Water flow alarm

Shell and tube evaporator has a water flow switch, check whether the water flow switch is faulty

1. The normally closed state is shown in the following figure. If it is normally closed, act step 3;

2. Normally open state is the following figure, if it is normally open state, there is an alarm, that is, there is a problem with the line; if this is open, and still alarm that means the wiring has problem.

3. If it is normally closed, loosen the screws, counterclockwise is to become loose; Clockwise twist is tight, the water can be opened; If it is closed status, screw it loosely, to make sure small flow can make the switch open. Do as in photo

Post time: Oct-27-2023
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