11 Troubleshooting
11.1 Safety problems
The SOS (Sitting on Seat) system checks whether the system functions are correctly configured for the machine to start.
If this is not the case, a text message will appear on the display. The following text messages may appear:
Message Cause
Activate parking brake to start The parking brake is not applied.
Turn off mow switch to start The mowing switch is in the mowing position.
Turn off backlap switch to start The mowing switch is in the backlapping position.
Turn off towing to start The ball valve is in the towing position.
NOTICE Contact your Roberine dealer if there is a different problem.
11.2 Engine problems
Problem Possible cause Solution
The engine performs badly. There is dirt in the fuel system or the
fuel is old.
Change the fuel for new, stabilised
fuel. Purchase the new fuel from a
different fuel supplier before deciding
whether there is something wrong
with the machine. Suppliers mix their
fuels in different ways and fuel from a
different fuel supplier usually solves
performance problems.
The seat switch is faulty. Contact your Roberine dealer.
The foot pedals are not in the neutral
position.
Place the foot pedals in the neutral
position.
The mowing switch is not in the
neutral position
Put the mowing switch in neutral.
The parking brake is in the OFF
position.
Put the parking brake in the ON
position.
The battery charge is too low Charge the battery.
The battery is sulphated or worn. Replace the battery.
The battery cables are loose or
corroded.
Clean and tighten the battery clamps.
A fuse has blown. Replace the fuse. See Replacing
fuses and relays on page 63
The fuel level is too low. Refill the fuel tank.
The fuel filter is blocked. Replace the fuel filter.
The wrong type of fuel is used. Replace the fuel.
The electrical connections are dirty. Check and clean the connectors.
The tank bleed opening is blocked. Clean the air breather.
The oil level is too high. Drain the excess oil.
The engine does not start.
The injectors are faulty. Test the injectors.
Troubleshooting 71
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