RING-SEAL 3992503 - Caterpillar

Crushing Hazard. Connect the steering frame lock between front and rear frames before servicing the machine in the articulation area. Disconnect the steering frame lock and secure it in the stored position before resuming operation. Failure to do so could result in serious injury or death.
Refer to Operation and Maintenance Manual, "Steering Frame Lock" before entering the articulation joint.Wipe off the fittings before any lubricant is applied.
Illustration 1 g03834881
(1) Lubrication fitting for rear axle oscillation bearing
(2) Lubrication fitting for front axle oscillation bearing The axle oscillation bearings for the rear axle are lubricated remotely through fittings that are located on the left-hand side of the machine. Apply lubricant for the rear axle oscillation bearing through remote fitting (1).Apply lubricant for the front axle oscillation bearing through remote fitting (2).