Graco 309920D User's Manual
Contents
1. B To maintain maximum filtering efficiency and avoid excessive pressure drop the filter must be kept clean See Manual 309919 for cleaning and parts information Coalescer with Auto Drain 234397 Series B It is recommended that Air Filter 234402 be ON installed upstream of the coalescing filter to remove 3 micron and larger size particles and sep arate large droplets of moisture from the air line CAUTION Never let the liquid level in the bowl reach the base of the coalescing element See Manual 309919 for operation cleaning and parts information Air Regulator 234394 Be sure air to the regulator is clean Erratic operation or loss of regulation is usually caused by dirt in the regula tor See Manual 309924 for cleaning and parts informa tion Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use With the exception of any special extended or limited warranty published by Graco Graco will for a period of 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 gen2. air flows through filters in the direc tion noted on top of filter 2 Install the Air Drying System as close as possible to the equipment it serves 5 Aminimum 1 2 npt piping is recommended Avoid using too many fittings couplings etc which will restrict air flow Shop Air Piping Layout Main Air Line 2o 3 4 19 mm minimum 1 1 1 4 32 mm optimum p 1 2 13 mm drops hess psa I j SAE ead ate Air Control unit or Air Filter ey Membrane air Ball Valve drying system rah i N is 5 5 E Coalescer l l Leg l ge Main Air l OR Desiccant air GS Shut off Valve l drying system tha A i l lAN Flexible hos I J between compressor 75 5 i z a and stand pipe SO y Ug Drain Vave 7 SLE I r SS l os pe 8S r SS I SS r l wee Se l y Main Air Line stand pipe should not be smaller than compressor outlet size AS e A minimum of 25 ft 7 62 m from compressor to first filter outlet is required to cool air 50 ft 15 24 m optimum 2 309920D Shop Air Piping Layout Minimum Pipe Size Recommendations Compressor Main Air Line Size Capacity Length Size 1 1 2 2 HP 6 9CFM any 3 4 19 mm 3 5HP 12 20 CFM Up to 200 ft 61 m 3 4 19 mm Over 200 ft 61 m 1 25 4 mm 5 10HP 20 40 CFM U
3. 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 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 reconnaissent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents
4. 79 8 70 psi 483 kPa 4 8 bar 4 5 31 3 5 25 36 4 6 41 4 6 75 47 5 7 25 50 5 13 90 9 80 psi 552 kPa 5 5 bar 5 5 38 4 6 25 43 4 7 48 5 8 55 6 8 75 60 6 14 5 100 1 90 psi 621 kPa 6 2 bar 6 5 45 4 7 5 52 5 8 5 59 6 9 5 66 7 10 5 72 7 16 110 1 1 309920D 3 Operation Operation N WARNING Do not exceed the Maximum Incoming Air Pressure of the equipment Over pressurizing can cause compo nent rupture and serious injury 1 Attach air hose s to air regulator outlet valve 289165 2 Open main shut off valve 288798 3 Turn the T hand adjusting screw in or out to adjust regulator to desired setting 4 Open outlet valve 289165 to supply air to spray guns or tool 5 With air flowing readjust air pressure regulator if necessary 6 Turn off unit when not in use Follow Pressure Relief Procedure page 5 Coalescer Pressure Drop Indicator The differential pressure drop indicator provides early detection of a clogged coalescing filter element As the filter element becomes clogged the red indicator starts to rise while air is flowing through the unit When the 288798 234402 234397 pressure drop across the element reaches 10 12 psi 69 83 kPa 0 7 0 8 bar the red indicator will be in full view and the element should be replaced Failure to replace the element when the pressure drop exceeds 10 psi 69 kPa 0 7 bar will a
5. Instructions Parts List Membrane Air Drying System Model 234418 Series C Maximum Working Pressure 160 psi 1 1 MPa 11 bar Maximum Temperature 150 F 65 C Important Safety Instructions Read all warnings and instructions in this manual Save these instructions GRACO 309920D EN ti22159a Includes Air Flow Air Capacity Maximum Air Inlet Outlet at 100 psi Operating Part No Series Description npt f npt f 0 7 MPa 7 bar Pressure 234402 B Stage 1 Air Filter with auto drain 1 2 1 2 100 CFM 175 psi Removes water and contaminants down 1 2 MPa 12 bar to 3 microns 234397 B Stage 2 Coalescer with auto drain 1 2 1 2 83 CFM 175 psi Removes oil and sub micronic particles 1 2 MPa 12 bar down to 1 micron 118560 A Stage 3 Membrane Air Dryer 1 2 1 2 30 CFM 175 psi Removes uncondensed moisture 1 2 MPa 12 bar 234394 A Self Relieving Air Regulator 3 8 1 4 100 CFM 160 psi 1 1 MPa 11 bar 288798 A Shut off Valve 175 psi 1 2 MPa 12 bar PROVEN QUALITY LEADING TECHNOLOGY Installation Installation 1 Before installing air line components blow out the 3 Install air shut off valve 288798 upstream from the pipe line to remove debris Be sure air to the regula air system to isolate it for service tor is clean Erratic operation or loss of regulation is usually caused by dirt in the regulator 4 Install system so
6. 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 proc dures concern es Graco Phone Numbers 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 309920 Sales Offices Minneapolis International Offices Belgium China Japan Korea GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 2003 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revision D September 2013
7. eral wear and tear or any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco equipment with structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of 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
8. ffect your air quality and tool efficiency Automatic Drain The automatic drain is equipped with a float actuated device which automatically ejects liquid contaminates under pressure Parts Part No Description 234402 Air Filter with auto drain see manual 309919 for parts information 234397 Coalescer with auto drain see manual 309919 for parts information 118560 Membrane Air Dryer 234394 Air Regulator see manual 309924 for parts information 289165 Shut off Valve 288798 Shut off Valve 118560 309920D How Membrane Air Dryer Works Wet air enters membrane module Water vapor purges How Membrane Air Dryer Works Clean dry air exits module Cl fee i Case g Water vapor permeates through hollow membrane fibers Pressure Relief Procedure A WARNING To avoid injury relieve air and fluid pressure before checking cleaning or repairing the equipment The following is a basic pressure relief procedure Be sure to follow the specific pressure relief procedure in your spray gun and or fluid supply equipment manuals 1 Close the main air shut off valve 2 Trigger the gun or dispense valve and open any drain valves to relieve pressure Maintenance e Check system at least once per shift to ensure proper drainage Relieve the pressure before cleaning checking or repairing equipment Follow Pressure Relief Procedure above 309920D Air Filter with Auto Drain 234402 Series
9. p to 100 ft 30 5 3 4 19 mm Over 100 200ft 30 5 61 m 1 25 4 mm Over 200 ft 61 m 1 1 4 31 8 mm 10 15 HP 40 60 CFM Up to 100 ft 30 5 3 4 19 mm Over 100 200ft 30 5 61 m 1 1 4 31 8 Over 200 ft 61 m 1 1 2 38 1 Air Pressure Drop Through Hose by hose length and ID psi Kpa bar Air Hose Inside 4 ft 10 ft 15 ft 20 ft 25 ft 50 ft Diameter 1 22 m 3 05 m 4 6 m 6 1 m 7 62 m 15 24 m 1 4 in 6 4 mm 40 psi 276 kPa 2 8 bar 6 41 4 8 55 6 9 5 66 7 11 76 8 42 75 88 0 9 24 165 1 7 50 psi 345 kPa 3 4 bar 7 5 52 5 10 69 7 12 83 8 14 97 1 46 110 1 1 28 193 1 9 60 psi 414 kPa 4 1 bar 9 62 6 12 5 86 9 14 5 100 1 16 75 115 1 2 49 131 1 3 31 214 2 1 70 psi 483 kPa 4 8 bar 10 75 74 7 14 5 100 1 17 117 1 2 19 5 134 1 3 22 5 155 1 6 34 234 2 3 80 psi 552 kPa 5 5 bar 12 25 84 8 16 5 114 1 1 19 5 134 1 3 22 5 155 1 6 25 5 176 1 8 37 255 2 6 90 psi 621 kPa 6 2 bar 14 97 1 18 75 129 1 3 22 152 1 5 25 25 172 1 7 29 200 2 39 5 169 2 7 5 16 in 7 9 mm 40 psi 276 kPa 2 8 bar 2 25 16 2 2 75 19 2 3 25 22 2 3 5 24 2 4 28 3 8 5 59 6 50 psi 345 kPa 3 4 bar 3 21 2 3 5 24 2 4 28 3 4 5 31 3 5 34 3 10 69 7 60 psi 414 kPa 4 1 bar 3 75 26 3 4 5 31 3 5 34 3 5 5 38 4 6 41 4 11 5
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