25
3
．
Check the coolant level, add some coolant if necessary.
4
．
Check if there is air in the fuel pipe. De-aerate fuel if there is air in the fuel pipe.
5
．
Check if electrical system works properly.
6
．
Check the tension of the driving belt. The tension should be moderate as required.
7
．
Perform every kinds of technical maintenance as required.
Starting the diesel engine
The engine cannot start unless the preparations have been completed and confirmed
to comply with requirements.
5
．
Procedures of starting the diesel engine
Switch on the start switch or press the button of start. After the engine starts, switch
it off.
6
．
Check following items after start
(1) Check the oil pressure. It should not be lower than 0.1MPa
(2) Check whether the water pump operates properly and whether the coolant runs
into water jacket of the diesel engine
(3) Check the leakage of oil, fuel, and oil. And if there is leakage, shoot the trouble
(4) Check if there are abnormal noises
Attention:
1
．
Do not crank the engine for more than 10 seconds at a time. And if the engine fails to
run after the cranking, the cranking should not be repeated within at least one
minute. If the engine fails after cranking for three times successively, troubleshoot
and crank again.
2
．
Switch off start switch immediately after starting the engine. If not, diesel engine,
through the flywheel gear, will drive the starter rotating at a very high speed and the
starter will burn.
3
．
After the start, engine should not speed up abruptly.
4
．
When the engine must be cold-started and it has no oil and water temperature
stabilizers, the engine should not run at a high speed immediately. In this case, the
