Page 2 - Warning Symbol; Caution Symbol; CAUTION; WARNING; EQUIPMENT MISUSE HAZARD; PRESSURIZED EQUIPMENT HAZARD
2 308115 Table of Contents Warnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Service 5 ....
Page 3 - Installation; Installing the Back Pressure Regulator
3 308115 Installation Fig. 1 BACKPRESSUREREGULATOR FLUID RETURN LINE FLUID SUPPLY LINE FLUID PRESSURE REGULATOR AIR SUPPLY AIRSPRAYGUN ADJUSTING SCREW Installing the Back Pressure Regulator The regulator is available with either 2 in. sanitaryclamps (Model 223824) or with 1–1/2 in. npt(f) fittings(M...
Page 4 - Operation
4 308115 Operation NOTE: The back pressure regulator controls pressure ahead of its intake. Turn the adjusting screw clockwise to increase up-stream pressure and counterclockwise to decreasepressure. Adjust the pump pressure and back pressure regulatorfor the best spraying combination and for proper...
Page 5 - Service
5 308115 Service WARNING To reduce the risk of serious injury, including fluidinjection, splashing in the eyes or on the skin, orinjury from moving parts, always open the backpressure regulator and relieve all air and fluidpressures in the system before removing or servic-ing the back pressure regul...
Page 6 - Parts
6 308115 Parts Model 223824, Series B With 2 in. sanitary clamp fittings. Includes 2 to 22. Model 224486, Series B With 1–1/2 in. npt(f) fittings. Includes 2 to 15, 22,and 24. RefNo. Part No. Description Qty. 2 112166 SCREW, cap, sch; 1/4–20 x 3/4” 18 3 104144 SPRING, compression 1 4† 107078 O-RING,...
Page 7 - Dimensions; IN; Technical Data
7 308115 Dimensions 2 in. (51 mm)sanitary clamp fittingINLET and OUTLET 7 in. (178 mm)diameter 11.5 in. (292 mm) Weight: 19 lb (8.55 kg) 10.71 in. (272 mm) IN OUT 0689A Technical Data Maximum Inlet Pressure 300 psi (2.1 MPa, 21 bar) Regulated Pressure Range 15 to 200 psi (0.03 to 1.4 MPa, 0.3 to 14 ...
Page 8 - Graco Standard Warranty; Graco Information
8 308115 Graco Standard Warranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on thedate of sale by an authorized Graco distributor to the original purchaser for use. With the exception of any special, extended, or limite...