General Preventive Maintenance Tips

 

Entire System – Daily Checklist

 

Before starting operation:

• Make sure the product is free of flanges, excess plastic, short shots or noticeable gates
• Check if any tools or materials are left in the equipment
• Check that all power (utility) supplies have been turned ON
• Check that air and speed settings correspond to the specified values
• Check that product has been supplies to the prefeeder hopper
• Check that all sensors are clean and free of smudges and/or condensation
• Check that there is no leakage (oil, grease, water, fluids, etc)
• Remove any dirt and debris from gravity track and leadscrew
• Make sure tooling in the turret is correct for the part to be run

During warm up of the system: *

• Check if there is any abnormal noise or vibration in the equipment
• Wipe off any excess oil or grease after warm up
• Check for air leaks throughout the system
• Run the machine slowly to check for any problems with the flow of products through the system

After the shift is finished:

• Remove any broken parts or fragments
• Check that all sensors are clean and free of smudges and/or condensation
• Check to see if the speed reducer/motors are running abnormally hot
• Lubricate any sections of the equipment called out in the Maintenance Charts under the “Daily” interval in your user manual

Weekly/Monthly Inspection Checklists

Carry out the following inspections on a weekly basis, regardless of whether the equipment has been operated or not:

• Check if all belts and chains are tensioned correctly (not too loose or too tight)
• Check if any belts (elevator, conveyor, etc) are worn or damaged
• Check that all safety devices are secured for safe operation (covers, guards, etc) and not bypassed
• Check that if any lubrication is needed that is has been performed
• Check that the air supply inlet filters are not clogged or dirty
• Check that nothing has been removed from the system
• Remove any dirt, debris from chutes, bowl rim, bowl, conveyor tracks, etc

Carry out the following inspections on a monthly basis, regardless of whether the equipment has been operated or not:

• Check if lubrication is needed or that lubrication has been performed as described in your user manual
• Check that all fasteners, screws, bolts, etc are secure
• Check that the machine drive systems are secure
• Check that any filters have been cleaned, replaced or are not clogged or dirty
• Check for overall deterioration of wiring, piping or tubing

These charts are for quick-reference only. For detailed descriptions and procedures, please refer to the equipment’s Operations Manual.

*The maintenance procedures listed above charts should be performed only when the equipment has been shut down and locked-out/tagged out. At no time should any personnel be inside any safety cages while the equipment is operational. Remove the keys from corresponding control panels before starting any repair, maintenance or troubleshooting.