Update | 100% Correct
Question 1
What happens if a step of an escalator drops more than 1/8"?
Correct Answer
The escalator stops automatically
Question 2
Changes in the viscosity of the oil in a hydraulic elevator will mainly effect the __________ and __________ of the elevator.
Correct Answer
leveling; approach
Question 3
LULA car door switches are required to operate at no more than __________ inches from full closed.
Correct Answer
2
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,Question 4
In a hydraulic system area=
Correct Answer
Force/pressure
Question 5
What prevents the plunger from leaving the cylinder?
Correct Answer
The stop ring
Question 6
The speed as measured along the incline of a chairlift shall not exceed __________.
Correct Answer
40 ft/min
Question 7
Per code, an installed escalator can exceed the 30 degree angle of inclination by _____ degree.
Correct Answer
1
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, Question 8
It is necessary to run a ground wire to the car sling of a hydraulic elevator to prevent what?
Correct Answer
electrical shock
Question 9
Car door switches are required to operate no more than _____ inches from full closed.
Correct Answer
2
Question 10
When welding a joint, lay _____ inch tack welds _____ degrees apart, shift it 90 degrees and lay two more 1 inch tack welds
180 degrees apart.
Correct Answer
1, 180
Question 11
Routine tests and inspections are to be made every _____ months for LULA's in buildings other than private residences and
every _____ for private residences.
Correct Answer
6, year
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