- 0.1 to 37.0 inch pounds
Use these on Air Boxes and low vacuum lines; Never use
on Brake Booster Line.
This vacuum switch plays a big role in the safety operation of the HHO
generator. It controls the On/Off function of the generator by sensing the
presence of vacuum while the engine is running. The switch is so sensitive,
ones breath is capable of operating it.
There are two chambers inside the switch. They are separated by a
diaphragm. Movement of the diaphragm operates the switch function.
Each chamber has a port to allow air in or out. If you "blow" air into a
chamber, it pushes the diaphragm. If you "suck" air out of the chamber, it
pulls the diaphragm.
The diaphragm is connected to the "Common" switch terminal. Moving it one
direction makes a connection with the Normally Open contact of the switch.
Moving it in the opposite direction connects it to the Normally Closed
You can purchase directly from "LVD Electronics" at:
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