UPDATE 2024 EXAM QUESTIONS AND VERIFIED
ANSWERS BY EXPERT
Pump, motor and control vales
The Basic power unit consists of a reservoir, a________ , _______,and ________
Direct Coupled
Conventional pums are usually belt driven, while submersible pumps are always
________
Adjacent to the hoistway at the lowest landing
The ideal location for the machine room on a hydraulic installation is ___________
Call your superintendent
If it becomes necessary to dismantle the power unit in order to get it into the machine
room, the first thing you should do is ________
Main line Disconnect, Moor starting relays, Pump motor
The heaviest wires in the machine room run from the _____ to the ______ and the
______
Buried in a trench
On jobs where the machine room is located at the lowest floor byt is not adjacent to the
hoistway, the oil line is often _______
Welded
Concealed oil lines are often ______ at the fittings
Friction Loss
Ells increase ______ in the oil line
Silencing Muffler