MK2 SERVICE WIDE EXAM QUESTIONS AND
VERIFIED ANSWERS
Vaccuum gauges indicate readings in what measurement? - Answers - Hg (Inches of
Mercury)
What is the minimum battery voltage required when testing a battery? - Answers - 12.6
V
What does the color of the terminal bus or splice insulation indicate? - Answers - The
size of wire it can be used on
Electrical Components may be protected by ... - Answers - Grounding: Antistatic mats
and wrist straps
Insolation: Static Sheild Bags
Prevention: Most Important
What does SWBS stand for? - Answers - Ship Work Breakdown Structure
What is JP5? (In depth) - Answers - Kerosene type jet fuel developed to provide a
higher flashpoint that could be stored onboard more safely than either gasoline or
earlier jet fuels. JP5 is composed of higher boiling point than gasoline and is not as
explosive or volatile as gasoline. JP5 is the only grade of jet fuel that is authorized for
fueling aircraft on Navy/USCG ships.
What is the purpose of Red Gear? - Answers - The purpose of Red Gear is to transmit
the high speed of an engine to a low speed of the prop.
What is the formula for finishing the cap end of a linear actuator? - Answers - A= D^2 x
.7854
What is the max swash plate angle of an in-line piston pump? - Answers - Can be
varied from 0-25°
How are filters in a hydraulic system rated? - Answers - Micron
What do you use to deburr a hydraulic shaft? - Answers - Fine Whetstone
What protects debris from entering the system on the inward stroke of a hydraulic ram -
Answers - Rod Wiper
, What information is required on a hose tag? - Answers - Hose log item number, service
life date, hydrostatic test pressure and test date.
Hydraulic hoses are measured in ___. One ___ equals 1/16" - Answers - -, Dash
When testing relief valves on fin stabilizers put the gauge on ___ and ___ main
hydraulic distribution manifolds - Answers - T54 and T55
A hydraulic actuator converts what type of movement? - Answers - Hydraulic energy to
Mechanical Energy
For machinery spaces, fresh air is ducted to where? - Answers - Watch Stations
Within how many hours must you submit a message if you have a fire onboard a ship? -
Answers - 12 Hours
Air Purification is the process of removing ___ - Answers - Impurities in the air
What is the shelf life of a hose? - Answers - 10 years
What is the only approved material for pump shims? - Answers - 304 Stainless Steel
A crankshaft changes reciprocating motion into ___ - Answers - Rotary Motion
What is the flashpoint of F76? - Answers - 140°
How is wire size measured? - Answers - Strip off the insulator and only measure the
diameter of the conductor.
What is the most effective procedure to maintaining fuel quality? - Answers - Timely and
periodically tank stripping
What percentage of hydraulic failures occur from contaminated fluid? - Answers -
Approx 80%
How many bags are used to pack a P-6 Pump? - Answers - Two Bags
What is the average lifespan of zinc? - Answers - 3 Months
Who can initiate a TCTO? - Answers - Anyone
Danger/Caution tag-out record sheets are maintained for ___ - Answers - 6 Months
Printed Copies of the ECCM shall be maintained where? - Answers - - Main Control -
Engineering Assist Location - All repair lockers - DCC - Pilot House
VERIFIED ANSWERS
Vaccuum gauges indicate readings in what measurement? - Answers - Hg (Inches of
Mercury)
What is the minimum battery voltage required when testing a battery? - Answers - 12.6
V
What does the color of the terminal bus or splice insulation indicate? - Answers - The
size of wire it can be used on
Electrical Components may be protected by ... - Answers - Grounding: Antistatic mats
and wrist straps
Insolation: Static Sheild Bags
Prevention: Most Important
What does SWBS stand for? - Answers - Ship Work Breakdown Structure
What is JP5? (In depth) - Answers - Kerosene type jet fuel developed to provide a
higher flashpoint that could be stored onboard more safely than either gasoline or
earlier jet fuels. JP5 is composed of higher boiling point than gasoline and is not as
explosive or volatile as gasoline. JP5 is the only grade of jet fuel that is authorized for
fueling aircraft on Navy/USCG ships.
What is the purpose of Red Gear? - Answers - The purpose of Red Gear is to transmit
the high speed of an engine to a low speed of the prop.
What is the formula for finishing the cap end of a linear actuator? - Answers - A= D^2 x
.7854
What is the max swash plate angle of an in-line piston pump? - Answers - Can be
varied from 0-25°
How are filters in a hydraulic system rated? - Answers - Micron
What do you use to deburr a hydraulic shaft? - Answers - Fine Whetstone
What protects debris from entering the system on the inward stroke of a hydraulic ram -
Answers - Rod Wiper
, What information is required on a hose tag? - Answers - Hose log item number, service
life date, hydrostatic test pressure and test date.
Hydraulic hoses are measured in ___. One ___ equals 1/16" - Answers - -, Dash
When testing relief valves on fin stabilizers put the gauge on ___ and ___ main
hydraulic distribution manifolds - Answers - T54 and T55
A hydraulic actuator converts what type of movement? - Answers - Hydraulic energy to
Mechanical Energy
For machinery spaces, fresh air is ducted to where? - Answers - Watch Stations
Within how many hours must you submit a message if you have a fire onboard a ship? -
Answers - 12 Hours
Air Purification is the process of removing ___ - Answers - Impurities in the air
What is the shelf life of a hose? - Answers - 10 years
What is the only approved material for pump shims? - Answers - 304 Stainless Steel
A crankshaft changes reciprocating motion into ___ - Answers - Rotary Motion
What is the flashpoint of F76? - Answers - 140°
How is wire size measured? - Answers - Strip off the insulator and only measure the
diameter of the conductor.
What is the most effective procedure to maintaining fuel quality? - Answers - Timely and
periodically tank stripping
What percentage of hydraulic failures occur from contaminated fluid? - Answers -
Approx 80%
How many bags are used to pack a P-6 Pump? - Answers - Two Bags
What is the average lifespan of zinc? - Answers - 3 Months
Who can initiate a TCTO? - Answers - Anyone
Danger/Caution tag-out record sheets are maintained for ___ - Answers - 6 Months
Printed Copies of the ECCM shall be maintained where? - Answers - - Main Control -
Engineering Assist Location - All repair lockers - DCC - Pilot House
