What is the minimum height of a landing door?
6' 6"
84.1 17.07 (2)
What is the minimum size of a vent in a hoistway?
3 1/2% of the area of the
... [Show More] hoistway or 3 square. Whichever is greater.
80 17.03 (3)
What is the minimum length of a babitted socket?
The length of the socket shall be not less than 4.75 times the nominal diameter of the rope.
113 17.26 (16)(a)
What is the maximum numbers of elevators in one bank?
No more than 4 elevators shall be installed in the same hoistway.
76 17.01 (4)
What is the maximum size of a resident elevator?
12 square feet
161 23.01
What is the minimum size hoisting rope allowed?
1/2 inch diameter
111 17.26 (4)
What is the maximum speed for an instantaneous type safety?
125 feet per minute.
101 17.16 (4)
What is the size of the side emergency exit panel?
At least
16" in width
5' in height
17.14 (4)(d)
What is the maximum speed of an elevator in Massachusetts?
1500 FPM - Traction
500 FPM - Hydraulic
104 17.17 (1),(3)
What is the maximum inspection speed?
150 FPM
123 17.35 (11)(a3)
How is load computed for machine beams?
load equals the weight of all apparatus resting on the beams plus twice the maximum load suspended from the beams.
79 17.02 (14)(a)
What is the maximum voltage allowed in the hoistway?
300 volts
84 17.06 (7)
At what pressure is the relief valve set to discharge or by-pass?
125% of the working pressure at the pump
108 17.23 (6)(b)
What is the difference between C1 & C2 freight elevators?
C1 - Loading where truck is carried by the elevator.
C2 - Loading where truck is not carried by the elevator but used only for loading and unloading
98 17.15 (3)(b3)
What are the size requirements for glass panels in elevator doors?
No less than 25 square inches and no more than 80 square inches
86 17.07 (10)(a)
When is fire fighter service required?
If installed before July 24, 1987, on all elevators with 70 or more feet of travel.
If installed after July 24, 1987, on all elevators having a travel of 25 feet or more.
126 17.39 (1)(a),(b)
How much space is required around elevator machines?
Machine room walls can't be less than 2 feet to the front and not less than 2 feet from any side of the hoisting machine.
77 17.02 (4)
What is the load, speed, area and operation allowed on a special industrial power operated service elevator?
Capicity - 750 lbs
Speed with load - 100 FPM
inside area- 9 sq feet
Operation only by means of push buttons
187 27.01 (3)(b),(c)
How much light is required on passenger and freight elevator?
5 foot candles for passenger elevators
2 1/2 foot candles for freight elevators
105 17.18 (1)(a),(b)
When are you required to use vision panels?
On all swing doors
85 17.07 (10)
How high is it to the top of the counterweight guard?
12 inches above the floor of the pit to a point at least seven feet above the floor of its own pit.
83 17.05 (1)
Name the 5 things that constitute a material change?
1. Speed is increased
2. Capacity is increased
3. Extending the travel
4. relocating the machine room
5. Changing the classification from freight to passenger
20 3.00
71 15.01 (2)(a),(b),(c),(d),(e)
How many seizings are required on a a rope to be cut?
Rope ends to be socketed must have 3 seizings at each side of the cut.
113 17.26 (16) (g)
When is the elevator car door considered closed?
When the space between the door edge and the jamb is no more than 2 inches.
96 17.14 (9) (b)
Where is pull strap located on bi-parting doors?
Straps must be on the inside and outside of the door.
87 17.09 (4)
How many elevators will run on auxiliary power when on fireman's service?
At least 1 elevator per bank
with only 1/3 its rated speed at full load at a maximum of 500 FPM
126 17.39 (5)
What must be done to decommission a hydraulic elevator?
The oil pipeline from from the hoistway to he power unit, and the oil in the tank will be removed from the premises.
The supply wires will be disconnected at the main line switch and at the power unit.
51 11.02 (8)
What is a hand elevator?
An elevator driven by manual power.
17 3.00
When is a pit ladder required?
When the pit is more than 4 feet deep
82 17.04 (4) (b) [Show Less]