CE025 Unit 302: post exam mechanic review, Elevator Mechanic Exam Prep: Verified Questions and Answers | 100% Correct | A Grade – Review

CE025 Unit 302: post exam mechanic review, Elevator Mechanic Exam Prep 12 Floor Building with three cars, 3 floors will not get PI's. How many PI's in total do you need to order for this job? - ANSWER 12 Floors x 3 Elevators= 36 PI's - (3 from 3 floors)9 =27 a 75 Ohm resistor has blow and you don't have a replacement, What can you use? - ANSWER 3 - 225 Ohm resistors in parallel or 3 - 25 Ohm in series A car keeps blowing a 3(Amp) fuse at the same point in the hoist way, What is the problem? - ANSWER Exposed traveling Cable A class C fire extinguisher can put out what type of fires? 136 Pg 22 - ANSWER Electrical equipment including motors and switches A fire needs thee elements to burn What are they? 136 Pg 4 - ANSWER Fuel, Oxygen, Heat A mechanic has a car that weighs 7000 Lbs. with a capacity load of 3500 Lbs. The counter weight balance is 40%, What does the counterweight weigh? 204 Pg 14 - ANSWER Counterweights typically are hung to counter balance the weight of the car plus 40% of capicity load. 3500 (Capacity) x 40 ÷ 100 = 1400 Lbs 1400 (40 % of capcity) + 7000 (Car Weight) = 8400Lbs. A newly modernized car has a noticeable vibration, The application engineer has asked you to determine the frequency (HZ) of your 24" drive sheave. (Roped 1:1 with a contract speed of 500 Fpm.) What is the frequency? - A