The parameters of Xue Kai 990 cooler are restored to the factory settings.

The parameters of 1. are set as follows: initial password 123456, upper limit of exhaust temperature 75℃, upper limit of return air temperature 12℃, upper limit of ambient temperature 50℃, and upper limit of filling capacity 800g. ..

2. Operation method: Turn on the water chiller, enter the system setting menu, enter the initial password "123456", enter the parameter setting interface, and set the parameters such as the upper limit of exhaust temperature, the upper limit of return air temperature, the upper limit of ambient temperature and the upper limit of filling quantity in turn. After the parameter setting is completed, confirm to save the new settings and complete the factory setting of the water chiller parameters.