4.3 Air supply (pneumatic pump units).............................................................................................23
4.4 Explosion protection (pneumatic pump units)............................................................................23
5 Reaction arms........................................................................................24
5.1 Reaction pad..............................................................................................................................24
5.2 Alco reaction arm.......................................................................................................................24
5.3 Interconnect reaction arm.......................................................................................................... 25
5.4 Holding plate..............................................................................................................................25
6 Operation............................................................................................... 26
6.1 Inspections before use...............................................................................................................26
6.2 Remote control...........................................................................................................................26
6.2.1 Electric pump unit............................................................................................................26
6.2.2 Pneumatic pump unit...................................................................................................... 27
6.3 Disengagement button for reaction pawl................................................................................... 27
6.4 Torque........................................................................................................................................28
6.4.1 Pressure/torque chart......................................................................................................28
6.4.2 Setting the torque............................................................................................................28
6.5 Replacing the ratchet link...........................................................................................................29
6.6 Determining the direction of rotation..........................................................................................30
6.7 Tightening and loosening a bolted flange connection................................................................30
6.7.1 Tightening a bolted flange connection............................................................................ 31
6.7.2 Loosening a bolted flange connection.............................................................................31
6.8 Automatic shut-off system..........................................................................................................32
6.9 Thermal protection.....................................................................................................................32
7 Maintenance.......................................................................................... 33
7.1 Preventive maintenance............................................................................................................ 33
7.2 Maintenance by HYTORC......................................................................................................... 33
8 Storage.................................................................................................. 34
8.1 Storing the cables...................................................................................................................... 34
9 Troubleshooting..................................................................................... 35
9.1 Tools.......................................................................................................................................... 35
9.2 Pump units.................................................................................................................................36
9.2.1 General........................................................................................................................... 36
9.2.2 Electric pump units..........................................................................................................36
9.2.3 Pneumatic pump units.....................................................................................................37
10 Technical data........................................................................................38
10.1 Stealth 2.....................................................................................................................................38
10.2 Stealth 4.....................................................................................................................................38
10.3 Stealth 8.....................................................................................................................................39
10.4 Stealth 14...................................................................................................................................39
10.5 Stealth 22...................................................................................................................................39
10.6 Stealth 36...................................................................................................................................39
10.7 Swivel rotation............................................................................................................................40
10.8 Physical conditions.................................................................................................................... 40
10.9 Maximum torque values (stacking nutheads and male hex drives)........................................... 40
Contents
4 - -