QUESTIONS AND ANSWERS
(True/False) Anti-slide devices must be less than 3/4" in height, have no sharp corners or edges and
fastened to the deck no closer than 4 inches from the handrail and spaced no greater than 6ft apart.
True
Sometimes referred to as sag switches, _____ _____ switches are located within the step band of both
upper and lower truss assemblies and function to prevent a step that is sagging by more than _____
inch.
step level, 1/8
Per code, an installed escalator can exceed the 30 degree angle of inclination by _____ degree.
1
When it comes to moving walks code states that the angle of inclination of the truss from the
horizontal shall not exceed _____ degrees within _____ ft of the entrance or exits and shall not exceed
_____ degrees at any point.
3, 3, 12
Belted walkways use a tensioning device at the tail end to maintain the proper tension on the
treadway belt and is normally maintained at _____ lbs.
3000
(True/False) The speed governor switch on moving walks not driven by an induction motor directly
connected to the driving machine (aka AC squirrel cage), will cause power to be removed from the
motor and brake if the treadway speed exceeds a predetermined value, not to exceed 20% of
maximum designed speed. This device shall be manually resettable.
True
Ensure comb segment teeth are set in the slots of the treadway deep enough so the teeth are always
_____ the upper surface of the treads.
below
(True/False) LULA's must provide a permanent mechanical holding device to mechanically stop and
hold the car between 35 and 79 inches above the pit floor and must be held 24 inches minimum above
the bottom sill.
True
LULA maximum rise is _____ ft
25
Residential elevator maximum platform area is _____ sq ft
, 15
Hydraulic overspeed valves will stop a downward traveling car if it exceeds speeds rated between
_____ and _____ percent.
110, 140
Car door switches are required to operate no more than _____ inches from full closed.
2
With chairlifts, there needs to be at least _____ inches of free passage width remaining on the
stairway, per code. If the lift has a seat, it can be measured with the seat in the folded position.
20
The _____ _____ short radius spiral is a type of short radius spiral.
double 90
The capacity of a chairlift shall not exceed two persons. The rated load shall not be less than _____ lbs
for a one seat lift and not less than _____ lbs for a two seat lift. The speed shall not exceed _____ fpm.
250, 400, 40
(True/False) With platform lifts, codes require a handrail between 1 and 3 inches in diameter, 1 1/2
inches minimum from the wall and 34 to 38 inches above the stair tread nosing.
True
Per code, where the actuation of the safeties is by a governor, the safety shall be set at a maximum
speed of _____ fpm
75
With platform lifts, the _____ is referring to the space occupied by the lifts' travel whether it is
enclosed, partially enclosed or open construction.
Runway
Routine tests and inspections are to be made every _____ months for LULA's in buildings other than
private residences and every _____ for private residences.
6, year
What is the minimum height of a barricade in place around an open wellway?
42"
What is the maximum angle of inclination for moving walks?
12 degrees
The major advantage of a hydraulic elevator is that it __________ _________ building structural
support.