Chevrolet Automobile Parts 2001 Bedienungsanleitung PDF herunterladen (Seite 3)

vehicle, ensuring steering wheel returns to center after turning.

Fig. 1: Exploded View Of Power Rack & Pinion Steering Assembly

(Typical)

Courtesy of General Motors Corp.

SYSTEM TESTS

NOTE: Incorrect idle speed, fluid level, belt tension, as well as a

damaged pump pulley, can affect test results. If any of these

conditions exist, repair as necessary before testing power

steering system.

PRESSURE TEST

1) Disconnect high pressure line from power steering pump.

Connect power steering pressure tester gauge between high pressure

line and power steering pump using appropriate adapters. Completely

open tester valve.

2) Run engine until fluid reaches operating temperature. Stop

engine. Check fluid level. Add fluid if necessary. Start engine.

Pressure should be less than 230 psi (16.8 kg/cm

). If pressure

exceeds 230 psi (16.8 kg/cm

), stop engine and check for restriction

in hose(s).

CAUTION: To prevent pump damage, Do not hold gauge valve closed for

more than 5 seconds.

3) While observing pressure gauge, fully close valve for less

than 5 seconds and then open it. Repeat process 2 more times, and

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Chevrolet Automobile Parts 2001 Bedienungsanleitung Seite 3