# Industrial Chiller **URL:** https://forum.cloudray.com/c/co2-laser-cutting-engraving/industrial-chiller/42.md [Latest](https://forum.cloudray.com/latest.md) · [Categories](https://forum.cloudray.com/categories.md) --- ## [About the Industrial Chiller category](https://forum.cloudray.com/t/about-the-industrial-chiller-category/73)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0
--- ## [Advantages of R401A refrigerant](https://forum.cloudray.com/t/advantages-of-r401a-refrigerant/247)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 1\ **Last updated:** [March 21, 2022, 10:52am UTC](https://forum.cloudray.com/t/advantages-of-r401a-refrigerant/247 "2022-03-21T10:52:55Z")
At present, compared with the most common R22 refrigerant, R410A has many performance advantages and has good heat transfer. Its main performance advantages are reflected in the following aspects: 1.Compared with R22, t… --- ## [Common fault treatment of industrial chiller](https://forum.cloudray.com/t/common-fault-treatment-of-industrial-chiller/529)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 1\ **Last updated:** [September 9, 2021, 1:17am UTC](https://forum.cloudray.com/t/common-fault-treatment-of-industrial-chiller/529 "2021-09-09T01:17:09Z")
The main function of the water chiller is to cool the water and liquid in the working host to keep it within a certain temperature. Regarding the handling of common problems of industrial water chillers, please see the … --- ## [Can a 220V water pump be changed to 110V with a transformer?](https://forum.cloudray.com/t/can-a-220v-water-pump-be-changed-to-110v-with-a-transformer/320)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0\ **Last updated:** [April 21, 2021, 7:35am UTC](https://forum.cloudray.com/t/can-a-220v-water-pump-be-changed-to-110v-with-a-transformer/320 "2021-04-21T07:35:06Z")
Yes, just add inverter. --- ## [What could be the reason why the 80W pump does not absorb water](https://forum.cloudray.com/t/what-could-be-the-reason-why-the-80w-pump-does-not-absorb-water/313)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0\ **Last updated:** [April 21, 2021, 2:40am UTC](https://forum.cloudray.com/t/what-could-be-the-reason-why-the-80w-pump-does-not-absorb-water/313 "2021-04-21T02:40:19Z")
Maybe the suction port is blocked, check if the pump body is vibrating, and clean the pump body. --- ## [Water flow switch problem](https://forum.cloudray.com/t/water-flow-switch-problem/251)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0\ **Last updated:** [April 12, 2021, 8:21am UTC](https://forum.cloudray.com/t/water-flow-switch-problem/251 "2021-04-12T08:21:20Z")
How to wire: Cut off the plug in the red frame, and connect the two wires to the power supply or the GND and WP of the motherboard respectively (if you connect the WP and G of the power supply, the G and WP of the mothe… --- ## [Common troubleshooting of chillers](https://forum.cloudray.com/t/common-troubleshooting-of-chillers/250)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0\ **Last updated:** [April 12, 2021, 8:16am UTC](https://forum.cloudray.com/t/common-troubleshooting-of-chillers/250 "2021-04-12T08:16:59Z")
Teyu chiller thermostat has alarm function, take CW-5000 series chiller as an example. When the temperature controller panel of the chiller displays an E1 over-temperature alarm, it may be that the temperature of the en… --- ## [CW5200 temperature setting related issues](https://forum.cloudray.com/t/cw5200-temperature-setting-related-issues/249)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0\ **Last updated:** [April 12, 2021, 7:54am UTC](https://forum.cloudray.com/t/cw5200-temperature-setting-related-issues/249 "2021-04-12T07:54:37Z")
CW5200 recommends that the water temperature be set at 25°C (the factory default is 25°C) Supplement: CW3000 has no cooling function, and the temperature is similar to the ambient temperature (low ambient temperature i… --- ## [CW5200 T-503 thermostat set to constant temperature mode](https://forum.cloudray.com/t/cw5200-t-503-thermostat-set-to-constant-temperature-mode/248)
**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\ **Replies:** 0\ **Last updated:** [April 12, 2021, 7:49am UTC](https://forum.cloudray.com/t/cw5200-t-503-thermostat-set-to-constant-temperature-mode/248 "2021-04-12T07:49:06Z")
Hold down the “▲” and “SET” keys simultaneously Wait until 5, 6 seconds, the interface displays 0 Press “▲” to set the password “8” (factory setting is 8) Press the “SET” key to enter the menu setting, at this…