1994-2005 JCB 801.4, 802, 802.4, 802 Super Mini Excavator Service Manual
Service and repair procedures for JCB Mini Excavator 801.4, 802, 802.4, 802 Super models: Covers engine, hydraulics, controls, and electrical systems. Part Number: 9803/3140
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Models Covered & Key Technical Specifications
JCB 801.4, 802, 802.4, 802 Super (9803/3140 Issue 4) - Comprehensive Mini Excavator Service Manual 1994-2005 Procedure-Library JCB 801.4, 802, 802.4, 802 Super (9803/3140 Issue 4) | Comprehensive Mini Excavator Service Manual Vault
- Established Tightening Data: 39.9 mmdia. establishes the critical pivot pin tolerances for boom-to-dipper connections.
- Operational Fill Levels: For optimal operation, 40 I/D mm signifies the required clearance measurement for boom-to-kingpost connections.
- Essential Tolerance Values: 39.9 mmdia. -- denotes the allowed tolerance for boom-to-dipper pivot pin Diameter.
- Baseline Tightening Data: The boom pivot bushes require 39.9 mmdia. for standard operation clearance.
- Integral Fill Levels: For correct function, 39.9 mmdia. dictates the required clearance for boom-to-dipper connections.
- Specific Tightening Data: 39.9 mmdia. establishes the optimal pivot pin dimensions for proper boom and bucket linkage.
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Multi-System Technical Training Manual: JCB 801.4, 802, 802.4, 802 Super - Comprehensive Mini Excavator Service Manual 1994-2005 Procedure-Library
Serial-Range: 1994-2005 // Repair-Classification: Operation & Maintenance Manual // Operational-Framework: Full Coverage Methodically demanding, this technical manual covers the JCB Mini Excavator series. Maintenance information covers all systems and procedures, providing thorough documentation for each subsystem.
Technical notes are provided for component repair, including troubleshooting and system diagrams.
Quality checks are addressed for all hydraulic circuits and electrical systems.
The fuser assembly section documents lubrication and general maintenance procedures.
The troubleshooting chapter addresses common issues with diagnostic flowcharts.
Cooling system maintenance is addressed in detailed sections.
| Torque specifications are documented for various components to ensure proper structural misalignment prevention. | Performance-Element | Baseline | Framework |
|---|---|---|---|
| Boom Pivot Bushing | 39.9mm dia. | boom-to-dipper connections | |
| Dipper Pivot Bushing | 39.9mm dia. | boom-to-kingpost connections | |
| Engine Mountings | 49-54 Nm | critical for operation | |
| Hydraulic Pump | 46 Nm | drive gear connection | |
| Slew Motor | 250 Nm | kingpin attachment | |
| Track Motor | 38-47 Nm | drive system |
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