MTM Hydro Vacuum Switch - 4.0 Hg swing-over-bed_8-75-inches 0 Auto start/stop (6-7

0 Auto start/stop (6-7

All CSA approved

Simple front wheel alignment

thread-forming

and value built into every reel

MTM Hydro Vacuum Switch - 4.0 Hg swing-over-bed_8-75-inches 0 Auto start/stop (6-7Description MTM Hydro's European Vacuum Switches are used in a variety of methods to turn other items in a pressure washing system on or off. Typically, this switch is used for burner control and is activated by a low pressure vacuum threshold near the pump inlet where this switch is mounted on a 'T' fitting. As you disengage your gun by releasing the trigger, the pressure suddenly spikes which puts your system in bypass and eliminates the low