SECTION 5
TROUBLESHOOTING
TABLE 5-6. TROUBLE ANALYSIS FOR STEERING SYSTEM (CONT.).
CORRECTIVE ACTION
PROBABLE CAUSE
TROUBLE
POWER STEERING CONTROL
Replace springs.
Broken centering springs.
Steering Wheel Does
Not Center
Drain and flush complete hydraulic
Dirt in hydraulic system.
No Response When
system. Change filter and refill
Steering Wheel Is
system with specified hydraulic
Turned Slowly.
fluid (Refer to Section 4).
Fill to proper level.
Oil level is low.
Repair control valve.
Spool and sleeve jammed in neutral.
Drain and flush complete hydraulic
Dirt in hydraulic system.
Slow Or Hard Steering
system. Change filter and refill
system with specified hydraulic
fluid (Refer to Section 4).
Replace sleeve and spool as a unit.
W ear on sleeve and spool.
Replace metering gears as a set.
W ear on metering gears.
Fill to proper level.
Oil level low.
Check filter and lines. Clean or
Clogged filter or line.
replace as necessary.
Reverse connections.
Lines connection at power steering
Wrong Response TO
control reversed.
Steering Wheel
Realign gear star on drive.
Metering gear star misaligned
on drive.
Drain and flush complete hydraulic
Dirt in hydraulic system.
Continuous Steering
system. Change filter and refill
Wheel Rotation
system with specified hydraulic
fluid (Refer to Section 4) :
Replace centering springs.
Broken centering springs.
Repair sleeve or spool.
Burr on sleeve or spool.
Disassemble control unit. Repair
Sleeve and spool lacked.
No Response
or replace sleeve and spool as
necessary.
Drain, flush and refill system.
Relief valve stuck.
5-53.