FIRE PROTECTION SYSTEMS
Where are carbon monoxide detectors normally used?
In aircraft cabins and cockpits.
1 How do you determine the total length of a solid rivet for Installation?
Grip length+ 1.5 x the shank diameter.
What is the result of insufficient penetration?
A low strength weld.
1 What flight control surfaces are in the primary group?
Ailerons, elevators, and rudder.
When must an annual inspection be performed, if required, for a particular aircraft?
Within the preceding 12 calendar months.
How are thermal switch units wired?
Parallel with each other and in series with the light.
Give examples self plugging mechanical lock rivets.
CherryLOCK, CherryMAX, CherrySST, Huck, Huck-Clinch, or HuckMAX.
What must be done with heat-treated aluminum alloys after a welding repair has been made?
They must be reheat treated.
What are the three axes of an aircraft?
Vertical, longitudinal, and lateral.
What may be used as a checklist for 100-hour inspections?
Any checklist which meets the minimum standards of part 43, appendix D.
How does a light refraction type (photoelectric) smoke detector warn of possible fire?
Smoke in the air will cause the photoelectric cell to conduct an electric current.
What methods are used in forming sheet metal?
Shrinking, stretching, bumping, crimping, folding.
What procedure will control expansion when welding a joint?
Tack welding at intervals along the joint.
What flight controls are included in the auxiliary group?
Flaps, spoilers, speed brakes, LE flaps, and slots.
How can an aircraft that is due an annual inspection be flown to a base for inspection?
If a special flight permit has been issued for the aircraft.
How may a photoelectric smoke detector be checked?
By the use of a switch in the test circuit.
What factors are used to determine setback?
The bend radius and material thickness.
What type of repair could be made for a dented steel tube cluster joint?
Weld a formed steel patch plate over the dented area.
Name four high-lift devices.
Leading edge flaps, slots, slats, and trailing edge flaps.
If the owner or operator of an aircraft desires to use a progressive inspection program, who must they submit a written request to?
The FAA Flight Standards District Office having jurisdiction over the area in which the applicant is located.
What is the purpose of the yellow disk in a fire extinguisher system?
It indicates a normal system discharge.
What must be done when two bends intersect?
Relief holes are drilled at the intersection.
What safety precaution should be taken when gas welding has been completed?
Turn off the valves and relieve all pressure.
What is the purpose of a rotorcraft cyclic pitch control?
It changes the pitch of each main rotor blade during a cycle of rotation.
In accordance with 14 CFR 65.85 and 65.87, what type of inspection may a certificated airframe and powerplant mechanic sign off?
A 100-hour inspection.