Graco Delta Spray XT, Instructions - Parts Manual

Page 1: ...ray XT Gun 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 II 2 G ...

Page 2: ... Manual Conventions Note French 310779 German 310780 Italian 310781 Spanish 310782 Finnish 310783 Danish 310784 Norwegian 310785 Swedish 310786 Dutch 310787 Japanese 310788 Korean 310789 Chinese 310790 WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury Warnings included in instructions generally have a symbol indicating the haza...

Page 3: ...s injury Follow Pressure Relief Procedure in this manual when you stop spraying and before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment Check hoses tubes and couplings daily Replace worn or damaged parts immediately EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury Do not exceed the maximum working pressure or temperature rati...

Page 4: ...1 0 234648 234694 234637 055 1 4 234649 234695 234638 070 1 8 234650 234696 234639 086 2 2 234651 234640 110 2 8 234652 234641 042 1 0 234653 234644 055 1 4 234654 234645 070 1 8 234655 234646 030 0 75 249856 042 1 0 249857 055 1 4 249858 070 1 8 249589 Orifice Size in mm HVLP 042 1 0 234709 055 1 4 234710 070 1 8 234711 086 2 2 234712 Orifice Size in mm Spray Gun Only Spray Gun with 1 quart SST c...

Page 5: ...ray guns with 3M PPS gravity cup Orifice size in mm HVLP Compliant Airspray 055 1 4 234658 234685 234662 070 1 8 234659 234686 234663 Orifice size in mm HVLP Compliant Airspray 055 1 4 234713 234721 234705 070 1 8 234714 234722 234706 Orifice Size in mm HVLP Compliant Airspray 055 1 4 234681 234689 234677 070 1 8 234682 234690 234678 ...

Page 6: ...nsfer efficiency Air Caps The chart below lists the air caps available for pressure feed gravity and siphon feed guns Measured with gun nozzle 8 in 203 mm from target surface Spray Gun Air Cap ID Typical Pattern Width in mm Gun Feed Nozzle Orifice in mm Part Number HVLP 321 15 381 Pressure Feed 030 070 75 1 8 234753 HVLP 322 15 381 Pressure Feed 086 2 2 234754 HVLP 323 15 381 Pressure Feed 110 2 8...

Page 7: ... 110402 see parts page 26 Nozzle Orifice in mm Nozzle Fluid Needle Assy Needle Tip Needle Nozzle Kit Typical Uses 030 75 234741 234765 234777 234829 Light Stains 042 1 0 234742 234765 234777 234830 051 1 3 234743 234767 234778 234831 Low Viscosity 055 1 4 234744 234767 234778 234832 059 1 5 234745 234767 234778 234833 Medium Viscosity 070 1 8 234746 234767 234778 234834 086 2 2 234747 234769 23477...

Page 8: ...8 npsm R3 8 19 C Air Inlet D Air Hose recommended 5 16 in 7 9 mm ID hose optional 3 8 in 9 5 mm ID hose E Air Shutoff Valve F Air Regulator G Air Filter H Air Supply Line Pressure and siphon feed guns will have bottom feed insert Gravity feed guns will have a top feed insert FIG 1 ti4819 A C D E G F H B ...

Page 9: ...sure regulator F See FIG 1 3 Install an air filter G See FIG 1 4 Use a 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 npsm gun air inlet C 6 Connect the other end of the air hose D to a regu lated air supply line Flush the spray gun before putting any paint through the gun WARNING Read warnings page 3 Follow Top and bottom feed gun...

Page 10: ...ted fluid supply line Connecting the fluid supply For packages that include fluid cups use the following chart for installation instructions 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 FIG 5 B J ti4854a Cup attachment Instruc...

Page 11: ...re PSI kPa bar 25 ft 5 16 in 7 9 mm ID hose HVLP Gravity 29 210 2 1 50 345 3 4 HVLP Pressure 40 280 2 8 72 480 4 8 Compliant 29 210 2 1 41 280 2 8 Airspray gravity feed 40 280 2 8 52 345 3 4 Airspray pressure feed 40 280 2 8 56 410 4 1 WARINING PRESSURIZED EQUIPMENT HAZARD To avoid injury never open the fluid adjustment knob 21 beyond the one half turn indicated in step 3 in Adjusting the Spray Pa...

Page 12: ...feed HVLP guns at 29 psi 200 kPa 2 0 bar gun inlet air pressure the pressure at the aircap will be 10 psi 70 kpa 0 7 bar 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 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...

Page 13: ...lower 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 1 To achieve the best results when applying fluid Keep the gun perpendicular and 6 to 8 inches 150 to 200 mm from the object being sprayed Use smooth parallel strokes across the surface to be spr...

Page 14: ...ad 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 ...

Page 15: ...ose to the gun 4 Hold metal part of gun against a grounded metal container trigger and flush the gun with solvent until all traces of paint are removed from the gun passages 5 Turn off the solvent supply 6 Relieve the pressure 7 Disconnect the solvent supply hose from the gun Cup attachment Instruction Manual 3M PPS 310693 Gravity Cup 308792 Siphon Cup 308792 Pressure Cups 308791 WARNING Follow Pr...

Page 16: ...hile you install the fluid nozzle 12 with the gun tool 28 Tighten the nozzle securely to 40 in lb 4 5 N m to obtain a good seal 14 Install the air cap retaining ring assembly 15 and air cap 14 FIG 17 CAUTION 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 FIG 18 FIG 19 ti4844b 12 28 1...

Page 17: ...ring out the excess Point the gun down and wipe off the outside of the gun 16 After cleaning the gun lubricate the following parts with lubricant 111265 daily Fluid adjustment knob threads Trigger pivot pin Fluid needle shaft FIG 22 ti4848a FIG 23 ti4819a Lubricate Lubricate ...

Page 18: ... heavy on ends 1 Air cap horn holes plugged or damaged 2 Nozzle tip dirty or damaged 1 Clean air cap horn holes with non metallic item such as a toothpick or replace air cap 2 Clean or replace nozzle Gun fluid pressure is too high with gun triggered cannot achieve desired flow rate Using needle nozzle kit with too small orifice Use needle nozzle kit with larger ori fice Using a low fluid pressure ...

Page 19: ...r cap 14 4 Trigger the gun while you remove the fluid nozzle 12 with the gun tool 28 See FIG 24 5 Remove the screw 11 pin 17 wave washer 18 and trigger 10 Order Repair Kit 234828 See Parts starting on page 25 Clean parts with a solvent that is compatible with the parts and the fluid being sprayed Lightly lubricate the parts indicated with lubri cant 111265 WARNING Follow Pressure Relief Procedure ...

Page 20: ...2B from the housing 2A 2 Remove o ring 34 from the insert 4 3 Install a new o ring 34 into the insert 4 Install a new o ring 2B into the housing 2A FIG 26 FIG 27 9 ti4978a 4 ti4830b 2A FIG 28 O ring 2B is slightly larger than o ring 34 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 pres...

Page 21: ...adjustment valve assembly 25 A D 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 at a time install the new u cup packings 25B with the packing installation tool 29 the u cup...

Page 22: ...shown 5 Push the packing 16 into the back of the gun until a definite snap is felt 6 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 sh...

Page 23: ...th 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 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...

Page 24: ...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...

Page 25: ...Service 310692D 25 ...

Page 26: ...d Compliant Guns With Pressure Gravity and Siphon Feeds ti4831b 4 36 2A 2B 10 11 24 23 22 20 19 21 13 26 16 35 25C 25A 25B 25D 5 6 7 8 9 29 28 Insert 4 appears for top or bottom feed depending on application 37 15A 15B 14 12 17 1 13A ti4821a ...

Page 27: ...93 U CUP 1 17 192272 PIN pivot 1 19 15C468 NUT fluid valve 1 20 110453 U CUP 1 21 15E245 KNOB fluid adjustment 1 22 114069 SPRING air valve 1 23 114072 SPRING needle 1 110402 SPRING needle for SST needle tips 1 24 195065 INLET air 1 15C518 INLET air HVLP gravity feed guns only 1 25 234379 VALVE ASSY pattern adjustment includes items 25A D airspray guns only 1 234297 VALVE ASSY pattern adjustment i...

Page 28: ...Parts 28 310692D 234788 Spatter or Specking Airspray Gun ti3652482aa 4 36 2A 2B 10 11 24 23 22 20 19 21 13 26 16 35 5 6 7 8 9 25 15A 15B 14 12 17 1 37 29 28 ti4831b ...

Page 29: ... UNF 1 10 15D993 TRIGGER 1 11 203953 SCREW trigger lock 1 12 15E139 NOZZLE fluid 1 13 239644 NEEDLE ASSY 1 14 196109 AIR CAP 1 15 239953 RETAINING RING ASSY includes items 15A B 1 15A RING 1 15B SEAL 1 16 188493 U CUP 1 17 192272 PIN pivot 1 19 15C468 NUT fluid valve 1 20 110453 U CUP 2 21 15E245 KNOB fluid adjustment 1 22 114069 SPRING air valve 1 23 114072 SPRING needle 1 24 195065 INLET air 1 2...

Page 30: ... atomizing air and the pressure in the spray gun cup if used 1 4 npsm x 1 4 19 BSPT 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 ...

Page 31: ...it 239802 with single air regulator 1 qt 0 95 liter capacity 304 stainless steel cup Includes a pressure 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 Insta...

Page 32: ...s Paint and solvent resistant 40 Liners per box 112490 1 Quart Size 112491 2 Quart Size 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 Fluid Shut Off Spring 110402 Replaces standard spring 114072 when using SST nee dle tips and provides increased shut off forc...

Page 33: ...s 29 psi 200 kPa 2 0 bar HVLP Pressure Feed 40 psi 280 kPa 2 8 bar Fluid and Air Operating Temperature Range 32 F to 109 F 0 C to 43 C Weight 22 3 oz 632 g Air Inlet 1 4 18 npsm Fluid Inlet 3 8 npsm Wetted Parts 304 303 17 4 PH Stainless Steel PEEK Acetal Ultra High Molecular Weight Polyethylene Noise Data Sound Pressure Sound Power 84 4 Db A 94 0 Db A Air Consumption Gravity Siphon Feed Airspray ...

Page 34: ...ship 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 ...