WEICHAI WD10 Service Manual - page 30
Service Manual for WD10 Diesel Engine
20
infiltration of dust and impurities will lead to premature wear of engine.
Remove the filter element from air filter, pat its end faces gently to clean the dust on it, blow it with
compressed air reversely (from inside to outside) is also feasible.
Fig. 2-15 Air filter element
ATTENTION: Do not let the air broke filter paper and do not clean filter paper with water or
oil, do not pat or strike the filter element fiercely.
24 Maintenance for Long-Term Storage
241 Cleaning
(1) Drain all engine oil out after warming up the engine and clean engine oil filter, add slushing oil
into engine oil sump;
(2) Drain all fuel in fuel system out, and add slushing oil instead to protect the fuel circuit;
(3) Drain cooling water out, and add coolant with antirust agent instead;
(4) Run engine idly for 15~25min;
(5) Drain all kinds of oil and fluid in the engine out, including engine oil, fuel, coolant and urea
solution;
(6) Perform the protection on other parts.
242 Protection
To prevent humid air and impurities infiltrating into the engine, all open ports (import and export of
oil, air and water) should be sealed up with caps or plastic cloth, and also seal up the whole engine
with anti-rust film.
ATTENTION: Additional packaging is required for transporting.