BUILDING UTILITIES - MECHANICAL AND OTHER SYSTEMS

The following are basic component parts of an escalator except...

• Balustrade assembly

• Continuous belt

• Step assembly

• Governor

British term for elevator

• Bank

• Freight

• Lift

• Hoist

A device used for moistening the air at the desired degree

• Humidistat

• Humidifier

• Thermostat

• Hydrostat

A light, usually over the entrance to an elevator on each floor of a multi-storey building that signals the approach of the elevator.

• Lantern

• Annunciator

• Elevator Lamp

• Bulb

The toothed portion of the threshold plate at both ends of an escalator.

• Step plate

• Filter plate

• Comb plate

• Groove plate

A row of elevators, controlled by a common operating system.

• Traction

• Penthouse

• Bank

• Lift

A sprinkler system having sprinkler heads open at all times, through which water flow is controlled by a valve operated by a heat-smoke or flame-sensing device.

• Pre-action system

• Deluge system

• Dry-pipe system

• Wet-pipe system

A sprinkler system containing water at sufficient pressure to provide an immediate, continuous discharge through sprinkler heads that open automatically in the event of fire.

• Pre-action system

• Deluge system

• Dry-pipe system

• Wet-pipe system

A fire involving live electric equipment, which requires a non-conducting extinguishing medium.

• Class A fire

• Class B fire

• Class C fire

• Class D fire

A fire involving flammable liquids, as gasoline, oil and grease, which must be extinguished by excluding air and inhibiting the release of combustible vapors.

• Class A fire

• Class B fire

• Class C fire

• Class D fire