Graco 307252P User's Manual
Contents
1. Remove the 3 4 unf plug 12 from the bottom of the filter and install a high pressure adapter and drain valve A B See Fig 2 Dual Filter System This setup enables you to redirect the fluid to another filter while one filter is cleaned or serviced Install two filters as shown in Fig 2 Install four suitable shutoff valves D one at each filter and outlet to redirect the fluid and isolate the filter not in use Filter Bypass System This setup enables you to redirect the fluid through pipes which bypass the filter while cleaning or servicing the filter Install the filter and bypass pipes as shown in Fig 1 Install four suitable shutoff valves D one each at the filter inlet the filter outlet the bypass pipe inlet and the bypass pipe outlet These valves redirect the fluid and isolate the filter while cleaning and servicing i IN Cette S e TX OUT D I D a Fig 1 Filter Bypass System 03710 O Ve Ba D di C AB IN Pa mm lar E OUT D POS A B Fig 2 Dual Filter System 03709 Dimensions Mounting Dimensions c 3 8 16 UNC2. Pow SP X 2 5 in 6 35 cm Nm i os EAR es 2X 39 in 99 cm 2X 1 5 in lacs 8 81 cm lt 2X30in gt 7 62 cm TI15744a Basic Overall Dimensions 4 5 in 11 43 cm Et Wn 3 11 3 in 8 16 in 28 7 cm 20 73 cm p A Y tH Y TI15743a 307252 3 Service CAUTION If the filter will not be used for a while thoroughly clean all the parts in solvent and blow them dry before the paint dries and clogs the filter To help prevent damaging the parts do not clean them with a wire brush or sharp object Indicator The indicator provides gradual warning of a dirty element When the indicator shows 3 4 red clean the element If not cleaned promptly the filter bypass valve opens and fluid will not be filtered Replace the indicator assembly 1 ifthe indicator is not working correctly it is always red or never red See Fig 3 Bypass Valve The valve opens when a dirty element causes the filter s outlet pressure to drop 15 psi 1 bar below the inlet pressure This keeps the system pressure steady and prevents the element from collapsing Replace the bypass valve 2 if it is damaged or worn Fluoroelastomer O Ring and O Ring Backup The o rings seal the bowl 10 to the housing 3 If material leaks around the bowl replace the o ring 6 and o r
3. 3 4 16 unf f drain port il 11 03730 12 pe AN Technical Data Maximum Working Pressure 3000 psi 210 bar Flow Capacity 10 gpm 38 liters min Filter Area val Sector ets ocean we cde 36 sq in 232 cm Wetted Parts Iron Steel Fluoroelastomer Stainless Steel Dimensions usssss 4 5 114 mm width 4 62 117 mm depth 11 3 287 mm height Weight rm ct 14 Ib 8 oz 6 6 kg 307252 5 The Graco Warranty and Disclaimers WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material and workmanship on the date of sale 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 ofthe equipment proven defective This warranty applies only when the equipmentis 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 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 with Graco equipment of structures accessories equipment or materials not sup plied by Graco or the im
4. 435 Includes items 1 to 7 9 to 12 Order the filter element separately from those listed under Ref No 8 Ref No Part No Description Qty 1 104125 INDICATOR filter 1 2 104440 VALVE bypass 1 3 104441 HOUSING filter 1 6 104445 O RING fluoroelastomer 1 See Accessories for ethylene propylene o ring Tr 104443 BACKUP o ring fluoroelastomer 1 See Accessories for PTFE backup 8 108116 ELEMENT filter 60 mesh 250 micron for Model 210090 only 1 108117 ELEMENT filter 100 mesh 149 micron for Model 210091 only 1 108118 ELEMENT filter 200 mesh 74 micron for Model 210092 only 1 gr 104438 SPRING element 1 10 104439 BOWL filter 1 WH 104444 O RING fluoroelastomer 1 12 104126 PLUG 3 4 16 unf 1 Keep these spare parts on hand to reduce downtime Accessories Replacement Indicator O Rings 109576 small 016 fluoroelastomer or 104093 small 016 buna 104130 large 119 buna Conversion O Rings For use with fluids not compatible with fluoroelastomer 105280 O ring Ethylene Propylene 105279 Backup o ring PTFE Adapter 105276 3000 psi 210 bar Maximum Working Pressure 3 4 16 unf thread x 1 4 npt Adapts bowl to accept drain valves listed below Drain Valves 5000 psi 350 bar Maximum Working Pressure Install in adapter 105276 for relieving fluid pressure in filter 210657 214037 1 4 npt mbe fluoroelastomer seals 1 4 npt mbe PTFE seals and outlet AN 3 4 npt f Inlet p
5. Instructions Parts List GRACO HIGH PRESSURE MEDIUM VOLUME 307252P red alert Filters EN For filtration of common industrial paints and coatings in finishing applications For professional use only 3000 psi 21 0 MPa 210 bar Maximum Working Pressure 10 gpm 38 liter min Flow Capacity 36 sq in 230 cm Filtering Area Part No 210090 60 mesh 250 micron element 108116 Part No 210091 100 mesh 149 micron element 108117 Part No 210092 200 mesh 74 micron element 108118 Part No 104435 without element in n 2 Important Safety Instructions Read all warnings and instructions in this manual Save these instructions S PROVEN QUALITY LEADING TECHNOLOGY WARNINGS High Pressure Spray Can Cause Serious Injury Observe All Warnings Read and understand all instruction manuals before operating equipment General Safety This equipment is used in a system which generates very high fluid pressure Spray from leaks or ruptured components can in ject fluid through your skin and into your body and cause ex tremely serious bodily injury including the need for amputation Also fluid injected or splashed into the eyes or on the skin can cause serious damage Never try to stop or deflect leaks with your hand or body Keep hands away from the end of the drain valve when opening the drain valve Medical Alert Airless Spray Wounds If any fluid appears to penetrate your skin get immediate surgical trea
6. ar 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 motor 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 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 307252 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 1976 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revision P May 2014 6 307252
7. igger the gun to relieve pressure 5 Engage the gun safety latch 6 Keeping your hands away from the end of the drain valve slowly open the drain valves required in your system hav ing a container ready to catch the drainage 7 Leavethe drain valves open until you are ready to use the system again System Pressure Do not exceed 3000 psi 210 bar Maximum Working Pressure or the maximum working pressure of the lowest rated compo nent or accessory in your system Be sure all components and accessories are rated to withstand the maximum working pressure of your pump Fluid Compatibility Be sure that all fluids and solvents used are chemically compat ible with the wetted parts shown in the Technical Data on page 5 and in all other components used in the system Installation To clean or service the filter without shutting down the system install a dual filter or a filter bypass system as explained below The numbers and letters in parentheses refer to Figs 1 2 and 3 and the Parts Drawing Accessories and Technical Data are on the page 5 NOTE Allow 3 in 76 mm minimum clearance below the filter for easy removal of the bowl 10 Fluid Drain Valve required in all systems WARNING A fluid drain valve is required in the base of each fluid filter Use this drain valve to relieve fluid pressure in the filter to reduce the risk of serious injury including fluid injection and splashing in the eyes or on the skin
8. ing backup 7 Follow the Pressure Relief Procedure on page 2 Remove the bowl and o rings Clean the parts in a compatible solvent Be careful not to damage the o ring or sealing surfaces of the bowl and housing Before assembling lubricate the parts with No 2 grease Be sure the o ring backup is installed with the groove facing up Bowl Element and Spring To reduce downtime keep a spare bowl 10 element 8 and spring 9 on hand Before removing the bowl direct the fluid through the bypass pipes or shut down the system Relieve fluid pressure by opening the drain valve B Have a container ready to catch the drainage Remove the bowl element and spring Replace immediately with the spare bowl element and spring to keep the paint from 4 307252 drying on the housing 3 and other parts Install the element with the dome end up Lubricate the threads of the bowl before screwing it into the housing Tighten it securely Clean the bowl element and spring you removed with a compatible solvent before the paint dries Do not use a wire brush or sharp object to clean Store until needed NOTE Clean the filter element 8 with a small paint brush Blow out lodged particles with air and inspect for damage Replace if ruptured damaged or too dirty to clean AN 3 4 npt f Inlet B and outlet 3 4 16 unf f drain port 03730 Fig 3 Parts Model No 210090 to 210092 Includes items 1 to 12 Model No 104
9. proper design manufacture installation operation or maintenance of structures accessories equipment or materials not sup plied 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 repair or replace free of charge any defective parts The equipment will be returned to the original pur chasertransportation prepaid If inspection ofthe 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 liabilities based on negligence or strict liability Every form of liability for direct special or consequential damages or loss is expressly excluded and denied In no case shall Graco s liability exceed 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 a particul
10. tment Do not treat as a simple cut Tell the doctor exactly what fluid was injected NOTE TO PHYSICIAN Injection into the skin is a traumatic injury It is important to treat the injury surgically as soon as possible Do not delay treatment to research toxicity Tox icity is a concern with some exotic coatings injected directly into the blood stream Consultation with a plastic surgeon or reconstructive hand surgeon may be advisable General Safety Any misuse of the 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 splashing in the eyes or on the skin or other serious bodily injury or fire explosion or property damage Never alter or modify any part of this equipment doing so could cause it to malfunction 2 307252 SKIN INJECTION HAZARD EQUIPMENT MISUSE HAZARD Pressure Relief Procedure To reduce the risk of serious bodily injury including fluid injec tion splashing in the eyes or on the skin or injury from moving parts always follow this procedure whenever you install remove clean or repair any part of the system 1 Engage the spray gun safety latch and any other equip ment safety locks 2 Shut off the air or hydraulic supply to the pump 3 Disengage the gun safety latch 4 Hold a metal part of the gun firmly to the side of a grounded metal pail and tr
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