Download Case IH G2.7, G2.7T Service Manual –

Flywheel resurfacing is an essential maintenance task to ensure proper engine operation, especially if you’re working on a Case IH G2.7 or G2.7T engine. The flywheel is a critical component that helps to maintain engine balance and is crucial for the clutch operation. Over time, it can develop imperfections or wear, leading to issues such as clutch slippage, vibration, or difficulty in engaging gears. Here’s a step-by-step guide on how to resurface the flywheel.

### Tools and Materials Needed:

1. **Safety Gear**: Safety glasses, gloves, and a dust mask.
2. **Basic Hand Tools**: Wrenches, sockets, and ratchets.
3. **Flywheel Puller**: To remove the flywheel from the engine.
4. **Torque Wrench**: To ensure proper tightening of bolts.
5. **Surface Grinder or Lathe**: This is the machine used for resurfacing.
6. **Caliper or Micrometer**: To measure the flywheel thickness.
7. **Cleaning Supplies**: brake cleaner or degreaser, rags, and a wire brush.
8. **New Flywheel Bolts**: Recommended to replace old bolts if they are stretched or damaged.

### Steps to Resurface a Flywheel:

#### 1. **Safety First:**
– Before starting any work, make sure to wear safety glasses, gloves, and a dust mask to protect yourself from dust and debris.

#### 2. **Remove the Flywheel:**
– **Disconnect the Battery**: Always start by disconnecting the negative terminal of the battery to prevent any electrical issues.
– **Access the Flywheel**: You may need to remove the transmission or bell housing to access the flywheel. This could involve removing several bolts and possibly the starter motor.
– **Use a Flywheel Puller**: Attach the flywheel puller to the flywheel and use it to carefully remove it from the crankshaft.

#### 3. **Inspect the Flywheel:**
– **Check for Damage**: Look for cracks, warping, or other visible damage. If the flywheel is severely damaged, it may need to be replaced instead of resurfaced.
– **Measure Thickness**: Use a caliper or micrometer to measure the thickness of the flywheel. This will help ensure that it remains within factory specifications after resurfacing.

#### 4. **Clean the Flywheel:**
– Use brake cleaner and a rag to thoroughly clean the flywheel. Make sure to remove any oil, grease, or debris from the surface.

#### 5. **Resurface the Flywheel:**
– **Using a Surface Grinder or Lathe**: If you have access to a surface grinder or lathe, mount the flywheel securely. Follow the machine’s instructions to resurface the flywheel, ensuring even removal of material to create a smooth surface. If you’re Not experienced with these machines, it’s best to take the flywheel to a professional machinist.
– **Check Surface Finish**: After resurfacing, the surface should be smooth and free of any grooves or imperfections.

#### 6. **Recheck Thickness:**
– After resurfacing, measure the thickness of the flywheel again. Ensure it is within the manufacturer’s specifications. If it is too thin, it cannot be used.

#### 7. **Reinstall the Flywheel:**
– **Clean Again**: Give the flywheel one last clean before reinstalling.
– **Align download Case IH G2.7 G2.7T workshop manual and Position**: Place the flywheel back onto the crankshaft, ensuring it aligns correctly.
– **Tighten Bolts**: Use new flywheel bolts if recommended. Tighten them in a star pattern to ensure even pressure, using a torque wrench to the manufacturer’s specifications.

#### 8. **Reassemble Components:**
– Reattach any components you had to remove to access the flywheel, like the transmission and starter motor. Ensure everything is secured properly.

#### 9. **Reconnect the Battery:**
– Once everything is back in place, reconnect the negative terminal of the battery.

#### 10. **Test the Engine:**
– Start the engine and check for any unusual sounds or vibrations. Ensure that the clutch engages smoothly.

### Conclusion:
Resurfacing a flywheel is a precise task that requires careful attention to detail, especially when it comes to measurements and surface finish. If at any point you feel unsure about any step, don’t hesitate to consult with a more experienced mechanic or refer to the specific service manual for the Case IH G2.7 or G2.7T engine for additional guidance. Always prioritize safety and accuracy in your repairs!
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