Manual Release Tool (MRT)

Question 0

What is the preflight check

Answer 0

There secure operable placarded

Question 1

Locate/define the MRT and its use

Answer 1

The manual release tool is used to manually release o2 compartments in the PSU during or following a depressurization

Question 2

Describe how to use the MRT to manually open an o2 compartment

Answer 2

• insert the thin rod into the small hole on the o2 compartment door
• if door does not release use the opposite end to pry the compartment open