Driver/Operator Pumping Apparatus, IFSTA 2nd edition Ch 11-16
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| The process for making the fire pump operational begins: | show 🗑
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| On the majority of apparatus, the procedure for making the pump operational takes place: | show 🗑
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| Except when the apparatus is used for pump and roll operations, what is the next step after the D/O exits the cab? | show 🗑
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| show | onboard water tank
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| If it appears the pump will be required to furnish more than ____ percent of its rated capacity, it should be set to the PARALLEL (VOLUME) position from the start. | show 🗑
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| show | Increases the possibility of damage to the source pumper due to cavitation
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| What is the danger of operating at negative pressure from another pumper? | show 🗑
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| When operating from a public or private water system, do not allow the incoming pressure from a hydrant to drop below ____ psi (kPa) to avoid possible damage to the water system. | show 🗑
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| show | on large water mains that are interconnected in a grid pattern.
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| show | on dead end mains
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| What water main commonly becomes clogged with sediment and encrustation, further reducing their capacity? | show 🗑
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| show | Access to the water dept records, map books with hydrant info and location, color coded to indicate flow
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| show | the distance from the hydrant to the fire and the length of hose carried on the engine.
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| show | gate valves
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| show | the fire to the water source
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| show | size up
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| show | male
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| The reverse lay has become a standard method for setting up a ____ operation when using medium diameter hose as a supply line. | show 🗑
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| A disadvantage to the reverse lay is that: | show 🗑
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| When operating from any pressurized water source, do not engage the pump drive system ____ if there will be an extended period of time where water is introduced into the pump. | show 🗑
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| When putting the pump in service, if operating a 2 stage pump, set the ___ valve to the proper position before increasing the throttle to build discharge pressure. | show 🗑
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| show | slowly
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| show | (static - residual)(100)/static
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| show | 3 additional lines of the same flow
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| show | One additional line of the same flow
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| When using the first digit method for calculating available water, if the psi drop is equal to or less than the first digit of the static pressure multiplied by 1, how much more additional water is available? | show 🗑
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| show | 2 additional lines of the same flow
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| show | the original pressure drop
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| In most cases, a static water supply will be located: | show 🗑
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| In order to pump from a lower level static water supply source, ___ must be created by evacuating some of the air inside the pump. | show 🗑
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| To force water into the pump from a static water supply source, ____ is needed between the fire pump and the body of water to be used. | show 🗑
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| What happens when an attempt is made to increase the discharge from the pump beyond the point of maximum vacuum on the intake? | show 🗑
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| When selecting a draft site, the choice is dictated by: | show 🗑
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| The MOST important factor in the choice of the draft site is the ____ of water available | show 🗑
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| show | 2 feet
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| If there is not an adequate amount of water above the strainer, the rapid movement of the water into the intake strainer creates: | show 🗑
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| show | 2 inches
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| Water that is below __ or above ___ may adversely impact the pumps ability to reach capacity. | show 🗑
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| show | nonpotable (untreated)
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| Selecting a drafting site includes: | show 🗑
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| If the apparatus is not able to park directly at the drafting location: | show 🗑
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| show | A tree,the pumper, or another fixed object
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| show | 10-15 seconds
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| The most common cause of inability to prime is: | show 🗑
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| show | air leak on the intake side of the pump
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| show | only a fraction
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| show | x2 2 1/2 inch hoselines
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| If recommended discharge pressure is not on the FDC plate or in the preincident planning information, the general rule of thumb is to discharge ___ into the FDC. | show 🗑
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| show | Fire dept attack lines
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| show | 5 psi
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| show | True
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| show | True
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| show | False:
If the indicator light does not activate, repeat the procedure.
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| T or F: Midship pumps require that both the pump and drive transmissions be in gear for operation. | show 🗑
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| show | True
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| T or F: When operating from the water tank, the pump should be in a PARALLEL (VOLUME) position in most cases. | show 🗑
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| T or F: The 2 basic pressurized water supply sources that may be used to supply a fire pump are a hydrant or a supply hose from another fire pump. | show 🗑
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| T or F: When choosing a hydrant, the hydrant closest to the fire is always the best choice. | show 🗑
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| show | True
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| T or F: A forward lay is the most expedient way to lay hose if the apparatus must stay at the water source. | show 🗑
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| show | True
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| show | True
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| T or F: When connected to the pump, a dry barrel hydrant must be opened all the way. | show 🗑
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| show | True
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| show | True
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| show | False:
the transfer valve should be in the PARALLEL (VOLUME) position for priming
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| T or F: The priming action should not be stopped until all the air has been removed and the primer is discharging a steady stream of water. | show 🗑
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| T or F: It is advisable to flush the pump with fresh water after operating from a draft. | show 🗑
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| T or F: Upon arrival at a sprinklered property, preparations should be immediately made to support the FDC. | show 🗑
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| Methods to prevent overheating the pump: | show 🗑
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| List steps for shutting down hydrant operation: | show 🗑
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| show | Hose streams will pulsate, and the pressure gauge on the pump will fluctuate; A popping or sputtering may be heard as the water leaves the nozzle; the pump will sound noisy like gravel is passing through it, A lack of reaction on the pressure gauge
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| show | Draft
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| The elevation difference between the static water source and the pump intake. | show 🗑
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| The pressure differential between the inside of the pump and the intake hose and the atmosphere that allows water to be forced into the hose and the pump. | show 🗑
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| Vacuum that would allow water to be raised by atmospheric pressure to a height in accordance with this pressure | show 🗑
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| The maximum height to which any amount of water may be raised through a hard intake hose to the pump | show 🗑
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| The height a column of water may be lifted in sufficient quantity to provide a reliable fire flow | show 🗑
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| show | 33.8 feet (10 m)
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| show | 25 feet (7.5 m)
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| What is the equation for determining maximum lift? | show 🗑
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| Every fire pump in good repair should have a dependable lift of at least: | show 🗑
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| Net PDP takes into account: | show 🗑
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| show | Lift + total intake hose friction loss / 2.3 (lift + total intake hose FL / 0.1)
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| show | PDP + Intake pressure correction
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| show | A x V x 7.5 (A x V x 1000)
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| The rule of thumb for evaluating pond and small lake capacity is that every 1 foot (0.3 m) of depth for an area of 1 acre (0.4 ha) provides ___ gpm for ___ hours. | show 🗑
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| show | 1 foot (0.3 m)
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| In order to aid access to frozen ponds and lakes, barrels filled with _____ may be floated on the waters surface before the water freezes. | show 🗑
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| What man made static water supply sources are underground storage receptacles that are usually found in areas that are not serviced by a hydrant system? | show 🗑
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| show | Pike pole
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| Which man made static water supply sources are man made impoundments that have the same characteristics as a pond or small lake? | show 🗑
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| What man made static water supply source are commonly found on large residential, industrial, and agricultural properties? | show 🗑
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| show | Swimming pools
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| What man made static water supply source transports water through open canals or portable pipes? | show 🗑
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| T or F: Lift is the elevation difference between the static water source and the pump intake. | show 🗑
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| T or F: A total vacuum is not possible in field conditions. | show 🗑
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| T or F: A pump is only able to deliver 80% of its capacity at a 15 foot lift. | show 🗑
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| show | False:
Natural static water supply sources include: lake, pond, stream, river, ocean
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| T or F: T or F: The accessibility of natural static water supply sources may be compromised by freezing weather. | show 🗑
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| T or F: A depth of 1 foot of water above and below a barrel-type strainer is a good rule for minimum drafting depth. | show 🗑
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| T or F: Natural water supply sources with excess silt and debris may clog fog stream nozzles. | show 🗑
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| T or F: Any operation that causes salt water or dirty water to be drawn into the pump requires that the pump be flushed with clean fresh water after the operation is complete. | show 🗑
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| show | False:
PFD- PERSONAL FLOATATION DEVICES
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| T or F: Many larger swimming pools may be equipped with dry hydrants that allow fire apparatus to be connected to them as a water supply source. | show 🗑
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