Repairing Air Conditioning Components



1.	Replacement refrigerant circulation lines come with caps on both ends to keep refrigerant from spilling out.
	A.	True.
	B.	False.

2.	When disconnecting refrigerant lines, an open-end wrench will work well.
	A.	True.
	B.	False.

3.	Which of the following is true of combination refrigerant lines?
	A.	They are used to eliminate potential leaks.
	B.	They are more likely to leak.
	C.	Individual parts, rather than the entire assembly, can be replaced as needed.
	D.	None of the above.

4.	On newer vehicles, where is the orifice tube located?
	A.	At the evaporator inlet.
	B.	At the evaporator outlet.
	C.	At the TXV.
	D.	Anywhere between the condenser and the evaporator.

5.	When replacing an accumulator/drier that is part of the low-pressure circuit line assembly:
	A.	The circuit line assembly should not need repair.
	B.	Repair the low-pressure circuit line as needed.
	C.	Replace the accumulator/drier and the low-pressure circuit line as a unit.
	D.	None of the above.

6.	To remove the clutch hub and plate assembly, a screwdriver is an essential tool.
	A.	True.
	B.	False.

7.	Clutch plates that do not use shims are called:
	A.	Torque-fit.
	B.	Press-fit.
	C.	Twist-fit.
	D.	Slip-fit.

8.	When installing snap rings, which way should the beveled side of the ring face?
	A.	Inward.
	B.	Outward.
	C.	Upward.
	D.	Downward.

9.	Some compressors require disassembly for seal replacement.
	A.	True.
	B.	False.

10.	Which of the following have an influence on air conditioning system pressure?
	A.	Temperature of the surrounding air.
	B.	Humidity of the surrounding air.
	C.	Both a and b.
	D.	Neither a nor b.

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