(2024 Exam) MK-16

Question 1

Normal working limit for N2O2/HEO2?

Answer 1

Normal Working Limit 150 feet - N2O2 (79/21)

NormalWorkingLimit 300feet-HeO2 (88/12)

Question 2

Inconel bottle FV? SCF @ 3000psi?

Answer 2

FV= .101

SCF @ 3000psi = 21 SCF

Question 2

Absorbent duration decreases as ______ decreases and _____ increases?

Answer 2

Temperatures decrease

Depth increase

Question 3

Breathing loop capacity in liters?

Answer 3

8.5 liters

Question 4

Initial setup procedures are done when and at what interval?

Answer 4

Every six months/prior to Mission

Or

When a sensor is replaced or repositioned
PEA, center section, or secondary display is replaced

Question 5

If bottles have been allowed to fall to 0 psi (or have been contaminated with a different gas), you must purge bottles a total of ____ times before final jam of 3000psi is accomplished.

Answer 5

3 times

Jamming to 300 psi then purging to 0 psi

Question 6

A SCUBA Diver may be tended to a MK-16 diver/s with no additional witness float or tending line during training dives. Flip card 👇🏻

Answer 6

The SCUBA bubbles will suffice for marking or tracking the divers location.

This is to cut down on lines and decrease chances of entanglement.

Question 7

Max descent rate?

Answer 7

60ft/min

Question 8

Maximum allowable PPO2?

Answer 8

1.9 ata

Question 9

How often should you check your secondary display?

Answer 9

Every 2 to 3 minutes

Question 10

Pre-Dives are good for how long?

Answer 10

14 Days

Question 11

LO-MU is recertification and hydrostatic testing is preformed at a minimum of every ___ years?

Answer 11

5 years

Question 12

Navy safety precautions for forces afloat?

Answer 12

OPNAVINST 5100.19

Question 13

Navy Safety Precautions for Shore Activities?

Answer 13

OPNAVINST 5100.23

Question 14

The minimum discharge voltage of the primary battery is ___V(Modern) or ___V (Legacy). At which point it is considered unreliable and should be discarded.

Answer 14

Modern- 5.2V
Legacy- -.95

Question 15

The MK 16 Mod 1 is composed of four major subsystems and their assemblies, what are they?

Answer 15

housing, recirculation, electronics, and pneumatics subsystems

Question 16

What two types of FFM are authorized per MIL-DTL-19595 for use?

Answer 16

M48 Mod 0
M48 Mod 1

Question 17

The output voltage of a normal operating sensor in ambient air is ___ to ___ millivolts (mV)?

Answer 17

22 to 28 millivolts (mV)

Question 18

Leaving the O2 bottle, HP O2 is regulated down to ____ to ____ psig?

Answer 18

230 to 270 psig

Question 19

What is used to disinfect the Mk-16 and how long should it sit before being rinsed off?

Answer 19

Confidence plus
:10