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Category: 320C

320C

320C Excavator Hydraulic System – Swing Drive

Posted on July 26, 2021 by sam

Illustration 1 g00674518 Swing drive (1) First stage planetary carrier (2) First stage planetary gear (3) Second stage planetary carrier (4) Ring gear (5) Second…

320C

320C Excavator Hydraulic System – Solenoid Valve (Fine Swing)

Posted on July 26, 2021 by sam

Illustration 1 g00479383 Side of swing motor (1) Block (2) Swing motor (3) Anti-reaction valve (4) Anti-reaction valve (35) Fine swing solenoid valve Illustration 2…

320C

320C Excavator Hydraulic System – Relief Valve (Cushion Crossover) – Anti-Reaction Valves

Posted on July 26, 2021 by sam

Illustration 1 g00698830 Swing motor (1) Block (2) Swing motor (3) Anti-reaction valve (left swing) (4) Anti-reaction valve (right swing) At the stop of a…

320C

320C Excavator Hydraulic System – Oil Makeup (Swing System)

Posted on July 26, 2021 by sam

Illustration 1 g00698539 Pressure circuit for SWING RIGHT (partial schematic) (1) Passage (supply oil) (2) Makeup port (3) Relief valve (4) Passage (5) Motor rotary…

320C

320C Excavator Hydraulic System – Relief Valve (Swing)

Posted on July 26, 2021 by sam

Illustration 1 g01355186 Pressure circuit for SWING RIGHT operation (partial schematic) (1) Passage (supply oil) (2) Makeup port (3) Relief valve (4) Passage (5) Motor…

320C

320C Excavator Hydraulic System – Pilot Valve (Swing Parking Brake)

Posted on July 26, 2021 by sam

Illustration 1 g00682419 (2) Swing parking brake solenoid valve Swing parking brake solenoid valve (2) is located on the pilot oil manifold. When any one…

320C

320C Excavator Hydraulic System – Swing Motor

Posted on July 26, 2021 by sam

Illustration 1 g00681940 Swing motor (1) Relief valve (2) Relief valve (3) Motor head (4) Port (pilot system oil) (5) Separator plate (6) Friction plate…

320C

320C Excavator Hydraulic System – Swing Hydraulic System

Posted on July 26, 2021 by sam

Illustration 1 g00747565 Hydraulic schematic for SWING RIGHT (1) Pilot line (2) Passage (3) Swing parking brake (4) Swing motor (5) Motor rotary group (6)…

320C

320C Excavator Hydraulic System – Cylinders (Boom, Stick and Bucket)

Posted on July 26, 2021 by sam

Illustration 1 g01335559 (1) Rod end port (2) Head end port (3) Boom cylinder (4) Tube (5) Rod (6) Snubber (7) Piston (8) Stick cylinder…

320C

320C Excavator Hydraulic System – Bucket Hydraulic System

Posted on July 21, 2021 by sam

Illustration 1 g00890458 (1) Pilot line (2) Line (3) Line (4) Bucket cylinder (5) Main control valve (6) Return line (7) Center bypass passage (8)…

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