Technical data

OPERATION&MAINTENANCE MANUAL
21
9, Check the joints of the electric circuits of the electric equipment are firm or not,
and the lead contact is good or not. If there is burning mark found, clean it
immediately.
10. After 1000 hours of working accumulatively, add the following work:
(1) Generally inspect the parts of the diesel engine, and carry out necessary
repair and adjustment.
(2) Dismantle the generator and the motor to clean the old butter on the
bearing and replace new butter, meanwhile check the gears on the driving motor.
11. After 1500 hours of working accumulatively, add the following work:
(1) Dismantle the cylinder cover; check other parts between air valve and air
valve stand and cylinder cover set.
(2) Remove the deposited carbon on such parts as cylinder lid, cylinder cover,
piston and piston ring, and clean thoroughly.
(3) Check and measure the abrasion of piston and piston ring.
(4) Check and measure the abrasion of internal holes of cylinder cover.
(5) Check and measure the abrasion of crank necks.
(6) Check and measure the abrasion of main shafting and connection rod
shaft.
(7) Clean the oil tunnels inside the engine and change oil.
4、preservation and storage of engine
When the diesel engine is to be stopped for a long time, the following methods
can be taken for sealing and preservation.
1. After stopping the engine, discharge oil, coolant and fuel thoroughly when
they are hot. Clean the oil sump and the filter.
2, Clean the dust and oil on the surface. Apply anti-rust oil onto the parts that
without paint. No oil shall be supplied onto rubber and plastic products.
3, Heat the filtered oil to 110~120
°C, until foams disappear totally. Then fill the
dehydrated oil to the oil sump until it reaches the upper scale of the oil gauge and turn the crank
to make the whole lubrication system full of oil.
4, Add some dehydrated oil to the cylinder from the oil injector installation hole
on the cylinder lid and then turn the crank to make the oil adhere onto piston,piston