WIRTGEN HAMM GRW 280, Operating Manual, Page: 141 / 218

Maintenance
General maintenance instructions
© HAMM AG 2011 2153734_02_BAL_GRW280_H195_en 141
Brake oil The filling level of the brake oil in the storage tank is electrically
supervised.
If the pilot light [239] flashes:
1. Park the machine out of the danger zone.
2. Switch off diesel engine and remove ignition key.
3. Check filling level of the brake oil in storage tank (
see page 176 ).
4. Rectify the cause immediately.
If the pilot light [239] keeps flashing although a sufficient amount
of brake fluid is available in the storage tank, it is necessary to
check the storage manifold pressure.
818-01
Coolant of diesel engine The coolant level in the diesel engine's cooling system is monitored
electrically. If the pilot light [206] flashes, the coolant level in the cooling
system must be checked.
815-07
4.00.02 Maintenance overview
Engine maintenance: see Operating manual for engine ( )!
Every 10 operating hours
Checking the function of the parking brake
see page 150 sqq.
Checking the EMERGENCY STOP
function when machine at standstill
see page 150 sqq.
Checking filling level hydraulic oil see page 169 sqq.
Cleaning the spay nozzles see page 185 sqq.
Checking the air pressure in the tyres see page 172 sqq.
Checking filling level motor oil
Checking coolant level see page 157 sqq.
Checking and cleaning air filter / dust valve see page 157 sqq.
Cleaning the filter for sprinkling see page 185 sqq.
Draining water separator see page 157 sqq.