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Glossary of Terms
Metering Valve – Controls the ow of cooling and lubrication water to the stung box.
OSHA – Government agency tasked with maintaining a safe and healthy work environment.
PLC – Programmable logic controller located in the cab of the truck and displays digital information
on the waterblasting system.
Poly Chain Carbon Drive Belt - A high tensile strength belt designed for high horsepower industrial
applications. Used to drive the UHP pump and blower.
Potable Water – Clean water that is suitable for drinking.
Pressure Switch 1/2 – Controls the head rotation hydraulic coils. If the charge water pressure drops
below 30 psi the pressure switch will stop the heads from spinning.
Pressure switch 18/30 – Controls the OMSI 40K clutch. If the charge water pressure drops below
30 PSI, this pressure switch will disengage the clutch.
PSI – Pounds per square inch, a unit of pressure.
Restriction – Limit the amount of water or air that can pass through a given area.
Retaining hooks – Hooks on the inside of the debris tank used to hold the 100 micron debris bag.
RPM – Revolutions per minute. The revolutions of the engine crankshaft, pump or motor each minute.
Rupture Disc – Pressure relief device to protect equipment from over pressurization.
Shroud – The stainless steel circular component that protects the spray head from debris.
Shuto Cartridge – Component of the diverter valve that shuts o the ow of water.
Silencer – Mues the sound of the airow being pulled through the vacuum blower.
Sight Tube – Clear pipe on side of the clean water tank and debris tank that indicates the level of
the water.
Spray Bar – Rectangle stainless steel component that attaches to the thru-shaft and holds the nozzles.
Spray Bar Protector – Cover for the spray bar that shields the nozzles and spray bar from damage
caused by debris during blasting operations.
Stando Distance – Distance from the spray bar to the surface.
Stripe Hog – Ultra high pressure water blasting equipment manufactured by Hog Technologies to
remove paint and rubber from road surfaces.
Supply Valve – Located between the clean water tank and the charge pump that is used to control
the ow of water.
Swivel Nut – Locks the ultra-high pressure hose onto the thru-shaft.
Swivel Seal – Utilized to create the ultra-high pressure seal required for the ultra-high pressure
hose connection.
T-Handle Adjustment Rod – Used to manually adjust the castors and wheels on the hog head assembly.
T-Handle Pin Lock System – Used on the 5-axis hog arm as a safety feature to prevent the hog
arm from drifting downward while the truck is in Drive Mode.
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