SECTION 5
TROUBLESHOOTING
TABLE 5-5. TROUBLE ANALYSIS FOR STEERING SYSTEM (CONT.).
CORRECTIVE ACTION
PROBABLE CAUSE
TROUBLE
Fill with specified lubricant
Lack of Iubricant.
Noisy Differential
(Refer to Section 4). Check for
(Cont.)
worn or damaged parts. Check
for leaks.
Tighten all bolts and capscrews
Loose mounting bolts.
to specified torque values.
Replace seal. Lubricate before
W orn pinion shaft seal.
Losing Lubricant
installation.
Replace gaskets. Replace lost
Defective gaskets.
lubricant.
Drain old lubricant. Refill accord-
Incorrect lubricant.
ing to Specifications (Refer to
Drain to correct level. Replace
Over-filling.
gaskets or seals as necessary.
TABLE 5-6. TROUBLE ANALYSIS FOR STEERING SYSTEM.
GENERAL
Check pump pressure with gouge.
Insufficient pump pressure and
Slow Steering
flow.
Replace relief valve in power
Sticky relief valve in power
control unit.
control unit.
Eliminate leaks and refill system
Low fluid level (loss of hydraulic
and reservoir with specified fluid
oil due to leaks or damaged lines).
(Refer to Section 4).
Drain and flush the complete
Dirt in hydraulic system.
hydraulic system. Change hydraulic
filter. Refill with specified hy-
draulic oil (Refer to Section 4).
Replace. Check condition of
Broken piston or O-rings in
cylinder wall.
steering cylinder. Scored cylinder.
Replace mounting pins to remove
Loose mounting pin on steering
Excessive Lost
free play.
cylinder.
Motion At Steering
Wheel
Replace bushings.
W orn bushings.
5-51.