RODP Exam UPDATED QUESTIONS AND
CORRECT ANSWERS
What technical manual covers the quality maintenance program - CORRECT
ANSWER Joint fleet maintenance manual
How much recovery water should you receive per 100 gallons of feed water? - CORRECT
ANSWER 18/22 gallons
Review permeate charts, what is the lowest seawater temp you can produce permeate at? -
CORRECT ANSWER 35°F
For every____gallons of seawater, you produce 18 to 22 gallons of permeate - CORRECT
ANSWER 100
What 12,000 GPD component protects freshwater from seawater during flush - CORRECT
ANSWER Backflow preventer
In addition to removing large particles, the 20 µm filter is used as a mixing chamber during
what? - CORRECT ANSWER Cleaning mode
After lubricating the HP pump motor bearings, you should do what - CORRECT
ANSWER Run pump for 30 minutes
Which component activates the dump valve when high conductivity is detected - CORRECT
ANSWER Salinity monitor
What special tool checks for motor and shaft Axle endplay - CORRECT
ANSWER Dial indicator
What color indication on the 12 KGPD illuminates when the dump valve divert high salinity
permit to waste - CORRECT ANSWER Yellow
, What conditions must be met before the HP pump will start when the pushbutton is pressed? -
CORRECT ANSWER Suction pressure sat, discharge pressure sat, no overload
indication
Which component removal, residual, toxic water in the canister prior to removing the
cartridges? - CORRECT ANSWER Drain valve
What equipment is used to show residual bromine level in the potable water tank? -
CORRECT ANSWER Bromine test kit
Product water from the ships product water system is brought to the EDG and stored in
the______ where salt can be added to make Brine solution - CORRECT
ANSWER Brime tank
What is the curiosity for inspecting the HP pump oil level on a 12K GPD RODU? -
CORRECT ANSWER Monthly
When inspecting the 12K GPD HP pump drive belts using the belt tensiometer in the belt
center how much force should be required to press the belt down 1/2 inch from its normal
position? - CORRECT ANSWER 13-18 pounds
When renewing a 3 µm filter element ensure the housing is______ before removing filter
elements to prevent containments from flushing downstream - CORRECT
ANSWER Drain
In cleaning mode, the 20 µm filter_____ on the 12K RODU is used as a mixing chamber for
cleaning solution solutions - CORRECT ANSWER Housing
What should be done when a 12K RODU pump accumulator indicates zero psig and fluid
appears at the Schrader valve? - CORRECT ANSWER Replace blatter
CORRECT ANSWERS
What technical manual covers the quality maintenance program - CORRECT
ANSWER Joint fleet maintenance manual
How much recovery water should you receive per 100 gallons of feed water? - CORRECT
ANSWER 18/22 gallons
Review permeate charts, what is the lowest seawater temp you can produce permeate at? -
CORRECT ANSWER 35°F
For every____gallons of seawater, you produce 18 to 22 gallons of permeate - CORRECT
ANSWER 100
What 12,000 GPD component protects freshwater from seawater during flush - CORRECT
ANSWER Backflow preventer
In addition to removing large particles, the 20 µm filter is used as a mixing chamber during
what? - CORRECT ANSWER Cleaning mode
After lubricating the HP pump motor bearings, you should do what - CORRECT
ANSWER Run pump for 30 minutes
Which component activates the dump valve when high conductivity is detected - CORRECT
ANSWER Salinity monitor
What special tool checks for motor and shaft Axle endplay - CORRECT
ANSWER Dial indicator
What color indication on the 12 KGPD illuminates when the dump valve divert high salinity
permit to waste - CORRECT ANSWER Yellow
, What conditions must be met before the HP pump will start when the pushbutton is pressed? -
CORRECT ANSWER Suction pressure sat, discharge pressure sat, no overload
indication
Which component removal, residual, toxic water in the canister prior to removing the
cartridges? - CORRECT ANSWER Drain valve
What equipment is used to show residual bromine level in the potable water tank? -
CORRECT ANSWER Bromine test kit
Product water from the ships product water system is brought to the EDG and stored in
the______ where salt can be added to make Brine solution - CORRECT
ANSWER Brime tank
What is the curiosity for inspecting the HP pump oil level on a 12K GPD RODU? -
CORRECT ANSWER Monthly
When inspecting the 12K GPD HP pump drive belts using the belt tensiometer in the belt
center how much force should be required to press the belt down 1/2 inch from its normal
position? - CORRECT ANSWER 13-18 pounds
When renewing a 3 µm filter element ensure the housing is______ before removing filter
elements to prevent containments from flushing downstream - CORRECT
ANSWER Drain
In cleaning mode, the 20 µm filter_____ on the 12K RODU is used as a mixing chamber for
cleaning solution solutions - CORRECT ANSWER Housing
What should be done when a 12K RODU pump accumulator indicates zero psig and fluid
appears at the Schrader valve? - CORRECT ANSWER Replace blatter
