Place the chiller in a well-ventilated area. Maintain at least 50cm (20 inches) of space between the air inlets (sides) and walls, and 1.5m (60 inches) at the air outlet (top/back).

A valuable manual also explains the test setups that produced those numbers so that users can reproduce tests or validate claims in situ.

: A decoding table for system errors such as: E1 : Ultra-high room temperature. E2 : Ultra-high water temperature. E5/E6 : Water flow alarms. Why the Manual is Critical

If you are operating a high-power fiber laser (up to 6kW), the TEYU S&A CWFL-6000

: Critical warnings regarding high voltage and refrigerant handling. Installation