Repair manual HM 1000 / 1000 Marathon
®
Version 11/98
Contents
1
Contents
Chapter Title Version Page
1. General........................................................................................11/98............... 1
1.1 Explanation of the symbols in the repair manual .................................................. 2
2. Operational safety.......................................................................11/98............... 1
2.1 General................................................................................................................ 1
2.2 Accident prevention regulations............................................................................ 1
2.3 Tools, measuring and testing equipment............................................................... 2
2.4 Operating media/consumables.............................................................................. 2
3. Tools............................................................................................11/98............... 1
3.1 General tools........................................................................................................ 1
3.2 Toolbox 3............................................................................................................. 2
3.3 Special accessories.............................................................................................. 3
3.3.1 Accumulator filling device..................................................................................... 3
3.3.2 Power wrench....................................................................................................... 4
3.3.3 Heli-Coil tools....................................................................................................... 4
3.3.4 Fitting aid for percussion piston............................................................................ 5
3.3.5 Press-out aid for wear bushes............................................................................... 5
4. Dismantling the hydraulic hammer............................................11/98............... 1
4.1 Removing the working tool................................................................................... 1
4.2 Removing the percussion mechanism of the HM 1000 from the hammer box....... 2
4.3 Removing the high-pressure accumulator............................................................. 3
4.4 Removing the control slide valve.......................................................................... 4
4.5 Removing the AutoControl - valve........................................................................ 5
4.6 Removing the perforated disk............................................................................... 6
4.7 Removing the cylinder cover................................................................................ 6
4.8 Removing the percussion piston and sealing bush................................................ 8
4.9 Removing the cylinder.......................................................................................... 8
4.10 Removing the external-thread flange.................................................................... 9
4.11 Removing the DustProtector................................................................................. 10
4.12 Removing the locking pins for the retainer bars in the lower hammer part............ 11
4.13 Removing the plastic bushes................................................................................ 11
5. Checking the hammer box.........................................................11/98............... 1
5.1 Checking for cracks and indentations.................................................................... 1
5.2 Wear to the bottom plate...................................................................................... 1
5.3 Checking the elastic pad....................................................................................... 2
5.4 Checking the damping elements........................................................................... 2
5.5 Checking the guide plates and the dust collar....................................................... 3
5.5.1 Checking the guide plates..................................................................................... 3
5.5.2 Checking the upper guide..................................................................................... 4
5.5.3 Checking the dust collar....................................................................................... 4
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