OIL SEAL 0973951 - Caterpillar

Probable Causes
The steering pump controls are suspect.
Blockages, restrictions, or kinks in hoses, lines, or tubes
Oil leaks in hoses, lines, or tubes or at fittings
The hydraulic oil is too thick or the type of oil is incorrect.
Charge pump becomes too inefficient and cannot produce the required pressures
The NEUTRAL setting for the steering pump is improperly adjusted.Recommended Actions
Note: Care must be taken in order to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the machine. You must be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component that contains fluid. Dispose of all fluids according to local regulations.