QUESTIONS WITH VERIFIED CORRECT ANSWERS ||
100% GUARANTEED PASS |UPDATED VERSION|
** Where should you point the fire extinguisher when putting out a fire? - CORRECT ANSWER=> At the
base of the fire*
** A car with a "Selective Collective" controller is moving to the lobby to pick up a call. An up call is put
in at the second floor. What happens? - CORRECT ANSWER=> Call is bypassed till the car is moving in
the up direction.*
** How is a Class 1 (yearly) buffer test performed? - CORRECT ANSWER=> At slow speed and the buffer
must return in 90 seconds. (555) *(60 seconds is acceptable) (90 seconds is code)
5 year test (Class 5) is car at rated load and speed. Buffer must return in 90 seconds. CWT at rated speed
and buffer must return in 90 seconds.*
** What are the required amount of clips for Wedge Shackles and what is their spacing? - CORRECT
ANSWER=> At least 2, with the first being 4 times the diameter of the rope from the top of shackle.
Second is 8 times the diameter of the rope from the first.*
* On a Ward-Leonard circuit, the brake is set but the motor is trying to slip through the brake. What
circuit is the issue? - CORRECT ANSWER=> Suicide circuit (425)*
** A Hydro runs up with no load but does not run up with a full load. What is the issue? - CORRECT
ANSWER=> The relief valve is set too low (805)*
** You are sent to restart an elevator that's been off for a long time. When the generator starts it trips
the overload. Why? - CORRECT ANSWER=> Dry sleeve bearing*
** Runby for a 1:1 car hits the CWT buffer 4" below the top landing. The CWT runby should be set at 18".
How much should the ropes be shortened? - CORRECT ANSWER=> 22" for 1:1.
For a 2:1 with the same issue is 44".*
** You need to work on a freight door retiring cam. You LOTO the mainline disconnect but there is still
power to the cam. What circuit is still hot? - CORRECT ANSWER=> Mainline disconnect (535)*
** The contractor requests that the vertical center of the Rack and Pinion hoist be moved. How is this
accomplished? - CORRECT ANSWER=> Adjust Tie downs/Wall ties (805)*
** Working pressure on a Hydro is 400 PSI. What is the correct Relief Valve Setting? - CORRECT
ANSWER=> 600 PSI Max. (805)
, 400 psi x 150% = 600 psi*
** A contractor wants to raise the car speed from 100 FPM to 125 FPM. It currently has a 12" sheave.
What size sheave is required? - CORRECT ANSWER=> 15"
(125 /100 = 1.25 1.25 x 12 = 15)*
** There is slight arcing at the Brushes and Commutator. What actions must be taken? - CORRECT
ANSWER=> None. (430)
"Heavy arcing is due to light brush pressure. Mechanical wear indicates heavy brush pressure.*
** How much resistance is normally measured across a normally closed switch ? - CORRECT
ANSWER=> 1.2 ohms or 1 to 2 ohms*
** A car traveling in the hoistway always stops at the same point and blows a fuse. What is the problem?
- CORRECT ANSWER=> Traveling cable has a cut or short*
** An MOV burns out, you replace it but cannot read voltage or resistance. What should you do? -
CORRECT ANSWER=> Replace it with a larger one (630)*
** How many Strain Supports are required on a 350' raceway? - CORRECT ANSWER=> 4
One for every 100'*
** How is Stainless steel drilled out? - CORRECT ANSWER=> Slow speed and constant pressure (205)*
** Car is loaded with 125% and sinks. Why? - CORRECT ANSWER=> Slipped through the brake.*
** A 300 Ohm resistor burns out. You don't have a 300 Ohm resistor to replace it. What can you use to
make up the resistor? - CORRECT ANSWER=> 2 600 Ohms resistors in Parallel. "The resistance is half of
the highest rating in a parallel circuit.
3, 225 Ohm resistors in parallel equal 75 Ohms.*
** A 480 VAC Step Down Transformer is connected to a 3 phase rectifier. What will the output be? -
CORRECT ANSWER=> 320 VDC
480 - 33.33% = 320*
** If you find a broken or missing barricade, what do you do? - CORRECT ANSWER=> Write up a formal
inspection request.*
** If a Dumbwaiter has 9 square feet in Area,
4 ' High and the rated Capacity is 13.9 lb/ft3, what is the total capacity? - CORRECT ANSWER=> 500
lb/ft3.
"The area of a Dumbwaiter is 9 sq' max and is 4' High. Multiply that by 13.9.
9x4 = 36. 36 x 13.9 = 500*