SDLG WP6, Service Manual

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Service Manual for WP6 Diesel Engine
17

Replace engine oil filter and filter element
Follow the steps below to replace engine oil filter:
(1) Screw off the old engine oil filter with a dedicated wrench;
(2) Fill up the new filter with engine oil;
(3) Coat the new filter rubber gasket with oil before installing, and then tighten the filter by hand;
(4) After the rubber gasket touched the base, tighten the filter for another 3/4~1 circle to seal it up.
(5) Check whether there is oil leakage after engine started.
Fig. 2-10 Engine oil filter

Check and adjust intake and exhaust valve clearance
Follow the steps below to check and adjust intake and exhaust valve clearance:
(1) Firstly make sure the engine is in cold state, and then rotate the flywheel positively with
external force until cylinder 1, 6 get to TDC, at this point tick on flywheel is aligned to OT tick
on flywheel housing.
OT tick is
aligned to
flywheel tick
Tick on
flywheel
Fig. 2-11 Flywheel ticks
(2) Remove the valve rocker shield on cylinder cover, to determine whether it is cylinder 1 or
cylinder 6 in compression stroke (for cylinder in compression stroke, there is clearance between
intake valve (and exhaust valve) and rocker).