Liebherr LB 28 - Manual (Page 3)

LB 28 3
Adapter for extension of
drilling axis (51.2 inch)
Leader extension 44.1 inch
Leader top for Kelly rope
(for extended drilling
axis - 52.2 inch)
Kelly bar guide
Kelly winch 67,445 lbf
Counterweight
37,920 lbs Counterweight 33,950 lbs
Kelly winch 56,200 lbs
Short leader
"Low Head"
Special head for short leader
Concept and characteristics
LB 28 with optional equipment LB 28 Low Head
• Acoustic and optic warning
• Walkways on the uppercarriage
• Safety rails on top of the uppercarriage
• Rear and side view cameras etc.
Liebherr Kelly bars feature strongly overlapping elements
resulting in less wear.
Precise and robust Liebherr casings and drilling tools
provide excellent drilling performance.
The powerful Liebherr diesel engine is low in emission and
economical through SCR technology.
The Litronic control with assistance systems supports the
operator:
• Cruise Control for the drilling process
• Joystick control for all machine functions
• Automatic shake-off function for working tools
• Leader inclination memory etc.
Sophisticated solutions provide safe operation and main-
tenance of the machine.
• Cab design for optimum visibility