Control Valve

Disconnect the pipes A and B from gearbox.
Secure the gearbox removed from vehicle in a vise using ST.
ST1 926200000 STAND

ST2 34199AG000 BOSS D

CAUTION: Secure the gearbox in a vise using ST as shown in the figure. Do not secure the gearbox without this ST.

Fig 1: Positioning Gearbox In Vise
Courtesy of SUBARU OF AMERICA, INC.
Using the ST, loosen the lock nut.
ST 926230000 SPANNER

Fig 2: Loosening Lock Nut Using ST
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Tighten the adjusting screw until it can no longer be tightened.

Fig 3: Tightening Adjusting Screw
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Loosen the adjusting screw, and remove the spring and sleeve.
Remove the two bolts securing valve assembly.

Fig 4: Locating Valve Assembly Bolts
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Carefully draw out the input shaft and remove the valve assembly.

Fig 5: Drawing Out Input Shaft And Removing Valve Assembly
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Put a vinyl tape around the spline portion, and slide the dust cover to remove.

Fig 6: Removing Dust Cover
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Using a press, remove the pinion & valve assembly from valve housing.

Fig 7: Removing Pinion And Valve Assembly From Valve Housing
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Using the ST and a press, remove the bushing and oil seal from the valve housing.
ST 34199AG090 INSTALLER & REMOVER
CAUTION:
- Do not apply a force to the end surface of valve housing.
- Do not reuse the oil seal after removal.
  
  Fig 8: Identifying Oil Seal And Bushing
  Courtesy of SUBARU OF AMERICA, INC.
Using a snap ring pliers, remove the snap ring, valve, oil seal and back-up washer.
CAUTION: Be careful not to scratch the pinion and valve assembly.

Fig 9: Identifying Snap Ring, Valve, Oil Seal And Back-Up Washer
Courtesy of SUBARU OF AMERICA, INC.