Marine Corps COOL Snapshot - Certified Maintenance and Reliability Technician (CMRT)

The following Marine Corps Enlisted MOSs provide training and/or experience that contributes to attaining this credential:

Enlisted Occupation	Occupation Type	Related As	COOL$
0411 Maintenance Management Specialist	MOS	Most	COOL Bucks
0511 Marine Air Ground Task Force (MAGTF) Planning Specialist	MOS	Other
1161 Refrigeration and Air Conditioning Technician	MOS	Some	COOL Bucks
1341 Engineer Equipment Mechanic	MOS	Most	COOL Bucks
1345 Engineer Equipment Operator	MOS	Most	COOL Bucks
1391 Bulk Fuel Specialist	MOS	Some	COOL Bucks
2111 Small Arms Repairer/Technician	MOS	Most	COOL Bucks
2131 Towed Artillery Systems Technician	MOS	Other
2161 Machinist	MOS	Some	COOL Bucks
5939 Aviation Communication Systems Technician	MOS	Other
5948 Aviation RADAR Technician	MOS	Some	COOL Bucks
5979 Tactical Air Operations/Air Defense Systems Technician	MOS	Some	COOL Bucks
6062 Aircraft Intermediate Level Hydraulic/Pneumatic Mechanic	MOS	Some	COOL Bucks
6073 Support Equipment Electrician/Refrigeration and Engine/Gas Turbine Technician	MOS	Some	COOL Bucks
6074 Cryogenics Equipment Operator	MOS	Some	COOL Bucks
6092 Aircraft Intermediate Level Structures Mechanic	MOS	Some	COOL Bucks
61XX Aircraft Maintenance (Rotary-Wing)	MOS	Some	COOL Bucks
62XX Aircraft Maintenance (Fixed-Wing)	MOS	Some	COOL Bucks
6499 Mobile Facility Technician	MOS	Some	COOL Bucks
6531 Aircraft Ordnance Technician	MOS	Some	COOL Bucks
6541 Aviation Ordnance Systems Technician	MOS	Most	COOL Bucks
7011 Expeditionary Airfield Systems Technician	MOS	Some	COOL Bucks
Preventive Maintenance	Collateral Duty/Out of Billet MOS	Most	COOL Bucks

The following civilian occupations are related to this credential:

	Civilian Job	Job Family	Bright Outlook	Registered Apprenticeship	Local Salary Info
	Industrial Machinery Mechanics	Installation, Maintenance, and Repair	Bright Outlook	Apprenticeship	find local salary

MINIMUM REQUIREMENTS

Attainability:

Eligibility Requirements

Credential Prerequisite
Experience
Education
Training
Membership
Other
Fee

Note: This credential may have multiple options for a Service member to meet eligibility requirements. Requirements listed here are based on the minimum degree required.

Exam Requirements (View Details)

Exam
Written Exam
Oral Exam
Practical Exam
Performance Assessment

Exam Administration (View Details)

In-person exam
Remote proctored on-line exam
Third-party test vendor

RECERTIFICATION SUMMARY

Renewal Period: 3 years

Continuing Education
Exam
Continuing Education OR Exam
Fee
Other

AGENCY CONTACT INFORMATION

Society for Maintenance and Reliability Professionals (SMRP)

3200 Windy Hill Rd. SE
Suite 600W
Atlanta, GA 30339

Phone: 1- 800-950-7354

Email: info@smrp.org

Written Exam

Domain I: Maintenance Practices
- Task 1: Adhere to safety, health, and environmental standards and policies by taking personal responsibility in order to prevent injury or illness from exposure to hazards. The candidate must demonstrate knowledge in the following:
  
  1. Blood borne pathogens
  2. Confined space entry
  3. Electrical safety
  4. Emergency response (ER) and evacuation
  5. Environmental compliance
  6. Ergonomics
  7. Eye protection
  8. Fall protection
  9. Fire safety
  10. HAZCOM/MSDS
  11. Hearing conservation
  12. Ladder safety
  13. Lockout/tagout procedures
  14. Personal protective equipment (PPE)
  15. Process safety management (PSM)
  16. Respiratory protection
  17. Rigging
  18. Safety system and devices
  19. Scaffolding
- Task 2: Inform production control personnel about the maintenance activity required in accordance with company protocol in order to adjust the operations schedules. The candidate must demonstrate knowledge in the following:
  
  1. Lockout/tagout procedures
  2. Process overview
  3. Work permits
- Task 3: Perform the proper lockout/tagout procedures on equipment in accordance with applicable standards in order to ensure zero energy state prior to commencing maintenance work and minimize health, safety, and environmental hazards to employees and the community. The candidate must demonstrate knowledge in the following:
  
  1. Lockout/tagout procedures
  2. Multiple energy sources
  3. Zero energy states
- Task 4: Perform a pre-use inspection on maintenance tools and equipment using established standards and guidelines in order to ensure safe operation and to extend the life of the tools and equipment. The candidate must demonstrate knowledge in the following:
  
  1. Cranes and hoists
  2. Field machinery and tools
  3. Ladder safety
  4. Rolling stock/mobile equipment (e.g., mobile cranes, man-lift/scissor lift, fork lift)
  5. Shop machinery and tools
  6. Rigging equipment (e.g., slings, shackles, eyebolts, chains, hooks)
- Task 5: Use maintenance tools and equipment in accordance with manufacturers’ specifications and established safety policies in order to ensure safety and efficiency. The candidate must demonstrate knowledge in the following:
  
  1. Equipment and tool specifications
  2. Established equipment and tool-safety policies and procedures
- Task 6: Use measuring tools and equipment in a manner that will ensure accurate measurements in order to perform maintenance tasks properly. The candidate must demonstrate knowledge in the following:
  
  1. Application of specific tools
  2. Basic math (e.g., fractions, addition, subtraction, multiplication, division)
  3. Calibration requirements for measurement tools (e.g., torque wrench, calipers, alignment tools)
  4. Conversion of appropriate measurement and engineering units
  5. Measurement principles (e.g., mass, force, motion, distance, acceleration, power, fluid, bulk)
  6. Measurement tools (e.g., rulers, gauges, tapes, micrometer, calipers, lasers)
- Task 7: Handle all maintenance materials and parts in accordance with established standards and procedures in order to prevent damage to the parts and equipment. The candidate must demonstrate knowledge in the following:
  
  1. Company safety policies
  2. Material handling techniques and procedures
  3. Material storage procedures
  4. Original equipment manufacturers' (OEM) instructions
- Task 8: Maintain housekeeping by adhering to established site standards and by removing all maintenance related parts and waste in order to ensure a safe and orderly job site. The candidate must demonstrate knowledge in the following:
  
  1. Facility and regulatory policies on housekeeping
  2. Hazards of improper housekeeping
  3. Proper organization and cleaning of job site
- Task 9: Document maintenance activities using the facility’s maintenance management system in order to record history, assist with planning and scheduling, and support root-cause failure analysis. The candidate must demonstrate knowledge in the following:
  
  1. Documentation systems (e.g., paper filing systems, computer filing systems, email)
  2. Maintenance planning and scheduling
Domain II: Preventive and Predictive Maintenance
- Task 1: Perform preventive and/or predictive maintenance according to the work plan in order to maximize mean time between failures. The candidate must demonstrate knowledge in the following:
  
  1. Company safety, health, and environmental policies
  2. Equipment function and use
  3. Predictive maintenance procedures
  4. Preventive maintenance procedures
  5. Work plan requirements
- Task 2: Apply predictive maintenance techniques by observing equipment performance and collecting ongoing performance data in order to maximize mean time between failures. The candidate must demonstrate knowledge in the following:
  
  1. Company safety, health, and environmental policies
  2. Function of equipment
  3. Operation parameters for equipment, including baseline conditions
  4. Predictive maintenance techniques and technologies (e.g., oil samples, vibration readings, thermographic equipment, ultrasonic testing)
- Task 3: Lubricate equipment in accordance with the lubrication schedule and equipment specifications in order to ensure reliable performance and prevent damage. The candidate must demonstrate knowledge in the following:
  
  1. Company safety, health, and environmental policies
  2. Equipment specifications
  3. Filtering systems
  4. Lubricant specifications
  5. Lubricating systems
  6. Lubrication principles
  7. Lubrication route
- Task 4: Perform alignment checks on rotating equipment (e.g., pumps, fans, blowers, turbines, gear boxes, compressors) in accordance with equipment specifications in order to ensure reliable performance and prevent damage. The candidate must demonstrate knowledge in the following:
  
  1. Company safety, health, and environmental policies
  2. Equipment alignment techniques (e.g., laser, reverse, straight edge, rim and face)
  3. Equipment functions
  4. Thermal growth
  5. Operation principles for rotating equipment
- Task 5: Perform checks on safety systems and devices in accordance with equipment design specifications in order to ensure reliable operation and protect employees. The candidate must demonstrate knowledge in the following:
  
  1. Company safety, health, and environmental policies
  2. Consequences of bypassing safety systems
  3. Equipment design specifications
  4. Equipment functions (e.g., limit switches, photoelectric eyes)
  5. Operation of safety systems
Domain III: Troubleshooting and Analysis
- Task 1: Gather information relating to a maintenance request by reviewing the work order and/or interviewing operations personnel in order to determine the general nature of the problem. The candidate must demonstrate knowledge in the following:
  
  1. Effective interpersonal relations
  2. Equipment and/or processes
  3. Maintenance work order systems
- Task 2: Verify that the problem is valid by systematically testing and/or observing the equipment’s performance, as conditions permit, in order to determine if a problem actually exists. The candidate must demonstrate knowledge in the following:
  
  1. Function and use of the equipment
  2. Process indicators (e.g., gauges, annunciators, Human Machine Interface [HMI] displays)
- Task 3: Obtain appropriate technical documentation using facility resources in order to gain full understanding of designed operating parameters and/or sequences. The candidate must demonstrate knowledge in the following:
  
  1. Facility resources (e.g., CMMS, technical library, engineering files)
  2. Operating parameters and sequences
  3. Technical documentation (e.g., schematics, P&ID, blueprints, O&M manuals, SOP, MSDS)
- Task 4: Investigate previous maintenance activities, as conditions require, by reviewing equipment history in order to identify information that will facilitate troubleshooting. The candidate must demonstrate knowledge in the following:
  
  1. Facility maintenance record systems
  2. Facility preventative maintenance scheduling programs or systems
  3. Preventative maintenance techniques and theories (e.g., lubrication, seals and bearings, alignments)
- Task 5: Identify the cause of the problem using a systematic process of elimination in order to determine what is causing the malfunction. The candidate must demonstrate knowledge in the following:
  
  1. Equipment and/or process design parameters
  2. Hazards involved with operating and/or maintaining specific process equipment
  3. Systematic troubleshooting and analysis
Domain IV: Corrective Maintenance
- Task 1: Verify troubleshooting analysis by disassembling and inspecting components using established procedures in accordance with applicable standards and guidelines in order to confirm that the identified corrective action is appropriate. The candidate must demonstrate knowledge in the following:
  
  1. Common mechanical systems (e.g., lubrication, seals and bearings, alignment, power transmission, cams, cranks, pneumatics, hydraulics, thermodynamics, heat transfer, piping systems, steam systems)
  2. Correct use of tools and equipment, including measuring devices
  3. Equipment specifications
  4. Equipment and component functions
  5. Operation of equipment and components
  6. Results of troubleshooting analysis
  7. Specific equipment repair procedures, applicable standards, and guidelines
- Task 2: Repair the malfunction by performing required corrective maintenance tasks in accordance with best maintenance practices in order to return the equipment to the desired operating condition. The candidate must demonstrate knowledge in the following:
  
  1. Common mechanical systems (e.g., lubrication, seals and bearings, alignment, power transmission, cams, cranks, pneumatics, hydraulics, thermodynamics, heat transfer, piping systems, fabrication, steam systems)
  2. Correct use of tools and equipment, including measuring devices
  3. Equipment specifications
  4. Equipment and component functions (e.g., pumps, fans, blowers, turbines, gear boxes, compressors, fasteners, motors, piping systems, gaskets/packing, drive systems, conveying systems)
  5. Equipment and component operation
  6. Specific equipment repair procedures, applicable standards, and guidelines
- Task 3: Monitor the equipment after it has been repaired while operating it under normal conditions in order to determine whether or not the repair was successful. The candidate must demonstrate knowledge in the following:
  
  1. Equipment and component functions (e.g., pumps, fans, blowers, turbines, gear boxes, compressors, fasteners, motors, piping systems, gaskets/packing, drive systems, conveying systems)
  2. Equipment and component operation
- Task 4: Release repaired equipment for return to service using standard operating procedures in order to resume normal operations. The candidate must demonstrate knowledge in the following:
  
  1. Procedures for releasing equipment for return to service

Exam Preparation Resources

There are a number of resources available to help you prepare for the Certified Maintenance and Reliability Technician (CMRT) examination:

Best Sources

General References
- CMRT Registration

An additional resource is O'Reilly Learning Safari Books Online, a searchable digital library that provides online access to thousands of books, training videos and conference sessions. See the Educational Resources section on the Related Sites page here on COOL to learn how to get free access.

Testing Information

Exam Administration
Credential exams may be administered in-person at a testing site, proctored on-line remotely, or have options for both. If an exam is administered through a test vendor, the third-party test vendor box will be checked. The following test administration options apply to the Certified Maintenance and Reliability Technician (CMRT) credential where checked:
- In-person exam
- Remote proctored on-line exam
- Third-party test vendor

For more information on the Society for Maintenance and Reliability Professionals (SMRP) testing process, visit the agency website.

RECERTIFICATION

Certified Maintenance and Reliability Technician (CMRT)

Renewal Period: 3 years

The Certified Maintenance and Reliability Technician (CMRT) credential has the following recertification information:

The CRMT certification is renewed every three years by accumulating 50 recertification credits from at least two of 12 possible activities and paying a recertification fee. Additional information can be found in the CMRT Candidate Guide for Certification and Recertification.

Note: Marine Corps COOL will only pay recertification fees for the current year, no arrears will be paid. Voucher requests for recertification fees must be submitted with proof of the current status of the certification (for example, a screen shot of your credentialing agency dashboard or a copy of a current fee receipt).