AT-52 AUTOMATIC TRANSMISSION — Removal of Component Parts (b) Turn over transmission, remove the stopper plate from the case. (c) Pull the wiring out of the transmission case. (d) Remove the O-ring from the grommet. 16. REMOVE VALVE BODY (a) Remove the seventeen bolts. (b) Disconnect the throttle cable from the cam and remove the valve body. 17. REMOVE CHECK BALL BODY, ACCUMULATOR SPRINGS, PINS AND PISTONS (a) Remove the check ball body and spring. (b) Remove the two springs from the C3 accumulator piston. (c) Applying compressed air to the oil hole, remove the B2 and C2 accumulator pistons and three springs.