WIRTGEN HAMM GRW 280, Operating Manual, Page: 142 / 218

Maintenance
General maintenance instructions
142 2153734_02_BAL_GRW280_H195_en © HAMM AG 2011
Every 250 operating hours
Checking the scrapers
see page 172 sqq.
Checking filling level of (driving) gear oil see page 172 sqq.
Checking filling level brake oil see page 172 sqq.
Lubricating the steering cylinder bolt
Lubricating the bearing of steering tie rod
see page 182 sqq.
Lubricating hinges
Steps, battery case, engine hood
see page 150 sqq.
Checking the radiator see page 157 sqq.
Every 500 operating hours
Replacing fresh air filter of the operator's
cabin
see page 154 sqq.
Replacing filter insert of pressure filter for
hydraulic system
see page 169 sqq.
Checking V-belt tension
Changing engine oil
Exchanging lubrication oil filter of diesel
engine
Replacing filter cartridge for the fuel filter
Cleaning / replacing filter insert of the dirt
and water separator
see page 157 sqq.
Changing the filter cartridge for the fuel
pre-filter
see page 157 sqq.
Every 1000 operating hours
Exchanging (driving) gear oil
see page 172 sqq.
Steering unit - Checking screw connections
for tightness
see page 182 sqq.
Checking the brake covering and disks