Gebruiksaanwijzing /service van het product TI14428A van de fabrikant Graco Inc.
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Instr uctions/P ar ts AirPr o ™ EFX A utomatic Spra y Gun 313869B ENG Con ventional, HVLP , HiTEch, and L VMP automatic guns for small component finishing applications. For pr of essional use only . 100 psi (0.7 MP a, 7 bar) Maximum W or king Fluid Pressure 100 psi (0.
Models 2 313869B Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Selection Char ts . . . . . . . . . . . . . . . . . . . . . . . . . .
Warnings 313869B 3 Wa r n i n g s The f ollowing warnings are f or the setup, use , grounding, maintenance, and repair of this equip- ment. The e xclamation point symbo l aler ts y ou to a general w ar ni ng and the hazard symbol refers to procedure-specific risk.
Warnings 4 313869B EQUIPMENT MISUSE HAZARD Misuse can cause deat h or serious injur y . • Do not operate the un it when f atigued or u nder the influence of drugs or alcohol. • Do not e xceed the maximum working pressure or temperature rating of the lo west rated system component.
Warnings 313869B 5 T O XIC F LUID OR FUMES HAZARD T o xic fluids or fumes can cause ser ious injur y or death if splashed in the ey es or on skin, inhaled, or s wallow ed.
Selection Charts 6 313869B Selection Char ts TERMS Light Fluid : Up to 18 seconds with No . 2 Zahn cup (20 centipoise) Medium Fluid :19 to 28 seconds with No . 2 Zahn cup (20-64 centipoise) Heavy Fluid : Greater than 28 seconds with No . 2 Zahn cup (greater than 64 centipoise) -- 2.
Selection Charts 313869B 7 Models With Manif olds Models Without Manif olds Gun Assembl y Pa r t N o . T y p e Includes: Orifice Size Construction of Needl e Tip/ Nozzle Exit Fluid Adjustment Knob Construction of Fluid Fitting Needle/ Nozzle Kit Pa r t N o .
Selection Charts 8 313869B Air Caps * M aximum complian t HVLP inlet pressure. Sample P attern Sizes and Shapes * Fluid visc osity f or these samples w as 30 centipoise . Needle Assembl y Identification Air Cap Pa r t N o . T y p e Nozzle Orifice Recommended Gun/Manifold Inlet Pressur e psi (MP a, ba r) Air Cap Color in.
Selection Charts 313869B 9.
Installation 10 313869B Installation This spra y gun can spra y most coatings or fin- ishes currently being used f or small compo- nent plastic, w ood and metal finishing applications, while easily operating from paint deliv er y systems, such as pressure pots or remote pumps f or pro duction line operation.
Installation 313869B 11 Guns without Manif old The gun is shipped ready f o r use in a circulat- ing system, with a fitting installed in each fluid por t. Connect the fluid s upply line to one fluid inlet fitting (15) and the fluid re tur n line to the other .
Installation 12 313869B Mount Gun Recipr ocating Arm Rod Mount T o mount the gun on a reciprocating ar m rod [0.75 in. (19 mm) diameter maximum], inser t the bar (A) through the hole in the manif old as shown in F IG . 3. NO TE: Use the 1/8 in. ali gnment slot (P) to assist in orienting the gun.
Setup 313869B 13 Setup Connect Air Line NO TE: • If y our regulated air source does not ha ve a filter , instal l an air filter (G) on each air line to ensure a dr y , clean air supply to the gun. Dir t and moisture can ruin the appearance of your finished workpiece.
Setup 14 313869B F IG . 6: Remote Air Regulation using Sole noid (Guns with Manifold) TI14444A FA N A I R CYLINDER AIR A T OMIZING AIR 2-way solenoid valve 3-way solenoid valve 2-way solenoid valve Air regulator F IG .
Setup 313869B 15 Connect Fluid Hose NO TE: • Bef ore connecting the fluid line, bl ow it out with air and flush it with solvent. Use solv en t that is compatible with the fluid to be spra yed. • Install a flui d regulator (L) on the fluid line to control fluid pr essure to the gun.
Setup 16 313869B Flush Spra y Gun Bef ore r unning any paint through the spra y gun: 1. Flush the gun with a so lv ent that is compat- ible with the fluid to be spr ay ed, using the low est possible fluid pressure and a grounded metal container . See Clean and Flush Gun , page 20.
Setup 313869B 17 NO TE: A larger fluid nozzl e at a reduced fluid pressure will maintain t he same flow rate, b ut the fluid stream (v eloc ity) will slow down. When air is applied, the lo wer velocity allo ws the air to act on t he fluid longer , which improv es atomization.
Operation 18 313869B Operation Pressure Relief Pr ocedure 1. T urn off all bleed ty pe air v alves and all other air and fluid s upplies to the gun. 2. T rigger the gun into a grounded metal waste container to re lie v e fluid pressure. Appl y Fluid The gun does not hav e an air shutoff .
Operation 313869B 19 Dail y Gun Care NO TICE Meth ylene chlor ide with f or mic or propionic acid is not recommend ed as a flushing or cleaning solv ent with th is gun as it will damage aluminum and n ylon components. NO TICE Solv ent left in gun air pass ages could result in a poor quality paint finish.
Operation 20 313869B General System Maintenance • Fo l l o w t h e Pressure Relief Procedure , page 18. • Clean the fluid and ai r line filters daily . • Check f or any fluid leakage from the gun and fluid hoses. Tighten fi ttings or replace equipment as needed.
Operation 313869B 21.
Troubleshooting 22 313869B T r oubleshooting Prob lem Cause Solution Spra y P atter n Nor mal patter n. No action necessar y . Spra y P atter n Dir ty or damaged air cap or fluid nozzle. Rotate air cap (5) 180°. If patter n f ollows air cap , prob- lem is in air cap .
Troubleshooting 313869B 23 Gun spitting. Air getting into paint stream. Chec k if fluid source is empty and fill. Tighten fluid nozzle (4). Check fluid nozzle o-ring (3) f or damage. Check fluid nozzle (4) f or dam- age. Will not spra y . Fluid c ontrol v a lv e (11) tur ned too f ar clockwise .
Service 24 313869B Service NO TE: Numbers in parenthesis in the text ref er to the ref erence numbers in the figures and in the par ts list. Disassembl y 1.
Service 313869B 25 6. Use a 1/16 he x wrenc h to loosen the fluid needle set screw (7a). Remo ve the needle (6) from the piston (7). 7. Chec k the fluid needle (6) for damage or e xcessive w ear . Replac e the needle if nec- essar y . 8. Use the 10 mm he x nu t dr iv er to remov e the fluid packing n ut (2).
Parts 26 313869B Pa r t s 5a 5b 5c 21 5d 4 17 16 2 6 7a 7b 10 15 14 12 13 20 19 18 1 11 21 5c 5b 5a 5d 4 15 14 15 1 3 2 6 7b 7 10 11 ti14447a ti14448a ti14945a 7a 13 20 3 7 Ultra-precision knob Indexi.
Parts 313869B 27 P ar ts in Common Additional P a rts for Models with Manif old ----- Not sold separately . ✓ Included in Air Cap Seal Kit 289791. See Repair Kits , page 28. † Includ ed in Manif old O-Ring Kit 24D827. See Repair Kits , page 28. Ref.
Repair Kits 28 313869B Repair Kits * Needle tip and nozzle e xit constructed from tungsten carbide . Accessories Kit 24C216, Fitt ings (1/4 inch) Kit 24D143, Robot Adapter Kit F anuc P a int Mate 200 Compatible with and without manif old. Kit 24D008, Inlet Air Needle V alve Includes needle v a lv e and 6mm tube fittings.
Dimensions 313869B 29 Dimensions Guns with Manif old Guns without Manif old F IG . 20 4.9 in. (124 .5 mm) with Ultra-Precision k nob 4.1 in. (104.1 mm) wit h indexing knob 3.5 in. (88.9 mm) wit h lock ring and cap 3.8 in. (96.5 mm) 1.4 in. (35.6 mm) 0.
Mounting Hole Layouts 30 313869B Mounting Hole La y outs Guns with Manif old F IG . 22 ti14441a 0.43 in. (10.9 mm) 0.86 in. (21.8 mm) 1.22 in. (31.0 mm) 3 x M8 x 1. 25 0.34 in. (8. 6 mm) thru 0.13 in. (3.3 mm) slot 1.4 in (35.6 mm) 1.27 in (32.3 mm) 0.
Mounting Hole Layouts 313869B 31 Guns without Manif old F IG . 23 0.95 in. (24.1 mm) M8 x 1.25 T 0.35 in. (8.9 mm) deep ti14701a 0.13 slot (3.3 mm) 1.76 in.
Technica l Data 32 313869B T e c hnical Data T riggering Speed These v alues apply to a new gun wit h a 12 ft. (3.6 m), 1/4 in. (6 .3 mm) OD cylinder air line and a 0.043 in. nozzle. These v alues w ill v ar y slightly with use and with variations in equipment.
Technical Data 313869B 33 Sound Data Sound pow er measured per ISO 9614-2. Con ventiona l Measured at 43 psi (0.30 MP a, 3.0 bar) atomizing air and f an air pressure Sound P ower. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sound Pressure .
Air Flow 34 313869B Air Flo w See the char t to deter mine air c onsumption. Add the air consumpt ion v alues shown f or the atom- izing air and f an air to get the total air consumpt ion. For e xample , air ca p 24C182 with 35 psi inlet pressure uses 3.
Air Flow 313869B 35 Spra y P attern T est Repor t Ev er y AirPro EFX gun must pass a spra y pattern test. The test report is pr inted and shipped in the bo x with the gun.
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. Original instructions. This manual contains English.
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