AUTOMATIC TRANSMISSION — Installation of Component Parts AT-121 1. INSTALL MANUAL VALVE LEVER, SHAFT AND OIL SEALS (a) Using SST, drive in two new oil seals. SST 09350-30020 (09350-07110) (b) Coat the oil seal lip with MP grease. (c) Assemble a new spacer to the manual valve lever. (d) Install the manual valve lever shaft to the transmission case through the manual valve lever. (e) Drive in the pin to the shaft. (f) Match the spacer hole to the lever calking hollow and calk the spacer to the lever. (g) Make sure the manual valve lever shaft turns smoothly. 2. INSTALL COMPONENTS OF FIRST AND REVERSE BRAKE PISTON (a) Coat three new O-rings with ATF. (b) Install the two O-rings on No. 1 piston. (c) Install the O-ring on the reaction sleeve. (d) Install No. 1 piston to the reaction sleeve.