Graco 307745G User's Manual
Contents
1. Instructions Parts List 55 GALLON SUPPLY PUMPS 3 1 President 4 1 President and 2 1 Monark 307745G With drum cover and agitator Model 220575 Series B with 3 1 Ratio President Pump 500 psi 3 5 MPa 35 bar MAXIMUM FLUID WORKING PRESSURE x Model 230992 Series C with 4 1 Ratio President Pump 400 psi 2 8 MPa 28 bar MAXIMUM FLUID WORKING PRESSURE Model 230993 Series C with 2 1 Ratio Monark Pump 200 psi 1 4 MPa 14 0 bar MAXIMUM FLUID WORKING PRESSURE Read warnings and instructions See page 2 for table of contents Model 230992 Shown 04281A PROVEN QUALITY LEADING TECHNOLOGY GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 1985 Graco Inc is registered to I S EN ISO 9001 Table of Contents WAIMINGS A iesnas a EERE EEAS IEEE A alee 2 Adjusting the Unit nuaa 8 Setup Starting and Adjusting the Pump 8 GIOUNGING saseda iee weve SA 5 Shutdown and Care of the Pump 9 Positioning the Unit 0 005 5 Parts Drawing 2 cee eee eee 10 System Accessories 0 0c e eee eee 5 Parts List io Sie cate na na Gia Oh dae ae aS 11 Connecting the Unit and Accessories 6 Technical Data 00 00 cece eee eee 15 Operation Warranty i322 teeust Saciog Sa nE ETEA EE Gl dint ence ate 16 Pressure Relief Procedure 7 Graco Information 0 cece eee ees 16 Flushi2. 1 1 2 npt f 1 in npt f 1 2 npt f 110 Ib 50 kg 180 F 82 C 73 6 dB A 40psi 0 3 MPa 2 8 bar 78 3 dB A 70 psi 0 5 MPa 4 8 bar 80 9 dB A 100 psi 0 7 MPa 7 bar 87 4 dB A 40 psi 0 3 MPa 2 8 bar 92 1 dB A 70 psi 0 5 MPa 4 8 bar 94 6 dB A 100 psi 0 7 MPa 7 bar Chrome Plated Stainless Steel Ultra High Molecular Weight Polyethylene Leather PTFE Tested in accordance with ISO 9614 2 Model 230992 4 1 400 psi 2 8 MPa 28 bar 100 psi 0 7 MPa 7 bar 8 8 gpm 80 4 liters min 1 1 2 npt f 1 in npt f 3 8 npt f 110 Ib 50 kg 180 F 82 C 73 6 dB A 40 psi 0 3 MPa 2 8 bar 78 3 dB A 70 psi 0 5 MPa 4 8 bar 80 9 dB A 100 psi 0 7 MPa 7 bar 87 4 dB A 40 psi 0 3 MPa 2 8 bar 92 1 dB A 70 psi 0 5 MPa 4 8 bar 94 6 dB A 100 psi 0 7 MPa 7 bar Model 230993 2 1 200 psi 1 4 MPa 14 bar 100 psi 0 7 MPa 7 bar 11 5 5 gpm 21 liters min 1 1 2 npt f 1 in npt f 3 8 npsm f 110 Ib 50 kg 180 F 82 C 73 3 dB A 40 psi 0 3 MPa 2 8 bar 75 9 dB A 70 psi 0 5 MPa 4 8 bar 77 7 dB A 100 psi 0 7 MPa 7 bar 87 0 dB A 40 psi 0 28 MPa 2 8 bar 89 7 dB A 70 psi 0 5 MPa 4 8 bar 91 4 dB A 100 psi 0 7 MPa 7 bar Supply and Return Tubes Nickel plated carbon steel Air Motor Base Aluminum Displacement Pump Refer to manual 307983 307745 15 Graco Standard Warranty Graco wa
3. never increase the pressure so much that you exceed the maximum working pressure of any component in the system 7 As you start to spray adjust the air and fluid pressures to the gun to obtain the best results CAUTION Do not allow the pump to run dry It will quickly accelerate to a high speed causing damage If your pump is running too fast stop it immediately and check the fluid supply If the container is empty and air has been pumped into the lines refill the container and prime the pump and the lines or flush and leave it filled with a compatible solvent Eliminate all air from the fluid system A WARNING COMPONENT RUPTURE HAZARD A Mem TO reduce the risk of overpressurizing ai tug your system which could cause compo nent rupture and serious injury never exceed the specified Maximum Incoming Air Pres sure to the pump see Technical Data on page 15 Operation Shutdown and Care of the Pump A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 7 Never allow paint to dry in the pump and lines To shutdown the system 1 Relieve the pressure Stop the agitator and lubricate it 2 If using a Graco fluid pressure regulator at the gun reverse its regulating key and thread it into the regulator cap as far as it will go 3 Loosen the spray gun air cap about three turns ho
4. 1 Ratio Monark Carbon Steel 55 Gallon Drum System Includes items 2 to 6 and 11 Ref No 1 2 Part No 223183 237307 203711 223185 237569 Description 4 1 RATIO PRESIDENT PUMP See 307986 for parts COVER drum See 308466 for parts AGITATOR See 306459 for parts 2 1 RATIO MONARK PUMP See 307985 for parts GROUND WIRE AND CLAMP Qty 1 Part No 160032 158491 113331 156684 158491 159239 162505 Description Qty NIPPLE 3 4 npt x 2 NIPPLE 1 2 npt x 2 BALL VALVE air bleed type UNION adapter swivel 1 2 npt m x 1 2 npt f FITTING nipple used on 230992 FITTING nipple used on 230993 UNION swivel i a a 307745 11 Parts Drawing Model 220575 Series B bees E 24 F Remove and discard 1 2 x 3 8 npt nipple from outlet o 3 1 Ratio President Stainless Steel A air regulator 5a and replace with 1 2 npt nipple 5c Then 55 Gallon Drum System connect air regulator assy to pump air inlet Includes items 1 35 A Agitator 3 is tilted at a 6 angle Ref No 5 includes items 5a 5c 6d Ref No 6 includes items 6a 6d 12 307745 Parts List Model 220575 Series B 3 1 Ratio President Stainless Steel 55 Gallon Drum System Ref Part 6 223319 RETURN TUBE KIT No No Description Qty Includes items 6a 6d 1 Ref Part No No Description Qty 1 220564 PUMP President See 308793 for parts 1 6a 185393 TUBE return sst 1
5. clear the tip or hose Flushing A WARNING FIRE AND EXPLOSION HAZARD Before flushing read the section FIRE AND EXPLOSION HAZARD on page 4 Be sure the entire system and flushing pails are properly grounded Refer to Grounding on page 5 Flush the pump before first use The pump is tested with lightweight oil which is left in to protect the pump parts If the fluid you are using may be contami nated by the oil flush it out with a compatible solvent A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure at left To clean any settled particles out of the system flush the entire system at least once each 90 days or less If possible circulate the solvent and leave it in the lines for two days such as over the weekend to help loosen any dried paint 1 Relieve the pressure 2 Shutdown the system as explained in Shutdown and Care of the Pump on page 9 3 Start the pump and operate it at about 30 cycles per minute 4 Lubricate the agitator if you haven t already done so and then close its air valve to stop agitation A WARNING Failure to shut off the agitator before raising the pump assembly may result in serious injury from splashing paint in the eyes or contact with the blades of the agitator 5 Raise the pump out of the paint while it is still running and let it run itself dry to force the paint b
6. supplying equipment hereunder or the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise FOR GRACO CANADA CUSTOMERS The parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnais sent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou intent s a la suite de ou en rapport directement ou indirectement avec les procedures concern es Graco Information TO PLACE AN ORDER contact your Graco distributor or call one of the following numbers to identify the distributor closest to you 1 800 328 0211 Toll Free 612 623 6921 612 378 3505 Fax All written and visual data contained in this document reflects the latest product information available at the time of publication Graco reserves the right to make changes at any time without notice Sales Office Minneapolis International Offices Belgium Korea Hong Kong Japan www graco com PRINTED IN USA 307745 05 1986 Revised 04 2004 16 307745
7. 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 provide purchaser with reasonable assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco
8. ack into the drum Shut off the pump A CAUTION Never leave water or water based fluid in the pump overnight Flush with a compatible solvent to protect the parts from corrosion 6 Remove the paint drum and place a 55 gallon drum containing enough solvent to thoroughly fill and flush the system under the pump Lower the pump 7 Start the pump again and allow the solvent to circulate for at least one hour 307745 7 8 10 11 Operation Shut off the air to the pump open the bleed type master air valve and open the drain valve K Leave the solvent in the system overnight or if possible all weekend Start the pump and circulate it again for 30 min utes Raise the pump out of the solvent and let it dry to force out the solvent Drain solvent from all outlet loops and filters Place the paint supply drum under the pump agitate the paint install the gun and hoses Reset the air and fluid pressure regulators to complete the system flushing Adjusting the Unit Install supply drum under cover pump Make sure that the cover is supported by the drum CAUTION Shortened or recycled drums may cause the pump or agitator to bottom out in the drum causing damage Contact your fluid supplier to order a standard size drum Unscrew the filter bowl and remove the filter screen Replace the bowl Flush the unit until clear solvent comes from the gun then reinstall the filter screen Before op
9. agitator 5 must be fully accessible System Accessories A WARNING A bleed type master air valve N and a fluid drain valve K are required in your system These accessories help reduce the risk of serious injury including splashing of fluid in the eyes or on the skin and injury from moving parts if you are adjust ing or repairing the pump or agitator The bleed type master air valve relieves air trapped between this valve and the pump after the air is shut off Trapped air can cause the pump to cycle unexpectedly Locate the valve close to the pump A red handled bleed type ball valve is supplied to relieve air trapped in the air motor The fluid drain valve assists in relieving fluid pres sure in the displacement pump hose and gun Triggering the gun to relieve pressure may not be sufficient Order Part No 210071 307745 5 Setup The installation shown in Fig 2 is only a guide for selecting and installing system components and accessories Contact your Graco representative for assistance in designing a system to suit your particular needs Connecting the Unit and Accessories e The fluid line must include a fluid drain valve K which helps relieve fluid pressure in the hose and e Ground the unit as described in Grounding on gun page 5 e You should install an air line filter J to remove dirt e Th in ai t include a bleed t Si Aa ith gc oe Gn aie nmr ital A and moisture from the air supply master air valv
10. e N for shutting off air pressure to the unit Supplied with Model 230992 e Downstream from the air filter you should install an e Connect a grounded air supply hose to the bleed air line lubricator H for automatic air motor lubrica type pump air valve N tion lt MAIN AIR SUPPLY LINE E ia Ma i FLUID SUPPLY LINE F 5 ra E GJ 201 204 3 203 206a 5 fh T bal Lng A U Ea A fia D ARE NS Tl f z 4 ea x Be Y yi y C D N K H N 206b SECONDARY FLUID RETURN I L M MAIN FLUID RETURN s Be A KEY A Air Filter Regulator to Gun H Air Line Lubricator Y Drum Cover Agitator Ground Wire B Fluid Pressure Regulator J Air Filter to Pump 3 Agitator C Fluid Shutoff Valve K Drain Valve 201 Air Supply Hose D Fluid Filter L Air Spray Circulating Gun 203 Back Pressure Valve E Surge Tank M Back Pressure Valve 204 Air Regulator F Bleed type Master Air Valve same as 203 except customer supplied 206a Return Fluid Hose G Pu
11. eration ensure that all fasteners and tube connections are tightened securely Starting and Adjusting the Pump ls 2 8 Close the air regulator 204 Start the agitator 3 Agitate the paint just fast enough to keep all paint particles suspended Over agitating causes air bubbles in the paint which can cause poor gun performance and poor surface finish Open the red handled ball valve Open the pump s bleed type master air valve N Slowly open the air regulator until the pump starts Adjust it until the pump cycles slowly about 50 cycles per minute 307745 5 When the paint returns through the return line ina steady stream turn on the air to one gun open both fluid shutoff valves C near the gun and adjust the fluid regulator B See the manuals supplied with these components for pressure range and adjustment Repeat for all gun stations Paint line pressure is controlled by the back pres sure regulator 203 This regulator restricts flow of paint in the line so there is sufficient paint pressure at all gun stations Turn the regulator handle clockwise to increase and counter clockwise to decrease pressure Adjust the regulator so there is about 10 psi 0 6 bar more fluid pressure at the regulator than is required at the last gun in the line NOTE As you increase fluid line pressure you must also increase air pressure to the pump so the pump can handle the heavier load However
12. ing this equipment Do not lift pressurized equipment Comply with all applicable local state and national fire electrical and safety regulations 2 307745 A WARNING MOVING PARTS HAZARD The air motor piston can pinch or amputate your fingers The rotating blades of the agitator can pinch or amputate your fingers or other body parts and can cause splashing in the eyes or on the skin Always shut off the agitator and disconnect the air line before adjusting the angle of the agitator removing the agitator from the drum or checking or repairing any part of the agitator Keep clear of all moving parts when starting or operating the equipment Before servicing the equipment follow the Pressure Relief Procedure on page 7 to prevent the equipment from starting unexpectedly 307745 3 A WARNING FIRE AND EXPLOSION HAZARD Improper grounding poor ventilation open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury Ground the equipment and the object being sprayed Refer to Grounding on page 5 If there is any static sparking or you feel an electric shock while using this equipment stop spray ing immediately Do not use the equipment until you identify and correct the problem Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluid being sprayed Keep the spray area free of debris including solvent rags and gasoline E
13. ld a rag over the front of the air cap and fully trigger the gun This forces paint in the gun hose and regulator back into the circulating line Close the fluid shutoff valves C at that gun station Repeat for the other gun stations 4 Open the bleed type master air valve N and the pump air regulator 204 to restart the pump Circulate the paint to remove all trapped air before shutting down Disconnect the gun s fluid hose from the gun and the fluid regulator Plug the regulator outlet Blow compressed air and compatible solvent through the hose to clean it Clean the gun according to the instructions supplied with it Each month remove and clean the fluid regulator If you are not using an air line lubricator manually lubricate the motor at least once a day Circulate the fluid in the lines often enough during the shutdown to prevent the paint from drying NOTE To drain the circulating lines and flush the system see Flushing on page 7 307745 9 Parts Drawing Model 230992 Series B Model 230993 Series B 4 1 Ratio President Carbon Steel 2 1 Ratio Monark Carbon Steel 55 Gallon Drum System 55 Gallon Drum System Includes items 1 to 4 and 6 to 12 Includes items 2 to 6 and 11 1 or 5 MONARK PUMP SHOWN AA Fig 3 10 307745 Parts List Model 230992 Series B 4 1 Ratio President Carbon Steel 55 Gallon Drum System Includes items 1 to 4 and 6 to 12 Model 230993 Series B 2
14. lectrically disconnect all equipment in the spray area Extinguish all open flames or pilot lights in the spray area Do not smoke in the spray area Do not turn on or off any light switches in the spray area while operating or if fumes are present Do not operate a gasoline engine in the spray area TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin inhaled or swallowed Know the specific hazards of the fluid you are using Store hazardous fluid in an approved container Dispose of hazardous fluid according to all local state and national guidelines Always wear protective eyewear gloves clothing and respirator as recommended by the fluid and solvent manufacturer 4 307745 Setup NOTES e Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the parts drawing e Accessories are available from your Graco repre sentative If you supply your own accessories be sure they are adequately sized and pressure rated to meet the system s requirements Grounding A WARNING FIRE AND EXPLOSION HAZARD Before operating the pump ground the system as explained below Also read the section FIRE AND EXPLOSION HAZARD on page 4 Proper grounding is an essential part of maintaining a safe system To reduce the risk of static sparking the mounting cover and all electrically conductive objects or device
15. mp Ground Wire N Bleed type Pump Air Valve 206b Supply Fluid Hose Fig 2 04283A 6 307745 Operation Pressure Relief Procedure A WARNING PRESSURIZED EQUIPMENT HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying acci dentally To reduce the risk of an injury from acci dental spray from the gun splashing fluid or moving parts follow the Pressure Relief Proce dure whenever you are instructed to relieve the pressure stop spraying check or service any of the system equipment or install or clean the spray nozzle 1 Lock the gun trigger safety 2 Shut off the air supply to the pump 3 Close the bleed type master air valve required in your system On Model 230992 this is the red handled ball valve assembled next to the air regulator 4 Unlock the gun trigger safety 5 Hold a metal part of the gun firmly to the side of a grounded metal pail and trigger the gun to relieve pressure 6 Lock the gun trigger safety 7 Open the drain valve required in your system and have a container ready to catch the drainage 8 Leave the drain valve open until you are ready to spray again If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved after following the steps above very slowly loosen the tip guard retaining nut or hose end coupling and relieve the pressure gradually Then loosen it completely Then
16. ng o eatea a Sota A E dae 7 Symbols Warning Symbol Caution Symbol This symbol alerts you to the possibility of serious inju This symbol alerts you to the possibility of damage to ry or death if you do not follow the instructions or destruction of equipment if you do not follow the instructions A WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury INSTRUCTIONS This equipment is for professional use only H NA 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 Use only genuine Graco parts and accessories Check equipment daily Repair or replace worn or damaged parts immediately Do not exceed the maximum working pressure of the lowest rated system component See Tech nical Data on page 15 for the maximum working pressure of this equipment Use fluids and solvents that are compatible with the equipment wetted parts Refer to the Techni cal Data section of all equipment manuals Read the fluid and solvent manufacturer s warnings Do not use hoses to pull equipment Route hoses away from traffic areas sharp edges moving parts and hot surfaces Do not expose Graco hoses to temperatures above 180 F 82 C or below 40 F 40 C Wear hearing protection when operat
17. npt m 1 2 237309 COVER drum 55 gal 200 liter 6b 178941 NUT hex 1 5 8 18 unef 2b 1 See 308466 for parts 1 6c 185394 ADAPTER return 3 222698 AGITATOR 1 5 8 18 unef 2a m x See 306840 for parts 1 1 npt f x 1 npt f 1 4 220580 RISER TUBE KIT 6d 108761 ELBOW street 1 npt m x f 1 See 307837 for parts 1 7 185466 NIPPLE half 1 1 2 npt 1 5 223180 AIR REGULATOR KIT 17 190192 GASKET agitator guide 1 Includes items 5a 5c 1 18 112896 SCREW cap hex hd 4 5a 203716 REGULATOR air 19 104123 WASHER lock spring 4 See 308167 for parts 1 20 174092 PLATE adapter 1 5b 205418 HOSE air buna N 1 2 ID 22 112894 SCREW cap hex hd 3 coupled 1 2 npt mbe 6 ft 1 9m lg 1 23 112904 WASHER lock 5 16 in 3 5c 158491 NIPPLE 1 2 npt 1 35 100839 ELBOW 1 8 npt m x f 1 307745 13 Notes 14 307745 Category Ratio Maximum fluid working pressure Maximum air input pressure Pump cycles per 1 gallon 3 8 liters Fluid flow at 60 cycles per minute Fluid inlet size Fluid outlet size Air inlet size Weight Maximum pump operating temperature Sound pressure levels dBa Input air pressures at 15 cycles per minute Sound power levels dBa Input air pressures at 15 cycles per minute Wetted parts Technical Data Model 220575 3 1 500 psi 3 5 MPa 35 bar 166 psi 1 2 MPa 11 6 bar 6 3 9 2 gpm 35 1 liters min
18. rrants 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 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
19. s in the spray area must be properly grounded Check your local electrical code for detailed grounding instructions for your area and type of equipment Agitator and drum cover Connect one end of the ground wire Y to the ground connector X on the rim of the drum cover See Fig 1 Connect the other end of the ground wire to a true earth ground See the pump instruction manual 307986 for 230992 307985 for model 230993 or 308793 for model 220575 for instructions on grounding the pump Fig 1 Air and fluid hoses Use only electrically conductive hoses with 500 ft 150 m maximum combined hose length to ensure grounding continuity Air compressor Follow manufacturer s recommenda tions Spray gun or dispensing valve Ground through con nection to a properly grounded fluid hose and pump Object being sprayed Follow your local code Fluid supply container Follow your local code Solvent pails used when flushing Follow your local code Use only metal pails which are conductive placed on a grounded surface Do not place the pail on a nonconductive surface such as paper or card board which interrupts the grounding continuity To maintain proper grounding continuity when flushing or relieving pressure always hold the metal part of the spray gun firmly to the side of a grounded metal pail then trigger the gun Positioning the Unit Select a convenient location for the unit The air valves for the pump 37 and
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