3. Set this assembly aside and install one of the Orings (27) into the groove on the regulator body that the
End Cap/Port Swivel assembly screws onto – Fig.32. Use the Piston Stem Bushing Assembly Tool and on the
narrower end place in the following order Washer (28), lubricated Oring (27), and Teflon Washer (26) – Fig.
33.
Fig. 32 Fig. 33
4. Next, lubricate Oring (15) Fig. 34 and install it on the Piston (14). Place the Washer (121) on the Piston,
followed by the Spring (13) Fig. 35, and the Washer (12) Fig. 36.
Fig. 34 Fig. 35 Fig. 36
5. Carefully slide the Piston Assembly into the End Cap/Port Swivel Assembly – Fig. 37. Using the previously
assembled Washer/Oring/Teflon Washer stack Fig. 38, insert the stack into the HP side of the regulator
Body (11), as shown on the schematic. Slightly twist the tool, and the stack will come off in the body.
Fig. 37 Fig. 38
