove the piston base from the vise and set it upright on the workbench Inspect the air motor for damaged or worn inlet valve grommets 17 o rings 19 20 valve nuts 21 lock wires 22 exhaust valve poppets 26 or inlet valve poppets 32 If any of these parts need to be replaced continue with steps 14 to 20 Otherwise see Reassembly on page 12 Use a screwdriver to push down on the trip rod yoke 13 and snap the toggles down See Fig 4 A WARNING MOVING PARTS HAZARD To reduce the risk of pinching or amputating your fingers keep your fingers clear of the toggle assemblies when you are snapping the toggles 15 16 17 18 19 20 In this step while you are prying with the screw driver with one hand cover the toggle assemblies with your other hand so as to catch the spring loaded toggle assemblies when they snap out of the lugs Place the tip of a scr
14. ewdriver into the piston between the piston lugs L below the pivot pins 16 on the toggles pry up with the screw driver handle to compress the springs on the toggle assembly M up and away from the piston lugs and remove the parts See Fig 4 Straighten the lockwires 22 and remove them from the valve nuts 21 Screw the top nuts off Remove the trip rod yoke 13 actuator 12 and trip rod 31 Unscrew the bottom nuts 21 and remove the poppets Make sure the valve bar spring clips 14 are not worn or damaged and that they properly guide the actuator 12 Remove the exhaust valve poppets 26 by cutting them with a side cutter then pull them out of the actuator 12 Clean all the parts carefully in a compatible solvent and inspect them for wear or damage Use all the repair kit parts during reassembly and replace other parts as necessary Check the surfaces of the piston piston rod and cylinder wall for scratches or wear A scored rod will cause premature packing wear and leaking Lubricate all parts with a light waterproof grease 308608K 11 Air Motor and Throat Service 15 31 15 Cut off tops 23 of poppets as M Be 22 indicated by 1B tra 21 31 13 dotted lines ANTAD 4 N Se Nice se Tu
15. high speed possibly damaging itself and it may get very hot Operation If the pump will be unattended for any period of time if there is an air supply interruption or to shut off the system at the end of the work shift always relieve the pressure 7 Read and follow the instructions supplied with 8 each component in your system A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the 9 Check periodically to ensure that the pump s Pressure Relief Procedure on page 8 mounting is secure Troubleshooting NOTE Check all other possible problems and solu tions before disassembling the pump A WARNING SKIN INJECTION HAZARD To reduce the risk of serious bodily injury including fluid injection or splash ing in the eyes or on the skin always follow the Pressure Relief Procedure on page 8 whenever you shut off the pump when checking or servicing any part of the system when installing or changing dispensing devices and whenever you stop dispensing Problem Cause Solution Pump fails to operate Inadequate air supply pressure or restricted air lines Increase air supply clear Closed or clogged dispensing valve Open clear Clogged fluid lines hoses valves etc Clear Damaged air motor Service air motor Exhausted fluid supply Refill and reprime or flush Continuous air exhaust Worn or
16. inlet air pressure B Se Cc wr 2 4 6 8 7 57 15 14 22 71 30 28 Fluid Flow gpm Ipm 308608K 19 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 or 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
17. ins and snap the pivot pin 16 ends of the toggle assembly into the lugs L 308608K create 0 125 in 3 18 mm of clearance between the inlet valve poppets 32 and the piston seat when the inlet valve is open See the Cutaway View Fig 4 NOTE Adjust the distance between the inlet valve poppets and the piston seat by turning the top valve nuts 21 Tighten the bottom valve nuts 21 securely by hand Align the holes in the valve nuts 21 and the slots on the tops of the inlet valve poppets 32 and drop the lock wires 22 through the holes in the valve nuts and into the slots in the inlet valve poppets Pull the lock wires down tightly and bend the ends with pliers so that they cannot be pulled back out of the holes CAUTION Never re use the old lock wires They will get brittle and break easily from too much bending 10 Grease and install the new o rings 19 and 20 on the piston assembly 27 and in the groove in the air motor base 28 11 Clamp the air motor base 28 in a vise horizontally by closing the vice jaws on the flange 12 13 14 Air Motor and Throat Service Grease and reinstall the u cup seal 10t thread the throat bearing 36 into the air motor base 28 and torque the throat bearing to 30 to 40 ft lb 41 to 54 N m using a 2 in socket Slide the piston rod 29 down through the pack ing and lower the piston assembly 27 into the air motor base 28
18. ir and Fluid hoses Use only electrically conduc tive hoses 3 Air compressor Follow manufacturer s recom mendations 4 Fluid supply container Follow the local code 5 To maintain grounding continuity when flushing or relieving pressure always hold a metal part of the valve firmly to the side of a grounded metal pail then trigger the valve To ground the pump remove the ground screw Z and insert through the eye of the ring terminal at end of the ground wire Y Fasten the ground screw back onto the pump and tighten securely Connect the other end of the ground wire to a true earth ground See Fig 2 To order a ground wire and clamp order Part No 222011 Fig 2 T1052 308608K 7 Operation Pressure Relief Procedure A WARNING SKIN INJECTION HAZARD To reduce the risk of serious bodily injury including fluid injection or splash ing in the eyes or on the skin always follow this procedure whenever you shut off the pump when checking or servicing any part of the system when installing or changing dispensing devices and whenever you stop dispensing 1 Close the bleed type master air valve required in your system 2 Hold a metal part of the dispensing valve firmly to a grounded metal waste container and trigger the valve to relieve the fluid pressure or open the drain valve H If you suspect that the dispensing valve or hose is completely clogged or that pressure has not been fully
19. othly Reconnect the ground wire before regular opera tion of the pump 308608K 13 Displacement Pump Service Disassembly Displacement Pump See Fig 5 NOTE Displacement Pump Repair Kit 238225 NOTE Clean and inspect all parts for wear or damage includes repair parts for the pump throat and as you disassemble them Replace parts as piston Use all the parts in the kit for the best needed For best results always replace all results Parts included in the kit are marked the o rings and packings when you disassem with a dagger for example 7T in the text and ble the pump drawings See the Parts List on page 15 Relieve the pressure 1 Flush the pump 2 Follow steps 1 to 7 of Disassembly on page 10 3 Carefully inspect the smooth inner surface of the A WARN l NG cylinder 110 for scoring or irregular surfaces Such damage causes premature seal wear and To reduce the risk of serious injury whenever you leaking Replace the cylinder as needed are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 Reassembly Do steps 16 through 23 in Air Motor and Throat Service on page 13 2 Relieve the pressure 3 Disconnect the hoses remove the pump from its mounting and clamp the air motor base 28 in a vise horizontally by closing the vice jaws on the flange 112 c Intake Valve See Fig 5 1 Relieve the pressure 104 105 7 2 Unscrew the valve housing 111 Remove the
20. oupler M to the male fitting L 2 Open the dispensing valve J into a grounded metal waste container making firm metal to metal contact between the container and valve 3 Open the pump air regulator C slowly just until the pump is running When the pump is primed and all air has been pushed out of the lines close the dispensing valve NOTE When the pump is primed and with sufficient air supplied the pump starts when the dis pensing valve is opened and shuts off when it is closed 4 If your system is equipped with a runaway valve D in Fig 1 set it for your system configuration See manual 308201 for instructions on setting the pump runaway valve 5 Adjust the air regulator until you get sufficient flow from the dispensing valve Always run the pump at the lowest speed necessary to get the desired results Do not exceed the maximum working pressure of any component in the system 6 If your pump accelerates quickly or is running too fast stop it immediately and check the fluid supply If the supply container is empty and air has been pumped into the lines prime the pump and lines with fluid or flush it and leave it filled with a com patible solvent Be sure to eliminate all air from the fluid lines If your system has a runaway valve reset it according to the instructions in manual 308201 CAUTION Never allow the pump to run dry of the fluid being pumped A dry pump will quickly accelerate to a
21. regulator C to control pump speed and pressure 4 Install an air line filter B to remove harmful dirt and contaminants from your compressed air supply 5 Install a bleed type master air valve A to isolate the accessories for servicing See Fig 1 To order a bleed type master air valve order Part No 107142 As an alternative to a bleed type master air valve you can install an air line quick disconnect coupler M and fitting L to serve as an air bleed device See Detail Ain Fig 1 6 Install a drain valve H near the pump fluid outlet to relieve fluid pressure in the hoses and gun when opened To order a fluid drain valve order Part No 210658 7 Install a thermal relief kit K on the dispensing valve side of the pump To order a 1600 psi 110 bar 11 MPa thermal relief kit order Part No 240429 8 Install a suitable fluid hose P and dispensing valve J Cover Mount For cover mounting see the Mounting Hole Layout on page 18 Wall Mount The pump shown in Fig 1 is wall mounted To order the wall mounting bracket order Part No 238245 Installation Grounding Proper grounding is an essential part of maintaining a safe system To reduce the risk of static sparking ground the pump Check your local electrical code for detailed grounding instructions for your area and type of equipment Be sure to ground this equipment 1 Pump Use a ground wire and clamp as shown in Fig 2 2 A
22. relieved after following the steps above very slowly loosen the hose end coupling and relieve pressure gradually then loosen completely then clear the valve or hose Startup and Adjustment A WARNING COMPONENT RUPTURE HAZARD GHO Mem The maximum working pressure of each component in the system may not be the same To reduce the risk of overpres surizing any component in the system be sure you know the maximum working pressure of each component including the air motor and pump Never exceed the maximum working pressure of the lowest rated component in the system Over pressurizing any component can result in rupture fire explosion property damage and serious injury To determine the fluid output pressure using the air regulator reading multiply the ratio of the pump by the air pressure shown on the regulator gauge For example 6 1 ratio x 180 psi air 1080 psi fluid output 6 1 ratio x 7 bar air 42 bar fluid output 6 1 ratio x 0 7 MPa air 4 2 MPa fluid output Limit the air to the pump so that no air line or fluid line component or accessory is overpressurized 8 308608K A WARNING HAZARDOUS VAPORS The air motor exhaust coming out of the IA muffler could contain harmful materials such as oil antifreeze or some of the material being pumped 1 With the air regulator C closed open the bleed type master air valves A or if so equipped join the quick disconnect c
23. ressure psi bar Performance Charts 1 Locate desired fluid flow along bottom of chart 2 Follow vertical line up to point of intersection with selected fluid outlet pressure curve 2 Align point on curve with vertical scale on left side of chart to read fluid outlet pressure Outlet Pressure psi bar To find Pump Air Consumption scfm or m3 min at a specific fluid flow gom lpm and operating air pressure bar psi 900 62 1 800 55 2 700 48 3 600 41 4 500 34 5 400 27 6 300 20 7 200 13 8 100 6 90 Test Conditions Pump tested with AW 32 oil at 75 F 24 C Fluid Outlet Pressure A 150 psi 10 3 bar inlet air pressure B 100 psi 6 9 bar inlet air pressure C 70 psi 4 8 bar inlet air pressure D 40 psi 2 8 bar inlet air pressure 7 57 4 15 14 Fluid Flow gpm Ipm 1 Locate desired fluid flow along bottom of chart 2 Follow vertical line up to point of intersection with selected air consumption curve 2 Align point on curve with vertical scale on left side of chart to read air consumption Inlet Air Flow scfm n min 6 22 71 30 28 Test Conditions Pump tested with AW 32 oil at 75 F 24 C Inlet Air Consumption A 150 psi 10 3 bar inlet air pressure B 100 psi 6 9 bar inlet air pressure L C 70 psi 4 8 bar inlet air pressure D 40 psi 2 8 bar
24. rn K IN RAE 12 2 21 lock j TS R CIT e j tp wires L L ES Ge a A 177 up A A e gor HL 21 EF ve FTI al ye A S eds L _ 0 125 j 27 3 18 mm CG 28 32 14 26 21 er Cutaway View ee Fig 4 Reassembly 1 Place the piston rod 29 flats in the vice with the 7 Measuring with the gauge Part No 171818 12 air motor up Pull the exhaust valve poppets 26 into the valve actuator 12 and clip off the top parts of the poppets shown with dotted lines in the Cutaway View in Fig 4 Install the grommets 17 in the actuator 12 place the inlet valve poppets 32 in the piston and thread the bottom valve nuts 21 onto the inlet valve poppets until there are a few threads left before the threads run out NOTE If you thread the valve nuts too far down onto the poppets they will run off of the threaded part of the poppets Grease heavily and place the trip rod 31 in the piston place the actuator 12 in the yoke 13 and place the well greased actuator yoke assem bly in the piston with the trip rod going through the center holes of the actuator and yoke and the inlet valve poppets 32 going through the grommets 17 Thread the top valve nuts 21 onto the inlet valve poppets 32 until one thread of the inlet valve poppets is exposed above the valve nuts Install the toggle pins 15 in the yoke 13 place the toggle arm 23 ends of the toggle assembly M onto the toggle p
25. seat of the piston Disassembly 1 Flush 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 2 Relieve the pressure 3 Disconnect the hoses remove the pump from its mounting and clamp the air motor base 28 ina vise horizontally by closing the vice jaws on the flange 4 Use a strap wrench on the displacement pump cylinder 110 to screw it out of the air motor base 28 See Fig 3 5 Remove the piston valve seat 109 from the rod 29 with wrenches or with the vice and a wrench 6 Remove the piston ball 103 u cup packing 107T and piston washer 113 7 Remove the air motor base from the vice and place the piston rod 29 flats in the vice with the air motor up 8 Loosen the lift ring 24 Pull up the lift ring grip the trip rod 31 with the padded pliers and screw the lift ring off of the rod CAUTION Do not damage the plated surface of the trip rod 31 Damaging the surface of the trip rod can result in erratic air motor operation Use the special padded pliers 207579 to grasp the rod 10 308608K 9 Remove the eight screws 3 holding the cylinder 30 to the base 28 Carefully pull the cylinder straight up off of the piston assembly 27 CAUTION To avoid damaging the cylinder wall lift the cylinder straight up off of the piston Never tilt the cylind
26. tings FED Q ee DETAIL A SY T10890 A S For Portable Applications KEY A Bleed type master air valve required Dispensing valve model 222411 shown B Airline filter Thermal relief kit required Part No 240429 C Air regulator and gauge Male quick disconnect fitting D Pump runaway valve shown for Female quick disconnect coupler position not needed if you use Air line lubricator N lt HAONDODVUZSErFACQ a low level cut off valve Fluid hose E Air inlet Electrically conductive air hose 218093 shown F Ball valve for releasing collected moisture Fluid inlet G Pump Wall mounting bracket H Drain valve required Ground wire required Muffler 05610 Fig 1 308608K 5 Installation System Accessories CAUTION Do not hang the air accessories directly on the air inlet E The fittings are not strong enough to support the accessories and may cause one or more to break Provide a bracket on which to mount the accessories NOTE
27. um Korea China Japan GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 308608 10 1995 Revised 03 2007 20 308608K
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