NCCER Maintenance and Repair (33307) NCCER Maintenance and Repair (33307) focuses heavily on preventive maintenance schedules, lubrication systems, and bearing inspection? skills that prevent costly downtime. You’ll work with mechanical drawings to diagnose equipment failures, apply lockout/tagout procedures safely, and troubleshoot hydraulic and pneumatic systems. The exam assumes prior exposure to basic mechanical principles and trades fundamentals.
| Exam Name | NCCER Maintenance and Repair |
| Exam Code | 33307 |
| Format | PDF & Practice Test Engine |
| Target Year | 2026 Updated |
| Features | 100% Verified Q&As |
