Actuating Devices

Question 1

How can you tell if the spreader gun is cocked?

Answer 1

By pulling on the firing pin if it is cocked, you should feel spring tension.

Question 2

What is used to clean the cartridge chamber and threads of the spreader gun assembly?

Answer 2

Denatured alcohol.

Question 3

What size letters are used to record information on the cartridge head?

Answer 3

No smaller than 1/16 inch.

Question 4

What specifications are the cartridge in the spreader gun assembly torqued to?

Answer 4

84 inch pounds + or - 12 inch pounds.

Question 5

How can you ensure the cartridge is installed all the way in the chamber of a spreader gun?

Answer 5

The top of the cartridge should be approximately even with the top edge of the chamber.

Question 6

Where should the sealing compound be applied to on the spreader gun cartridge?

Answer 6

On the top two treads of the cartridge.

Question 7

What is the service life of the static line cutter assembly?

Answer 7

4 years from the date of manufacture.

Question 8

What is the service life of a spreader gun cartridge?

Answer 8

6 years 3 months from the date PIS and 9 years from the DOM.

Question 9

When is the firing pin test performed on a spreader gun assembly?

Answer 9

Each time the spreader gun cartridge is replaced.

Question 10

What torque is the swivel bolt on the “C” clamp used to hold the spreader gun tightened to?

Answer 10

7 foot pounds + or - 1/2 foot pound.

Question 11

How many times is the aneroid closure test performed on each actuator during a chute repack cycle?

Answer 11

Three.

Question 12

The actuator must pass how many tests, with + or - how many feet?

Answer 12

3 and 1,000 feet.

Question 13

What is used to clean the actuator assembly?

Answer 13

A lint free cloth.

Question 14

Can a parachute rigger make adjustments to the aneroid of the 7000 series actuator?

Answer 14

No.

Question 15

If the actuator is out of specifications, what must be done with it?

Answer 15

Turned into supply.

Question 16

Can an automatic actuator that has been fired be cleaned, rearmed, and reinstalled in a parachute assembly?

Answer 16

No.

Question 17

What is done with an automatic actuator that has been fired?

Answer 17

Turned into supply for disposition.

Question 18

How many pounds of pull force is required to pull the arming pin from the actuator?

Answer 18

10 to 20 pounds.

Question 19

When inspecting the sealing compound in the aneroid adjustment screw of the automatic actuator, are hair line cracks due to aging of the compound allowable?

Answer 19

No.

Question 20

Is the arming cable part of the matched system on the 7000 series automatic actuator?

Answer 20

No.

Question 21

How can you tell if a cartridge is installed all the way into the barrel assembly?

Answer 21

By looking through the inspection port on the cover assembly.

Question 22

What is the maximum simulated altitude the test chamber of the automatic parachute actuator test stand can withstand?

Answer 22

30,000 feet.

Question 23

What are the plate screws on the spreader gun assembly torqued to?

Answer 23

6 inch pounds + or 1/2 inch pound.

Question 24

After the plates are torqued, what is used to check the gap between the slugs?

Answer 24

Feeler gauge

Question 25

What is the maximum gap allowed between slugs on the spreader gun?

Answer 25

0.050