Liquid and vapour move at different velocities because gravity has a greater influence on the liquid. What is another name for this?
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Name the 5 bulb charge designations, their corresponding application use, and super heat settings.
When is a distributor not needed?
What are the minimum and maximum lengths of tubing for a cap tube? What happens if they are ignored?
What are 3 symptoms and 3 corrections for floodback?
What are the two major applications of the low-pressure switch?
How are C.P.R's designated?
Which metering devices have a critical charge?
Are C.P.R's position sensitive?
Explain CSIR motors.
When is a distributor needed?
How should a receiver be sized?
Which metering devices equalize in the off cycle?
Split phase motors (AKA _____?) are used on what kind of motors?
Explain LRA. What kind of safety is used to protect the motor circuit during LRA?
Where and how must a liquid line filter drier be installed?
What will a filter drier filter?
At what temperature will oil begin to break down?
What motor types are PSC motors used on?
Are solenoid valves direction sensitive?
A 4 way valve (reversing valve) must have a ___-___ psi pressure differential to operate properly.
Where is the oil separator located?
Why do high side float systems need a critical charge.
What must be a consideration when using a TXV on a pressure dropping evaporator and why?
What is the greatest contributor to high compression ratios?
Where should the TXV bulb be installed?
A high pressure switch _____ on a ______ in pressure.
Is a receiver needed for a cap tube?
What is the primary purpose of a crankcase pressure regulator?
What does the distributor do?