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Read seal reviewer for 2008 (ROT)
Terms in this set (99)
What type of wrench is use as per manufacturers manual?
What non slipknot would you use in the middle of the rope?
Bowline on a bight
What should be done to the shackle after use on lifting?
Checked wear & pin
Three view drawing is usually referred as?
What drawing represents elevation?
What drawing shall be given to the owner after completion of the project?
What maintenance will you do in a wire rope after it is use on a salt water?
Clean lubricate with oil & roll
How do you install the gauge in hydro testing?
The hose is under pressure how will you disconnect the hose?
Depressurized open the valve & drain
What type of hose should be used on hydro test?
High pressure hose
What will you do when you find leaking on joint while hydro testing?
Drop the pressure immediately
What is the cause of decreasing the pressure when hydro test took 24 hrs?
What equipment would you use to maintain the vertical position when lifting a
The pipe is 20m long with a spool & 90 deg elbow under the deck what will you
use for lifting it horizontally
3 chain pull & 3 lifting eye.
What is the angle of cut for 3 pcs 90 deg elbow?
90 divided by 4 = 22.5 degrees
What is the length of the base of template for 6 inch diameter pipe?
6.625 x 3.1416 = 1 foot & 8 13/16 inch
What is the length of the the arc of the pipe if it is divided into 16 parts?
Formula 3.1416 x diameter divided by 16
How would you drill to the wall the bolt anchor with epoxy?
drill a hole bigger than the bolt put epoxy and tighten
When using a crane on a building what are the criteria when choosing a crane.
Radius, dimension of the boom, weight, load capacity
When a piping heating system is not supplying heat, what is the cause?
The old building is 5th floor the heating system of the 4rth floor is not functioning
and the pump increased the pressure to 25 psi, what is the cause?
Expansion tank flooded, water system logging
The 6 inch diameter pipe divided by into 16 parts, what is the angle?
360 divided by 16 = 22.5 deg
What is the formula in getting the angle of cut?
No. of degrees divided by no of welds x 2
A 100 ft. Length pipe is installed at 60 deg F and a service temperature of 324
deg F. How much will pipe extend if the coefficient of expansion is 0.0000067
100 ft x (324-60) x 0.0000067=2 1/8 inches
A hydro the test is not completed on that day what should be done before leaving
Depressurized the line
When lifting an FRP pipe, what type of sling is the best to use?
4 inches sling
What is FRP pipe commonly used on industry?
Light & corrosion resistance
What is the best described for on & off valve?
What trap has the best handling capabilities?
Float & thermostatic trap
What is the constant when finding a travel in 45 deg?
OS& Y valve was found leaking on a packing gland when do you need to tighten
Flag the valve & report to the maintenance supervising
It's protect the burdon tube
What is the use of a yellow coated pipe?
Protect external corrosion of the pipe
How will you cut a yellow jacket of the pipe?
Cut with a knife & grind welding
After the welding is done and pipe wrapping is completed what test shall be
Electromagnetic particles (Holiday Test)
When making a layout on stainless steel what marking tools shall be use?
Fine felt pen
Transformer is not working what tools shall be used?
What is the factor distance base of the ladder?
What is the distance of the step ladder rungs?
What tools shall be use a marking an angle on the pipe & beam?
What tools will be use when marking a contour on a grid line of a pipe?
After threading the pipe what will you do to the pipe?
clean inside burr
What is the use of sulphur base oil when threading?
To maintain the trap in good working condition what kind of maintenance you will
Clean the strainer
If two or more boilers are connected it must be equipped by what?
Stop & check valve
What is the best valve use for a Throttling a small pipe?
When putting the template on a pipe what will be next step?
Mark the pipe from the template
When brazing a copper the method to use is?
What is the drop of the pipe 175 feet long with a 2% grade?
75 x 0.02= 3.5 feet
What is the grade of a pipe 53 meter long having 2% grade?
.02 x 53 = 1060mm
Before pressurizing the pipeline what is the first thing to do?
Check line for defeciency & mark
How do you install the cold sprung?
Install 1st anchor pull the loop & install 2nd anchor
What will you do when working in pump on a remote area?
Tag out & lock off control panel
What is the minimum load of the motor?
Multiply the given value on the question x 5 factor of pump
What is the connection of hardford loop on the steam boiler?
Where is the location of hardford loop on a hot water system?
From balancing & equalizing line
A pipeline has bolt end w/ flange type and the sch. Is 160 it is found short of 1
inch. What would you do to install it?
Change the spool
How do you clean the stainless steel tank in food industry?
Sanitized according to requirement
When there is a tee connection, elbow & other fitting upstream on metering
device what flow will it gives?
What indicates a green triangle on a safety shoes?
shank & toe
What is the best clothing for welder?
What glove should be use in welding & grinding?
How do you identify a mixing valve?
2 inlet & 1 outlet
What is the order of component on steam trap section?
2 Gate valves, strainer, union, trap, check valve
What tools shall be use when cutting a 4 inch dia x sch. 40 dia pipe.
1/16 cutting disc & grind to a feather finish
a 6inch dia pipe 45ft. long and weight 40kg/ft what is the total weight ?
45 ft x 40 kg/ft= 1,800 kg
What is the maximum pressure of the acetylene?
To maintain center line of the pipes what reducer shall be use?
A 4 inch dia pipe with 20 ft long what will be the added wieght when filled of
3.1416 x 0.166 x 0.166 x 20 ft x 62.5 kg/ft water density= 108.2 kg
Where do you find the heat number of the piping materials?
Where is the blow off valve terminate?
What factor you must take consideration when changing a grinding disc?
Which drawing would you refer for a materials take off?
What do you do to maintain the temperature of heat oil inside the tank?
insulate the tank
Where do you install when tapping on an orifice flange for a metering device on a
wet gas line?
On the top 45 deg apart
What type of pump use to convey a powder when less production of pulp mill to
make the production increase?
In brass copper line joint what cleaning agents shall be use?
Petroleum base cleaning
When brazing a nitric oxide what procedure is used?
Continues nitrogen purging
Where do you terminate the outlet of a pressure relief valve discharge in a low
pressure hot water boiler?
In the condensate tank
How do you replace the steam trap that works to 50 % of its capacity?
Replace with a new one & send the old to the maintenance
Where do you lubricate when fit up a groove joint?
Inside the groove, inside the gasket, inside the coupling
Which valve is use as on & off?
When supporting a field fabricated line, what would be the proper way installing
the guide & spider?
Bolt the guide housing to the structural concrete and weld the spider
to the stem main line and bolt up the housing
When installing a pipe from the cooling system of a building, where do you
To the radiator removable base support.
How do you install a basket strainer?
A safety relief valve usually installed on a hydronic heating system on what
On the top of the boiler
What causes the solder to flow into joint when soldering a copper pipe?
Air & carbon dioxide in steam line may cause?
Pitting & corrosion
Where is the safety valve located in a steam pressure reducing station?
Size of expansion tank on a hydronic heating system is determined from its?
What is the main function of the hardford loop?
Protect emptying the boiler
What pipes is use in hydraulic line?
What type of copper tube use in air-conditioning & refrigeration units?
Type ACR (air conditioning and refrigeration field services)
What tools is used to find the ordinates & circumference of the pipes?
What signal will you use to move the load closer to the crane & maintain the
height of the load?
Raise the boom, lower the load
The crane signal that your fists in from of your chest with the thumbs pointing
Extend the boom
What will you do if there is an instrumentation connected on the piping to be
schedule for hydro test?
Scale on the drawing & measure from flange face to face and fabricate
What type of valve is best for isolation?
what tools shall be use when cutting a 4 inch dia x sch.40 pipe ?
1/16 cutting disc&grind to a feather finish
THIS SET IS OFTEN IN FOLDERS WITH...
Red seal or bust part 1
Red Seal or bust part 3
Red Seal or bust part 4
Red Seal or bust part 5
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