Steering •
Air lock in system.
•
Cavitation, air lock in oil lines (leak on suction side or pump shaft oil worn.)
•
Hydraulic fluid temperature and conditions
•
Oil change intervals observed.
•
Specified oil grading.
•
Discolouration or flaking of paint coating on tandem pump due to over heating of oil.
•
Mechanical damage (wheel bearings, steering knuckles, ball joints, etc.)
Should these investigations bring no result, proceed to inspect the tandem pump, manual steering control unit (manual pump) and/or steering cylinder, refer to general information in respective section and follows trouble shooting chart.
H-14
35 Series 4WD, Model - 3535, 4035, 4535 and 5035 SM June’08
