Installation - Hydroboost; Pedal Description; Operation - Dodge dakota 2002 Service Manual

5 - 22 BRAKES - BASE
MASTER CYLINDER (Continued)
NOTE: Using care remove the master cylinder
directly forward in order not to dislodge the output
rod from its seat inside the booster.
INSTALLATION
INSTALLATION - ALL EXCEPT HYDROBOOST
NOTE: If master cylinder is replaced bleed cylinder
before installation.
NOTE: Make sure the output rod of the brake
booster is in position before mounting of the mas-
ter cylinder "This position will enable the output
rod to enter inside of the master cylinder plunger
sleeve during installation". Proper position is
obtained when the output rod is centered perpen-
dicular to the master cylinder mounting hole (Fig.
41).
Fig. 41 OUTPUT ROD ORIENTATION
1 - MASTER CYLINDER RESERVOIR
2 - CHECK VALVE
3 - BOOSTER
4 - BOOSTER MOUNTING STUDS
5 - INPUT ROD
6 - OUTPUT ROD
7 - MASTER CYLINDER MOUNTING STUDS
8 - MASTER CYLINDER
9- ELECTRICAL CONNECTOR
NOTE: Before installing the master cylinder, pump
the brake pedal several times with the engine off to
remove vacuum from the booster.
(1) Install the master cylinder on the booster
mounting studs.
(2) Install new mounting nuts and tighten to 25
N·m (221 in. lbs.)
(3) Install the brake lines and tighten to 19 N·m
(170 in. lbs.)
(4) Reconnect the elctrical connector for the low
fluid level switch.
(5) Fill and bleed the base brake system. (Refer to
5 - BRAKES - STANDARD PROCEDURE).

INSTALLATION - HYDROBOOST

NOTE: If master cylinder is replaced bleed cylinder
before installation.
NOTE: Make sure the output rod of the brake
booster is in position before mounting of the mas-
ter cylinder "This position will enable the output
rod to enter inside of the master cylinder plunger
sleeve during installation". Proper position is
obtained when the output rod is centered perpen-
dicular to the master cylinder mounting hole (Fig.
41).
(1) Install the master cylinder on the booster
mounting studs (Fig. 40).
(2) Install new mounting nuts and tighten to 25
N·m (221 in. lbs.)
(3) Install the brake lines and tighten to 19 N·m
(170 in. lbs.)
(4) Reconnect the elctrical connector for the low
fluid level switch.
(5) Fill and bleed the base brake system. (Refer to
5 - BRAKES - STANDARD PROCEDURE).
PEDAL
DESCRIPTION
NOTE: The brake pedal is serviced as a complete
assembly including accelerator pedal and the
bracket.
A suspended-type brake pedal is used. The pedal is
attached to the pedal support bracket with a pivot
shaft pin and bushings. If the bushings become dry a
spray lubricant can be used to eliminate noises. The
booster push rod is attached to the pedal with a clip.
The pedal, bushings, pivot pin and support bracket
are not serviceable components (Fig. 42).

OPERATION

The brake pedal is attached to the booster push
rod. When the pedal is depressed, the primary
booster push rod is depressed which move the booster
secondary rod. The booster secondary rod depress the
master cylinder piston.
DR