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Multitec 4000 The Multitec 4000 is the latest addition to Dando’s line of high performance multipurpose top-drive rotary rigs and is the smallest in the range so far. With a pullback of 4,000kgf, the rig is designed to be ultra-compact, lightweight, easily transportable, and capable of a wide range of drilling techniques for the water, mineral, geotechnical and geothermal sectors.

Multitec 4000

4 speed rotary head mounted to a hydraulic side shift Optional Dando 3D system designed for taking soft with optional floating spindle. 50mm - 220mm double ground undisturbed samples while advancing the breakout clamps. casing at the same time.

Umbilical tracking via pilot control ensures safe Equipped with a silent pack diesel engine ranging operation distance while the rig is in transit. Radio from 50 to 110hp. remote tracking is also an option.


Compact, lightweight crawler mounted design ideal for maneuvering through tight areas of difficult access. The rig is also available with an optional expanding track system allowing the tracks to extend to 2m wide.

Capable of drilling at 45° to 93° angles

Fits inside a standard shipping container for easy transportation.

Uncomplicated and user friendly control panel with ergonomic layout.

Optional folding mast extension.

Options Floating sub Toolboxes Folding mast extension Auxiliary quick connect circuit Safety cage Rig lighting Automatic SPT hammer Dando Duplex Drive (3D) System Progressive cavity mud pump Coring pump Hydraulic drifter RC conversion Double clamps Triple clamps Mast foot casing jack

Wireline winch 2 tonne main winch 3.8 tonne winch Radio remote Expanding tracks Sonic head Hammer oiler Rod handler CPT mast Diverter Top hammer head Trailer mounting Truck mounting (various trucks) Various engine options

Multitec 4000 Specification Chassis Fabrication

Steel box section construction for the main chassis designed to ensure lowest weight possible while maintaining high strength 4 hydraulic levelling jacks fitted, operating on a three point system with automatic check valves Rig Safety 3 emergency stop buttons Optional safety gate with interlock Hydraulic system protection via relief valves Track System 250mm (9.8 inch) wide rubber tracks mounted on a ridged steel chassis (optional hydraulically expanding tracks) Rig width: 1400mm Current track clearance max: 400mm Tracking Umbilical tracking via pilot control to ensure safe operating distance while the rig is in Controls transit Radio remote tracking with manual backup is available as an option Power Pack Powered by a silent pack diesel engine. Various power ratings are available from 50hp to 110hp depending on application and country of operation 60L diesel tank Mast Steel box section construction with a pullback capacity of 4000kgf. A hydraulic cylinder operates a reeved chain hoist system mounted on a tilting frame to drill in the vertical position with mast dump Capable of drilling at 45° to 93° angles 1000mm (39 inch) mast dump to place mast foot on the ground while drilling vertically or at angles Working stroke: 2.6m (8.5ft) as standard. 3.6m (11.8ft) and 2.2m (7.2ft) strokes are available as options Breakout Double breakout clamps with adjustable rod guides, 50mm – 240mm Device Guide table with hydraulic breakout ram Winch 250m wireline winch using 3 1/16” wireline 1340kg tooling winch. Other options available Rotary Head Four speed top-drive rotary head with 1.25 inch water/air swivel. Various speeds and torques available up to 1000rpm speed to 6500Nm torque Side shift with 3 index positions Optional heavy duty floating sub available Optional RC kit and sonic drill head available Hydraulic Load sensing, variable piston pump and single gear pump driven direct from the deck System/ Control engine and controlled by manual spool valves. Cooling is provided by a single electric fan Panel oil cooler Hydraulic tank capacity: 200L System pressure: approx. 200 bar Standard auxiliary hydraulic quick connect circuit for mud mixer or external pump Coring Pump Coring pump capable of 103lpm (27.2 us/gpm) at up to 30bar (432psi.) Other options available Mud Pump Various options available

*Standard dimensions in mm

Multitec 4000 spec sheet new colours  
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