In places where two pieces of wire meet, there should be a _____ .
A. maximum overlap of 5"
B. maximum overlap of 4"
C. minimum overlap of 6"
D. minimum overlap of 3"
Answer: C
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A lip seal requires what type of tool to remove?
A) A large ball peen hammer B) A clutch installation tool C) A chisel or slide hammer and/or a seal puller D) A plastic trim removing tool
Modifications such as adding a liquid-line solenoid at the outdoor unit, using a hard shutoff thermal expansion valve at the evaporator, and adding a compressor hard-start kit are recommended when:
A) The refrigerant line length is over 40 ft. B) The refrigerant line length is less than 50 ft. C) The refrigerant line length is over 80 ft. D) The system is converted from 22 to 410a.
Which of the following circuit protection devices tend to be most commonly used in truck chassis electrical circuits?
A. blade fuses B. solid state C. cycling circuit breakers D. non-cycling circuit breakers
Which of the following would be true of current flow when a circuit is open?
A. high amperage and overheating B. low resistance and overheating C. current shorts directly to ground D. no current flow