Graco 310692D User's Manual
Contents
1. Y Check for any fluid leakage from the gun and fluid hoses Y Clean the fluid and air line filters daily Y Flush the gun before changing colors and whenever you are done operating the gun 14 310692D Daily Gun Maintenance Flushing and cleaning 3 Connect the solvent supply hose to the gun Gravity and Siphon Feed Guns 1 For packages that include fluid cups use the follow ing chart for flushing and cleaning instructions Cup attachment Instruction Manual ti4854a 4 Hold metal part of gun against a grounded metal 2 Continue to step 8 to perform daily cleaning of the container trigger and flush the gun with solvent Delta Spray XT gun until all traces of paint are removed from the gun passages Pressure Feed Guns A WARNING c ion Follow Pressure Relief Procedure page 13 when you stop spraying and before cleaning checking ser vicing or transporting equipment Read warnings page 3 ti4836a 1 Relieve the pressure page 13 Fic 15 2 Disconnect the fluid supply hose and air supply hose from the gun 5 Turn off the solvent supply 6 Relieve the pressure 7 Disconnect the solvent supply hose from the gun ti4944a ti4944a FIG 16 ti4945a FIG 13 310692D 15 8 Remove the air cap retaining ring assembly 15 and air cap 14 9 Trigger the gun while you remove the fluid nozzle 12 from the gun with the gun tool 28 14 15 ti4844b FIG 17 CAUTION2. 13 must move freely Remove the needle 310692D Service Replacing the pattern adjustment valve packings 1 Unscrew the pattern adjustment valve assembly 25 A D 25A 25C 25B 3 25D lt D pe i r lt lt A J a SL ys J py n Coat ti4857a FIG 31 2 Using a needle nose pliers remove the retaining ring 25D and unscrew the pattern adjustment valve 25C 3 Using a mechanical pick remove the u cup pack ings 25B from the pattern adjustment nut 25A Be careful not to damage the seal surface or the nut s internal threads 4 One ata time install the new u cup packings 25B with the packing installation tool 29 the u cup lips must face toward the tool 29 A TA Q DR 25A 25B FIG 32 5 Push each u cup packing 25B into the pattern adjustment nut 25A until a definite snap is felt 6 Lubricate the pattern adjustment valve 25C threads and install the valve into the nut 25A Install the retaining ring 25D then back out the pattern adjustment valve as far as the retaining ring allows it to go 21 Replacing the fluid valve packings 1 Remove the fluid adjustment knob 21 and fluid spring 23 2 Pull the fluid needle 13 out the back of the gun 16 26 13 21 23 22 3 7 20 19 ti4850a FIG 33 3 Remove the fluid valve nut 19 air valve spring 22 and air valve assembly 26 Discard the air valve assembly Using a mechanical pick remove t
3. 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 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
4. Trigger the gun whenever you tighten or remove the nozzle This keeps the needle seat away from the nozzle seating surface and prevents the seat from being damaged 10 Dip the end of a soft bristle brush into a compatible solvent Do not continuously soak the brush s bris tles with solvent and do not use a wire brush ti4845a Fic 18 11 With the gun pointed down clean the front of the gun using the soft bristle brush and solvent ti4846a FIG 19 16 Daily Gun Maintenance 12 Scrub the air cap retaining ring air cap and fluid nozzle with the soft bristle brush we ia A E To bea ti4847a To clean out air cap holes use a soft imple ment such as a toothpick to avoid damaging critical surfaces e Clean the air cap and fluid nozzle daily mini mum Some applications require more frequent cleaning e Do not soak the air cap retaining ring in solvent for prolonged periods of time 13 Trigger the gun while you install the fluid nozzle 12 with the gun tool 28 Tighten the nozzle securely to 40 in lb 4 5 Nem to obtain a good seal 28 14 15 12 ti4844b FIG 21 14 Install the air cap retaining ring assembly 15 and air cap 14 310692D Daily Gun Maintenance 15 Dampen a soft cloth with solvent and wring out the 16 After cleaning the gun lubricate the following parts excess Point the gun down and wipe off the outside with lubricant 111265 daily of the gun e Fl
5. ee ee ee ee Parts included in Kit 234828 purchase separately Spray Housing Assembly HVLP Gravity Feed 234632 HVLP Pressure Feed Compliant Pres 234591 234635 sure Siphon Feed Compliant Gravity Feed 234634 Airspray Pres sure Siphon Feed 234592 Airspray Gravity Feed 234633 27 Parts 234788 Spatter or Specking Airspray Gun 15A 15B 14 37 12 17 20 19 21 ti8652482aa ag ti4831b 28 310692D 234788 Spatter or Specking Airspray Gun Ref No Part No 234740 234592 15D661 188494 188495 192351 192352 192348 15D993 203953 15E139 239644 196109 239953 310692D Description BODY gun SPRAY HOUSING ASSY includes items 2A B HOUSING spray O RING INSERT fluid PACKING spreader PACKING u cup PACKING spacer SCREW packing NUT hex 1 2 20 UNF TRIGGER SCREW trigger lock NOZZLE fluid NEEDLE ASSY AIR CAP RETAINING RING ASSY includes items 15A B RING SEAL Qty 1 1 Se ne h b h h b ee ee ee ee ee ee 36 37 Part No 188493 192272 150468 110453 15E245 114069 114072 195065 15E138 234363 15E581 192282 15C480 113137 196111 Description U CUP PIN pivot NUT fluid valve U CUP KNOB fluid adjustment SPRING air valve SPRING needle INLET air CAP AIR VALVE ASSY TOOL gun TOOL seal installation WAVE WASHER O RING BAFFLE Parts Qty m i i i kek kk kk N M A Parts included in Ki
6. or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la redaction du presente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou intentes a la suite de ou en rapport directement ou indirectement avec les proc dures concern es Graco Information 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 MM 310692 Sales Office Minneapolis International Offices Belgium China Japan Korea GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 www graco com Printed in USA 310692D 8 2005
7. page 26 310692D z Installation Installation Top and bottom feed guns ti4819 FIG 1 Key A Delta Spray XT Gun E Air Shutoff Valve B Fluid Inlet 3 8 npsm R3 8 19 F Air Regulator C Air Inlet G Air Filter D Air Hose H Air Supply Line recommended 5 16 in 7 9 mm ID hose Pressure and siphon feed guns will have bottom feed optional 3 8 in 9 5 mm ID hose insert Gravity feed guns will have a top feed insert 310692D Setup Flushing the gun X Flush the spray gun before putting any paint through the gun A WARNING A Read warnings page 3 Follow Top and bottom feed guns installation page 8 1 To flush the gun use a solvent that is compatible with paint to be sprayed Hold a metal part of the gun firmly to a grounded metal pail Trigger the gun to flush solvent through gun ti4836a FIG 2 Connecting the air line 2 Install an air pressure regulator F See FIG 1 310692D Setup 3 Install an air filter G See FIG 1 4 Usea 5 16 inch 7 9 mm I D air hose to minimize excessive pressure drop in the hose 5 Connect the air hose D to the 1 4 nosm gun air inlet C ti4837a FIG 3 6 Connect the other end of the air hose D to a regu lated air supply line ti4838a FIG 4 Connecting the fluid hose Pressure feed guns only 1 To control fluid pressure to the gun install a fluid regulator on the fluid line 2 Connect the fluid hose J
8. to the gun fluid inlet B 3 8 18 npsm R 3 8 19 compound thread f ti4854a 3 Connect the other end of the fluid hose J to a regu lated fluid supply line FIG 5 10 Setup Connecting the fluid supply For packages that include fluid cups use the following chart for installation instructions Cup attachment Instruction Manual 3M PPS 310693 Gravity Cup 308792 Siphon Cup 308792 308792 Positioning the Air Cap Rotate the air cap as needed to achieve the desired spray pattern direction To create a round pattern turn the pattern air off by turning the pattern adjustment knob 25 fully clockwise See FIG 7 Pressure Cups ti4839a FIG 6 310692D Adjusting the Spray Pattern 1 To achieve full fan pattern open the pattern adjust ment valve 25 by turning the knob fully counter clockwise ti4841a FIG 7 Hose Inlet Air Pressure PSI kPa bar 2 Trigger gun and adjust gun air pressure Gun Inlet Air Pressure 25 ft 5 16 in oe PSI kpa bar 7 9 mm ID hose HVLP Gravity 29 210 2 1 50 345 3 4 HVLP 40 280 2 8 72 480 4 8 Pressure Compliant 29 210 2 1 41 280 2 8 Airspray 40 280 2 8 52 345 3 4 gravity feed 40 280 2 8 56 410 4 1 PRESSURIZED EQUIPMENT HAZARD To avoid injury never open the fluid adjustment knob 21 beyond the one half turn indicated in Airspray pressure feed 7 WARINING step 3 in Adjusting the Spray Pattern If
9. 004 wun ee eats ew oe ota xt 13 Related Manuals The Delta Spray XT manual is also available in the following languages See chart below for specific language and part number 310779 310785 310780 310786 310781 Dutch 310787 310782 Japanese 310788 310783 Korean 310789 310784 310790 Manual Conventions A WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury Note Warnings included in instructions generally have a symbol indicating the hazard Follow the instructions and read the hazard section on warning page 3 for additional information CAUTION CAUTION indicates a potentially hazardous situation which if not avoided may result in property damage or destruction of equipment AL A note indicates additional helpful information 2 310692D Warnings Warnings The following warnings include general safety information for this equipment More specific warnings are included in the text where applicable 310692D 7 WARNING FIRE AND EXPLOSION HAZARD FE CED IND General Flammable fumes such as solvent and paint fumes in work area can ignite or explode To help prevent fire and explosion e Use equipment only in well ventilated area e Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop cloths potential static arc Keep work area free of debris including solvent rags a
10. 3476 Airspray 317 9 229 Gravity Siphon 030 070 234759 Feed 75 1 8 Airspray 313 10 254 Pressure Feed 030 070 234756 75 1 8 te 1 8 Measured with gun nozzle 8 in 203 mm from target surface Typical Pattern 6 310692D Nozzle Needle and Tip Selection Nozzle Needle and Tip Selection The chart below lists the available nozzle sizes and required fluid needle and nozzles for the Delta Spray XT guns The HVLP Compliant and Airspray guns all use the same nozzle design and fluid needles When spray ing high flow rates and high viscosity materials use the larger nozzle sizes and when spraying light materials or low flow rates use the smaller nozzle sizes Nozzle Orifice Fluid in Needle Needle Needle Nozzle Typical mm Assy Tip Kit Uses 030 234741 234765 234777 234829 Light low flow 75 Stains 042 234742 234765 234777 234830 1 0 051 234743 234767 234778 234831 Low 1 3 Viscosity 055 234744 234767 234778 234832 1 4 059 234745 234767 234778 234833 Medium 1 5 Viscosity 070 234746 234767 234778 234834 1 8 086 234747 234769 234779 234835 High 2 2 Viscosity Adhesives 110 234748 234770 234780 234836 2 8 high flow 042 234749 234766 234781 234774 Nozzle 1 0 and 055 234750 234768 234782 234775 needle tip 1 4 made from hardened 070 234751 234768 234782 234776 stainless 1 8 steel for longer life Use with shut off spring 110402 see parts
11. 953 188493 192272 15C468 110453 15E245 114069 114072 110402 195065 150518 310692D Description BODY gun SPRAY HOUSING ASSY includes items 2A B For part number see chart below HOUSING spray O RING INSERT fluid pressure and siphon feed guns only INSERT fluid gravity feed guns only PACKING spreader PACKING u cup PACKING spacer SCREW packing NUT hex 1 2 20 UNF TRIGGER SCREW trigger lock NOZZLE fluid NEEDLE ASSY includes item 13A TIP needle AIR CAP RETAINING RING ASSY includes items 15A B RING SEAL U CUP PIN pivot NUT fluid valve U CUP KNOB fluid adjustment SPRING air valve SPRING needle SPRING needle for SST needle tips INLET air INLET air HVLP gravity feed guns only Qty 1 a a a ee F ee ee ee ee ee ee ee Ref No 25 25A 25B 25C 25D 26 28 29 35 36 37 Part No 234379 234297 15C468 110453 15C877 15C469 114068 234363 15E581 192282 15C480 113137 15E246 Parts Description VALVE ASSY pattern adjustment includes items 25A D airspray guns only VALVE ASSY pattern adjustment includes items 25A D compliant and HVLP guns only NUT pattern adjustment U CUP VALVE Airspray gun VALVE HVLP and Compliant guns RING retaining AIR VALVE ASSY TOOL gun TOOL seal installation WAVE WASHER O RING SPACER See chart on pages 6 and 7 for part number Qty h h ee
12. Instructions Parts GRACO Delta Spray XT Gun 310692D nome ote m Wm en aoe orm ge ae sir pate i For Airspray HVLP and Compliant guns with pressure siphon and gravity feeds 300 psi 2 1 MPa 21bar Maximum Working Fluid Pressure 100 psi 0 7 MPa 7 bar Maximum Working Air Pressure Important Safety Instructions Read warnings and instructions in this manual Save these instructions See page 4 for selection list of models ti4819 PROVEN QUALITY LEADING TECHNOLOGY Graco Inc P O Box 1441 Minneapolis MN 55440 1441 Copyright 2004 Graco Inc is registered to l S EN ISO 9001 Related Manuals Contents Related Manuals 00 00 e eee eee 2 Daily Gun Maintenance 14 Manual Conventions 000 00 eee eee eee 2 Troubleshooting 0 0 c cece eee eee 18 WarninGS sssresa esee aa ete seesaw ee eee 3 SCIVICE g cne cena ee make one eta A eee eee 19 Selection ChartS 000 cece eee eee e eee 4 PANS wegecu eed gee Geeta t ie de cue coeae cease 26 Gun Selection scccntcecitvissceeeioeexeeaws 6 Accessories snnnnnnnnnnnnnnnnnnnnnn 30 A CaOS E EE EE E sae 6 Technical Data s0 csece vee ene ose re eee 33 Nozzle Needle and Tip Selection 7 Graco Standard Warranty 5 34 Installation 0020 es 8 Graco Information 0 000e eens 34 DOU o A EEE E E E E cee ees 6 eee ee 9 ODGraliOn 6 250
13. air pressure the pressure at the aircap will be 10 psi 70 kpa 0 7 bar e For pressre feed HVLP guns at 40 psi 280 kPa 2 8 bar gun inlet air pressure the pres sure at the air cap will be approximately 10 psi 70 kpa 0 7 bar e For HVLP guns local laws may limit the maxi mum automatic air pressure to 10 psi 70 kPa 0 7 bar at the air cap for HVLP compliance The accessory Air Cap Verification Kit is avail able to measure the atomizing pressure at the air cap See Accessories on page 30 e For Compliant guns to maintain compliant operation TE equal to HVLP the gun inlet pressure must not exceed 29 psi Open Fi Ti 8 For HVLP only To measure the aircap atomizing pressures use the accessory aircap verification kit See Accessories on page 30 ti4841a FIG 10 12 310692D Operation Pressure Relief Procedure A WARNING co io Follow Pressure Relief Procedure page 13 when you stop spraying and before cleaning checking ser vicing or transporting equipment Read warnings page 3 1 Turn off air and fluid supply 2 Hold a metal part of the gun firmly to a grounded metal pail Trigger the gun to relieve pressure ti4836a Fic 11 Applying the Fluid When using the HVLP spray gun instead of a conven tional airspray gun you may need to use a slightly slower hand movement and make fewer passes with the gun to coat a part This is due to the reduced spray velocity produced by l
14. eeded use a 3 8 in 9 5 mm I D hose Clean air cap horn holes with non metallic item such as a toothpick or replace air cap Clean or replace nozzle Use needle nozzle kit with larger ori fice Use needle nozzle kit with smaller orifice Add low pressure fluid regulator or add more sensitive low pressure air regulator on pressure pot 310692D Service Service Replacing the air and fluid 2 Flush the spray gun page 9 packings 3 Remove the air cap retaining ring 15A seal 15B and air cap 14 Tools needed 15A 15B 28 12 e Gun Tool provided e Packing Installation Tool provided e Adjustable Wrench S e Screw Driver WY e Lubricant part no 111265 see Accessories page 28 to order ti4849b e Compatible Solvent FIG 24 IN e Order Repair Kit 234828 See Parts starting on page 25 4 Trigger the gun while you remove the fluid nozzle 12 with the gun tool 28 See FIG 24 e Clean parts with a solvent that is compatible with the parts and the fluid being sprayed 5 Remove the screw 11 pin 17 wave washer 18 and trigger 10 e Lightly lubricate the parts indicated with lubri cant 111265 Disassembling the gun A WARNING wH Follow Pressure Relief Procedure page 13 when you stop spraying and before cleaning checking ser vicing or transporting equipment Read warnings page 3 1 Relieve the pressure page 13 ti4828a FIG 25 310692D 19 6 Loo
15. he u cup packing 16 from the gun body 22 Service 4 Place the new u cup packing 16 on the packing installation tool 29 with the u cup lips facing the tool as shown 16 a N a 29 ti4851a FIG 34 5 Push the packing 16 into the back of the gun until a definite snap is felt gt Using a mechanical pick remove the u cup packing 20 and spacer 37 from the fluid valve nut 19 Be careful not to damage the seal surface or the nut s internal threads 7 Using the packing installation tool 29 install the new u cup packings 20 into the fluid valve nut 19 The u cup lips must face toward the tool as shown This will help apply even pressure to the u cup lips and avoid damaging them lt ODJ oN 20 ti4852a FIG 35 8 Push the u cup packings 20 into the fluid valve nut 19 until a definite snap is felt 310692D Reassembling the gun XQ To ensure proper alignment of the parts assemble parts in the exact order given in the following steps 1 Slide the insert 4 into the spray housing 2A and install them onto the gun body 1 Align the housing with the slot and lip A on the gun body 2A 4 A ti4830a FIG 36 2 Tighten the hex nut 9 onto the insert 4 hand tight then loosen the nut about one turn so the insert 4 and spray housing sit loosely in the gun body ti4978a FIG 37 3 Check the fluid needle 13 for damage or excessive wear Replace
16. iant Airspray 504A 234713 234721 234705 a 1 5 234714 ees ce Gravity feed spray guns with 3M PPS gravity cup Orifice Size in m HVLP Compliant Airspray aA 234681 234689 234677 a _ 1 A 234682 M us 310692D 5 Gun Selection HVLP Guns An HVLP gun is a high transfer efficiency gun which lim its the air pressure at the aircap to 10 psi maximum In some areas an HVLP gun is required for compliance with environmental standards Gun Selection Compliant Guns A compliant gun is a high transfer efficiency gun which has been tested to have a transfer efficiency greater than or equal to HVLP guns The Graco compliant guns have no restrictions on aircap pressures but the gun inlet pressure must remain under 29 psi 21 MPa 2 1 bar to remain in compliance Airspray Guns Excellent atomization and high production rates typically with some reduction in transfer efficiency Air Caps The chart below lists the air caps available for pressure feed gravity and siphon feed guns Width Nozzle Orifice Part Air Cap Spray Gun ID in mm in mm Number HVLP Ball 15 381 030 070 234753 75 1 8 O HVLP 15 381 381 Pressure Feed Feed 086 2 2 2 2 234754 HVLP es 509 15 381 Z 2 8 Eca HVLP 12 3 Gravity Siphon 030 070 234752 Feed 75 1 8 Compliant 279 All Models 030 070 234762 75 1 8 75 1 8 10 254 00622 234766 10 254 moea 2
17. l turn to pre set the packings Loosen the screw then turn it in until it touches the packings again Tighten the screw 1 12 turn more equal to half the distance between points on the hex head See FIG 41 14 Trigger the gun to test the needle movement If the needle does not return after the trigger is released or is slow in returning loosen the packing screw 8 until the needle returns freely 15 Replace seal 15B Install the air cap 14 air cap retaining ring 15A and seal 15B Hand tighten the ring 14 15A 15B a f i rm saD ti4980a FIG 43 16 Make sure the gun fluid packings are sealing prop erly by spraying solvent at low pressure before fully pressurizing the gun with the fluid to be sprayed 17 If the fluid packings leak tighten the packing screw 8 slightly and retest until the packings and fluid needle seal completely 310692D 310692D Service 25 Parts Parts Airspray HVLP and Compliant Guns With Pressure Gravity and Siphon Feeds 25D 25B 25A 25C 15A 15B 14 12 17 23 22 37 20 19 21 ti4821a 7 10 29 a i ti4831b t Insert 4 appears for top or bottom feed depending on application 26 310692D Airspray HVLP and Compliant Guns With Pressure Gravity and Siphon Feed Ref No J 2 2A 2B 4 5 f 10 11 12x 13x 13A 15 Part No 234740 15D661 15C463 188494 188495 192351 192352 192348 15D993 203953 239
18. lies 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 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
19. nd gasoline Do not plug or unplug power cords or turn power or light switches on or off when flammable fumes are present Ground equipment and conductive objects in work area See Grounding instructions Use only grounded hoses Hold gun firmly to side of grounded pail when triggering into pail If there is static sparking or you feel a shock stop operation immediately Do not use equipment until you identify and correct the problem PRESSURIZED EQUIPMENT HAZARD Fluid from the gun dispense valve leaks or ruptured components can splash in the eyes or on skin and Cause serious injury e Follow Pressure Relief Procedure in this manual when you stop spraying and before cleaning checking or servicing equipment e Tighten all fluid connections before operating the equipment e Check hoses tubes and couplings daily Replace worn or damaged parts immediately EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury e Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings Check equipment daily Repair or replace worn or damaged parts immediately Do not alter or modify equipment For professional use only Use equipment only for its intended purpose Call your Graco distribut
20. needle tip or entire needle if neces 310692D Service sary If replacing needle tip use low strength thread adhesive on needle tip threads 4 Lubricate the outside of the new air valve assembly 26 and place it on the fluid needle 13 against the nut B See FIG 38 5 Install the fluid needle 13 and the air valve assem bly 26 into the back of the gun ti4853a a FIG 38 6 With u cup 20 and spacer 37 already installed into fluid nut 19 point gun down and install spring 22 and fluid nut 19 Tighten the fluid nut 19 to 125 135 in lb 14 15 Nem 22 37 20 19 ti4850a FIG 39 7 Install needle spring 23 Install fluid adjustment knob 21 23 8 Install the trigger 10 pivot pin 17 wave washer 18 and screw 11 Torque the screw to 20 30 in lb 2 3 3 4 Nem 17 De On 18 10 T i yj ti4828a FIG 40 9 Apply a thin film of lubricant to the fluid nozzle seat and threads 10 Trigger the gun while you install the fluid nozzle 12 with the gun tool 28 Torque the nozzle securely to 40 in lb 4 5 Nem ti4849i Fic 41 11 Tighten the hex nut 9 securely to 125 135 in lb 14 15 Nem 24 Service 12 Install the pattern adjustment valve assembly 25A D Torque the nut 25A to 125 135 in lb 14 15 Nem 25A D ti4832a FIG 42 13 Tighten the packing screw 8 by turning the screw in until it touches the fluid packings then tighten one ful
21. or for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not use hoses to pull equipment Comply with all applicable safety regulations TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed e Read MSDS s to know the specific hazards of the fluids you are using e Store hazardous fluid in approved containers and dispose of it according to applicable guidelines Selection Charts Selection Charts Pressure feed spray guns Orifice Size in mm HVLP Compliant Airspray oes 22 O s O O o C mea 2 110 2 8 234652 ae 234641 042 1 0 234653 Ce 234644 055 1 4 234654 PS 234645 070 1 8 234655 SY 234646 owo O O J a C S S A C T woa z Guns included with hardened SST needle tips and nozzles t Clear chromate gun body Pressure feed spray guns with 1 quart pressure feed cup 239802 Orifice Size in mm HVLP Siphon feed spray guns Spray Gun with 1 quart i Spray Gun Only SST cup Orifice Size 055 1 4 234695 234642 234732 234718 070 1 8 234696 234643 234733 234719 4 310692D Selection Charts Gravity feed spray guns without gravity cup Orifice size in mm HVLP Compliant Airspray 055 1 4 234658 234685 234662 070 1 8 234659 234686 234663 Gravity feed spray guns with 16 oz gravity cup Orifice size in m HVLP Compl
22. ower HVLP air pressures along with a larger fluid particle size because there is less air to blow off solvents than what is produced by conven tional airspray Take care to avoid runs or sags as you spray 310692D Operation 1 To achieve the best results when applying fluid e Keep the gun perpendicular and 6 to 8 inches 150 to 200 mm from the object being sprayed e Use smooth parallel strokes across the surface to be sprayed with 50 overlap Incorrect ti4843a Correct IN I ti4842a fi J rra i s ee gt y e FIG 12 13 Daily Gun Maintenance Daily Gun Maintenance A WARNING HEN Follow Pressure Relief Procedure page 13 when you stop spraying and before cleaning checking ser vicing or transporting equipment Read warnings page 3 CAUTION Methylene chloride with formic or propionic acid is not recommended as a flushing or cleaning solvent with this gun as it will damage aluminum and nylon compo nents CAUTION Solvent left in gun air passages could result in a poor quality paint finish Do not use any cleaning method which may allow solvent into the gun air passages Do not point the gun up while cleaning it Do not wipe the gun with a cloth soaked in solvent ring out the excess Do not use metal tools to clean the air cap holes as this may scratch them scratches can distort the spray pattern General maintenance Y Relieve the pressure
23. re Feed Fluid and Air Operating Temperature Range Weight Air Inlet Fluid Inlet Wetted Parts Noise Data Sound Pressure Sound Power Air Consumption Gravity Siphon Feed Airspray at 50 psi inlet HVLP at 29 psi inlet Compliant at 29 psi inlet Air Consumption Pressure Feed Airspray at 40 psi inlet HVLP at 40 psi inlet Compliant at 29 psi inlet Technical Data Data 300 psi 2 1 MPa 21 bar 100 psi 0 7 MPa 7 bar 29 psi 200 kPa 2 0 bar 29 psi 200 kPa 2 0 bar 40 psi 280 kPa 2 8 bar 32 F to 109 F 0 C to 43 C 22 3 OZ 632 g 1 4 18 npsm 3 8 npsm 304 303 17 4 PH Stainless Steel PEEK Acetal Ultra High Molecular Weight Polyethylene 84 4 Db A 94 0 Db A 14 1 scfm 15 5 scfm 11 2 scfm 12 5 scfm 21 0 scfm 11 2 scfm All readings were taken with the gun controls fully open and with 40 psi 280 kPa 2 8 bar Sound pressure was tested to CAGI PNUEROP 1969 Sound power was tested to ISO 3744 1981 310692D 33 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 app
24. relief valve and a single air regula tor and gauge 1 Quart Remote SST Pressure Cup 239804 1 qt 0 95 liter capacity 304 stainless steel cup Includes air pressure regulator and gauge 4 ft 1 2 m length air and fluid hose with 1 4 npsm f swivel ends pressure relief valve and rigid hook handle 31 SST Pressure Cup Kit 239803 with double air regulator 1 qt 0 95 liter capacity 304 stainless steel cup Includes a pressure relief valve a 0 100 psi 0 0 7 MPa 0 7 bar air regulator for gun atomization and a 0 15 psi 0 104 kPa 0 1 0 bar air regulator for the 1 gt pressure cup supply air Installing the pressure cup kit adds a pressure drop that could limit the air cap pressure Disposable Polythylene Cup Liners Paint and solvent resistant 40 Liners per box 112490 1 Quart Size 112491 2 Quart Size 32 Accessories 3M PPS Paint Preparation System Gravity Feed 234837 Siphon Feed 234773 For use with gravity feed gun Includes PPS cup liner and adapter See instruction manual 310693 for more information Gravity Feed Siphon Feed Fluid Shut Off Spring 110402 Replaces standard spring 114072 when using SST nee dle tips and provides increased shut off force in difficult applications 310692D Technical Data Category Maximum Working Fluid Pressure Maximum Working Air Pressure Maximum Compliant Inbound Air Pressure HVLP Gravity Siphon Feeds HVLP Pressu
25. sen the hex nut 9 with the gun tool 28 i BP a Wisk FIG 26 7 Remove the spray housing 2A and insert 4 2A 4 ti4830b FIG 27 20 Service Replacing the spray housing o rings and packings 1 With the spray housing 2A removed from the insert 4 use a mechanical pick to remove the o ring 2B from the housing 2A 2A 36 4 ti4829b FIG 28 2 Remove o ring 34 from the insert 4 IN O ring 2B is slightly larger than o ring 34 3 Install a new o ring 34 into the insert 4 Install a new o ring 2B into the housing 2A XQ NOTE To ease o ring installation place the insert 4 into the spray housing 2B to plug the end Install one end of the o ring into the groove in the housing then press the rest of the o ring into place 310692D 4 Unscrew the packing screw 8 from the insert 4 with the gun tool 28 5 6 7 pP N 5 8 ti4834a FIG 29 5 Using a mechanical pick push the three fluid pack ings 5 6 7 out of the insert 4 Be careful not to damage the insert Discard the old fluid packings 6 Place the new fluid packings 5 6 7 and packing screw 8 onto the needle 13 Note the orientation of the parts ti4834a FIG 30 7 Insert the fluid needle 13 into the back of the insert 4 to install the fluid packings 5 8 Tighten the packing screw 8 just enough to hold the packings 5 in the insert 4 The needle
26. t 234828 purchase separately 29 Accessories Cleaning Brush 105749 For use in cleaning gun Lubricant 111265 One 4 oz 113 gram tube sanitary non silicone lubri cant for fluid seals and wear areas Air Control Valve Kit 243670 Install on the gun air inlet to control both the atomizing air and the pressure in the spray gun cup if used 1 4 nosm x 1 4 19 BSPT 30 Accessories Air Control Valve 234784 Comes with gauge Allows for air pressure adjust ment at gun inlet HVLP Air Pressure Verification Kit For use in checking HVLP air cap atomizing air pressure at various supply air pressures Not to be used for actual spraying Install the kit air cap on the gun Turn on the air to the gun then trigger the gun and read the atomizing air pressure on the gauge 310692D Gun Air Regulator Assy 235119 0 100 psi 0 0 7 MPa 0 7 bar air regulator to control air pressure to gun Installing the gun air regulator adds a pressure drop that could limit the air cap pressure Gravity Cup For use with gravity feed gun Nylon cup 304 stainless steel 3 8 npsm f fluid inlet fitting fluid filter cartridge included 239714 16 oz 474 cc 239715 8 oz 237 Cc 310692D Accessories Gravity Cup Holder Bracket 192407 Fits both gravity cup sizes SST Pressure Cup Kit 239802 with single air regulator 1 qt 0 95 liter capacity 304 stainless steel cup Includes a pressure
27. the red band on the knob stem 21 is visible the knob is not adjusted correctly and could result in serious injury Repeat step 3 in Adjusting the Spray Pattern 310692D Setup 3 To establish the correct fluid flow turn the fluid adjustment knob 21 counterclockwise until no restriction of the trigger movement is felt then turn out another half turn When the knob is turned far enough the trigger should be able to touch the gun handle when the gun is triggered ti4840a FIG 8 4 Pressure feed only Adjust fluid pressure to achieve desired fluid flow rate 5 To reduce fluid flow turn the fluid adjustment knob 21 clockwise DS e If the fluid adjustment knob is turned clockwise all the way the gun will emit only air e f you cannot achieve the correct fluid flow with the fluid adjustment knob a different sized noz zle may be necessary For smaller fluid flow use the next size smaller nozzle For a larger fluid flow use the next size larger nozzle ti4840a FIG 9 6 Spray atest pattern Evaluate the spray pattern size and atomization 17 Setup 7 To achieve a narrow spray pattern turn pattern 9 To improve atomization reduce the fluid flow rate adjustment valve 25 clockwise Increasing the air pressure can improve atomization but may result in poor Transfer Efficiency TE or non compliant operation AL e For gravity feed HVLP guns at 29 psi 200 kPa la Close 2 0 bar gun inlet
28. uid adjustment knob threads e Trigger pivot pin e Fluid needle shaft Lubricate Y N ti4848a FIG 22 Lubricate om 4 ti4819a FIG 23 310692D 17 Troubleshooting A WARNING on Follow Pressure Relief Procedure page 13 when you stop spraying and before cleaning checking ser vicing or transporting equipment Read warnings page 3 Troubleshooting le T S T Fluid flow is fluttering while spraying Fluid nozzle not tight enough Fluid filter clogged Fluid source empty Air hose size is too restricted for higher air flow being used Fluid flow fades while spraying high viscosity fluids Pattern becomes off set or heavy on ends Air cap horn holes plugged or damaged Nozzle tip dirty or damaged Gun fluid pressure is too high with gun triggered cannot achieve desired flow rate Using a low fluid pressure setting the fluid flow is too high making it neces sary to restrict needle travel to reduce fluid flow Fluid system will not operate at low enough fluid pressure below 10 psi 70 kPa 0 7 bar Using needle nozzle kit with too small orifice Using needle nozzle kit with too large orifice There is no fluid regulator or air reg ulator or pressure pot is not sensitive enough at low pressures 18 Tighten fluid nozzle to 40 in lb 4 5 Nem Check fluid filter Refill Use 5 16 in 7 9 mm I D air hose if the hose is 25 ft 7 6 m long If longer hose is n
Download Pdf Manuals
Related Search