Study guides, Class notes & Summaries

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 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 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 Elevator Mechanic Study Questions with COMPLETE SOLUTIONS (LATEST)

Elevator Mechanic Exam Review Elevator Mechanic Study Questions with COMPLETE SOLUTIONS (LATEST) If rigging gear is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load. What is the beam capacity? - CORRECT ANSWER 18,000lbs. Beam capacity is cut in half with use of clamp, when rigging all blocks, rope, and clamps will be Equal to the lowest load rating What are the consequences of misaligned joints on a Rack and Pinion? - CORRECT ANSWER Broken Gear teeth. CWT derailment. Excess...

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...

Elevator Mechanic Exam Review Elevator Mechanic Study Questions with COMPLETE SOLUTIONS (LATEST) If rigging gear is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load. What is the beam capacity? - CORRECT ANSWER 18,000lbs. Beam capacity is cut in half with use of clamp, when rigging all blocks, rope, and clamps will be Equal to the lowest load rating What are the consequences of misaligned joints on a Rack and Pinion? - CORRECT ANSWER Broken Gear teeth. CWT derailment. Excess...

If rigging gear is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load. What is the beam capacity? - 18,000lbs. Beam capacity is cut in half with use of clamp, when rigging all blocks, rope, and clamps will be Equal to the lowest load rating What are the consequences of misaligned joints on a Rack and Pinion? - Broken Gear teeth. CWT derailment. Excessive wear/ crease the surface of the tube There is a noise coming from a freight door. The sheave is moving, but the chain is not. What ...