NH3 Training Center of Texas, LLC presents

NH3 Operator I (NH3AO) Assist Operator

RETA OPERATOR I TRAINING FOR CARO (Certified Assistant Refrigeration Operator)

Prerequisite: 1-Year of experience as a Refrigeration Apprentice or

Initial Introduction to Ammonia Refrigeration training.


This training is intended for entry level Refrigeration or Maintenance Technicians, PSM

Coordinators, Maintenance Managers, and Plant Engineers with limited refrigeration experience

that desire to expand their career capabilities with knowledge in the Ammonia Refrigeration


Training Materials

  • This training is based on RETA Industrial Refrigeration I Training Manual (IR-I)

Operator I –Training will include:

  • PSM History/ Requirements – PSM and RMP Overview

o Introduction - History of Releases – Why PSM? Union Carbide, Bhopal industry, Phillips 66 – Texas. Dupont

  • Ammonia Awareness Training / HAZCOM
  • HAZCOM (Hazards of Exposure) 23-25 things about ammonia.
  • Refrigeration Fundamentals
  • Refrigeration Cycles
  • Properties of Refrigerants

o Read tables

o Troubleshooting

  • Refrigerant Tables
  • Types of Refrigerant Compressors
  • Lubrication
  • Operation and Maintenance of Refrigeration Systems


o Daily Rounds

o P&DS

o Role of Operator

o U Factor

o Oil Heaters

o Foaming of Oil

o Slug

o Starting up new plants

o Log sheets

  • Evaporators and Cooling Units

o DX (1 hour)

o Recir (1 hour)

  • Evaporators and Cooling Units
  • o Flooded
  • Condensers and High-Pressure Receivers, Intercoolers, Accumulators
  • Purging

This book covers the basics of refrigeration including basic math skills, pressures, temperatures, pressure-temperature relationship, heat, heat calculations, properties of refrigerants, refrigeration cycle, industry terms, and lubricants.

Students will receive a Hard Copy Workbook, along with the RETA IR-1 Manual for reference material to perform your daily job duties.

NOTE: This training is designed to teach the technical aspects of refrigeration for beginners. For more in-depth knowledge and training on refrigeration systems see our RETA II training courses.

Registration Information

Payment method

Order details

Your personal data will be used to process your order, support your experience throughout this website, and for other purposes described in our privacy policy.


32- HOUR

Available Dates:

July 15-18, 2024

August 5-8, 2024

September 16-19, 2024

October 21-24, 2024

This training is LIVE at the NH3 Training Center of Texas, LLC (Montgomery Texas) Scheduled Dates above.

Classroom is limited to minimum 10 students maximum of 20. NH3 Training Center of Texas, LLC may cancel this session if the participation goal isn’t met.

Paid Registration must be 6 weeks in advance to hold your seat.

Trainer Experience RETA CARO, CIRO, and RAI

NH3 Training Center provides qualified and experienced trainers in Industrial Refrigeration Processes. One of our Trainers are RETA CARO, CIRO, and (RAI) RETA Authorized Instructor with previous Refrigeration Training experience. 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.

Classroom Locations, Dates and Cost

This is a 4 day (32- hour) comprehensive training course to ensure you know and understand the content of this training.

The key to the success of this training program is to ensure you will have the necessary knowledge and skill set to perform your job with integrity and quality. Therefore, you will be given Tests throughout the training, to ensure you have learned the materials.

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.

COST: $1500. Each student

Includes lunch each day, Test and Training Certification upon completion.

Minimum of 10 students in the classroom.

For further training in PSM and RMP for Ammonia Refrigeration Systems, see our class offerings and schedule.

For more information contact: Jet@NH3TrainingCenter.com

or Call 936-230-4392.

Introductory & Advance Training Courses for the Ammonia Refrigeration Industry to meet regulatory compliance guidelines.

Phone: (936) 230-4392

Email: Jet@NH3TrainingCenter.com

Located in Montgomery, Texas


Subscribe now to our newsletter.

Created by Mad Hatter Marketing Co.