Description
Epiroc PowerROC T25DC and PR T25E Operation and Maintenance Manual
Epiroc PowerROC T25DC and PR T25E Index:
1 Safety ……………………………………………………………………………………………………………………………..1
1.1 Reference ……………………………………………………………………………………………………………….. 1
2 General …………………………………………………………………………………………………………………………..3
2.1 Foreword ………………………………………………………………………………………………………………… 3
2.2 Application ………………………………………………………………………………………………………………. 3
2.3 Principle components ………………………………………………………………………………………………. 4
2.4 General system description ……………………………………………………………………………………… 5
2.4.1 Wagon frame with track frames …………………………………………………………………………. 5
2.4.2 Power pack ………………………………………………………………………………………………………. 5
2.4.3 Boom system …………………………………………………………………………………………………… 6
2.4.4 Dust collector ……………………………………………………………………………………………………. 6
2.4.5 Electrical system ………………………………………………………………………………………………. 6
2.4.6 Hydraulic system ………………………………………………………………………………………………. 6
2.4.7 Air system ………………………………………………………………………………………………………… 7
3 Technical data …………………………………………………………………………………………………………………9
3.1 Specification ……………………………………………………………………………………………………………. 9
3.2 Dimensions …………………………………………………………………………………………………………… 13
3.2.1 Transport dimension ……………………………………………………………………………………….. 13
3.2.2 Coverage area ……………………………………………………………………………………………….. 17
3.2.3 Feeder incline angles ………………………………………………………………………………………. 21
4 Daily checking ……………………………………………………………………………………………………………… 23
4.1 Foreword ………………………………………………………………………………………………………………. 23
4.2 Special safety inspection ………………………………………………………………………………………… 23
4.2.1 Safety …………………………………………………………………………………………………………….. 23
4.2.2 Check points …………………………………………………………………………………………………… 24
4.3 Before starting ……………………………………………………………………………………………………….. 25
4.3.1 Safety …………………………………………………………………………………………………………….. 25
4.3.2 Drill rig ……………………………………………………………………………………………………………. 25
4.3.3 Checks …………………………………………………………………………………………………………… 26
4.4 Functionality test after starting ………………………………………………………………………………… 27
4.4.1 Checks …………………………………………………………………………………………………………… 27
4.5 Function test while drilling……………………………………………………………………………………….. 27
4.5.1 RHS ……………………………………………………………………………………………………………….. 27
4.5.2 Rock drill ………………………………………………………………………………………………………… 28
4.5.3 DCT ……………………………………………………………………………………………………………….. 28
4.5.4 Oil cooler ………………………………………………………………………………………………………… 28
4.6 Preservation and storage ……………………………………………………………………………………….. 28
5 Controls ……………………………………………………………………………………………………………………….. 29
5.1 General …………………………………………………………………………………………………………………. 29
5.2 Symbol identification ………………………………………………………………………………………………. 29
5.3 Cab ……………………………………………………………………………………………………………………….. 34
5.3.1 Pressure gauge panel ……………………………………………………………………………………… 35
5.3.2 Engine control panel ………………………………………………………………………………………… 39
5.3.3 Drill control lever ……………………………………………………………………………………………… 40
5.3.4 Drill control panel …………………………………………………………………………………………….. 41
5.3.5 RHS control panel …………………………………………………………………………………………… 42
5.3.6 RHS control panel (Semi-Auto control) ……………………………………………………………… 43
5.3.7 RHS Semi-Auto mode control system flow ……………………………………………………….. 48
5.3.8 Operation of RHS control lever in Semi-Auto mode …………………………………………… 49
5.3.9 Positioning levers …………………………………………………………………………………………….. 53
5.3.10 Oscillation and tramming control panel……………………………………………………………… 54
5.3.11 Control panel …………………………………………………………………………………………………… 55
5.3.12 Electrical panel ………………………………………………………………………………………………… 56
5.3.13 Radio/Media receiver (Option) …………………………………………………………………………. 58
5.4 Operation panel (PowerROC T25E) ……………………………………………………………………….. 58
5.4.1 Drill control and pressure gauges panel ……………………………………………………………. 59
5.4.2 RHS control panel …………………………………………………………………………………………… 62
5.4.3 Tramming control panel …………………………………………………………………………………… 63
5.4.4 Positioning control panel ………………………………………………………………………………….. 64
5.4.5 Engine control panel ………………………………………………………………………………………… 65
5.5 Gradient meter ………………………………………………………………………………………………………. 67
5.6 Emergency hammer ………………………………………………………………………………………………. 67
5.7 Fire extinguisher …………………………………………………………………………………………………….. 68
5.8 Other controls ………………………………………………………………………………………………………… 69
5.8.1 Electric cabinet ………………………………………………………………………………………………… 69
5.8.2 Test connections for the hydraulic circuits …………………………………………………………. 77
6 Operating …………………………………………………………………………………………………………………….. 79
6.1 Starting the diesel engine ……………………………………………………………………………………….. 79
6.2 Stopping the diesel engine ……………………………………………………………………………………… 81
6.3 Repositioning …………………………………………………………………………………………………………. 81
6.3.1 Operation ……………………………………………………………………………………………………….. 81
6.3.2 Description of use ……………………………………………………………………………………………. 82
6.4 Checking after tramming ………………………………………………………………………………………… 84
6.5 Tramming – General principles ………………………………………………………………………………… 85
6.5.1 Maximum permitted angles of inclination during tramming …………………………………. 85
6.6 Precautions for use in cold weather …………………………………………………………………………. 89
7 Before drilling ……………………………………………………………………………………………………………….. 91
7.1 Safety ……………………………………………………………………………………………………………………. 91
7.2 Loading the pipe carousel ………………………………………………………………………………………. 91
7.3 Setting up for drilling ………………………………………………………………………………………………. 93
8 Drilling …………………………………………………………………………………………………………………………. 95
8.1 Start of drilling ………………………………………………………………………………………………………… 95
8.2 Checks during drilling …………………………………………………………………………………………….. 96
8.3 Jointing drill pipes …………………………………………………………………………………………………… 97
8.4 Retracting drill string ………………………………………………………………………………………………. 98
8.5 Changing drill bit ………………………………………………………………………………………………….. 100
8.6 Action in case of drilling problems …………………………………………………………………………. 101
8.6.1 Drilling problems……………………………………………………………………………………………. 101
8.6.2 High coupling sleeve temperature ………………………………………………………………….. 101
8.6.3 Difficulties in loosening the coupling sleeve …………………………………………………….. 102
8.6.4 Hole deflection ………………………………………………………………………………………………. 102
8.6.5 Drilling through overburden ……………………………………………………………………………. 102
8.6.6 Drilling with water in the hole ………………………………………………………………………….. 102
8.6.7 Water mist system operation (Option) …………………………………………………………….. 103
1 Safety ……………………………………………………………………………………………………………………………..1
1.1 Reference ……………………………………………………………………………………………………………….. 1
2 General …………………………………………………………………………………………………………………………..3
2.1 General …………………………………………………………………………………………………………………… 3
2.1.1 Safety ………………………………………………………………………………………………………………. 3
2.1.2 Target group and objective ………………………………………………………………………………… 3
2.1.3 Signs for outsourced components ……………………………………………………………………… 4
2.1.4 Dismantling and assembly ………………………………………………………………………………… 4
2.1.5 Long-term storage …………………………………………………………………………………………….. 5
2.1.6 Scrapping …………………………………………………………………………………………………………. 5
2.1.7 Tightening torque in bolted joints ………………………………………………………………………… 6
2.1.8 Work on painted surfaces………………………………………………………………………………….. 7
2.1.9 Welding ……………………………………………………………………………………………………………. 7
2.1.10 Fault finding ……………………………………………………………………………………………………… 9
2.2 Battery ………………………………………………………………………………………………………………….. 10
2.2.1 Environmental considerations regarding batteries …………………………………………….. 10
2.2.2 Charging the battery………………………………………………………………………………………… 10
2.2.3 Starting with an auxiliary battery ……………………………………………………………………….. 13
2.3 Tensioning the crawler tracks ………………………………………………………………………………….. 14
2.4 Air conditioning………………………………………………………………………………………………………. 15
2.4.1 Safety …………………………………………………………………………………………………………….. 15
2.4.2 Environmental issues when handling refrigerant ……………………………………………….. 15
2.4.3 Changing air filter ……………………………………………………………………………………………. 16
2.4.4 Fault finding ……………………………………………………………………………………………………. 16
3 Transport instructions ……………………………………………………………………………………………………. 19
3.1 Hoisting …………………………………………………………………………………………………………………. 19
3.2 Transport ………………………………………………………………………………………………………………. 21
3.2.1 Before loading the drill rig onto the transport vehicle ………………………………………….. 21
3.2.2 Once the drill rig is loaded onto the transport vehicle …………………………………………. 22
3.3 Towing…………………………………………………………………………………………………………………… 22
4 Drill system ………………………………………………………………………………………………………………….. 25
4.1 Adjusting percussion pressure ………………………………………………………………………………… 25
4.1.1 Low percussion pressure ………………………………………………………………………………… 26
4.1.2 High percussion pressure ………………………………………………………………………………… 26
4.2 Adjusting drill feed pressure ……………………………………………………………………………………. 26
4.2.1 General ………………………………………………………………………………………………………….. 26
4.3 Adjusting drill feed speed ……………………………………………………………………………………….. 28
4.4 Adjusting rotation speed …………………………………………………………………………………………. 28
4.4.1 General …………………………………………………………………………………………………………… 28
4.4.2 Setting rotation speed ……………………………………………………………………………………… 30
4.5 ASV system …………………………………………………………………………………………………………… 30
4.5.1 General …………………………………………………………………………………………………………… 30
4.5.2 Adjusting ASV system……………………………………………………………………………………… 32
4.6 Air pressure regulator adjustment ……………………………………………………………………………. 34
4.6.1 Setting flow rate of lubrication oil to the rock drill ………………………………………………… 35
4.6.2 Setting lubrication pressure to the rock drill ……………………………………………………….. 36
4.6.3 Rock Drill Lubricating Oil Discharge ………………………………………………………………….. 36
5 Hydraulic systems ………………………………………………………………………………………………………… 37
5.1 Environmental considerations when handling oil ………………………………………………………. 37
5.2 General …………………………………………………………………………………………………………………. 37
5.3 Repairing hydraulic components …………………………………………………………………………….. 39
5.4 Replacement of hydraulic hoses ……………………………………………………………………………… 39
5.5 Hydraulic workshops ………………………………………………………………………………………………. 39
5.6 Filter………………………………………………………………………………………………………………………. 40
5.6.1 Return oil filter …………………………………………………………………………………………………. 40
5.6.2 Suction strainer ……………………………………………………………………………………………….. 41
5.6.3 Condensation in the hydraulic oil tank ………………………………………………………………. 42
5.6.4 Filling hydraulic oil manually …………………………………………………………………………….. 43
6 Feeder …………………………………………………………………………………………………………………………. 45
6.1 Assembling the rock drill …………………………………………………………………………………………. 45
6.1.1 Preparation …………………………………………………………………………………………………….. 45
6.1.2 Assembly ……………………………………………………………………………………………………….. 45
6.1.3 Check after 50 engine hours ……………………………………………………………………………. 46
6.2 Chain feed tension …………………………………………………………………………………………………. 46
6.2.1 Locations ………………………………………………………………………………………………………… 46
6.2.2 Adjusting the cradle and hose reel on the feed beam ………………………………………… 47
6.2.3 Replacing the upper and lower plastic liner ……………………………………………………….. 48
6.2.4 Position of the cradle and hose reel on the feed beam ………………………………………. 48
6.3 Feed motor ……………………………………………………………………………………………………………. 49
7 Dust collector (DCT) ……………………………………………………………………………………………………… 51
7.1 Dust collector …………………………………………………………………………………………………………. 51
7.2 Setting the dust collector …………………………………………………………………………………………. 53
7.2.1 Preset times ……………………………………………………………………………………………………. 53
7.3 Changing dust collector filter …………………………………………………………………………………… 53
8 Radiator ……………………………………………………………………………………………………………………….. 55
8.1 Environmental issues when handling coolant …………………………………………………………… 55
8.2 Coolant ………………………………………………………………………………………………………………….. 55
8.2.1 Draining the coolant ………………………………………………………………………………………… 57
9 Diesel engine ……………………………………………………………………………………………………………….. 59
9.1 Safety ……………………………………………………………………………………………………………………. 59
9.2 Environmental issues when handling oil ………………………………………………………………….. 59
9.3 Oil for the diesel motor ……………………………………………………………………………………………. 60
9.4 Filter ……………………………………………………………………………………………………………………… 60
9.5 Draining the engine oil ……………………………………………………………………………………………. 61
9.6 Maintenance of components ………………………………………………………………………………….. 61
9.6.1 Air filter, service intervals ………………………………………………………………………………….. 61
9.6.2 Cleaning or changing air filter …………………………………………………………………………… 62
9.6.3 Cleaning the main cartridge……………………………………………………………………………… 63
9.6.4 Checking air filter indicator ……………………………………………………………………………….. 64
9.6.5 Fuel system ……………………………………………………………………………………………………. 64
9.6.6 Environmental issues when handling fuel …………………………………………………………. 66
9.6.7 Draining the fuel tank ………………………………………………………………………………………. 67
9.6.8 Filling fuel ……………………………………………………………………………………………………….. 68
9.6.9 Belts ………………………………………………………………………………………………………………. 69
9.6.10 Inspection and cleaning of Alternator………………………………………………………………… 72
10 Compressor and air system ………………………………………………………………………………………….. 73
10.1 Safety ………………………………………………………………………………………………………………… 73
10.2 Compressor description ……………………………………………………………………………………… 73
10.2.1 Draining the condensate in the pressure tank …………………………………………………… 74
10.3 Filter ………………………………………………………………………………………………………………….. 75
10.3.1 Changing oil filter …………………………………………………………………………………………….. 75
10.3.2 Changing separator element……………………………………………………………………………. 75
10.3.3 Clean scavenger line on tank …………………………………………………………………………… 77
10.3.4 Setting flow rate of Anti-freeze component (option) ……………………………………………. 78
11 Recommended oils and lubricants ………………………………………………………………………………… 79
11.1 Hydraulic oil ……………………………………………………………………………………………………….. 79
11.2 Lubricating rock drill oil ………………………………………………………………………………………… 79
11.3 Grease ………………………………………………………………………………………………………………. 80
11.4 Traction gears, carrier rollers ……………………………………………………………………………….. 81
11.5 Oil recommendations for a single-stage compressor …………………………………………….. 81
11.6 Diesel fuel ………………………………………………………………………………………………………….. 82
11.7 Engine oil …………………………………………………………………………………………………………… 82
11.8 Coolant ……………………………………………………………………………………………………………… 82
