Elevator mec - Study guides, Class notes & Summaries

Elevator Mechanic Exam 2024 update exam with correct answers How many times there maximum intended load? 137 Pg 18 4' ft. - ANSWER-When installing travelling cables what is the minimum length of vertical suspension at both ends before the loop forms?

Elevator Mechanic Exam Review 2025 update with correct answers When replacing a PCB in a controller what precautions must be taken? - ANSWER-Use a grounding wrist strap, and never remove anything with the power on Where is weight added on a freight door for balancing? - ANSWER-On the top. 1 gallon equals how many cubic feet? - ANSWER-.134 cubic feet 2 controllers in a small machine room face each other, what is the minimum clearance between them? - ANSWER-36 inches

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. - CORRECT ANSWER Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answe...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - CORRECT ANSWER Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - CORRECT ANSWER Replace it with a larger MOV On a Ward-Leonard circuit the break ...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. - CORRECT ANSWER Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answe...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - CORRECT ANSWER Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - CORRECT ANSWER Replace it with a larger MOV On a Ward-Leonard circuit the break ...

Elevator Mechanic Exam ReviewA contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - correct answer Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - correct answer Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. Wha...

Elevator Mechanic Exam Prep Exam Study Questions with COMPLETE SOLUTIONS (LATEST) Know the formula for RPM - CORRECT ANSWER RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answer 1 and ÷ by answer 2 = You are using a Temp Run Box and you get shocked! Why! 520 Pg. 4 - CORRECT ANSWER Bad Ground Scaffolding, You have 32' of rise, you are using 3x5 scaffolding. Where will the tie off points be ? 140 PG. 287-288 - CORRECT ANSWER Scaffolding should b...