The most relevant standard that applies to air-conditioning technicians is:
A) AHRI standard "A." B) ACCA standard "C."
C) ASHRAE standard "A." D) ANSI standard "B."
A
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The pneumatic timing relay consists of three units: a relay coil, instantaneous contacts, and ____________________.
Fill in the blank(s) with the appropriate word(s).
AC module systems shall be permitted to have a single detection device to detect AC ____ and disconnect the AC power from the module.
a. false cycles b. high temperatures c. ground faults d. high pressures
El sistema de revestimiento más utilizado en recipientes verticales es _____.
a. la chapa trapezoidal de aluminio b. el aluminio liso c. las chapas con corrugado de 1-1/4 pulgada (3,17 cm) d. el estucado-gofrado
Weld-all-around symbol is attached to the reference line at the junction of the leader when a welded connection must be performed all around a feature.
Answer the following statement true (T) or false (F)