Technician A says that a defective spark plug wire or boot can cause an engine misfire. Technician B says that a tracked ignition coil can cause an engine misfire. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
C
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Class 2 circuits may be installed in the same enclosure or cable with conductors of Class 3 circuits provided _________.
A. Circuit voltages are not above 150V B. They are functionally associated C. The class 2 conductors are insulated to a minimum of 300V D. The class 2 and Class 3 conductors are insulated to a minimum of 600V
A smoothly operating engine depends on ________
A) High compression on most cylinders B) Cylinder compression levels above 100 psi (700 kPa) and within 70 PSI (500kPa) of each other C) Equal compression between cylinders D) Compression levels below 100 psi (700 kPa) on most cylinders
Safety hazards associated with boilers and other pressurized vessels include the following except: