Yanmar Lx410 Operator's Manual page 157

The problem is:
The engine is
consuming a lot of
fuel
The oil pressure is
low
The engine is
consuming a lot of
engine oil
17. TROUBLESHOOTING
The possible cause(s) are:
1. A problem in the fuel
2. A problem in the cooling
3. A problem in the lubrication
4. A problem in the engine mechanical
1. A problem in the lubrication
1. A problem in the lubrication
2. A problem in the engine mechanical
Remedy:
1. Fuel system
• Check whether the specification of
the fuel used is correct.
• use correct fuel specification
• Check whether the fuel system has a
leak.
• contact YOUR LOCAL YANMAR
TRACTOR DEALER
• Check whether the fuel injection
pump is out of timing.
• contact YOUR LOCAL YANMAR
TRACTOR DEALER
• Check whether the fuel nozzles are
faulty.
• contact YOUR LOCAL YANMAR
TRACTOR DEALER
2. Cooling system
• Check whether the air intake for
radiator is clogged.
• clean the air intake for radiator
3. Lubricant system
• Check whether the engine oil
viscosity is high.
• replace engine oil with the specified
viscosity
4. Engine mechanical system
• Check whether the valve clearance is
correct.
• contact YOUR LOCAL YANMAR
TRACTOR DEALER
1. Lubrication system
• Check whether the engine oil level is
low.
• add engine oil
• Check whether the engine oil
viscosity is high.
• replace engine oil with the specified
viscosity
1. Lubrication system
• Check whether there is/are oil leak/s.
• contact YOUR LOCAL YANMAR
TRACTOR DEALER
2. Engine mechanical system
• Check whether the valve clearance is
correct.
• contact YOUR LOCAL YANMAR
TRACTOR DEALER
17-6
Lx410/450/490 Operator's Manual