FEC MICRO NR - Manual (Page 98)

Chapter 8: System Operations
Page 8-2
8.1 Inspection Items
A scheduled inspection is recommended to keep the Micro-NR System in the best condition. A
preventive maintenance routine should be set-up. Recommended inspection schedules are given
for each item.
WARNING: Follow Lockout/Tagout and other safety precautions when connecting or
disconnecting cabling, wiring, and equipment. Always verify the System is disabled prior
to touching any moveable components.
8.1.1 Micro-NR (Tool)
Recommended Schedule: Quarterly
It is important to keep the nutrunners clean and properly adjusted to ensure correct fastening and
accurate system outputs. Inspect each tool and ensure the following conditions exist:
1. All environmental conditions are within the specified ranges.
2. The duty cycle is within specifications and the motor is producing normal heat levels.
3. The tool is producing normal levels of noise and vibration.
4. The tool is free from excessive contamination and foreign matter.
5. The tool is securely mounted, with mounting bolts properly tightened.
6. The homerun cables are securely connected to the tool.
8.1.2 Homerun Cable
Recommended Schedule: Quarterly
This cable connects the tool to the MNR Unit. Ensure the following conditions are met:
1. The cable is free from unnecessary force and tension.
2. The cable is secured away from any movement.
3. The cable is in good condition, sufficiently insulated with no indication of broken wires.
4. The cable is free from excessive contamination and foreign matter.
5. The cable is securely connected to the MNR Unit and to the nutrunner.
6. The cable is free from heat distortion and is not warm or hot to the touch.
7. The cable and cable connector securely and correctly fastened.