MCCONNELLAFBI21-109 governs hangar door operations and aircraft hangaring to protect aircraft, personnel, and facilities.
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MCCONNELLAFBI21-109 covers personnel qualification, hangar door training, weather-related closures, lockout/tagout, and aircraft positioning. It requires qualified operators, documented training, operating procedures, and completed aircraft hangaring checklists.
Applies to: This instruction is the source document for qualifying maintenance personnel to operate hangar doors and is applicable to all personnel who operate hangar doors.
Only personnel approved by the Squadron Commander and trained in accordance with this instruction and DAFMAN 91-203 are authorized to operate doors and train others. (paragraph 1)
IAW 91-203 training shall include, at a minimum, door hazards, emergency procedures (including manual door operation) and safe operation. (paragraph 1)
When severe weather threatens (lightning within five miles or winds exceeding 34 knots), MOC personnel will notify all production supervisors, who will ensure their respective hangar doors are closed. (paragraph 2)
When the ambient air temperature is 32 degrees Fahrenheit (0 degrees Celsius) or below, the hangar doors will be kept closed until aircraft or equipment have reached hangar and will only be opened when aircraft is positioned for entry or exit and closed immediately thereafter. (paragraph 2)
KC-46 aircraft will only park in hangars 1124, 1125 and 1126. (paragraph 2)