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Flashcards in Specs Purifier Deck (18)
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1
Q

During centrifugal operations, where are the solid contaminants collected after they are separated from fuel?

A

On the inside of bowl wall

2
Q

What are the ideal operating pressures of the 300 GPM centrifugal purifier?

A
  • 15 to 25 psi inlet

- 25 to 30 on outlet

3
Q

How many sets of ball bearings support the spindle assembly ?

A

3

4
Q

What disk provides a rotating casing for the centripetal pump?

A

Top disk

5
Q

When purifier is in standby mode , how often should you check the inlet-outlet housing and cover to make sure they are cool to the touch?

A

Every 5 min

6
Q

The worm wheel gear engages what component located at the base of the spindle assembly to drive the purifier bowl?

A

The quill

7
Q

How does the operator use the speed counter to determine if the purifier bowl is spinning at full speed?

A

Place finger on the bump and count the number of times the bump touches his/her finger in 1 min.
-146-152 rpm

8
Q

How many intermediate disks are provided with the 300 GPM purifier?

A

186 disks

9
Q

When screwing the feed tube assembly into the pairing disks , how many complete turns are required to ensure that the feed tube and paring disc are properly engaged ?

A

3-3 1/2 complete turns

10
Q

When tightening the coupling ring , what maximum degrees are allowed for the coupling ring aligning mark to pass aligning mark on the bowl top?

A

25 degrees or 4 1/2 inches

11
Q

During purification process, you observe a large amount of water discharging out through the water observation port and nothing is discharging past the discharge bulls -eye sight glass. What is the probable cause ?

A

Discharge ring is too big

12
Q

While performing dissemble maintenance using purifier compression tool, how much psi should be applied with tool to loosen coupling ring so you can turn manual coupling ring wrench by hand freely?

A

7800 psi

13
Q

What provides the operator with an indication of the bowl spindle speed?

A

Speed indicator

14
Q

The purifier is what type of separator ?

A

Constant - efficiency type

15
Q

What does constant - efficient mean?

A

It achieves the same degree of efficiency at the end of a run as the start

16
Q

Purifier is capable of effectively purifying aviation fuels of various specific gravities at a rate of up to?

A

350 GPM

17
Q

Dirty fuel supplied to purifier how ?

A

Ships aviation transfer system

18
Q

Bowl casing is mounted ?

A

On top of the frame and provides housing for the bowl assembly