Xinchai 490B Series Manual

Thanks for your choice of our diesel engine. We would like to provide an
excellent service for you and ask you to pay attention to the following items:
Please read manual carefully before operating the engine, so as to make
reliable operation, prolong the engine's working life, decrease the cost and
improve the economic efficiency.
A new engine or an overhauled engine should take a running-in period of
50 hours with light load (臆50% of load) and low speed (臆2000rpm) before
going to its normal working condition. Check the engine from time to time, fill
and replace the oil and oil filter cartridge and clean the screen filter timely.
Use clean fuel oil. Clean or replace the cartridge of fuel filter timely and
check for its soundness.
Check, clean and replace the cartridge of air filter and the inlet connecting
pipe. Make sure all are well air tight.
Don't use metal or other conduct items such as screwdriver to check the
generator condition. Otherwise it may lead to breakdown of some electric
elements.
After running 100 hours, the engine must be maintained through
dismantling the oil sump to check connecting rod bearings and tightening
torques of connecting rod and main bearing bolts.
Do not run the engine at idle speed continuously over 10 minutes.
In order to facilitate maintenance and spare parts servicing, please fill in
the model type and production number of the engine according to the
indications on the nameplate.
Model type院_________________________________
Production number院_________________________________
Points For Attention