TB-140 Elevator Ops at High Rise Incidents Flashcards
Split bank elevators may be used if the highest floor served by the elevator shaft terminates a minimum of _____ floors below the reported fire floor.
5
Elevator emergency service is divided into two phases.
These are:
Phase 1 “Recall Phase”
Phase 2 “Override Phase”
The “Recall Phase” refers to the manual or automatic recall of elevators to the lobby or designated recall level of the building through the operation of a “Emergency Service” key switch in the ________, or_________, or by the activation of _____________.
lobby
fire control room
an elevator lobby smoke detector
During normal operations, the emergency operation switch will be in the _______ position.
“OFF”
In phase 1, to recall the elevators, the emergency operation switch is turned to the _______ position.
“ON”
When the elevator is in the “Bypass” position, is the key removable?
No.
If elevators have been automatically recalled by a smoke detector, is it necessary to manually recall them too?
Yes, the lobby panel should always be switched to the “ON” position and the key removed.
What two things are rendered inoperable when operating elevators in the “Emergency Service” mode?
Automatic door open feature
Photo-electric device
What type of pressure on the “door open” or “door closed”causes the elevator doors to be fully opened or closed?
Continuous pressure
The “hold” position in phase 2 ensures two things:
Elevator car remains on the same floor it is currently located.
Doors stay in open position.
When the interior elevator key position is moved to off, the emergency service mode returns to ________, which will cause the elevator to ___________.
Phase 1
Return to the lobby
Elevator ascent during firefighting operations or investigations shall only be used when the reported location is ABOVE the ______ floor.
6th.
Elevators shall not be taken closer than _______ floors below the reported fire floor or _____ floors below the lowest indicated alarm floor location.
2 floors
2 floors
Under no circumstances should an elevator not equipped with Emergency Service or a freight elevator be utilized until it is determined safe by fire department personnel on the desired floor of operation and their use is approved by the ___________.
Incident Commander.
The high rise retro-fit (1989) requires all elevators on all levels in high rise buildings open into elevator lobbies which are separated from the remainder of the building, including corridors and other exits, by walls having a fire resistive rating of not less than _____.
1 hour
