NEIEP 800 final Exam Questions And Answers Verified 100% Correct

NEIEP 800 final Exam Questions And Answers Verified 100% Correct What is the maximum rated capacity of an inclined platform lift? - ANSWER 750 Ibs.. Refer to the NEIEP Moving Walk Straight-Line Diagram. If both inspection switches (INSP sw.) are in the downward position, how will that affect the operation of the walkway? - ANSWER The walkway would not run. Refer to Table 2. What is the capacity of a non-fixed 5X 3%" beam that spans 9 feet and weighs 14.75 Ibs. per linear foot? - ANSWER 2000 lbs Why is it important to only operate line starters with their covers in the proper location? - ANSWER To prevent flashover between contacts What is the maximum speed in ft/min. of a residential elevator?. - ANSWER 40 ft/min. On a vertical platform lift the stop button must be located at what height above the platform floor? - ANSWER between 48 and 15 inches Two line starters are required for what type of AC motor control? - ANSWER Wye-Delta In order to perform a pressure relief test, which circuits would have to be temporarily bypassed? - ANSWER The up limit switches What code do most issues regarding the installation of temporary hoists fall under? - ANSWER ANSI A10.4 There is a problem with the UP valve and the low oil timer has tripped. What is the expected result? - ANSWER The car returns to the lowest floor Which of the following best describes a one person pressure relief valve test? - ANSWER A single mechanic operates the pump from outside the machine room and records relief pressure. Rack and Pinion pit structures consist of which of these components? - ANSWER Foundation, base enclosure, buffer springs The elevator is running erratically and you want to clean the valve screen. What must you do to ensure that oil doesn't leak when you remove the screen? - ANSWER Close the machine room shutoff valve. If electrolysis erodes the bottom of the hydraulic cylinder, which of the following provides a measure of safety? - ANSWER Safety bulkhead at the bottom of the cylinder Safety hooks are best described by which of the following? - ANSWER Mounted to the frame below the lowest pinion If a gauge is used to measure system pressure with the elevator at rest and the size of the plunger is known, how can the total weight of the elevator be calculated? - ANSWER Multiply pressure times area ASME code permits a scavenger pump or which of the following to collect oil leaked from the gland packing? - ANSWER 5 gallon container What are the most common types of drive units for stairway chairlifts? - ANSWER Winding drum and rack & pinion Approximately how many gallons are required to raise a 9" plunger 30 feet? - ANSWER 99.1 gallons Which of the following practices should be followed when initially lifting a load? - ANSWER Lift the load a few inches, then recheck all rigging. What must be done to prevent hoist car run away prior to removing the motor assembly from the gear box on counter weighted hoists? - ANSWER The cage must be tied down What component of a permanent installation hoist may help prevent over speeding of the car during manual release of the motor brake? - ANSWER Centrifugal brake How is the right or left side of a stairway determined? - ANSWER Standing at the bottom and looking up. What type of pump system delivers constant volume at all pressures? - ANSWER Positive displacement gear pump What best describes the pinion of the governor safety device? - ANSWER It free wheels until the hoist exceeds tripping speed in the down direction What is the maximum allowable rated load for a LULA elevator? - ANSWER 1,400 Ibs. Layout. What is the correct distance to the center of wellway from the column line? - ANSWER 17' 6 3/4" The platen plate connects which two hydraulic elevator components together?