Definitive Solutions.
When would a mechanic be required to replace an escalator comb or comb plate? - Answer:
When teeth are broken
You are ordering wood planking to provide overhead protection for a temporary working
platform. At minimum, how thick must the wood be? - Answer: 2"
You are asked to install additional lighting in the hoist way. What type of extension cord should
you use? - Answer: Three-wire
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, Refer to the Figure. An apprentice is setting up a ladder to access a landing 12 feet above his
level. What is dimension B? - Answer: 3 feet
Your mechanic asks you to perform a job site inspection and you find a serious OSHA violation.
Who would you notify first? - Answer: Your mechanic
A mechanic taking a trouble call on a dumbwaiter, and realizes he must stand on the car top.
What should the dumbwaiter be equipped with? - Answer: Car safeties
When are elevator constructors permitted to ride inside a 400 lb. capacity dumbwaiter? -
Answer: They are not permitted to ride inside any dumbwaiter
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