Vermeer McLaughlin V25, Operator And Maintenance Manual

Page: 175 / 182

V25/VX30G/VSK25/VSK30G Vacuum Excavators Specifications 130-7
Variables Affecting Water Volume
The following factors will affect the volume of water required for excavation:
• Material type
• Material purity
• Compaction
• Water content
• PSI of water wand
• GPM of water flow
• CFM of vacuum
• IN/HG of vacuum
• Individual operator
Antifreeze Dilution Chart
• Freeze point is the temperature at which ice crystals begin to form.
• Burst point is the temperature at which the fluid will freeze solid and start to expand.
Dilution Freeze Point Burst Point
50% H
2
0 & 50% Freeze Guard 10°F (-12°C) -50°F (-46°C)
60% H
2
0 & 40% Freeze Guard 15°F (-9°C) 0°F (-17°C)
75% H
2
0 & 25% Freeze Guard 21°F (-6°C) 15°F (-9°C)