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Auxillary Equipment > Water Seperator (OWS) Reverse Osmosis (RO) > Flashcards

Water Seperator (OWS) Reverse Osmosis (RO) Flashcards

1
Q

WMSL ows power supply

A

440 VAC

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2
Q

WMSL OWS can process how many gal of oily contaminated water per hour

A

50 gallons per hour

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3
Q

WMSL OWS which component allows for overboard discharge?

A

Control module

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4
Q

The tendency to attract oil is known as what ?

A

cohesion

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5
Q

What is he 87 RO MCC

A

master control center

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6
Q

87 RO display lights

A

Normal operation-green light permeate is flowing through product valve
Dump cleaning- yellow product valve is closed
Salinity alarm-red flashing permeate quality is above salinity set point

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7
Q

How long do you circulate the winterizing solution through the R/o?

A

15 min

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8
Q

WMSL R/O unit is designed to produce ___ GPM

A

4.3 gal per min at 500 PPM is normal operating mode

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9
Q

WMSL R/O filtration is?

A

25 micron

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10
Q

What is the maximum halogen required after taking water from an unknown source 30 min after being in the tank?

A

2.0 PPM

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11
Q

WMSL filtration after the media filter is what size?

5 to 20 micron filters

A

5 to 20 micron filters

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12
Q

WMSL high pressure pump builds water pressure to a max of ? PSI

A

950 PSI

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13
Q

What voltage is the WMSL R/O

A

440 VAC

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14
Q

What is the smallest micron the eye can see

A

40 micron

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15
Q

R/O rings should be lubricated with what?

A

Glycerin or silicone lubricant

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16
Q

What is the R/O flushing time for a WMSL R/O

A

20 min

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17
Q

How long do you flush/dump the RO water after cleaning/winterizing?

A

20 min

18
Q

When the WMSL display shows check product water

A

signal sent to MCC Check Product Water illuminates high salinity

19
Q

Where is the brine seal located after installing a new membrane?

A

Before the membrane

20
Q

After replacing the high pressure pump oil 100 hour oil change on the WMSEL RO when do you change the oil?

A

500 hour

21
Q

87’ What is the first and second stage of the OWS SAREX?

A

first stage act as a gravity separator primary separation of oil and water
second stage removes any remaining oil
inside to outside flow

22
Q

87’ what color is an indicator of overboard discharge

A

green

23
Q

87’ What color indicators circulation?

A

yellow

24
Q

87’ What is the capacity of the 87 OWS?

A

8 gal

25
Q

87’ What is the rate that the OWS can separate?

A

2 GPM

26
Q

What type of separator is the 87OWS?

A

2 stage gravity coalesce OWS

27
Q

87 OWS operating pressure is?

A

40 PSI

28
Q

87 OWS suction lift max is?

A

10 feet

29
Q

WMSL water separator has 2 settings

A

operate and clean

30
Q

Bromine cartridge shelf life

A

2 year shelf life from date of manufacture

31
Q

What is the preferred disinfecting method?

A

Mechanical treatment methods are preferred to batch treatment

32
Q

Waste water disposal status for cutters?

A

Cutter shall maintain a status sheet showing dates and results of tank inspections

33
Q

How often are potable water tanks inspected?

A

Annually or when opened for any other reason

34
Q

Where are potable water tank inspections kept?

A

Hull history

35
Q

After inspecting the potable water tank what shall be done?

A

Sterilization

36
Q

What component notifies personal on a WMSL that it is time to change the oil on an RO?

A

RCC (Remote Control Center)

37
Q

Coupler color for potable water

A

Dark bleu

38
Q

Potable water hose should be labeled every _____ feet?

A

10 feet

39
Q

When is potable water tested aboard ships ?

A

Monthly

40
Q

What are the two tests conducted on potable water?

A

FAC and TBR

Auxillary Equipment (7 decks)

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