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3E051 2-4
Set 2 Book 4
Question | Answer |
---|---|
Which of the following is not a subsection of the mobile aircraft arresting system | Pendant cable |
the mobile aircraft arresting system is capable of handling an aborted takeoff or arrested landing every | 3 to 5 minutes |
How many hydraulic power units are installed on each mobile aircraft arresting system trailer | Two |
What crew size do you need to install the mobile aircraft arresting system | Twelve |
Which mobile aircraft arresting system installation method requires the fabrication of a cruciform fondation | Concrete off runway |
Which type of anchoring system do you use when installing the mobile aircraft arresting system on a soil surface | K/M |
Which type of anchoring system do you use when installing the mobile aircraft arresting system on asphalt that is more than 6 inches thick | Moil |
What is the proper fill level for the mobile aircraft arresting system hydraulic power unit reservoir, and at what frequency do you check it during operation | 2 inches below the top of the filler neck, every 50 hours |
What is the recommended method for cleaning the oil cooler on the mobile aircraft arresting system hydraulic power unit | Compressed air |
During operation, the engine oil in the mobile aircraft arresting system hydraulic power unit is changed every | 25 hours |
What size steel cable do you use on the mobile aircraft arresting system trailer winch when it requires replacement | The same size the winch was supplied with originally |
Lubricate the tape sheaves on the mobile aircraft arresting system trailer after every | 50 arrestments |
After the TAG installs the 1000 ft crossbar, what is the next step | Install the approach lights |
When leveling and aiming a PAPI unit, what do you do first | Level the unit from side to side by adjusting the unit's two front knobs |
What is the final step in installation of the PAPI units | Adjust the tilt switch so that the bubble is in the middle |
What is the first step of installing the taxiway lights | Place two lights and isolation transformers at the beginning of the taxiway for taxiway exit lights |
How do you begin the procedure to install the emergency airfield lighting system obstruction lights | Install the batteries into the fixture |
Which of the following steps is done first when installing the generator and regulator | Establish a common ground for the generator, regulator, and control panel |
When performing an open circuit test on the regulator, what is the next step after turning the circuit breaker off | Remove the male to male adapter cable from the output current plugs |
What is the last step in activating the emergency airfield lighting system from the control panel | Set the strobe control switch to 1-18 or 19-36 |
When performing a short circuit test on the emergency airfield lighting system regulator, what is the nest step after turning the intensity selector switch to low | Turn the intensity selector switch to medium |
When replacing a lamp on a runway edge light, how do you remove the lamp from its base | Grip the lamp by its ceramic base and pull straight up |
What is the procedure to remove the red lens from an obstruction light | Loosen the screws holding the lens in place, turn it to the right and pull it straight up |
which of the following is a step in the process of changing out a lamp in a strobe unit | Short the capacitors |
What generator is used for emergency backup of facilities that are mission essential, such as communications centers and command posts | MEP 006A |
Besides conductor size, what is another important factor to consider when reducing voltage drop in an electrical circuit | Circuit distance |
You have a #8 AWG stranded copper conductor with 0.778 ohms of resistance for each 1000 feet of length. If you run that cabling 100 feet between the power plant and the load, what would the total resistance be | 0.0778 |
The bus bar for two paralleled generators must be large enough to carry | The output of the larger generator |
What is the first step you perform when placing a generator back into service | Open circuit breakers and start largest generator |
The emergency (battle short) switch bypasses all of the following relays except the | Over speed relay |
When you operate in extremely cold climates, what must you do to prevent the battery from freezing when you add water | Immediately mix the fluid by charging the battery |
During which type of climatic condition could vibrations cause chafing and fraying of the generator wiring | Extreme heat |
Which of the following is not a major component of the basic expeditionary airfield resources interior tent lighting system | Secondary B panel |
How many light streamers does each basic expeditionary airfield resources tent receive | Two |
What action ensures rapid reinstallation of the basic expeditionary airfield resources tent lighting system | Placing components into their proper storage containers |
What is the maximum length the remote area lighting system can be | 1500 feet |
How many light masts come with the remote area lighting system | 13 |
For a fully operational remote area lighting system, you can establish automatic operation by positioning the override switch to | AUTO |
At what frequency do you inspect the remote area lighting system structure for corrosion | Quarterly |
What is the output rating of the diesel generator on the telescoping floodlight set | 7 kW |
What is the biggest advantage of the telescoping floodlight set over the remote area lighting system | Production of its own power |
What are the size and type of lamps used on the telescoping light set portable light stands | 500 watt quartz |
For proper operation, you need to keep the telescoping floodlight set generator output between | 233 and 247 VAC |
What is the full height of the telescoping floodlight set trailer tower | 30 feet |
During operation under dusty conditions, how often must you clean the air filter in the generator on the telescoping floodlight set | Every 8 hours |
The reverse osmosis water purification unit requires a power supply that is capable of providing | 120/208 VAC |
On the reverse osmosis water purification unit, which pump motor does the 90 amp circuit breaker number 1 proctect | Reverse osmosis |
Where is the reverse osmosis water purification unit ground rod stored | On the control panel |
Before performing maintenance on the reverse osmosis water purification unit, you should | Open all drains and vents |
Which contingency asset requires two dedicated secondary distribution center (SDC) to meet its high load demands | Basic expeditionary airfield resources kitchen |
Which major component of the basic expeditionary airfield resources kitchen electrical system not only acts as a distribution point, but also provides circuit protection | Secondary distribution center |
What is the frequency of inspection of the basic expeditionary airfield resources kitchen electrical system when it is in opertion | Weekly |
What is the primary distribution voltage of the basic expeditionary airfield resources (BEAR) electrical system | 4160 VAC |
What type of termination is used on the primary distribution center for the input and output cables | Load break elbows |
A total of how many generators can be installed on the line side of the primary distribution center | Four |
How many sets of individual feeder circuits are on the load side of the primary distribution center | Six |
Power is distributed from the primary distribution center main bus, to the six individual branch circuits, through arc strangler disconnect switches and a fuse assembly that is rated at | 200 amps |
What is the conductor size and insulation value of the basic expeditionary airfield resources high voltage electrical cable | #1/0, 5 kV |
You should bury primary cables to a depth of at least | 18 inches |
You inspect operational primary distribution center grounds | Monthly |
One important thing to do before performing maintenance on the secondary distribution center is to | Ensure all power is removed |
What basic expeditionary airfield resources asset is used as the main distribution point for secondary circuits | Secondary distribution center |
To operate a secondary distribution center directly from a mission essential power generator instead of from the primary distribution system, you must | Engage the manual transfer switch |
How many 120/208 VAC output circuits can the secondary distribution center provide | Sixteen |
Which power distribution panel is associated with the tent extendible modular personnel tent | 25 kW |
The purpose of the SDC high temperature override switch is to | Allow bypassing of the main breaker shunt trip mechamism |
During deployments to locations where low voltage will be used for a short time, what can you do to ground the system if the ground rod cannot be driven into the earth | Bury the ground rod in a horizontal trench that is 18 inches deep |
What mixture of salt and water normally increases the conductivity of the soil that is in contact with a ground rod | Three pounds of salt per one gallon of water |
Two expedient grounding techniques are the expedient ground pipe and the expedient ground | Trench |
The type I tent extendible modular personnel tent lighting kit receives its power from | A lighting distribution box |
The type II lighting kit consists of a junction streamer, two light steamer, and | An exterior light streamer |
Where do you place the exterior light streamer | In the tent vestibule |
What is the total capacity of a transformer bank that is in a open delta connection | 57.7 percent of the remaining two |
When you make expedient repairs to the interior wiring of a facility | Use as much of the existing undamaged wiring as possible |
What is the power requirement for a fully operational aeromedical staging facility | 200 kW |
The transportable blood transshipment center is normally collocated with | A contingency hospital (CH) |
What is the primary operating voltage required for the chemically hardened air management plant system | 208 VAC, three phase, 50/60 Hz |
How much power is required to operate a small shelter system | 12 kW |
What supplies the power to light and general purpose receptacle circuits in the medium shelter system | Four 20 amp GFCI breakers |
Where are the general purpose receptacle circuits positioned in the medium shelter system | Four feet high at every other arch |
What is the electrical rating for the deployable power generation and distribution system primary distribution center | 4160 VAC, 200 amps |
The deployable power generation and distribution system secondary distribution center secondary voltage is rated at | 120/208 VAC |
In the deployable power generation and distribution system, what provides mission essential power during inital setup | Tactical quiet generator set |
The power unit provides three modes of operation: manual start, automatic, and | Economizing |
What device allows remote control in all the deployable power generation and distribution system operations | Laptop computer |
If the operation selector on the primary switching center is blocking the switching action you are trying to perform, what step must you take | Rotate the operation selector out of the way |