417 Elevators Flashcards
If the hoist way doors have to be forced open to remove passengers, the opening force should be applied ?
at the level of the elevator keyhole
Passengers should not try to open elevator doors until?
given specific instructions from JFRD personnel
If the previous solutions are unsuccessful or are not feasible, passengers may be removed through emergency exits when?
as a last resort
Where can the top exits be accessed?
in the hoist way from the floor above
Where do the side emergency exits, exit to?
to the adjacent car in the hoistway
which must be operable (rarely found on elevator cars)
Where is the crank for the elevator located?
in the elevator machine room
What can be removed to permit front and back movement of the elevator?
The top guide shoes which are fastened to the crosshead by 4 bolts.
How can you initiate FIRE SERVICE MODE on an elevator?
Use fire service key and coordinate with building management officials.
Can the fire service mode be initiated automatically?
Yes, by the smoke or heat sensors.
What type if extinguisher is used on elevator fires?
Class C
With elevator fires, where should the cars be brought to remove the passengers?
the next lowest level.
What is the primary hazard of hoist way fire?
Smoke
Before leaving the scene, JFRD personnel shall ensure what?
That building management officials are informed of the problems with the elevators.
