Caterpillar 621R Wheel Tractor Scraper Hydraulic System Schematic Service Manual 353-9559 Model: 311-A EXCAVATOR

Model: 311-A EXCAVATOR

Parts number: KENR0248

378-9927-02

Parts number: RENR6482

Caterpillar 621R Wheel Tractor Scraper Hydraulic System Schematic Service Manual 353-9559 Model: 311-A EXCAVATORThis is an hydraulic schematic for the equipment. It is a set of one or more very large sheets of paper, measuring 48 inches x 35 inches with color or black and white diagrams. Also, usually a description is attached to the diagrams indicating: 1) Location and numbering of components on the circuit and on the equipment, 2) fluid power symbols, 3) electrical symbols table, 4) Illustrations of equipment. This scheme is ideal for both operation and