Which of the following is NOT a common potential problem in heat exchangers?

a. Chemical balance
b. Excessive chest pressure
c. Fouling, erosion, and corrosion
d. Vapor-locked conditions


a. Correct. Chemical balance is not a potential problem in heat exchangers.
b. Incorrect. Process technicians should be familiar with the causes of and solutions for the following troubleshooting situations: fouling, excessive steam shell-side pressure (chest pressure), leaks, system upsets, corrosion, erosion, reduced fluid velocity, back-flushing, and vapor-locked conditions.
c. Incorrect. Process technicians should be familiar with the causes of and solutions for the following troubleshooting situations: fouling, excessive steam shellside pressure (chest pressure), leaks, system upsets, corrosion, erosion, reduced fluid velocity, back-flushing, and vapor-locked conditions.
d. Incorrect. Process technicians should be familiar with the causes of and solutions for the following troubleshooting situations: fouling, excessive steam shellside pressure (chest pressure), leaks, system upsets, corrosion, erosion, reduced fluid velocity, back-flushing, and vapor-locked conditions.

Trades & Technology

You might also like to view...

Pigs usually reach market weight around _____

a. 8 weeks c. 8 months b. 20 weeks d. 18–24 months

Trades & Technology

The number one state for producing pigs is Arkansas

Indicate whether the statement is true or false

Trades & Technology

When soil pH is between 4.5 and 5.5, which micronutrient most commonly causes plant toxicity?

A) Zn B) Mo C) Cu D) Fe E) Mn

Trades & Technology

On which side of a building member should a plumber place a load?

A. tensile B. compressive C. left D. right

Trades & Technology