Water Pump Pulley

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the V-belts. Refer to REMOVAL .
Lift up the vehicle.
Remove the under cover. Refer to REMOVAL .
Remove the water pump pulley using the ST.
ST1 18355AA000 PULLEY WRENCH

ST2 18334AA030 PULLEY WRENCH PIN SET

Fig 2: Removing Water Pump Pulley Using ST
Courtesy of SUBARU OF AMERICA, INC.