MK1 SWE Study Guide Questions and Answers (2026 / 2027) (Accurate Verified Answers)

MK1 SWE Study Guide Questions and
Answers () (Accurate
Verified Answers)
• What type of engine is on a P100 -✓✓Single cylinder air cooled four
stroke

• How long will a P6 pump run on a tank of fuel -✓✓4 hours

• What type of engine is on a P6 pump -✓✓6.5 horsepower Honda GX-
200 has engine

• How would you test 4-20 mA sensor -✓✓In series

• The MPU - 23 card exhibits what color lights on the panel when
operating normally -✓✓Green Yellow Yellow

• How many digits are in a NSN -✓✓13

• What cut are R/G teeth? -✓✓helical

• Oil fog out of R/G -✓✓Faulty precipitator

• Standard hoses shall be identified as Standard in Hose Log and shall be
scheduled for replacement at intervals not to exceed -✓✓8 years

• What % hydraulic failure is due to contamination? -✓✓80%

• Hoses installed in the weather without an outer covering specifically
designed for service in the weather shall have a service life not to exceed
-✓✓5 years

,• When using an ammeter to troubleshoot a system always use what -
✓✓The highest scale

• Small engine exhaust hose service life shall be in accordance with the
hose manufacturer recommendation or -✓✓5 years whichever is less

• The most common type of media for coarse filtration is -✓✓Surface
media

• What is the disadvantage of a centrifugal pump -✓✓Suction lift

• The shelf life for hoses and prefabricated hose assemblies shall not
exceed -✓✓10 years

• As wire size increases, what happens to resistance and amperage? -
✓✓Resistance down - Amperage up

• What does CAN stand for? -✓✓Controller Area Network

• What % of working pressure do you test a temp hose -✓✓150

• How does a rise in the R/O input water temp effect the output temp -
✓✓Output increases

• What coolant is used in a keel cooler? -✓✓antifreeze

• At a modernized unit, where is your boat inspection report recorded? -
✓✓ALMIS

• How often is the cutter engineering report conducted -✓✓Yearly

• Rudder stock is supported by what? -✓✓bearing

,• Waster ring in the sea chest is for what? -✓✓prevent galvanic
corrosion

• What is the acceptable leakage rate in a screw type hydraulic pump
shaft seal -✓✓50ml

• If you have a bearing failure in a centrifugal pump with excessive
vibration, what is the likely cause? -✓✓misalignment

• What causes aeration in a hydraulic system if there are no leaks? -
✓✓low fluid

• You find something else is wrong with a piece of equipment already
CASREPed what should you send? -✓✓Update

• A thrust bearing supports what type of movement -✓✓axial and radial

• What does SSS stand for in a SSS clutch? -✓✓Syncro-Self-Shifting

• How is tin measured in a spectrometric oil analysis? -✓✓ppm

• If you find 40psi in a TANB trailer tire what type of discrepancy is it? -
✓✓restrictive

• Where can DEMPS procedures be found? -✓✓NEM-233-11

• What type of fuel does a P100 run on -✓✓F76 and JP5

• When do you have zincs in freshwater -✓✓Never

• What is considered a hot surface on piping requiring flange shielding
for LO -✓✓650

, • What is considered a hot surface on piping requiring flange shielding
for FO -✓✓400

• What happens to hydraulic oil for every 18 degrees it rises above 140 -
✓✓Oxidation rate doubles

• What type of o-ring is the most resistant to petroleum products -
✓✓Buna-S

• Before you inflate a shaft seal what must you do first -✓✓Stop and
lock shaft

• After an oil and filter change how many hours of engine operation
should be allowed before sampling -✓✓25 hours

• Check amps on a non clamp ammeter -✓✓In series

• How is the boat record kept in a modernized unit -✓✓EAL

• What is the max thickening and dilution of L/O -✓✓40% thickening,
5% dilution

• Oil intervals on a R/G -✓✓500 hours

• what should the chlorine levels on the potable water shore tie be -
✓✓.02ppm for 15min or .02ppm for 30min

• What date is placed on the hose tag -✓✓Replacement

• Jacket water is tested -✓✓monthly

• What type of fuel has FSII -✓✓F44