Watch and follow the instructions in the video, "Replacing Vacuum Sensor"

Video Overview: Replacing Your Vacuum Tube Sensor

The video provides a guide on how to replace the vacuum tube sensor in your Harvest Right freeze dryer. The tutorial walks viewers through the process from initial setup to the final steps, ensuring a proper and safe installation.

Tools Needed:

• 9/16 wrench
• Teflon tape

Steps:

Step 1: Initial Setup – Ensure the freeze dryer is unplugged and powered down. Remove the side panels for better access to the internal components.

Step 2: Removal of Old Tube – Push off the green board and set it aside. Using a 9/16 wrench, turn the old vacuum tube counterclockwise to loosen and remove it.

Step 3: Prepping New Tube – Wrap the threads of the new vacuum tube with Teflon tape in a clockwise motion. Ensure you wrap it three times for an optimal seal.

Step 4: Insertion of New Tube – Align a small knot inside your vac board with the guideposts on the new vacuum tube. Manually screw in the new tube until it's snug.

Step 5: Final Steps – Reattach the green board and reconnect the vacuum cable. Ensure that the cable's notches align correctly at the back for proper installation.

Step 6: Additional Tips – After completing the installation, check for any vacuum leaks. The new tube should be finger-tight plus one additional revolution for a secure fit.

Conclusion:

The video covers all the steps necessary to successfully replace a vacuum tube sensor in a Harvest Right freeze dryer. Following these steps will help ensure the longevity and performance of your machine. Checking for leaks post-installation is highly recommended.