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PLC - Idec OS firmware update procedure

When performing PLC/HMI control logic software update, downloaded from this site, an error indicating "PLC Type/Version Error. Features offered on the latest PLC logic update are...

PLC/HMI Update Procedure - Four or More Compressor Models

These instructions require inserting a USB drive into the back of your chiller’s HMI Touch Screen while power is on. You should not attempt this unless you understand the...

PLC/HMI Update Procedure for Single and Dual Compressor Models

Important information: If your chiller of PSG retrofit kit was manufactured prior to 4-28-16, please check your chillers control version located on the lower left of your home...

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