Post clear photos of the device label and circuit board.
: A formal verification of the battery condition following the preflight procedure. Capacity Testing (Required Annually) ps-855b maintenance manual
It is important to note that while pilots perform the preflight, actual repairs and internal maintenance must be done by in accordance with FAA or local regulatory standards. The PS-855 Component Manual provides the specific electrical tolerances and assembly diagrams needed for bench testing. Why It Matters Post clear photos of the device label and circuit board