What do the letter "T" and the letter "H" following the four digit designation for aluminum represent?
A) Temper and heat treatment B) Tested and strain hardened
C) Solution heat treatment and strain hardening D) Titanium alloyed with aluminum and hardened
C
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Technician A says to soak the piston rings thoroughly in oil before installing them to prevent wear during initial break-in. Technician B says a bad fuel pump can trigger a knock sensor. Who is right?
A. Technician A B. Technician B C. Both technicians D. Neither technician
The difference between a liquid receiver and a suction accumulator is that:
A) Receivers receive the refrigerant that accumulators accumulate. B) A liquid receiver is used after the evaporator on the high side. C) An accumulator is located on the high side just before the condenser. D) Receivers only allow liquid to leave while accumulators only allow vapor to leave.
When using a recovery device manufactured before November 15, 1993, the recovery level for Type I appliances is:
A) 80 percent of the system charge if the compressor is nonoperational, 90 percent if the compressor is operational. B) 0 psig. C) 80 percent of the system charge. D) 80 percent of the system charge if the compressor is operational, 90 percent if the compressor is nonoperational.
The magnitude of the output of the LVDT sensor increases regardless of the direction of movement from the null position
Indicate whether the statement is true or false