Inflate the tire with nitrogen to the specified pressure.

A. By using the basic provisions of FAR 21.50, revisions become consistent with the format of the specification.

B. FAR 21.50 provisions are the basic to the revisions which are consistent with the format of the specification.

C. To make revisions consistent with the format of the specification, the provisions of FAR 21.50 should be adopted as a basis.

A. Use a drill bit not less than 45 mm long.

B. Use a drill bit that has a maximum length of 45 mm.

C. The drill bit used is more than 45 mm.

A. The repair limits are not permitted as special equipment is required.

B. The repair limits are not mentioned as special equipment is required.

C. The repair limits are not set as special equipment is required.

A. Correct operation of the parts does not allow dents to occur.

B. Dents that have an influence on the correct operation of the parts are not allowed.

C. Dents can prevent correct operation of the parts, so they are not permitted.

A. If there is no approval of the FAA Oversight Office that manages the airplane model Type Certificate, anyone cannot change or delete these inspection features that are compulsive.

B. These inspection features can be changed or deleted if they don＇t get approval of the FAA Oversight Office that is responsible for the airplane model Type Certificate because they are mandatory.

C. If changing or deleting of these inspection features is approved by the FAA Oversight Office that manages the airplane model Type Certificate, they are mandatory.

A. After the system is pressurized, the elevators will drop down no matter where the rigging pin is installed.

B. Without the rigging pin, the elevators will go down when there is no pressure in the system.

C. The rigging pin can prevent the elevators from retracting and expanding when the system is de-energized.

A. Clean the elastic surfaces that are transparent.

B. Clean the plastic surfaces that are not transparent.

C. Clean the plastic surfaces that are not vague.

A. If there is a available service bulletin to correct the problem of moisture ingress into the connector cavity,the letter then will be useless.

B. Refer to this letter to help mitigate moisture ingress into the connector cavity even if there is a available service bulletin to correct the problem.

C. If there is a available service bulletin to correct the problem that moisture ingress into the connector cavity, the letter then will provide procedures .

A. You need to open the cargo door when the windspeed exceeds 30 knots.

B. Wait for the wind speed to increase to over 30 knots before opening the cargo door.

C. You are allowed to open the cargo door when the wind speed reduces to less than 30 knots.

A. Licensed personnel appropriately finish the requirements of all other maintenance on airplane.

B. All other maintenance required on airplane should be done by the personnel who have the corresponding license.

C. All other maintenance requires that the properly licensed personnel should be on airplane.