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BRAKES
[M3A0) 4-4
3 . Brake Booster
The
brake booster is a tandem type that utilizes two
small diameter diaphragms to provide high brake
boosting effects .
A: GENERAL
Variable-pressure chamber
i
101
v
13
1 0~
1
Push rod
2
3
Return spring
Reaction disc
0 0 0 0
4 Key
0
5
Filter
i
°i
6
O
Silencer
..
7
Operating rod
D6
0
8
Poppet valve
OD o 0 0
9
Valve body
I
\
10 Plunger valve
I
11
Push rod retainer
\I5~
14
1
C'
u'
12
Diaphragm plate
13 Valve return spring
14 Valve body seal
15
Bearing
16
Plate and seal
Constant-pressure
chamber
04-500
Fig. 6
5
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Troubleshooting
