静电喷涂涂料调压器说明书

1、 100 psi (0.7 MPa, 7 bar Maximum Fluid and Air Pressure308098HPart No. 235287Standard Fluid Pressure RegulatorFor use with low pressure air spray systems.Part No. 224531PRO t 4600 Fluid Pressure RegulatorFor use with the PRO 4600 air spray gun. Includes standard fluid regulator235287 and a fluid tub

2、e assembly to connect to the PRO 4600 gun manifold.Part No. 236854PRO t Auto Xs and PROt 5500 Fluid Pressure RegulatorFor use with the PRO Auto Xs and PRO 5500 air spray gun. Connects directly tothe PRO Auto Xs and PRO 5500 spray gun fluid inlet.Read warnings and instructions.See page 2 for Table of

3、 Contents.0602BGRACO INC.P.O. BOX 1441MINNEAPOLIS, MN55440-1441Copyright 1991, Graco Inc. is registered to I.S. EN ISO 9001Table of ContentsSymbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4、. . . . . 2Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Performance Charts. . . . . . . . . . . . . . . . . . . . . . . . . . . 11Troubleshooting . . . . . . . . . . . . . .

5、 . . . . . . . . . . . . . . . . . 12Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14Technical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Dimension

6、s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Graco Standard Warranty. . . . . . . . . . . . . . . . . . . . . . 16Graco Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16Symbols Warning SymbolThis symbol alerts you to the possibility of seriousinjury

7、 or death if you do not follow the instructions.Caution Symbol This symbol alerts you to the possibility of damage toor destruction of equipment if you do not follow theinstructions. 2308098308098 3 InstallationGroundingFor grounding instructions for the fluid regulator you are installing, see Fig.

8、1 or 2. Installing the SystemB C D E F G HFluid RegulatorFluid Tube; 3/8” O.D.Ball ValveSpray GunAir Tube; 1/4” O.D.Check ValveAir Regulation System; manual regu-lator or electrical air pressure controlIn an electrostatic system, the gun body and fluid down-stream of the fluid regulator must be conn

9、ected to a trueearth ground. Fluid must pass through a grounded fittingat the gun.Fig. 1System Installation and Grounding, Part No. 235287 and 224531 Fluid Regulators0608B 4308098Installation 1. Install an air regulator (H, check valve (G, andball valve (D on the air supply line, upstream fromthe fl

10、uid regulator (B. See Fig. 1 or 2, dependingon which fluid regulator you are installing. 2. Install a ball valve (D on the fluid supply line,upstream from the fluid regulator.3. Install the fluid regulator as instructed in the nextsection, Installing the Fluid Regulator.Accessories are available fro

11、m your Graco distributor.If you supply your own accessories, be sure they areadequately sized and pressure rated for your system.For assistance in designing a system that is custom-ized for your application, contact your Graco distribu-tor.B C D E F G HFluid RegulatorFluid Tube; 3/8” O.D.Ball ValveS

12、pray GunAir Tube; 1/4” O.D.Check ValveAir Regulation System; manual regu-lator or electrical air pressure controlPart No. 236854 fluid regulator is grounded by connecting itsmetal fitting (A directly to the PRO Auto Xs or PRO 5500spray gun fluid inlet. Do not install non-conductive fittings ormodify

13、 the gun or fluid regulator in any way that will disrupt theground connection.Fig. 2 System Installation and Grounding, Part No. 236854 Fluid Regulator03827308098 5InstallationInstalling the Fluid RegulatorPart No. 235287 Fluid Regulator 1. Provide a mounting bracket for the fluid regulator.Recommen

14、ded dimensions are shown in Fig. 3.2. Slide the fluid regulator into the bracket (K slotand secure it with the two setscrews (J provided.See Fig. 4.3. Adjust the length of a 1/4 inch O.D. fluid tube (L toconnect between the regulators fluid-out elbow(M and the gun fluid inlet (N.4. Slide the ferrule

15、s and nut from the fluid-out elbow(M over the fluid tube (L.5. Connect the other end of the fluid tube (L to thespray gun fluid inlet (N, using appropriate fit-tings (U. Install the fluid tube into the fluid-outelbow (M and tighten the nut.6. Install the 3/8 inch O.D. fluid tube (P into theregulator

16、 s fluid-in elbow (R and tighten the nut.7. Install the 1/4 inch O.D. air tube (S into the regu-lator s air-in elbow (T and tighten the nut. 6308098for setscrews. Screw must line-up with(4.95 mmcounterbores in regulator housing.Fig. 3Read the warning on page 4 and the instructions in Fig. 1.Fig. 4 0

17、1381InstallationPart No. 224531 Fluid Regulator and the PRO 4600Standard Gun Bracket 1. Slide the fluid regulator into the PRO 4600 stan-dard gun bracket (K slot. See Fig. 4.2. Adjust the length of the 1/4 inch O.D. fluid tube (Lto connect between the regulators fluid-out elbow(M and the 1/4 npsm gu

18、n manifold fluid inlet fitting(N.3. Tighten the fluid tubes 1/4 npsm swivel (U ontothe manifold fitting (N.4. Install the nut and ferrules from the fluid-out elbow(M onto the fluid tube (L. Install the fluid tube intothe elbow and tighten the nut.5. Secure the regulator to the mounting bracket (Kwit

19、h the two set screws (J provided.6. Install the 3/8 inch O.D. fluid tube (P into theregulator s fluid-in elbow (R and tighten the nut.7. Install the 1/4 inch O.D. air tube (S into the regu-lator s air-in elbow (T and tighten the nut.308098 7InstallationPart No. 224531 Fluid Regulator and the PRO 460

20、0Adjustable Gun Bracket NOTE: Bushing (AA, seal (BB, fluid-out elbow (CC,and fluid tube assembly (W must be disassembledwhen installing the fluid regulator into the bracket (V.See Fig. 5.1. Install the fluid regulator through the gun mountingbracket (V. Make sure the two counterbores (Yare facing th

21、e set screw holes in the mountingbracket. See Fig. 5.2. Install the bushing (AA, seal (BB, and fluid-outelbow (CC into the regulator. Tighten and adjustthe elbow to point towards the gun manifold.3. Adjust the length of the 1/4 inch O.D. fluid tubeassembly (W to connect between the regulators fluid-

22、out elbow (CC and the 1/4 npsm gun man-ifold fluid fitting (X. See Fig. 6.4. Tighten the fluid tubes 1/4 npsm swivel (Z ontothe manifold fitting (X.5. Install the nut and ferrules from the regulatorsfluid-out (CC elbow onto the fluid tube assembly(W. Install the fluid tube into the elbow and tighten

23、the nut.6. Secure the fluid regulator to the mounting bracket(V, using the two set screws (DD provided.7. Install the 3/8 inch O.D. fluid tube (EE into theregulator s fluid-in elbow (FF and tighten the nut.8. Install the 1/4 inch O.D. air tube (GG into theregulator s air-in elbow (HH and tighten the

24、 nut.8308098Fig. 50605A Fig. 60606A InstallationPart No. 236854 Fluid Regulator and the PRO AutoXs or PRO 5500 Spray Gun 1. Position the fluid regulators air-in elbow (JJ andfluid-in elbow (KK as shown in Fig. 7 for properhose routing.2. Connect the regulators fluid outlet swivel fitting(LL to the P

25、RO Auto Xs or PRO 5500 guns fluidinlet (P1. Position the regulator and tighten theswivel fitting.3. Install the 3/8 inch O.D. fluid tube (MM into theregulator s fluid-in elbow (KK and tighten the nut.4. Install the 1/4 inch O.D. air tube (NN into theregulator s air-in elbow (JJ and tighten the nut.M

26、MRead the warning on page 4 and the instructions in Fig. 2,page 5.Fig. 703448 308098 9OperationOperationNOTE: Do not use the fluid regulator to shut-off thefluid. The fluid regulator is not a fluid shut-off deviceand will not be consistent in completely shutting-off thefluid flow.1. Start the fluid

27、supply source.2. Open the ball valve at the fluid regulators fluidinlet. 3. Increase the air pressure to the fluid regulator untilyou have the desired fluid flow rate. Use thePerformance Charts, page 11, as a guide.4. Monitor the regulators air line and air bleed holedaily for any sign of fluid. Sto

28、p operation immedi-ately if fluid is present. Refer to troubleshooting,page 12, to correct the problem. See Fig. 8, page13, for the air bleed hole location. 10308098FlushingFlush the regulator with a compatible solvent wheneverthe rest of the system is flushed. Flush until the equip-ment is thorough

29、ly clean. Use the lowest possiblepressure when flushing.Pressure Relief Procedure 1. Shut off the fluid supply source.2. Close the fluid regulators fluid inlet ball valve.3. Make sure there is at least 10 psi (.07 MPa, 0.7bar air pressure to the regulators air inlet.4. Relieve fluid pressure in the

30、regulator by triggeringthe spray gun until fluid stops flowing.5. Disconnect the fluid line from the regulators fluidinlet. 6. Shut off the air to the regulator and relieve thepressure in the regulators air inlet line.Performance ChartsFluid Flow Versus Pilot PressureNOTE: Chart results obtained usi

31、ng Part No. 224531 fluid regulator with PRO 4600 spray gun.500450F L U I D F L O W (C C /M I N 400350300250200150100500051015202530354045505560PILOT AIR PRESSURE (PSI 800700F L U I D F L O W (C C /M I N 6005004003002001000051015202530354045505560PILOT AIR PRESSURE (PSI 900800F L U I D F L O W (C C /

32、M I N 700600500400300200100005 900800F L U I D F L O W (C C /M I N 70060050040030020010001015202530354045505560PILOT AIR PRESSURE (PSI051015202530354045505560PILOT AIR PRESSURE (PSI 500450F L U I D F L O W (C C /M I N 4003503002502001501005000Low Viscosity Applications (6.6 CPS2468101214161820PILOT

33、AIR PRESSURE (PSI 308098 11Troubleshooting NOTE:Check all remedies in the chart below beforedisassembling the fluid regulator. 12308098Service 5. Inspect and clean all parts. To clean the diaphragm(4, dampen a rag with solvent and wipe the dia-phragm s PTFE (white side only.6. Replace parts that are

34、 worn or damaged. Removeand replace the diaphragm, o-rings, and seat atleast once a year.7. Install the spring (10, o-ring (9, poppet (8, andseat (7 into the regulator. Tighten the seat with thewrench (16.8. Install the actuator (6, diaphragm (4-with theP T FE side toward the fluid, o-ring (5, cap (

35、3 andretaining ring (2. Tighten the retaining ring secure-ly to prevent fluid leakage.1. Relieve the pressure.2. Disconnect the air tube from the air-in elbow (12.See Fig. 8.3. Loosen the retaining ring (2 and remove the cap(3, o-ring (5, diaphragm (4 and actuator (6.4. Loosen the seat (7, using the

36、 seat tool (16 pro-vided. Remove the poppet (8, o-ring (9, andspring (10.13111453 109816212Air-in7 60610AFig. 8308098 13Parts n n n Part No. 235287 Standard Fluid Pressure Regulator Includes items 116Part No. 236854 PRO Auto Xs and PRO 5500 Fluid Pressure Regulator Includes items 114, 1617Part No. 2

37、24531 PRO 4600 Fluid Pressure Regulator Includes items 101 and 102Ref. No. 1Part No.185814190234234n 5n 67n 8n 9n 10187175187174187168110497187173187171185861111345110498DescriptionQty. 11211111111111314151617101102111370187206187205111260187337208434235287235121Ref. No. 11Part No.111371DescriptionQ

38、ty. 122121111HOUSING, regulator;235287 Regulator OnlyHOUSING, regulator;236854 Regulator OnlyRING, retainingCAP , retainingDIAPHRAGM; nylon/buna-N layerO-RING; Vitonr ACTUATOR, valveSEAT, valvePOPPETO-RING; PTFE SPRING, compressionCONNECTOR, elbow; for 3/8 in. O.D. tubeCONNECTOR, elbow; for 1/4 in.

39、O.D. tubeSEAL, fitting; nylonBUSHING; 1/8 nptSET SCREW; 235287 Regulator OnlyWRENCH, regulatorADAPTER, union; 1/4-18 npsm;236854 Regulator OnlyFLUID REGULATOR, standard;Includes items 1 to 16 aboveFLUID TUBE ASSEMBLY;with brass fitting; not shown14308098n Keep these spare parts on hand to reduce dow

40、n time.Technical Data Delrin r and Viton DimensionsFor 1/4” O.D. TubeAir-In Connector0602A308098 15Graco Standard Warranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributo

41、r 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

42、the equipment is installed, operated and maintained in accordance with Gracos 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, inadequ

43、ate or improper maintenance, negligence, accident, tampering, or substitution of nonGraco 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 imp

44、roper 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

45、 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 a

46、t 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. Gracos sol

47、e obligation and buyers 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 l

48、oss 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. G