BG 25 / 2011 / 2254_BG25_en_0000498763_V01
3 TECHNICAL SPECIFICATIONS ............................................................................................ 3 - 1
3.1 DIMENSIONS ......................................................................................................................... 3 - 1
3.1.1 Kelly Equipment BK 25/394/4/56 ............................................................................................ 3 - 1
3.2.1 Kelly Equipment BK 25/394/4/40 ............................................................................................ 3 - 2
3.2 EQUIPMENT SPECIFICATIONS ........................................................................................... 3 - 3
3.3 ROTARY DRIVE SPECIFICATIONS ...................................................................................... 3 - 5
3.3.1 Rotary Drive, constant ............................................................................................................ 3 - 5
3.4 DRILLING SPECIFICATIONS ................................................................................................ 3 - 6
3.4.1 Kelly equipment ...................................................................................................................... 3 - 6
3.5 ROPE SPECIFICATIONS ...................................................................................................... 3 - 7
3.5.1 Main Rope .............................................................................................................................. 3 - 7
3.5.2 Auxiliary Rope ......................................................................................................................... 3 - 8
3.5.3 Crowd Ropes .......................................................................................................................... 3 - 9
3.6 NOISE EMISSION ................................................................................................................ 3 - 10
3.7 TEMPERATURE CONDITIONS ........................................................................................... 3 - 10
3.8 EXPOSURE TO VIBRATION ............................................................................................... 3 - 11
3.9 EXHAUST GAS EMISSION ................................................................................................. 3 - 11
4 CONTROLS AND INDICATORS ........................................................................................... 4 - 1
4.1 CAB ........................................................................................................................................ 4 - 1
4.2 BASE MACHINE CONTROL CONSOLE ............................................................................... 4 - 2
4.3 CONTROL PANEL ................................................................................................................. 4 - 3
4.4 MONITOR UNIT ..................................................................................................................... 4 - 4
5 OPERATION .......................................................................................................................... 5 - 1
5.1 TRAVEL .................................................................................................................................. 5 - 1
5.1.1 To Travel and Steer ................................................................................................................ 5 - 1
5.2 UPPERCARRIAGE SWING ................................................................................................... 5 - 2
5.2.1 Swing Brake............................................................................................................................ 5 - 2
5.2.2 Swing Control ......................................................................................................................... 5 - 3
5.3 MAST REPOSITIONING ........................................................................................................ 5 - 4
5.3.1 Mast Auto Reset to Vertical .................................................................................................... 5 - 5
5.3.2 Mast Repositioning by Manual Control ................................................................................... 5 - 6
5.3.2.1 To Adjust the Mast Inclination ................................................................................................ 5 - 6
5.3.2.2 To Adjust the Drill Distance .................................................................................................... 5 - 8
5.4 MAST PROP CONTROL * ..................................................................................................... 5 - 9
5.5 TRAVELLING WITH THE RIG ............................................................................................. 5 - 10
5.5.1 Travelling over Level Ground................................................................................................ 5 - 10
5.5.2 Travelling Up and Down Slopes ........................................................................................... 5 - 11
5.5.2.1 With Raised Mast without Drilling Equipment ....................................................................... 5 - 11
5.6 ROTARY DRIVE CONTROL ................................................................................................ 5 - 12
5.6.1 Kelly Application (Rotary Drive, constant)............................................................................. 5 - 12
5.7 WINCH CONTROL ............................................................................................................... 5 - 14
5.7.1 Lifting / Lowering ................................................................................................................... 5 - 14
5.7.2 To Operate with Freewheel .................................................................................................. 5 - 16
5.8 DEPTH MEASURING CONTROL ........................................................................................ 5 - 17
5.8.1 To Reset the Depth Measuring ............................................................................................. 5 - 17
5.9 CROWD CONTROL ............................................................................................................. 5 - 18