Elevators Flashcards
Most frequent cause of elevator malfunction ?
Electrical problems.
Emergency ?
Stuck in elevator: Fire, injury, panic. FIP
Power removal: Lt Annette sent Fr Hayes to shut power to the A car before people were removed from car?
F. Dispatch 2 members to shut pwr
Top hatch removal: who determines order of removal ?
Member in the car
Planks of sufficient __’ or longer should be used as a bridge between cars ?
6’. Secure each passenger with LSR & assist them to rescue car
Slide type door: what is preferred f/e method ?
Air bags
6 sty bld with an elevator that serves the basement - counterweight is on 1st floor. Where is stalled car?
5th floor
Primary removal - power off or on?
Performed w/o turning power off.
Two types of primary removal 1. Checking electrical contacts 2. Fire service. What order are they done?
Order in which they are tried is not important.
Checking electrical contacts. If passenger activates emergency stop button will this work?
No. Must have passenger deactivate emergency stop button for ‘checking electrical contacts’ to work.
Primary removal - fire service - will this over ride emergency stop button?
Yes Phase 1 will over ride emergency stop button.
Telephone # of mechanic is required to be posted in the machinery room near the elevator pwr switch?
True
Secondary or emergency removal power must be removed?
True. Dispatch two members to elevator machinery room. Remain at power switch for duration of operation
Machinery room may be located in these 3 places?
- Top of shaft 2. Bottom of shaft 3. Two floors above top floor serviced by elevator
When passengers are removed from a car between floors they should be taken ?
Up & out if practical
Elevator car has a two speed system commonly found in buildings over 10 stories, the following procedures may work:
- if emergency stop button activated have passengers deactivate it
- have members shut power to stuck car & turn it back on again **if car is to restart it will do so w/i 10sec
Hinge type door: depress the roller. Sliding - ?
Push up locking arm
Max of __ FF on roof of car?
Max of two. Secured with LSR.
Terminal floor is the lowest landing above the street floor of any elevator that does not serve the street lobby floor also known as ?
Sky lobby
The key switch is required to be within __ of the lobby call button?
4’
Lobby keyed switch: the normal & firemen service position in the keyed switch permit removal of the key, the key not removable in door open T/F?
True
One a car is in fireman service it cannot be overridden by the lobby keyed switch?
True
Elevator car keyed switch: the key can be removed in HOLD position & firemen service position?
Hold - removable. Key NOT removable in the car when in fire service position.
Elevators are automatically recalled what two times?
- elevator landing smoke detector
- water flow from a sprinkler system
