Instruction/ maintenance manual of the product 238892 Graco
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ST AINLESS STEEL, W A TERBASE-COMP A TIBLE, HIGH PRESSURE Fluid Pressure Regulators U.S. Patent No. 4942899 Instructions–Parts List 06540A 06288 06290 Model 238890, 238892 (spring-operated) Model 238894 (air-operated) Important Safety Instructions Read all warnings and instructions in this manual.
2 308647 T able of Contents List of Models 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W arnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 6 . . . . . . . . . . . . . . . . . .
3 308647 Symbols W arning Symbol W ARNING This symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions.
4 308647 W ARNING SKIN INJECTION HAZARD Spray from the gun, leaks, or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury .
5 308647 Notes.
6 308647 Installation H Multiple Circulating Spray Station Key A Air regulator B Bleed-type master air valve C Pump D Fluid filter and drain valve E Main fluid supply line F Gun fluid supply line G Fl.
7 308647 Installation Grounding the System W ARNING FIRE AND EXPLOSION HAZARD Before operating the fluid pressure regulator , ground the system as explained below . Pump: Use a ground wire and clamp. Loosen the grounding lug locknut (W) and washer (X).
8 308647 Operation Adjusting the System Pressure CAUTION D The new system must be cleaned and tested thoroughly before admitting fluid to the regulator to avoid contaminants clogging or damaging the regulator . D Always use the lowest possible air and fluid pressures for your application.
9 308647 Operation Flushing D Flush before changing colors, before fluid can dry in the equipment, at the end of the day , before storing, and before repairing equipment. D Flush at the lowest pressure possible. Check connectors for leaks and tighten as necessary .
10 308647 T roubleshooting W ARNING T o reduce the risk of serious bodily injury , including skin injection, splashing in the eyes or on the skin, or injury from moving parts, always follow the Pres- .
1 1 308647 Service Service Kits For the Fluid Diaphragm Repair Kit, order Part 238747. Parts included in this kit are marked with an asterisk, for example (7*), in the Parts Drawings and Lists on pages 14 and 16. For the Cartridge Repair Kit, order Part 238748 for all models except 248090.
12 308647 Service Replacing the Fluid Diaphragms See Fig. 3, and follow the steps below . For parts that are not called out in Fig. 3, see the Parts Drawing on page 14.
13 308647 Service Replacing the Cartridge See Fig. 3, and follow the steps below . For parts that are not called out in Fig. 3, see the Parts Drawing on page 14. CAUTION Handle the hard carbide parts, which are the ball (16), valve actuator (1), and valve seat (14), carefully to avoid damaging them.
14 308647 Parts Drawing Models 238889, 238890, 238891, and 238892 06289 T orque to 140 to 160 in-lb (16 to 18 N S m). 238889 with EZ Flush gauge port plug 238890 with fluid pressure gauge Spring-Operated Regulator 500 to 3000 psi (3.4 to 21 MPa, 34 to 207 bar) Regulated Fluid Outlet Pressure 3 1 19* 1 T orque to 25 t o 30 in-lb (2.
15 308647 Parts List Models 238889, 238890, 238891, and 238892 Ref. Part No. Description Qty . 1 * ACTUA TOR 1 2 238858 COVER, spring 1 3 { 191577 NUT , spring retainer 1 4 191578 BASE HOUSING; sst 1 .
16 308647 Parts Drawing Models 238893, 238894, 248090, and 255072 9 T orque to 25 t o 30 in-lb (2.8 to 3.4 N S m). 238893 with EZ Flush gauge port plug 238894 with fluid pressure gauge 248090 with fluid pressure gauge for LASD material 255072 High Resolution Air-Operated Regulator 100 psi (0.
17 308647 Parts List Models 238893, 238894, 248090, and 255072 Ref. No. Part No. Description Qty . 1 * ACTUA TOR 1 2 } 191584 HOUSING ADAPTER 1 3 {n 191577 NUT , spring retainer 1 4 191578 HOUSING, ba.
18 308647 Parts Drawing Model 244734 TI1373 9 T orque to 25 t o 30 in-lb (2.8 to 3.4 N S m). 244734 with EZ Flush gauge port plug Air-Operated Regulator , Full Range 100 psi (0.
19 308647 Parts List Model 244734 Ref. No. Part No. Description Qty . 1 * ACTUA TOR 1 2 } 191584 HOUSING ADAPTER 1 3 { 191577 NUT , spring retainer 1 4 197952 REGULA TOR HOUSING 1 5 { 191579 V AL VE HOUSING; sst 1 6 } 191585 ROD, piston 1 7 * PLUNGER, spring 1 8 191583 PLA TE, backing 1 9 1 13623 BASE HOUSING SCREW , cap, socket-head; M10 x 1.
20 308647 T echnical Data Model 238890 spring operated, with fluid pressure gauge M d l 238889 Model 238892 spring operated, with fluid pressure gauge M d l 238891 Models 238894, 248090 , and 255072 a.
21 308647 0 1000 2000 3000 4000 5000 6000 0.0 0.5 1.0 1.5 2.0 Performance Chart (3.8) (5.7) (7.6) FLUID FLOW psi (MPa, bar) T est Conditions Regulators tested in oil at 70 _ F (21 _ C) and at 6000 psi (41 MPa, 414 bar) inbound fluid pressure. Key 65 cp oil 3000 cp oil REGULA TED (outbound) FLUID PRESSURE gpm (lpm) (1.
22 308647 Notes.
23 308647 Dimensional Drawings 06288 06290 Models 238889 and 238891 with port plug Models 238890 and 238892 with gauge (spring operated) Model 238893 with port plug Model 238894 with gauge Models 248090 and 255072 with gauge and 1/2 npt inlet and outlet ports (air operated) A A Height: 8.
24 308647 Graco Standard W arranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from de fec ts in material and workmanship on the date of sale to the original purchaser for use.
An important point after buying a device Graco 238892 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco 238892 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Graco 238892 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 238892 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 238892 will certainly help you make a decision on the purchase.
If you already are a holder of Graco 238892, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Graco 238892.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 238892. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 238892 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
