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General| Brand | New Holland |
|---|---|
| Model | T7.210 |
| Category | Tractor |
| Language | English |
Defines safety signal words (DANGER, WARNING, CAUTION) and alert symbols used in the manual.
Covers accident prevention steps and safety requirements for fluid power systems.
Describes power beyond ports, pressure relief valve, and the closed centre load sensing hydraulic circuit.
Diagram illustrating main hydraulic components including pumps, filters, and valves in the CCLS system.
Explains how the closed centre high pressure hydraulic circuit operates, detailing valve functions.
Illustrates main hydraulic components for the transmission, including the variable displacement pump.
Describes gear pump function, filter assembly, and priority valve diverting high pressure oil.
Details mechanical and electro-hydraulic remote valves and the hydraulic lift Electronic Draft Control valve.
Describes the front hydraulic power lift and the operation of the CCLS hydraulic circuit.
Explains circuit operation, oil flow, and priority for trailer brake valve.
Describes lubrication oil supply via gear pump and the location/function of the hydrostatic unit.
Lists all components and their corresponding numbers shown in the hydraulic schema diagram.
Presents the detailed hydraulic schematic diagram for the primary hydraulic power system.
Explains the operating principle of the variable flow piston pump and its major components.
Details the operation of the pumping head, pistons, barrels, and swash plate in the pump.
Introduces pressure and flow tests using DATAR equipment to verify hydraulic system components.
Details the steps for testing the steering priority valve and high pressure circuits using DATAR.
Describes connecting DATAR pressure transducers and flow meter for system testing.
Details DATAR test range setup, engine operation, and control adjustments during testing.
Explains results analysis showing steering signal, EHR flow, and pressure relationships.
Details connecting DATAR for low pressure circuit and accumulator pressure testing.
Describes DATAR setup for hydrostat and gear pump filter pressure testing.
Explains DATAR test ranges and how to interpret results for low pressure, lube, and filter pressures.
Presents a graph showing the pressure and flow readings during hydraulic system testing.
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