Certificate

Residential Carpet Cleaner Repair & Maintenance

Learn how upright and portable carpet extractors work and how to repair them: clean and recovery tanks, diaphragm pumps and check valves, trigger solenoids, spray bars and nozzles, recovery floats and vacuum motors, belt and turbine brush drives, in-line heaters and thermal protection, switches and wiring, leak isolation and preventive maintenance. Lessons include repair illustrations. A one-course, 3-credit micro-certificate. Vendor-neutral training, not affiliated with any manufacturer; unplug the machine and follow the manufacturer's service documentation.