As with the GS1000, the GS500 utilizes a piston-type grout pump capable of providing operating pressures up to 1000 psi. Pump displacement is 13 cubic inches and flow rates of 0.9 to 2.3 gpm are possible. 9.5 gallon grout hopper. Lightweight, 65 lbs (30 kg), easy to transport, but requires power supply from vehicle. Includes 20 ft. (6 m) of supply and return hydraulic hose. On/Off and Speed Controls on direct push machine control panels (for certain models). Toggle switches control positioning of solenoid valves in a valve block and allow grout pump cycling in both a manual and automatic mode.

GS500 Grout Machine Features:

• Grout any probe hole.
• Powered by a hydraulic priority valve and hydraulic conversion package mounted to a vehicle.
• Uses a piston-type grout pump capable of operating pressures up to 1000 psi.
• Machine weight is only 65 lbs (30 kg).
• Small and easy to transport but requires power supply from vehicle.
• On/Off/Speed controls on probe unit.
• Includes 20 ft. of supply and return hydraulic hose.
• Grout pump cycling possible in manual or automatic mode.
• Adaptable for use with multiple Geoprobe® units.
• No additional engine noise.
• No gas engine to maintain.

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