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FILTER SEPARATOR 2,000 G.P.M
Terms in this set (107)
What is Chapter 1?
Whats is Chapter 2 ?
What is Chapter 3?
What is Chapter 4 ?
What is Chapter 5 ?
What is Chapter 6 ?
What protect the filter-separator from rupture due to excessive pressure, which can develop when discharge the discharge valve is close?
An adequate bypass or relief valve
What prevents hydraulic hammer which might cause over stressing of the main body and flanges of the unit?
Care when opening and closing the valve controlling the flow of fuel through the filter separator
When do you replaced coalescer elements?
When the differential pressure across them reaches 15 psi
A sudden decrease in the differential pressure or no increase in differential pressure across the coalescer elements is an indication of what ?
Indication that one or more coalescer elements are rupture
The JP-5 Filter Separator is what type of model?
How many stage filter is the JP-5 filter separator?
two stage unit
True or False: The first stage consist of coalescing elements for filtering the solids from JP-5 fuel for coalescing water into large droplets?
The second stage consist of what element?
Separator element used to separate any remaining water
What is the specification of the filter separator ?
How heigh is the Filter Separator (Appox)?
What is the operating pressure of the JP-5 Filter Separator?
What is the hydrostatic test pressure of the Filter Separator?
How much does the Filter Separator Unit weight (Dry)?
How much does the Filter Separator Unit weight (Wet)?
True or False: The Filter separator has a cylindrically shape, welded, cu-ni shell?
What size manway(Manhole cover) does the Filter separator have?
In the filter separator, where is the manway (manhole cover) located?
located in the side and lower portion of the tank shell
How many chamber does the filter separator have?
Which chamber is connected to the fall out chamber through the coalescer elements?
Which inlet is connected through the separator elements?
fall out chamber
How many water lines are located in the fall out chamber?
two water lines
What are the two water lines located in the fall out chamber?
1. Manually operated water drain valve
2. Automatic drain valve
What is used to determine the water level in the unit?
A Sight gage assembly
The sight gage assembly has how many flanges?
Two flanges which are bolted to two mating flanges welded to the unit shell
In the sight gage, what permits the line to be closed at upper and lower ports during replacement and servicing of the sight gage?
A manually operated globe valve
What has been inserted inside the gage glass to determine the level of the fuel water interface?
A ball float
What is used to determine pressure drop across the coalescer elements and across the separator elements?
True of False: In the differential gage,the rate at which the pressure drop increases is governed by the collection of solid contaminants in the coalescer elements?
What facilitate the servicing and replacing of the gage?
A manually operated globe valve
What is used to determine the pressure of the fuel as it enters the inlet?
Inlet pressure gage
What is used to shut off the line during replacement or servicing of the gage?
A manually operated globe valve
What is used to determine the pressure of the clean fuel after it has passed through the separator elements and before is is discharge from the unit?
Outlet pressure gage
True or False: Each Coalescer is mounted vertically from the horizontal deck plate in the top of the tank?
How long are the coalecer elements?
24 inch long
True of False: The element(coalescer) mount is attached to the horizontal deck plate by screwing the cap into a threaded hole in the deck plate?
The base cap and end have what in common?
Both have projecting knife edges which are forced into the element gasket during installation of the coalescer element in order to seal the mounted element against leakage
The coalescer element are cylindrical, having an outside diameter of approximately how many inches?
The coalescer element have an inside diameter of how many inches, and an overall length of 24 inches?
The coalescing media breaks in oil emulsion to form separate water droplets of approximately how many inches in diameter?
1/4 inches in diameter
True or False: Entrained Solids contamination are removed by fiberglass filter media in the coalecer elements?
Entrained water is coalesced by fiberglass and fall by ___________to the water collection sump at the bottom of the filter separator vessel?
Any remaining finely dispersed water droplets too light to settle by gravity are repelled by what component?
by the hydrophobic screen or by the separator element
Prolonged exposure to water contamination beyond one year would cause the elements to partially lose what ?
lose their efficient
The recommended change-out differential pressure is 15 psi and the element will not rupture unless this pressure differential has been ____________?
How often do you take readings of pressure differential and should be recorded?
True or False: All separator elements are mounted vertically form the outlet manifold (clean fuel section) of the deck plate?
What type of elements are the separator elements?
The separator elements are of a permanent type and only require cleaning, unless damaged, in which case they should be replaced.
The hydrophobic screen membrane consist of what components?
Consist of 60 mesh wire cloth coated with teflon and mechanically supported to prevent rupture and distortion
True or False: The hydrophobic screen divider need to be removed during element change?
True or False: Damaged screens should be replaced and clogged screens should be cleaned?
Each separator element is cylindrical, having an outside diameter of how many inches?
Each separator element have an inside diameter of how many inches, and an overall length of approximately 24 inches?
True of False: The separator media consist of 200 mesh Teflon coated screen wound around the inside of a perforated tube?
In the separator element, what is the purposed of the Teflon screen?
The teflon screen repels finely dispersed water droplets and thereby removes these final traces of water from the fuel stream.
The separator element also serve as a final filter having a porosity of approximately how many microns acting as secondary protection if one or more of the coalecer element should rupture?
The normal pressure differential across the separator element stage should not be greater than how much psi?
The mounting assembly consist of what components?
Consist of a hexagonal base cap, brazed to one end of a perforated standpipe, an end plug brazed to the other end of the standpipe, and an end cap fitted and held in place by a hex bolt.
Where is the mounting assembly attached?
The mounting assembly is attached to the outlet manifold section of the deck plate.
The mounting assembly consist of a stud tube assembly composed of which items?
1,3, and 5, and a removable tube assembly composed of items 2,4,6, and 7
Where is your sampling valve located in the service filter?
right hand side
True or False: The filter separator is equipped with a fuel discharge valve acting as a check valve and sludge valve.
As a check valve, the fuel will flow through the valve in what direction?
In one direction only
As a sludge control valve, the valve is automatically closed if the water accumulation within the filter separator sump area is more than can be handle by what component?
By the water draining system
The ball float, part of the control valve, floats in what ?
Floats in water and rises as water accumulates
What happens when the ball is in the down position?
Vessel pressure is bled through control line to top of the diaphragm of water drain valve, and the water drain valve is kept close. As the water in the filter separator rises, the vessel pressure to control line is shut off, and the locked in pressure within control line is permitted to bleed to atmosphere through control line. When this occurs, the water is drained from the filter separator sump.
What type of valve is the automatic water drain valve?
A diaphragm operated globe valve, installed in the water drain line, works with the float control valve to automatically maintain a constant water level in the filter separator sump.
True or False: The pre-set water level is fixed and cannot be changed except by a changed in the design of the float control valve.
What type of valve is the Float control valve?
The float control valve is a ball operated rotary valve used to maintain a constant water level within the filter separator sump.
The ball float is connected by component?
By a mechanical linkage to a rotary valve
During installation of a filter separator, what will provide maximum efficiency of operation?
It should be connected into the system with a minimum number of turns, fittings, and valves. This will minimize turbulence in the inlet line
The pressure drop between the inlet and outlet connection should be less than how many PSI?
What must be made after all connections have been reassemble and all bolts tightened securely?
Another fluid test must be made to insure that no leaks exist in the system.
When placing the filter in operation what's the first procedure?
Close the drain and fuel sampling valves
How long should you let the filter vent valve open?
One or two minutes should be sufficient for venting time
What valves should remain open while the filter unit is in operation?
Liquid level gage valves
What is recommended to be performed once a day, or at least when resuming flow through the filter unit after a shut down?
The air vent valve be open to permit escape of any entrapped air or vapor from the unit
What the indication of no differential pressure reading across coalescers?
1. No flow
2. Rupture elements
What is the indication of high differential pressure reading across coalescers?
1. Dirty elements
2. Excessive flow
What is the indications of a cloudy effluent sample?
1. Rupture elements
2. Loose Elements
3. Standpipe seal defective or missing
4. Differential pressure gauge valves open
5. Excessive flow
What is indication of Water Drain valve fails to open?
1. Rupture diaphragm
2. Float valve stuck in bottom positon
What is indication of Water drain valve fails to close?
1. Dirt or metal parts under seat
2. Float stuck in upper position
3. Loose control tubing
If the fuel is cloudy and the cloud disappear at the top, what is present?
Water is present
All sediment that has settle will accumulate where of the bottle ?
On the bottom of the bottle directly beneath the vortex
True or False: At very most, the total sediment should only be no more than a slight smudge if picked up on a fingertip?
How many hex nuts does manway have?
When installing elements, manually engage about how many turns of the studs threads into the stand pipe?
How do you clean the Hydrophobic screen?
The screen may be cleaned with clean dry compressed air blown from the coarse screen side through the fine mesh screen
Which way does the fine screen faces?
Faces towards the coalescer elements
Which way does the reinforcing coarse screen faces?
Faces towards the separator element
How do you removed solid contaminants from the Hydrophobic screen?
Remove with clean, lint-free wiping cloth
Before placing a new gasket on the manway(manhole cover), make sure the gasket is ?
Make sure the gasket is greased
How many valves make up the Cla-val control system?
Three ( Fuel discharge and sludge control valve, water drain valve and float control valve
How often do you inspect the fuel discharge and sludge shutoff valve?
Inspect valve at least every 3 months for damage to control tubing, leaky silver solder joints etc.
When installing a new diaphragm in the fuel discharge shutoff valve, torque cover bolts to what inch pound?
20 inch pound
What is the only maintenance required in the automatic water drain valve?
Only maintenance required on this valve is replacement of diaphragm when rupture occurs
When installing the cover back the automatic water drain valve, torque retaining nut to what inch pound?
15 inch pound
What is the only maintenance required for the liquid level gauge?
The only maintenance required for this item is claning of the sight glass when it becomes discolored
What do you used to wash plastic tube from the liquid level gauge?
Wash plastic tube using a non-gritty detergent and soft bristled brush
How many coalescer elements does that service filter have ?
How many separator elements does that service filter have ?
How many elements total can fit on the element mounting assembly?
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