User's Manual

27
SYMPTOM CAUSE REMEDY
5. Power steering A. Faulty operation of A. Check pump to performance
operates normally pressure pump. specification. Overhaul
but is intermittently by authorized workshop
hard. if required.
B. Low oil level. B. Check oil level.
C. Dirty oil. C. Change oil.
6. Oil leaks. A. Faulty or incorrectly A. Clean and dry the outside
installed seal rings. of the power steering
body and take the vehicle
out on test to locate the
leak.
B. Hose or hose connections. B. Tighten or replace.
7. Power steering stiff A. Faulty operation of A. Check pump to performance
when turning steering hydraulic pump. specifications. Overhaul
wheel quickly. by authorized workshop.
B. Restricted hose. B. Replace incorrect or
unserviceable hoses.
C. Incorrect hose size. C. Replace incorrect or
unserviceable hoses.
8. Power steering does A. Front axle assembly. A. Lubricate front axle
not return correctly. assembly. Check for
damaged or worn parts.
B. Lower steering gear parts B. Replace the ball screw
deformed as a result of assembly.
accident or breakdown in
the rotary valve unit.
C. Low tire pressure. C. Inflate tires to correct
pressure.
D. Bind in intermediate shafts. D. Determine cause and correct.
9. Power steering A. Unsuitable oil. A. Drain oil and fill up with
operates but with recommended grade.
noise turbulence
or vibration.
B. Dirt inside the B. Overhaul by authorized
pressure pump. workshop.
C. Oil reservoir filter C. Replace filter.
blocked.
D. Piping contacting part D. Space pipe from bodywork.
of the bodywork, causing If not possible, insulate
vibrations (particularly with a rubber spacer.
the pressure feed pipe).
E. Reservoir oil level low. E. Fill up to level and
check installation.
BW1450 © 2002 Bendix Commercial Vehicle Systems LLC All rights reserved. 3/2002 Printed in U.S.A.