Figure 12-52.—Seal replacement and piston return adjustment—Continued.remove the locknuts, bushings, spacers, and grips fromadjusting pins, as shown in view E. Hold the guides inthe housing. Remove the spring retaining ring fromthe bottomed position and turn the threaded retainingwithin the piston, as shown in view D.rings clockwise until the rings are snug against theWith the linings still attached to the pistons, supportbottom guides. Back off the threaded retaining rings 3/4the pistons in a press. Use a 3-inch length of 7/8-inchof a turn counterclockwise from the bottomed positionssteel tubing to force the guides to the bottom on theand, if necessary, continue turning counterclockwise to12-59
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