Army MOS · Engineering
91C Utilities Equipment Repairer
Overview
A Utilities Equipment Repairer performs field and sustainment level maintenance on utilities equipment. They also maintain special purpose support systems and supervise maintenance work.
Core Skills
- HVAC and refrigeration maintenance
- generator and power systems support
- diagnostics and troubleshooting of utilities equipment
- preventive maintenance planning
- reading blueprints and schematics
- use of electrical and mechanical test equipment
- safety and lockout/tagout procedures
- maintenance documentation and work order management
- basic controls and automation familiarity
- field service operations
Civilian Software & Tools
- Adobe Acrobat
- Autodesk AutoCAD
- Microsoft Excel
- Microsoft Office software
- Microsoft Outlook
- Microsoft PowerPoint
- Microsoft Word
- SAP software
Civilian Career Paths
- Facilities Management
- Mechanical Engineering
- Civil Engineering
Training & Development
Getting Started
- Air Conditioning Service
- Air Distribution Specialty (Service) · Funded · Promotion points · STAR
- Military Tactical Wheeled Vehicle (TWV): Heating, Ventilation & Air Conditioning (HVAC) (MIL7) · Funded · Promotion points · STAR
- Air to Air Heat Pump Installation
Career Growth
- Section 608 Technician Certification (Universal)
- Section 608 Technician Certification (Type III) · Funded · Promotion points
- Building Energy Assessment Professional (BEAP)
- Building Energy Modeling Professional (BEMP)
Also Common
- Military Tactical Wheeled Vehicle (TWV): Preventive Maintenance Checks & Services (PMCS) (MIL8) · Funded · Promotion points · STAR
What the Work Involves
- Test electrical circuits or components for continuity, using electrical test equipment.
- Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
- Study blueprints, design specifications, or manufacturers' recommendations to ascertain the configuration of heating or cooling equipment components and to ensure the proper installation of components.
- Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
- Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
Related Occupations
- Stationary Engineers and Boiler Operators
- Plumbers, Pipefitters, and Steamfitters
- Control and Valve Installers and Repairers, Except Mechanical Door
- Home Appliance Repairers
Typical preparation for these civilian roles: vocational training or an associate degree.
Formerly Known As (Legacy)
Retired codes that converted into 91C. Each legacy page documents the cited history.
Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.
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