01 Clean the machine body, blow water marks, check the smoothness of oil and water channels and parts cleaning, punch the machine body manufacturer's number with steel stamp, rivet label, oil change pump support.
02 Install cylinder liner copper gasket, cylinder liner shoulder, sealing ring, cylinder liner, water head, camshaft, thrust bearing, assembly parts of oil pump drive shaft, with cover plate fitting parts of drive mechanism, camshaft drive gear, oil pump drive gear, clearance.
03 Install bearing outer ring, locking spring, filling crankshaft assembly, filling 12V flywheel housing gasket, flywheel housing, dowel pin, flywheel, body support, vent, vent cover.
04 Install drive gear, timing gear, drive idler gear, thrust plate, oil ring, screw plug, lock, insurance, front cover, frame oil seal, locating pin, sewer pump, belt tray, body support.
05 Install flywheel housing gasket, flywheel housing, locating pin, oil pump, oil suction pipe, oil suction pipe hanger, bottom screw plug, oil pan gasket, oil pan, oil pan iron, body support.