What is the advantage of beginning with liquid recovery whenever possible?
What will be an ideal response?
Faster refrigerant recovery. The system refrigerant does not drop in pressure and temperature as quickly.
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¿Cuáles de estos dos tipos de conductos tienen el mismo diámetro exterior en los tamaños de 2-1/2 pulgadas (6.35 cm) o superiores?
a. Todos tienen diámetros internos diferentes. b. EMT y RMC c. RMC e IMC d. EMT e IMC
How many transplantings will be necessary if seeds are sown as directed?
A) One B) Two C) Three D) Four
Technician A says that a stretched (worn) timing chain can cause the engine to lack power at slow speeds. Technician B says that a clogged exhaust system can cause the engine to lack power at high speeds. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
What devices are often attached to the regulators, the torch, or both?
a. Flashback arrestors b. Needle valves c. Cutting orifices d. Leak detectors