Subaru Impreza 2002 Service Manual page 2974

11.BRAKE BOOSTER
• MODEL with ABS
(1) Push rod
(2) Return spring
(3) Reaction disc
(4) Key
• MODEL without ABS
(1) Push rod
(2) Return spring
(3) Diaphragm plate
(4) Reaction disc
GENERAL DESCRIPTION
(5) Filter
(6) Silencer
(7) Operating rod
(8) Poppet valve
( 1 )
( 4 )
( 2 )
(5) Plunger valve
(6) Key
(7) Poppet valve
(8) Valve return spring
BR-15
(9)
(10)
(11)
(12)
( 3 )
( 8 )
( 9 )
( 7 )
( 5 )
( 10 )
( 11 )
( 6 )
( 12 )
(9)
(10)
(11)
(12)
BRAKE
B4M1974A
Valve body
Plunger valve
Diaphragm plate
Valve return spring
Operating rod
Silencer
Filter
Valve body
BR0136