HYDRAULIC BRAKE BOOSTER SERVICE.

TM5-4210-224-14&P

4-217. HYDRAULIC BRAKE BOOSTER SERVICE.

This task covers:

Service

INITIAL SET-UP

Tools

General Safety Instructions

Jack

Engine OFF

Jack Stand

Transmission in (N) neutral.

Parking brake and micro-brakelock set.

Material/Parts

Batteries disconnected.

Power Steering Fluid

Pump (7838936)

SERVICE

CAUTION

The power steering fluid and brake

fluid cannot be mixed. If the brake

seals contact steering fluid or the

steering seals contact brake fluid,

seal damage will result.

NOTE

Whenever the booster system is

removed and reinstalled, the

steering system should be bled.

a. Fill the power steering pump reservoir (1) to the

proper level and let the fluid remain undisturbed

for at least two minutes.

b. Start the engine and run momentarily.

Add

additional fluid if necessary.

c. Repeat steps a and b until the fluid level

remains constant after running the engine.

d. Raise the front of the vehicle so the wheels are

off the ground and support the vehicle with

suitable jack stands.

4-299