Training Bulletin 140 Elevator operations at high rise incident Flashcards
are the most effective means of transporting personnel and equipment aloft in high rise buildings.
Elevators
Firefighters wearing personal protective equipment and carrying necessary equipment require approximately ____ per floor to ascend stairs.
One minute
With a fire _____ in size every minute it burns unchecked, the potential exists for the fire extending beyond the area of origin and more building occupants becoming endangered.
Doubling in size
Elevators installed or retrofitted with _______ _______ ____, in conjunction with improved fire prevention measures in high rise buildings has provided a greater margin of safety for firefighters to utilize elevators during fire ground operations.
Firefighter emergency service
The ____ _____ features may make elevator use safer, however the use of elevators by firefighters during high-rise fires remains inherently dangerous.
Emergency override (fire service)
Elevators are subject to malfunction from the effects ____, ____ , and ______ on drive machinery and/or control equipment.
Heat smoke and water
Previous LAFD policy states that elevators shall not be used as a means of ascent in a building under investigation for a fire emergency until it is determined by LAFD personnel that the entire shaft is not threatened by fire. The exception to this rule is those buildings with _____ _____of elevators, which may be used if the highest floor served by the elevator shaft terminates a minimum of _____ floors below the reported fire floor.
Split banks
5
_____ _____ systems are designed to prevent elevator use by building occupants and ensure that the building’s elevator system is controlled by fire department personnel.
Elevator emergency service
This feature provides emergency personnel the ability to gain control of the elevators immediately in the _____ (Figure 2), or designated level of the building as well as controlling the functions of the elevators inside the _____ ____
Lobby
Elevator car
Elevator Emergency Service is divided into two phases:
Phase I, “Recall Phase”
Phase II, “Override Phase”
refers to the manual or automatic recall of elevators to the lobby or designated recall level of the building
Phase I “recall phase”
Phase I recall phase is called to the lobby or designated recall level of building by what two things
Emergency service key switch in the lobby or fire control room
Activation of an elevator lobby smoke detector
In Phase I operation when the emergency operation switch is turned to the ___ position, all elevator cars are recalled to the lobby (or designated recall floor) automatically.
On
is used to place the elevator in operation on a temporary basis when the entire building has been deemed safe for normal use, but there is still enough residual smoke to actuate the detectors or the detectors are malfunctioning.
The bypass position
The elevator key is _____ _____when the switch is in the bypass position.
Not removable
requires a similar three position “Recall” key switch with positions marked “RESET,” “OFF,” and “ON”
The 2008 elevator code
To remove the elevators from Phase I Emergency Recall Operation, the switch shall be rotated first to the “____” position, and then to the “____” position.
Reset
Off
After the 2008 elevator code there is no means to _____the alarm system when a fire protection device cannot be reset.
Bypass
refers to the fire service controls within the elevator car itself (Figure 5) which allows firefighters to manually control the elevator from inside the car only.
Phase II, “Override Phase”
Phase II override switch is “normally” a ____ position key switch (____-____-____)
Three
On-off-hold
Turning both switches (_____ and_____) to the “ON” position operates the “Override Phase”.
(Phase I and Phase II)
Older elevator systems may have “_____ _____” or “____” labels, as opposed to “on” and “off.”
Fireman service
Normal
If the elevators have been recalled to the lobby by the activation of a smoke detector, the lobby panel should always be switched to the “____” position and the key _____. This ensures that elevators will no longer be subject to calls from other sources.
On
Removed
When operating elevators in the “Emergency Service” mode, the automatic door open feature and ______device are rendered inoperable.
Photo electric
_____pressure on the “Door Open” button causes the elevator doors to open.
Continuous
If the button is released prior to the doors reaching the fully opened position, the doors will automatically____
Close
Open doors are closed by continuous pressure on the “Door Closed” button, if provided. If a “Door Closed” button is not provided, continuous pressure on the _____ _____button will serve to close the doors. If either of these buttons are released before the doors reach the fully closed position, the doors will automatically _____
Desired floor
Reopen
When multiple floor buttons have been selected, the elevator is designed to stop at the____ _____ _____ At that time, all other selections are cancelled, and the elevator doors will ____ ___
Closest floor selected
Remain closed
The “____” elevator panel key position is used in order to maintain the elevator car on the floor where the elevator is currently located as well as maintaining the doors in the open position.
Hold
The service key should be _____from the panel when placed in the “HOLD” position. The elevator should remain in that position until the key is inserted back into the elevator car panel and moved back to the “___” position.
Removable
On
