Sensor light on, but the machine won’t move? Cylinder won’t return home? Fault won’t reset?

Learn a practical way to work through these problems with PLC Troubleshooting for Manufacturing Technicians—a plain-English PDF guide from Shop Floor Troubleshooting.

Follow a clear troubleshooting sequence:

Physical → Sensor → Signal → PLC Logic → Output → Motion

Start with what the machine is doing, compare it with what should happen, and trace where the expected response stops.

WHAT’S INSIDE

• Sensor LED and PLC input checks

• Missing input signal troubleshooting

• Cylinder and solenoid fault diagnosis

• Timers and timeout conditions

• Fault latches and reset logic

• Home-position and machine-sequence problems

• Practical troubleshooting scenarios

• A quick-reference table and field worksheet

WHO IT’S FOR

Manufacturing and maintenance technicians, mechatronics students, and automation learners who want a more organized approach to finding machine faults.

WHAT YOU RECEIVE

A downloadable PDF guide for $9.99, including the quick-reference table and field worksheet. Watch the videos below for examples of my troubleshooting approach

Created by Wendell Ball, drawing on hands-on experience in manufacturing, production technology, automation, and machine troubleshooting.

Trace the signal. Find the fault.

Shop Floor Troubleshooting is a Ball Resource Publishing brand.

For education and training. Always follow your employer’s lockout/tagout, electrical-safety, machine-guarding, and authorized-access procedures. Never bypass safety devices or force outputs.