D7x11 Series II Navigator Directional Drill Overview 30-33
Use Front Vise Clamp Button (1) to clamp lower drill rod at the joint and turn drilling fluid OFF.
Use Front Vise Release Button (2) to OPEN front vise.
Use Rear Rod Vise/Rotation Button (3) to clamp, release, or rotate upper drill rod. Rotate rear rod
vise to break joint between the upper rod and downhole rod.
Power Vise Use When Adding Rods to Drill String
Refer to “Drill Rods - Add to Drill String,” page 30-29.
Power Vise Use When Removing Rods from Drill String
Refer to “Drill Rods - Remove from Drill String,” page 30-31.
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