What is one of the PDI's of the new fire extinguisher on the B737-8200?

One of the important Pre-Delivery Inspections (PDI) for the new fire extinguisher on the B737-8200 involves checking that the pin is secure in the handle. This is a crucial safety feature because the pin prevents accidental discharge and ensures that the extinguisher is ready for use in case of an emergency. If the pin is not secure, it could lead to unintentional operation of the extinguisher, which would pose serious risks during a fire emergency. Ensuring the pin is in place confirms that the extinguisher is in a safe, ready state and can be deployed quickly when necessary, making this check vital for operational safety.

Other options, such as weight check or color test, do not directly relate to the immediate operational readiness of the extinguisher in an emergency situation, although they may be part of broader maintenance checks. The temperature gauge, while important for other equipment, does not specifically pertain to the fire extinguisher's initial state of readiness in this context.