Q:Central air conditioning failure P1, cooling water pump water flow switch protection how to deal with

The pump is working abnormally, the filter is dirty or the target flow is abnormal. Suggested approach: ????? 1, close the central air conditioning unit and pump power, remove the water system on the pipeline after the filter clean and then back to: ????????? When the water system pipe water filter in the dirty when the block will lead to water flow becomes smaller, lack of water flow central air conditioning host will protect the shutdown alarm. ????? 2, the water system piping all the water into a new tap water, from the pipeline at the lowest point of the sewage outfall in the pipeline of dirt; ????? 3, if it is cooling water pipe water flow alarm, it is recommended to cooling tower, tank / pool synchronized clean; ????? 4, do not open the central air conditioning unit, a single pump to start power supply, check the pump noise and operating current value is within a reasonable range, whether there is a clear exception, if the noise is obvious or pump jitter, you can adjust the pump outlet pipeline Opening degree ????? 5, check the water switch electrical circuit with or without abnormalities, check the central air conditioning unit system refrigerant abnormalities.

Q:Mobile data flow switch is turned on, the signal is also full grid, but QQ WeChat always show what is not connected?

If you are using the mobile network (that is, mobile phone card traffic) Internet: Make sure your phone card does not have arrears and the local network conditions are normal 1, the first need to open the cellular data, open the method: you can enter the settings - universal - network to open the cellular data 2, open the top of the screen after the need to display the Internet G or E icon, if not shown, you can turn the phone back on the machine 3, if you still can not access the Internet, it is recommended that you restore the factory settings to try: restore factory settings: enter the settings - General - restore factory settings - restore all settings on it, restore all settings will not lose data in the phone of. 4, if you try to operate the above can not access the Internet, it is recommended that you upgrade the phone and then use. You can upgrade via wifi online: Settings -> General -> System Upgrade -> Check for Updates Now, follow the prompts to download the upgrade package, click Verify and install, and the phone will reboot to automatically enter the upgrade mode. Function machine Try the following: Mobile phone can not generally have the following reasons: (1) mobile phone arrears; (2) mobile phone settings; (3) network problems; (4) SIM card problem. This is also due to the network signal is not covered to the cause, that is, blind. Or that there is a strong source of interference, the network signal is not like the phone signal, it is easy to be disturbed!

Q:Andrews flow switch where

1. Most Android mobile phone pull-down menu there is a flow switch, gray display is off, lit for the open state. 2. You can also click on the wireless and network settings, and then click on its directory under the mobile network, in the enabled data "√ is open, otherwise closed. 3. Now many mobile phone APP can create a flow switch on the desktop, the function is exactly the same.

Q:How to disable the flow switch with a mobile phone housekeeper

You can change the free settings by entering the housekeeper> Traffic Monitor> Settings> Traffic Package / Set Day> Package Limit

Q:How is the flow switch selected?

According to the existing pipe diameter selection, there are contact type and electromagnetic type

Q:Why the phone is always automatically connected to data traffic. Data switch shows no open, but the top of the icon shows attached to it, how is it?

Perhaps the phone reaction slow, my phone often so, haha

Q:Fire alarm in the high water tank in the flow switch how to connect the input and output module to start the fire pump Whether the need to use an input module, when the traffic is over to the input module after the signal, and then the alarm host to the input and output modules to start the fire pump, if not the idea that is Zeyang?

because they need to feedback the signal and directly start the pump, a group of straight line and a set of feedback lines, the feedback line is the alarm line, straight line directly to the pump control cabine

Q:Millet Note open the data flow switch, but can not access the Internet how to do

If you are using data traffic can not access the Internet, it is recommended that you first view is part of the software or all software can not access the Internet, such as some software can not access the Internet, please click on the network assistant or third-party security management software to see if the software is limited, if Is all the software can not access the Internet, it is recommended that you check the network access point settings are correct

Q:How the flow switch is connected to the pipe

The target flow switch is installed in a more plug-in type, that is, in the upper part of the horizontal pipe to open a hole, the use of threads or flanges and other fixed forms, the flow switch into the pipeline center;

Q:What are the flow switch applications?

The flow switch is based on the flow to instruct the system switch.