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Installation Method of Range Rover 12V Generator The installation method of the Range Rover 12V generator is as follows: Preparation Work Park the vehicle in a safe place, pull the handbrake, open the hood, and disconnect the negative cable of the car battery to prevent short circuits or electric shock accidents during installation. Loosen the Generator Belt Locate the drive belt tensioner. If there is a recessed square in the center of the tensioner, use a 1/2-inch drive pry bar to turn the tensioner toward the center of the engine, then slide the drive belt under the tensioner and carefully release the tensioner. For other models, the tensioner may be equipped with adjusting bolts and pivot bolts; use a wrench or ratchet wrench to loosen the bolts to release the belt tension. Disconnect Generator Connections Slide the generator belt off the generator pulley while ensuring the belt remains properly installed on the pulleys of other accessories on the engine. Remove the Old Generator Use a wrench or ratchet wrench with a socket to remove the two mounting bolts that secure the generator. Move the generator a short distance away from the engine to disconnect the electrical connectors and wires, then remove the old generator from the engine. Install the New Generator Place the new generator in the original position, insert the electrical connectors and install the wires. Fit the two mounting bolts and use a torque wrench to tighten them to 18 foot-pounds. Install the Generator Belt Slide the belt onto the generator pulley. Depending on the vehicle's belt tensioning system, operate in one of the following ways: Use a pry bar to turn the tensioner, slide the belt over the idler pulley, then carefully release the tensioner. Adjust the pulley locking and adjusting bolts. Use a pry bar to push the generator away from the engine to provide the necessary tension for the drive belt, then tighten the generator mounting bolts. Double-check to ensure the belt is properly seated on the pulley teeth. Connect the Battery Negative Cable Attach the black negative battery cable to the battery. Start-up Test Start the vehicle, check if the battery warning light on the instrument panel turns off. At the same time, use a multimeter to measure the voltage across the battery; the voltage should be between 13.5V-14.5V when the engine is running. Installation Precautions for Range Rover 12V Generator I. Safety Operation Specifications Disconnect the battery negative terminal throughout the installation process. Live operation is strictly prohibited to avoid short circuit or electric shock risks. Park the vehicle on a level surface, pull the handbrake tightly and secure the wheels to prevent the vehicle from sliding during operation. Wear insulated gloves, protective goggles, and heat-resistant gloves during operation. Components in the engine compartment have high temperatures, so beware of scalds. During disassembly and installation, avoid tools touching precision electronic components and oil pipes to prevent damage or leakage. II. Installation Accuracy Requirements Tighten the generator mounting bolts to the specified torque (18 foot-pounds) to avoid loosening or component deformation caused by vibration. Ensure accurate alignment of electrical connections. Plugs must be fully inserted and locked to prevent poor contact, overheating, or circuit failures. Adjust the drive belt tension appropriately to ensure no slipping or abnormal noise during operation. Avoid excessive tightness that wears bearings or insufficient tightness that affects power generation efficiency. Precisely align the generator installation position to ensure the pulley is coplanar with other drive pulleys, preventing uneven belt wear. III. Equipment Protection Key Points Handle the generator gently during transportation to avoid colliding with core components such as terminals and pulleys, preventing damage to internal coils or mechanical structures. Inspect plugs, wire harness insulation layers, and terminals before connecting circuits. Repair or replace damaged or oxidized parts promptly to eliminate short circuit hazards. Clean the generator mounting surface and bolt threads before installation, and apply a small amount of anti-rust agent to ensure a tight fit and easy subsequent disassembly. Check the drive belt condition before installation. Replace it if there are cracks or wear to avoid breakage during use. IV. Post-Installation Use and Maintenance Tips After installation, start the vehicle, confirm the battery warning light turns off normally, the voltage output is between 13.5V-14.5V, and there are no abnormal noises or overheating. Record the installation date, bolt torque, and test data to facilitate subsequent troubleshooting. It is recommended to check belt wear, bolt tightness, and circuit connection status every 6 months, and conduct a generator performance test annually. If abnormal power generation occurs after installation, first check the belt tension and electrical connections, and eliminate basic faults before conducting complex troubleshooting. References：The "passage" you referred to is about the installation precautions for the Range Rover 12V generator. Based on the information you provided earlier and current search results, this content is mainly derived from the Qiche Dashi (Car Master) platform. Qiche Dashi is a leading paid automotive Q&A and auto repair technician crowdsourcing platform in China. More than 250,000 auto repair technicians have obtained flexible work and income opportunities on this platform, and it has accumulated over 230 million Q&A services for car owners.