Chapter 7: Electric Connector

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1
Standard electric terminal clips are made of what material?
Copper or brass
2
What happens to standard terminals when used in high temp. applications?
They oxidize, weaken, and burn off
3
High temp. terminals are made of what materials?
Nickel, nickel tinned steel, or plain steel
4
What is the disadvantage of using high temp. female quick disconnect terminals?
They have no memory. Once put on they lose their tension, if pulled off again and reinstalled they will be loose.
5
Should insulated terminal clips be used in higher temp. applications?
No
6
What is the main difference between crimping tools used to crimp insulated terminals vs. non-insulated terminals?
Non insulated crimps have sharper teeth to bite into the barrel or the terminal
7
How far back should the sire insulation be stripped when using terminals clips?
Just enough to fill the barrel of the terminal completely
8
How many crimps should be made in each terminal?
2 if possible
9
If all of the wire strands will it fit into the barrel of the terminal, what should you do, cut the excess off?
Use a larger terminal
10
What should you do if the terminal clip is so large that the wire fits very loose in the terminal barrel?
Get a smaller terminal, or double over the end of the wire that fits into the barrent of the terminal for a tighter fit
11
The sharp side of the jaws on a non-insulated terminals crimping tool should always be on what side of the barrel when crimping on a terminal?
the unseamed side
12
Can standard plastic wire nuts be used in ovens, ranges, etc.?
No
13
In high temp. applications, the best wire nuts are made of what material?
Porcelain
14
Before installing a wire nut, should you twist the wires together or lay them side by side?
Side by side
15
What do bare wires hanging out of the bottom of the wire nut indicate?
Wires were stripped to far back, otr the wire nut is too small
16
How does a split bolt connector work?
Wires laid inside the split section, and the nut is tightened
17
Split bolt connectors are normally used when?
When wire nuts are not large enough
18
After a split bolt connection has been made, what else must be done before the power can be turned on?
Insulated wire tape to prevent the connection from shorting
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