AT-30 A340E(Others) AUTOMATIC TRANSMISSION - COMPONENT PARTS REMOVAL (b) Remove the race and assembled bearing and race. AT314B 27. REMOVE OVERDRIVE PLANETARY RING GEAR (a) Remove the overdrive planetary ring gear from the trans- mission case. AT5146 Race Race Bearing Q00839 (b) Remove the bearing and 2 races from the planetary ring gear. 28. CHECK PISTON STROKE OF OVERDRIVE BRAKE (a) Place SST and a dial indicator onto the overdrive brake piston. SST 09350-30020 (09350-06120) SST AT5282 (b) Measure the stroke while applying and releasing com- pressed air (392-785 kPa, 4-8 kgf/cm², 57-114 psi). Piston stroke: PREVIA: 1.32-1.62 mm (0.0520-0.0638 in.) OTHERS: 1.40-1.70 mm (0.0551-0.0669 in.) If the values are non-standard, inspect the disc. AT5147