Forester F4-2.5L SOHC (2004)
2) Secure the gearbox removed from the vehicle in vise using ST.
ST 926200000 STAND
CAUTION: Secure the gearbox in a vise using ST as shown. Do not attempt to secure it without this ST.
3) Using the ST, loosen the lock nut.
ST 926230000 SPANNER
4) Tighten the adjusting screw until it no longer tightens.
5) Loosen the adjusting screw, and then remove the spring and sleeve.
6) Remove the two bolts securing valve assembly.