HARNESS AS 5159677 - Caterpillar

You must read and understand the warnings and instructions contained in the Safety section of this manual before performing any operation or maintenance procedures.Rear Drive Axles
Check Oil Level
1. Rotate the wheel until the check plug (arrow) is at the 4 o'clock (30° from horizontal) position as shown. The drain plug will be at the 6-o'clock position.2. Maintain the oil level in each axle (right and left) to the bottom of the plug opening.Secondary Brake
Check Oil Level
Maintain the oil level to the top of the lower level plug opening (1).Front Wheel Bearings
Lubricate
Wipe all fittings, caps and plugs before servicing. Lubricate the outer and inner front wheel bearings. There is a total of three fittings, one for each front tire. Add grease until the vents purge grease from the wheel hubs.