McLaughlin VX30 Series - Page 47

VX30/VX50 Gen3/ECO50 Vacuum Excavators Controls 20-13
(5) Vacuum Relief Valve
Valve controls the maxim
um amount of vacuum (negative pressure) in
the system. Valve opens when vacuum limit is reached in the spoil
tank.
(6)
Pressure Relief Valve
Valve controls the maximum amount of
positive pressure in the
system.
5
6