Live Webinar Training

CARO Refresher Review Course

Class Details

Class Length

2 Days - 16 Hours


Inclusive Cost

$750 - per student.

This cost includes your Test and Training Certification upon completion.

Paid Registration must be 3 weeks in advance to hold your seat.


Class Summary

This training is based on RETA Industrial Refrigeration Study Course (IR-I). RETA Certifications must be renewed EVERY THREE YEARS. (Certifications are valid for three years from the test passage date or the date of the last three-year renewal cycle.) The following content areas are in the CARO examination. These are the areas that we will be covering in the CARO Refresher Prep Course. This course is to be taken as a supplement to an OP I course and is intended to help prep a student to take the RETA CARO exam. This Course is not intended as a replacement for an OP I course and, as such, will not be going in depth into the following subjects. This is not an introductory course, and students are expected to already have knowledge of the following materials, and the information supplied in this course is just supplemental.


Prerequisites

  • No prerequisites.

Training Materials

Reference OSHA and EPA Websites On-Line.


Included Training Topics

  • Refrigeration fundamentals
  • Refrigeration cycle
  • Properties of refrigerants and refrigerant tables
  • Types of refrigerant compressors
  • Operation and maintenance of compressors
  • Lubrication
  • Evaporators and cooling units
  • Condensers and high-pressure receivers
  • Purging
  • Safety, hazards, and prevention

Classroom Type

This is a 2 day (8 hours a day) online webinar.

Classroom minimum requirement is 10 students. NH3 Training Center of Texas, LLC may cancel this session if the participation goal isn’t met.

There will be a 100-question test at the end of the second day and review.

NH3 Training Center of Texas, LLC shall ascertain that each Student has received and understood the training. NH3 Training Center of Texas, LLC will prepare a record which contains the identity of the student, the date of training, and the means used to verify that the student understood the training.


Trainer Experience

NH3 Training Center provides qualified and experienced trainers in Industrial Refrigeration Processes. Our trainers are experienced in Industrial Boiler I and II, Industrial Refrigeration Operator I, II, and PSM/RMP. Our Refrigeration Trainers bring over 30 years of combined years of refrigeration experience, that includes maintenance, starting up new refrigeration systems, revamping an existing system, and day-to-day operations.


Questions on this class?

Reach out to us directly. Our team is happy to help - Contact Options.

Class Dates

Aug. 14 - Aug. 15, 2025 | Online,

CARO Refresher Review Course

Register Now >

Sep. 11 - Sep. 12, 2025 | Online,

CARO Refresher Review Course

Register Now >

Don't see a convenient Date?

Reach out to our team about scheduling a dedicated event for your company.