Download Case CX145C SR Service Manual –

Replacing the gearbox synchronizer on a Case CX145C SR involves several critical steps that can be complex. Get the complete download manual—click here……

Below is a reverse order explanation of how to perform this replacement:

### 7. Reassemble the Gearbox
– Carefully place all components back into their original positions.
– Ensure all gears, bearings, and seals are properly seated.
– Replace any O-rings or gaskets that were removed during disassembly to prevent leaks.

### 6. Install the New Synchronizer
– Position the new synchronizer in the gearbox.
– Ensure it aligns correctly with the gears and other components.
– If applicable, apply any necessary lubricant or assembly grease to ease the installation.

### 5. Reinstall Gearbox Covers
– Place the gearbox cover back onto the assembly.
– Secure it with the appropriate fasteners, ensuring to torque them to the manufacturer’s specifications.

### 4. Remove the Old Synchronizer
– Use a suitable tool to carefully extract the old synchronizer from its housing.
– Take care not to damage surrounding components during this process.

### 3. Disassemble the Gearbox
– Drain the gearbox oil to prevent spills during disassembly.
– Remove the necessary fasteners and components to access the gearbox internals.
– Keep track of all parts and their order for reassembly.

### 2. Prepare the Workspace
– Gather all necessary tools and replacement parts, including the new synchronizer.
– Ensure you have a clean and organized workspace to facilitate the process.

### 1. Safety Precautions
– Disconnect the machine’s battery and ensure it is secure.
– Wear appropriate personal protective equipment (PPE) such as gloves and safety goggles.

### Final Steps
– After the replacement is complete, refill the gearbox with the correct type and amount of oil.
– test the machine to ensure the synchronizer is functioning correctly and there are no leaks.

### Note
Always refer to the manufacturer’s service manual for specific instructions, torque specifications, and safety warnings related to the case CX145C SR. This procedural guidance is a basic overview and may not cover all necessary steps or precautions specific to your machine.
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