Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document.
Note: Even the most advanced machine translation cannot match the quality of professional translators.
Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Removing a Solenoid Valve
- (Optional) Remove a solenoid valve.
- A solenoid valve module consists of a valve controller and an electric actuator. You can remove only the faulty component.
- The solenoid valves of the air/liquid heat exchanger and manifolds are installed on the water inlet side and are removed in the same way. The following describes how to remove the solenoid valve of the heat exchanger.
- Remove all cables from the solenoid valve.
- Remove the solenoid valve controller.
- Remove the bolt of the solenoid valve controller.Figure 5-14 Removing the bolt
- Place the removed solenoid valve controller in a bag.
- Remove the bolt of the solenoid valve controller.
- Remove the solenoid valve electric actuator.
- Close the ball valves for the water inlet pipes of the primary side and the air/liquid heat exchanger.
- Use the torque wrench to loosen the solenoid valve electric actuator.Figure 5-15 Removing a solenoid valve
- Place the removed solenoid valve in a bag.
