Why is it dangerous to use gauges only designed for R-22 on a R-410A system?
A) Because R-410a can dissolve the lining of the hoses used on R-22 systems
B) Because the system pressures can exceed the design limit of the R-22 gauges
C) Because R-410a and brass form an explosive new chemical compound on contact
D) Because R-410a pressures are backwards from other types of refrigerant
B
You might also like to view...
The IEEE/ANSI notation of an internal underlined diamond denotes:
A) tri-state buffers. B) totem-pole outputs. C) open-collector outputs. D) quadrature amplifiers.
Find the numerical values of the literal constants in
In the cow, ____________________ ducts drain into larger ducts, which carry the milk to an area called the ____________________, where the milk is stored
Fill in the blank(s) with correct word
Dale Kline is a plant manager for White Ltd. Based on his title, he would best be classified
as a
a. supervisor. b. middle manager. c. top manager. d. first-line supervisor. e. intermediate manager.