Can JAC He Yue's valve warm pipe be sealed?

The warm pipe of Jianghuai Heyue rs valve cannot be sealed. The main function of the heating pipe of Jianghuai Heyue rs valve is to flow the engine coolant into the heater box. After sealing, the automobile air conditioning and heating system will not work, which will affect the normal use of Jianghuai Heyue rs throttle. Therefore, the heating pipe of Jianghuai Heyue rs valve cannot be sealed.