Preventative Maintenance Schedule Timeframe
Operation
Check motor amperage with amp meter or use VFD to display amps by pressing up arrow 3 times.
Once per month
Check belt tension on all fans
Disconnect power coming into the control panel. Ensure all wiring connections are tight.
Once per year
Disconnect power coming into the control panel. Remove junction box cover from the motor and check wire nut connections. Inspect junction box/motor for unusual discoloration which could indicate overheating.
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