Mechanical Engineering > QUESTIONS & ANSWERS > Elevator Mechanic Test - Section 2 WITH COMPLETE SOLUTIONS (All)
Elevator Mechanic Test - Section 2 WITH COMPLETE SOLUTIONS
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Elevator Mechanic Test - Section 2 In a modernization they plan on moving the controller 30 feet away which ends up resulting in a voltage drop. What do you do? A) Call electric company for a step-... up transformer, B) Use a bigger wire. ANS- B) Use a bigger wire. Governor trips at 115% of rated speed, the over speed switch trips at 90% of the 115%. ANS- If you are cutting something with a power saw, which way does piece you are cutting face. Up or down? ANS- Down. They give you a voltage of 480 on primary and 216 on secondary and a current. What transformer would you need to order? 1KVA 1to1, 2KVA 2to1, or 3KVA 2to1? ANS- 2KVA 2to1 You have 15 full 16lob rails, and two 8' sections. How much do they weigh? ANS- Static load test - car drifts down 15 inches in ten minutes with no noticeable oil leak. Where is the most likely leak? ANS- Underground You need to reset the step level switch on an escalator. Where is it located? A) top B) bottom C) Both. ANS- C) Both What is needed for a false platform? ANS- False cars require spring-loaded safeties held in locked position and barricades and netting on top, 600-pound capacity. A working platform requires the governor to be installed, and to be counterbalanced correctly. 3 cars, 12 floors. 3 floors do not get PIs. How many PIs do you order? ANS- 27 PIs. The should you a call button wirting diagram with 3 floors, up and down with a common and ground wire. How many wires are needed to wire it? ANS- No answer noted. [Show More]
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