Maintenance - Section 4 OM4005 10/96 Page 4-6 Lubrication and Service 100 HOUR LUBRICATION AND MAINTENANCE CHECKS ( continued) FINAL DRIVE -- Check oil level. Add oil as required. Lube Key ‘‘C’’. FINAL DRIVE BREATHER -- Remove and clean. REAR HYDRAIR SUSPENSION -- Grease bearings. Lube Key ‘‘E’’. (4 pts.). SUSPENSIONS -- Check suspension cylinders for leaks (more than 50% of dirt ring washed away). Check for proper extension. Refer to service manual, Section "H" if servicing is required. COMMENTS √’d INITIALS