Elevator and Escalator Emergencies Quiz Flashcards
A device, usually of composed of carbon or graphite, used to connect a circuit with the rotating or moving portion of a DC motor, generator or other electrical device. It carries current to and from the non-moving parts of connections. (Page ?)
Brush
A device which will stop a descending car or counterweight moving beyond its normal limit of travel by means of storing or absorbing and dissipating the kinetic energy of the car or counterweight. When a normal or final terminal stopping device fails, the car will stop on a buffer. Buffers are either oil or spring type (Page ?)
Buffer
A panel mounted in the car containing the car operating controls, such as call register buttons, door open and close, alarm emergency stop and whatever other buttons or key switches are required for operation (Page ?)
Car Operation Station
A device, or group of devices, which serves to control, in a predetermined manner, the apparatus to which it is connected, In this case the direction, speed and safety mechanisms on the elevator (Page ?)
Controller
A piece of steel mounted on the car cab door that runs between the hoistway door two rollers as the elevator goes up and down the hoistway. It presses against the rollers, tripping the hoistway door lock open and moving the hoistway and car doors together (Page?)
Car Door Vane
Phase ____ emergency recall occurs when a device or group of devices provide a signal for the immediate recall to a designated landing in order to remove cars from normal use. This typically located in the elevator lobby (Page ?)
Phase 1
An electro-mechanical device on the hoistway door, which locks hoistway doors. Usually found on the header beam over the hoistway opening. It prevents the elevator car from moving until it locks the hoistway door. It also prevents opening of the hoistway door from the landing side unless the car is within the landing zone and is either stopped or being stopped. The elevator key and or Rescue tool are designed to trip this mechanism (Page ?)
Interlock
Fire department operations fall into two categories: _______ and ___________. Based on the situation, consider requesting ___________________ response (Page ?)
Emergency and Non-emergency; technical rescue
When will FD members reactivate and elevator deemed as unsafe? (Page ?)
Never
In order for the OIC to make a sound risk assessment and determine the best action plan: (Page?)
- ID the type of elevator (traction, belted, hydraulic).
- _____________________________________
- Determine the condition of the occupants and communicate that FD personnel are working to mitigate the situation.
- Can the occupants self-rescue with power remaining on?
- ________________________
- Determine the car number.
- Locate the position of the car relevant to the hoistway opening
- Locate the machine room.
Once these items have been determined, the next step should be to determine if_________ (Page ?)
Car movement is present
When working near an open hoistway door, personnel MUST______ (Page?)
Have a lifeline attached
Once power to the effected elevator has been shut off at the main line disconnect, it should be locked and tagged out until______ (Page ?)
A certified elevator mechanic restores the elevator to proper working condition
Personnel must be attached to lifeline when_______ (Page ?)
- Poling down
- Poling Up
- Poling Across
Elevator Pit fires may require the use of ________ (Page ?)
Class B extinguisher
Elevator Rope consists of cold rolled steel wrapped around lubricant soaked hemp rope and can fail at temperatures_________ (Page ?)
Above 800 degrees F
In the case of an elevator car fire: (Page ?)
Check each floor for extension through the hoistway doors
The activation of the Firefighter Emergency Operations System in elevators indicates that firefighters should ___________ (Page ?)
Not use the effected elevator car
When taking elevators to respond reports of a fire, crews shall stop at intermittent points to confirm control of the car and check for smoke or water, and ____________ (Page ?)
Stop 2 floors below the fire floor
When riding an elevator car up towards the fire floor, the car does not stop at your desired floor. You immediately press the stop button, but it has no effect. What is your next action? (Page ?)
Attempt to force the car doors open to interrupt the interlock
What is the best way to remain safe if you have to operate in the elevator pit? (Page 39)
- Turn off power
- Have a safety person monitor for car movement
- Have a safety person monitor for wind currents indicating car movement
If there is an elevator fire, which stairwell should you use for the attack? (Page 40)
A stairwell away from the elevator shaft so it remains protected from heat and smoke
The elevator may be used during a building fire: (Page 40-41)
Only after the first arriving company evaluates and deems it safe
What does the ‘flashing hat’ on the panel indicate? (Page 41)
The fire department should not use the car
Inserting the key in the elevator lobby and turning to ‘on’ will: (Page 42)
Put the system in Phase 1 and recall elevators to lobby
Using the key inside the car and turning to ‘on’ will: (Page 42)
Put the system in Phase 2 operation and allow manual control
What is the best way to determine if the elevator is safe to use during a building fire? (Page 42)
Visually inspect the hoistway for fire, smoke or water
How many fire department personnel can use an elevator car? (Page 42)
No more than two companies
During a building fire, describe the best use of the elevators (Page 43)
Stop two floors below fire to confirm building layout and take stairs the rest of the way
During a fire, once you take the elevator to your desired location, you should: (Page 43)
Turn the key to ‘off’, leave keys in slot and allow the car to return to the lobby
Inside the car, what does the ‘off’ key position do? (Page 44)
Places the car back in the normal non-emergency operation
Placing the elevator car in ______ mode will reduce the traveling speed of the elevator from up to 2000ft per minute to 150ft per minute. (Page 35)
Inspection
When forcing entry into a hoistway/elevator you MUST (Page 36)
Remove power to all cars in the affected hoistway
When using the top/side escape hatch the procedure should not be performed unless:
(Page 37)
You have been trained and authorized by your department and are under the supervision of an elevator mechanic
Only a _______ can release a machine brake on an elevator (Page 38)
Elevator mechanic
An escalator system can travel in either direction and be vertical or horizontal. (Page 50)
True
The motor that powers the stairs does not power the handrail. (Page 50)
False
What is the first task to accomplish at an escalator emergency? (Page 50)
Shutting down power
Where is the emergency shutoff located on most escalators? (Page 50)
- Under the handrail at the bottom of the escalator
- An extra shut off at the top of the escalator
True or False. To remove a trapped foot at the landing plate, remove the screws holding the plate and lift the plate out. (Page 51)
True
The saw and blade of choice to cut a tread is? (Page 51)
Circular saw with metal blade
If an alarm device is activated on the lobby level and the elevators are called to and alternate location where would the alternate location most likely be? (Page 28)
- Floor below the lobby
- Two floors above the lobby
Companies shall stop _____ floors _____ the fire floor and use the stairs to reach the fire floor. (Page 29)
2; below
In some older buildings there is a by-pass function to the fire service operation in the elevator. If the by-pass function is selected what would the elevator car do? (Page 30)
Quickly descend with the doors open
If an elevator car does not stop when the “call cancel” button is pressed AND does not stop at the next floor when the button for the next available floor is pressed, you can attempt to stop the car by forcing the car doors open and interrupting the interlock relay switch. (Page 31)
True
The “by-pass” function of the fire service operation control panel in the lobby will cause what to happen when selected? (Page 31)
Return normal service to the non-fire service elevator cars
It is recommended that the “call cancel” button be pressed whenever a member enters a car on fire service mode to clear the floor selection panel of any previous floor selection. (Page 32)
True
Elevators should be stopped every _______ floor to ensure the car is responding to commands. (Page 33)
5th
When responding to a known escalator entrapment who should you request to respond to the incident? (Page 34)
Escalator mechanic
The first thing to accomplish on any escalator incident is to: (Page 35)
Shut off power to the unit
By hitting a step tread in the middle of the plate the cast metal will break into large pieces. (Page35)
True
