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Category: 308C

308C

308C Excavator Electrical and Electronic System – Electrical System

Posted on June 4, 2021 by sam

Illustration 1 g00842072 Block Diagram of the Electrical System (1) Disconnect switch (2) Battery (3) Alternator circuit breaker (4) Power circuit (5) Heater relay (6)…

308C

308C Excavator Electrical and Electronic System – General Information

Posted on June 4, 2021 by sam

The electric system and the electronic system consist of the following three systems: The electrical system includes the power circuit, the start/stop circuit, the charging…

308C

308C CR Excavator Hydraulic System – Pressure Reducing Valve – Remove and Install – Flow Control

Posted on April 8, 2021 by sam

Removal Procedure NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product.…

308C

308C CR Excavator Hydraulic System – Pilot Valve (Implement) – Install

Posted on April 8, 2021 by sam

Installation Procedure NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product.…

308C

308C CR Excavator Hydraulic System – Pilot Valve (Implement) – Assemble

Posted on April 8, 2021 by sam

Assembly Procedure Illustration 1 g00620604 Exploded view of pilot valve Be sure that all parts of the pilot valve are thoroughly clean and free of…

308C

308C CR Excavator Hydraulic System – Pilot Valve (Implement) – Disassemble

Posted on April 8, 2021 by sam

Disassembly Procedure Start By: Remove the pilot valve. Refer to Disassembly and Assembly, “Pilot Valve (Implement) – Remove”. NOTICE Care must be taken to ensure…

308C

308C CR Excavator Hydraulic System – Pilot Valve (Implement) – Remove

Posted on April 8, 2021 by sam

Removal Procedure Table 1 Required Tools     Tool     Part Number     Part Description     Qty     A    …

308C

308C CR Excavator Hydraulic System – Selector Valve (Control Pattern Change)

Posted on April 8, 2021 by sam

Illustration 1 g00860382 (1) Torque for six bolts … 23.5 ± 2.5 N·m (210 ± 22 lb in) (2) Torque for four bolts … 51.0…

308C

308C CR Excavator Hydraulic System – Pilot Control Valve (Travel)

Posted on April 8, 2021 by sam

Illustration 1 g00886840 (1) Torque for four nuts … 33.3 ± 3.4 N·m (25 ± 3 lb ft) (2) Torque for two bolts … 78.5…

308C

308C CR Excavator Hydraulic System – Relief Valve (Pilot) – Remove and Install

Posted on April 8, 2021 by sam

Removal Procedure Start By: Relieve the hydraulic pressure in the system. Refer to Disassembly and Assembly, “Hydraulic System Pressure – Release”. NOTICE Care must be…

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