BUCKET & ADJUSTER GP 3967579 - Caterpillar

Illustration 1 g02012315
Bottom of the steering accumulator
(1) High oil pressure switch for steering accumulator pressure
Illustration 2 g02012373
Right side view of the inside of the frame rail
(2) Low oil pressure switch for the steering pump Low oil pressure switch (2) will monitor the low pressure standby output of the steering piston pump. High oil pressure switch (1) will monitor the steering accumulator pressure.Low oil pressure switch (2) is mounted on the frame assembly below the pressure reducing valve. High oil pressure switch (1) is mounted at the bottom of one of the steering accumulators.The low oil pressure switch for the steering pump will warn the operator when the pressure in the steering system drops below the deactuation pressure of the pressure switch. The high oil pressure switch for the steering accumulators will warn the operator when the pressure in the steering system is below the deactuation pressure of the pressure switch.Note: Both of the warnings that are generated by these pressure switches are Warning Category 3. The action alarm will sound and the alert indicators will flash.Note: A warning will only be displayed if the ground speed is above 8 km/h (5 mph).