D20x22 Series II Navigator HDD Machine Controls 20-31
ROD JOINT POSITION INDICATOR
GREASE BUTTON (OPTION)
The machine may be equipped with a greaser for lubricating drill rod threads. Press
Grease Button (1) on left joystick to release grease.
Position 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
When marker (1) is at left decal (2), rod joint is positioned between
rear and front vises. The power vises can clamp drill rods and loosen
lower joint.
Position 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
When marker (1) is at right decal (3), upper rod is retracted enough
to clear downhole rod. The upper rod joint can be loosened by
clamping rod with the rear vise and rotating the drive chuck
counterclockwise.