Technician a says that recovery/recycling/recharging equipment for R-1234yf refrigerant requires integration with a refrigerant identifier. Technician b says that recovery/recycling/recharging equipment for R-1234yf refrigerant uses a 17mm O.D quick coupler on the low side service hose. Who is right?

A) A only
B) B only
C) Both A and B
D) Neither A or B


A) A only

Trades & Technology

You might also like to view...

The cover board generally used between a single -ply roof membrane and rigid board insulation is

A) specially treated perlite board. B) iso board. C) extruded polystyrene board. D) glass-fiber-reinforced gypsum board. E) none of the above.

Trades & Technology

Packers like to buy market hogs that weigh from ____ to ____ pounds

a. 220, 260 c. 150, 170 b. 200, 220 d. 100, 120

Trades & Technology

Technician A says that active fuel management is only used on large V8s. Technician B says that active fuel management increases fuel economy. Which technician is correct?

A) Technician A only B) Technician B only C) Both Technicians D) Neither Technician

Trades & Technology

ASE-Style Multiple Choice Which of the following is LEAST-Likely one of the steps in making a fiberglass core?

A. Place pieces of fiberglass veil over the waxed or waxed paper surface. B. Apply resin/hardener to the veil material. C. Remove the mold core from the model. D. Weld the core piece in place.

Trades & Technology