WIRTGEN HAMM GRW 280, Operating Manual, Page: 6 / 218

Table of contents
6 2153734_02_BAL_GRW280_H195_en © HAMM AG 2011
3.11 Heating / ventilation / cooling...................................................................... 118
3.12 Stairs to maintenance point.........................................................................119
3.13 Opening and closing engine hood..............................................................121
3.14 *Thermal aprons............................................................................................ 123
3.15 *Tyre heating..................................................................................................124
3.15.01 General.............................................................................................................................. 124
3.15.02 Putting into operation / operation...................................................................................... 126
3.15.03 Taking out of service......................................................................................................... 129
3.15.04 Replacing liquid gas bottles.............................................................................................. 129
3.16 *Tyre filling system....................................................................................... 131
3.17 *Asphalt thermometer...................................................................................132
3.18 *Spare wheel retainer....................................................................................134
3.19 *Driving on public roads (StVZO)................................................................135
3.20 Adding / reducing ballast............................................................................. 136
3.20.01 Reducing and adding ballast.............................................................................................137
4 Maintenance......................................................................................................... 140
4.00 General maintenance instructions.............................................................. 140
4.00.01 Operation monitoring......................................................................................................... 140
4.00.02 Maintenance overview.......................................................................................................141
4.00.03 Running-in regulations.......................................................................................................144
4.00.04 Required maintenance parts............................................................................................. 145
4.00.05 Important information about maintenance works.............................................................. 146
4.00.06 Welding works on the machine.........................................................................................148
4.01 Chassis / safety features..............................................................................150
4.01.01 General.............................................................................................................................. 150
4.01.02 Checking the function of the parking brake...................................................................... 150
4.01.03 Checking the EMERGENCY STOP function.................................................................... 151
4.01.04 Lubricating hinges of stairs............................................................................................... 152
4.01.05 Lubricating hinges of the engine hood..............................................................................153
4.01.06 Lubricating hinges of battery compartment.......................................................................153
4.02 Control stand................................................................................................. 154
4.02.01 *Air conditioning.................................................................................................................154
4.02.02 Replacing fresh air filter of the operator's cabin............................................................... 155